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SERVICE MANUAL

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3. LGC board Main motor PC board Main motor Motor FG pulse 1 24V Wave Phase V correction Phase 1C1 comparator Voltage N Photo CN305 detection s interuptor Speed circuit Excitation i TNT comparator phase Phase W Phase U MAMCK switching T section Hall element E z x MAMCW gt Hall element C MAMBK Rotation Rotor Hall element MAMON control position 4 detection Lock protection circuit i 1 1 Fig 10 2 1 LGC board outputs the control signals for the main motor rotation MAMCW Motor rotation direction setting MAMON Motor rotation command 2 The excitation phase switching section excites each phase of the main motor gt The main motor is rotated 3 Hall elements A B and C detect the rotation position of the motor rotor 4 The excitation phase switching section switches the excitation of each phase The motor keeps rotating by repeating from 2 to 4 5 An FG pulse is generated by the FG pattern of the encoder attached to the main motor 6 The FG pulse and the reference frequency from the LGC board are compared in terms of the phase and speed and the difference is added to the IC1 The fluctuations in the power supply voltage is also added to the value Signal generation 7 In accordance with the s
4. Shading n correction plate 4 ir S 2 amp Rail for carriage 2 Carriage 2 Carriage 1 CCD board SLG board Fig 6 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER 6 2 Construction The construction and purpose of the scanning system are shown below 1 Original glass This is a glass on which original is placed The light from the exposure lamp is irradiated to the orig inal through this glass 2 Carriage 1 The carriage 1 consists of the exposure lamp inverter board reflector mirror 1 etc It is driven by the scan motor and scans an original on the glass Reflector Inverter board Mirror 1 Fig 6 2 Exposure lamp This lamp is a light source to irradiate the original on the glass one 16 W xenon lamp Inverter board This inverter board controls lighting of the xenon lamp Reflector This is a reflecting plate to efficiently lead the light from the exposure lamp to the surface of the original on the glass Mirror 1 This mirror leads the light reflected from the original to the mirror 2 described later Original glass Original Exposure lamp Inverter board Reflector Mirror 1 TK EN CT yY Fig 6 3 e STUDIO200L 202L 230 232 280 282 SCANNER June 2004
5. Carriage 1 Fig 6 29 Note Dri Rotate the drive pulley to move the carriage PA BOUT 4 Disconnect 1 connector from the inverter board Pull out the harness from 2 harness clamps and the frame of the carriage Note When disconnecting the connector make sure not to overload the carriage frame Fig 6 31 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER 5 Move the carriage 1 to the position where the exposure lamp is seen through the cutout of the frame i J D Note AL Rotate the drive pulley to move the carriage 5 5 59 H sl n Carriage 1 Fig 6 32 6 Remove 1 screw Lift up the exposure lamp and take it off by pulling out toward you Note Make sure to hold only the black molded part of the exposure lamp Do not touch any other part than this black molded part Fig 6 33 F Carriage 1 1 Take off the original glass P 6 17 Original glass 2 Take off the front upper cover and upper rear cover
6. 9 13 10 DRIVE SYSTEM rien coro eon e e nux v Lea Eua MEE da FR 10 1 10 1 General DescriptlOli een e eer 10 1 10 2 FUNCIONS C 10 2 10 3 Main MOtO ARE 10 3 10 3 1 Main motor drive 10 3 LU Aerernirelna ac 10 4 10 4 Disassembly and 10 5 e STUDIO200L 202L 230 232 280 282 CONTENTS June 2004 TOSHIBA TEC 11 DRUM RELATED 044 4 44000 inaia 11 1 11 1 11 1 11 2 11 3 High Voltage Transformer Output Control Circuit 11 4 11 3 1 General description eer 11 4 11 3 2 Description of Operation 11 5 11 4 Drum Temperature Detection Circuit 11 6 11 4 1 General description iii 11 6 11 4 2 amp 11 6 11 5 Temperature Humidity Detection 11 7 11 5 1 General ceret tisse EX NE 11 7 11 7 11 6 Disassembly and 2 1 10111 11 8 12 DEVELOPMENT SYSTEM enne incen eto ccm eeu aue
7. Fig 13 28 e STUDIO200L 202L 230 232 280 282 FUSER UNIT June 2004 TOSHIBA TEC 13 18 14 PAPER EXIT SECTION 14 1 General Description In the paper exit section a sheet of paper with the toner fused on is transported to the inner tray paper exit options or Automatic Duplexing Unit ADU The paper exit section consists of the guide and roller to transport the paper motor to drive this roller and sensor to detect the transporting status of the paper Exit gate Exit roller Paper exit section Exit sensor Fuser unit June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER EXIT SECTION 14 2 Functions 1 Exit sensor 2 3 The exit sensor detects if the leading or trailing edge of the paper has reached to the exit roller This sensor is also used for the detection of a paper jam in the fuser unit and paper exit section and the detection of the trailing edge of the reversed paper at duplex printing as well Exit motor The exit motor is a stepping motor which drives the exit roller This motor rotates reversely to switch back the exit roller when the paper is transported to the ADU In this equipment the transport speed in the ADU is about three times as fast as that of print pro cessing to enhance the productivity of duplex printing For that purpose the transport spe
8. June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PC BOARDS 17 7 05 11 10 PWA F KEY e STUDIO200L 230 230L 280 280S o PWB F KEY 350 61041768001 MWY 925 RT INITIAL SETTING R13 WW 4 MP qoo Qo Goo EN EXTENTION pF ILING BOX SCAN Ises ses m e STUDIO202L 232 232S 282 282S PWB F KEY 410 RAM AW RT Re gs E 1801 18002 LEDIS Rig 16020 NA M Fe W W USER FUNCTIONS sus des W PI Ca Pp D DS Dix se w ue u PF NPAOK Fi FF LY T LI EZI sui 5022 EH E e STUDIO200L 202L 230 232 280 282 PC BOARDS 17 8 05 11 S germs X Jet E 55 e E dos f 6 deig AW res a a Euer Ren 20 3 I ei 3020 516 LEDI S13 _1 1 7 ers Lens TOSHIBA CNTR STATUE EXERGY SAVER BA OW UE Lens Qo Ww 55 x oW MT nga mdr X n3 ws iB 88 05 E 1818 a EURCTIOR GER 13 I
9. A1 Original glass A15 Scanner damp heater thermostat A2 ADF original glass B1 Drawer pickup roller 1 B2 Drawer feed roller 4 Mirror 2 B3 Drawer separation roller 5 Mirror 3 B4 Drawer tray up sensor A6 Reflector B5 Drawer empty sensor Lens B6 Drawer paper stock sensor A8 Exposure lamp B7 Drawer detection switch A9 Automatic original detection sensor B8 Drawer A10 Platen sensor B9 Drawer tray A11 Scan motor B10 Upper drawer feed clutch A12 Carriage home position sensor B11 Lower drawer feed clutch A13 Scanner damp heater Left B12 Tray up motor A14 Scanner damp heater Right B13 1st transport roller e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC B14 2nd transport roller E8 Main charger B15 Registration roller E9 Discharge LED B16 Registration sensor E10 Doctor blade B17 1st transport sensor E11 Drum thermistor B18 2nd transport sensor E12 Developer sleeve magnetic roller B19 Registration clutch E13 Auto toner sensor B20 Upper transport clutch E14 Toner recovery auger B21 Middle transport clutch E15 Toner cartridge installation switch B22 Lower transport clutch E16 Toner motor B23 Side cover opening closing swit
10. Hole punch unit MJ 6005E MJ 6005E MJ 6005E MJ 6005E Bridge kit KN 3520 KN 3520 KN 3520 C KN 3520 C Job separator MJ 5004 MJ 5004 MJ 5004 C MJ 5004 C Offset tray MJ 5005 MJ 5005 MJ 5005 C MJ 5005 C Work tray KK 3511 KK 3511 KK 3511 C KK 3511 C Damp heater Standard Standard Standard Standard Fax board GD 1150AS GD 1150NA GD 1150C GD 1150C 2 GD 1160EU N GD 1160NA GD 1160C GD 1160C ae GN 1041 GN 1041 GN 1041 GN 1041 Bluetooth module GN 2010 GN 2010 GN 2010 GN 2010 Antenna GN 3010 GN 3010 GN 3010 GN 3010 PCI slot GO 1060 GO 1060 GO 1060 GO 1060 Scrambler board GP 1040 GP 1040 GP 1040 GP 1040 Printer kit GM 1070 GM 1070 GM 1070 Printer Scanner kit GM 2070 GM 2070 Standard Scanner Kit GM 4070 GM 4070 GM 4070 Data overwrite kit GP 1060 GP 1060 GP 1060 GP 1060 Desk MH 1700 MH 1700 MH 1700 MH 1700 GQ 1020 GQ 1020 GQ 1020 GQ 1020 controller e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 18 05 11 June 2004 TOSHIBA TEC Area Taiwan Korea Machine version TWD KRD destination 110V 220 240V Model name e STUDIO282 e STUDIO282 Platen cover KA 3511PC Standard RADF MR 3020 MR 3020 1 Standard Standard 7 1021 1021 Slot cover ADU MD 0102 MD 0102 PFP KD 1011 KD 1011 LCF KD 1012A4 KD 1012A MJ 1022 MJ 1022 Staple cartridge for MJ 1022 STAPLE 1600 STAPL
11. 3 STUDIO202L 232 2328 282 2828 e June 2004 TOSHIBA TEC 17 4 05 11 e STUDIO200L 202L 230 232 280 282 PC BOARDS 4 PWA F CCD e STUDIO200L 230 230L 280 280S 515550 AGND T ii Or PII R I 41 2824 35 47 16 CN14 PWB F CCD 371H 6LA88912000 Joooooo I R39 HALOGEN FREE PWB FB4 LEAD FREE PCBA PWB F CCD 364N 6LE78151000 TOSHIBA gt EP GW FR 40 lt CN208 TOSHIB PWB F LRL 360 6LA70334000 6 PWA F LDR PWB F LDR 360 61410323000 16 TOSHIBA 3 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PC BOARDS 17 5 05 11 7 PWA F SNS R od 5 5504 3 e 8 PWA F ADU e STUDIO200L 230 280 series Pes ub 56 MTe gt EP GW MD FR lt lor 9 031c2 7504 5 cal PWB F SNS 360 6LA70324000 e STUDIO230 280 NAD AUD MJD IRD CND models Standard e STUDIO200L NAD ASD e STUDIO230 280 AS
12. 65 Fig 2 113 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 6 Remove 1 screw Lift up the job separator and release the hook Take off the job sepa rator toward the front Fig 2 114 H MJ 5005 Offset tray 1 Turn the power OFF and unplug the power cable 2 Take off the tray 3 Remove 2 screws and take off the cover e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 66 4 Disconnect 2 connectors Fig 2 117 5 Open the front cover 6 Remove the inner tray attachment cover 7 Remove 1 screw and take off the cover June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 67 8 Lift up the offset tray and release the hook Take off the offset tray toward the front Fig 2 120 I 0 0102 Automatic Duplexing Unit ADU Refer to chapter 15 5 for taking off the ADU P 15 10 Automatic Duplexing Unit ADU The ADU is available as standard equipment for some destinations or versions J MR 3020 Reversing Automatic Document Feeder RADF 1 Turn the power OFF and unplug the power cable 2 Take off the connector cover Connector cover Fig 2 121 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 68
13. Hole punch unit MJ 6005E MJ 6005E MJ 6005E MJ 6005E MJ 6005E Bridge kit KN 3520 KN 3520 KN 3520 C KN 3520 C KN 3520 Job separator MJ 5004 MJ 5004 MJ 5004 C MJ 5004 C MJ 5004 Offset tray MJ 5005 MJ 5005 MJ 5005 C MJ 5005 C MJ 5005 Key copy counter MU 8 MU 8 MU 8 MU 8 MU 8 ary counter MU 10 MU 10 MU 10 MU 10 MU 10 Work tray KK 3511 KK 3511 KK 3511 KK 3511 KK 3511 Damp heater Standard Standard Standard Standard Standard Fax board GD 1150NA N A GD 1150C GD 1150C GD 1150TW GD 1160NA N A GD 1160C GD 1160C GD 1160TW CAN GN 1010 GN 1010 GN 1010 GN 1010 GN 1010 PCI slot GO 1040 GO 1040 GO 1040C GO 1040C GO 1040 Scrambler board GP 1030 GP 1030 GP 1030 GP 1030 GP 1030 Parallel interface kit GF 1140 GF 1140 GF 1140 GF 1140 GF 1140 NIC board GF 1150 Standard GF 1150 Standard Standard Printer Scanner kit GM 2020 Standard GM 2020 Standard GM 2020 Printer kit GM 1020 GM 1020 GM 1020 GM 1020 GM 1020 Scanner upgrade kit GM 3020 GM 3020 GM 3020 GM 3020 GM 3020 Desk MH 1700 MH 1700 MH 1700 MH 1700 MH 1700 60 1020 60 1020 60 1020 60 1020 60 1020 controller e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 12 04 09 June 2004 TOSHIBA TEC e STUDIO230 230L Central and Area North America South America Australia Europe Hong Kong Machine version NAD ASD AUD MJD destination 115V 220 240V 220 240V 220 240V
14. SLG board e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 05 11 7 IMAGE PROCESSING 7T 1 General Description The following diagram shows the process of the equipment from scanning of original to writing data on the photoconductive drum surface Scanning section Image processing section Writing section T T Original 555555555555 Original glass Lens Scanning Image processing Image processing soon scanning control writing control Laser CCD section section SLG LGC 1 System L section 1 1 1 SYS atom Temporary Photo storage conductive section drum HDD Semiconductive laser element Fig 7 1 The followings are the boards used for image processing Board Function SLG board High quality image processing image memory editing editing processing gamma correction gradation processing scanner high quality image processing and exter nal output system interface LGC board Smoothing processing external input system interface image area control laser related control and printer high quality image processing June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING 05 11 Image of an original placed on the original table is scanned by the optic
15. Jedd Josues veg 976 0 T uoinjo 181101 uoneasibes 6 2 zi ing one A4 size sheet fed from the u Timing chart for co d Josues 42 919 295 yum June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION 4 2 4 Bypass feed copying 1 Insert a sheet of paper into the bypass tray Bypass paper sensor ON Ready for bypass feeding is displayed 2 Press the START button Ready for bypass feeding changes to COPYING Exposure lamp ON Scan motor ON gt Carriages 1 and 2 move forward Polygonal motor rotates in high speed Main motor and exit motor ON The drum fuser unit developer unit and exit roller are driven 3 Bypass feeding Main charger developer bias and discharge LED ON Fans are rotated in high speed Bypass feed clutch ON The bypass pickup roller start to rotate The bypass pickup roller is lowered The bypass feed roller start to rotate Aligning operation Paper reaches the registration roller After a certain period of time the bypass feed clutch OFF 4 Hereafter the operation 3 through 6 of P 4 3 4 2 3 Drawer feed copying Upper drawer paper feeding is repeated 4 2 5 Interruption copying 1 Press the INTERRUPT butt
16. PFADI06156 100 10 1 12 M51957BFP 519578 RAP RAO RA2S RAS 27 Raso C130 100 10 3 6 100 10 E oc Rass 1 1 c c tore EI v L 1 15 n MTABLCBMLGAZTG 103 1 MTABLCBMIGAZTG VC1604 LVC1632 1 16 H 10 16 De 1219 LVCI608 1049 TOSHIBA 6LA88914000 PWB F SYS 371H O gt GW SD Fhe At dd FR 60 40 lt HRS ORY F aug 1656 15 1927614 Birt 10 100 25 June 2004 TOSHIBA e STUDIO200L 202L 230 232 280 282 PC BOARDS 17 1 05 11 e STUDIO202L 232 2328 282 2828 FAX EXTPOW RAS RAS RAS 3304 552556555555 M i T R23 103 44 7 TP5OO TPS 162 1 2 TP6OO TP10 1507 S Caer 15 0 1614 TPROO 48 DH alla ur TRE B Ez 5 z z Zon Sonat
17. Swa pie HONTTOR PAUSE CE EL Em 52 uit 1030 ims LEDIA June 2004 TOSHIBA TEC 11 PWA F FUS ASD AUD SAD ASU TWD CND IRD ARD KRD models Standard NAD MJD models Option BA TOSHI 2 PWB F FUS 350 6LA42006000 2 01 151834 gt PF WP FR 40 lt 12 PWA F NIC e STUDIO200L 230 230L 280 280S only e STUDIO230 280 NAD AUD MJD IRD CND TWD models Standard e STUDIO200L NAD ASD e STUDIO230 280 ASD ASU SAD e STUDIO230L MJD e STUDIO280S models Option morts MARY SIDE 4 PIN 33V I P4 161 860 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PC BOARDS e STUDIO200L 202L 230 232 280 282 PC BOARDS June 2004 TOSHIBA TEC 17 10 TOSHIBA TOSHIBA TEC CORPORATION 2 17 2 HIGASHIG
18. SEARE RAE AE 1 7 1 3 2 5 90102021 232 2325 282 2825 1 8 1 4 SSUPPNSS M 1 9 1 4 1 51 20 02001 230 2301 280 2805 1 9 1 4 2 5 90102021 232 2325 282 2825 nnne nnns 1 9 e S S 1 10 1 5 1 e STUDIO200L 230 230L 280 2808 nene 1 10 1 5 2 5 90102021 232 2325 282 2825 1 16 2 OUTLINE OF THE MACHINE n eroe 2 1 2 1 Sectional View eee 2 1 2 2 Electric Parts 2 2 4 2 3 Symbols and Functions of Various Components 2 17 2 4 General Descriptionzazc scc se tele Redes 2 26 2 4 1 System block diagram 2 26 2 4 2 Construction of boards eerte 2 28 2 5 Installation and Replacement of Covers and PC 2 30 VINE CODE 2 30 252 51950 EE 2 41 2 6 Installation and Replacement of Options 2 51 3 COPY Diold rtme 3 1 3 1 General Description of Copying Process 3 1 3 2 Details of Copying Process reae Led Rand dt 3 2 3 3 Comparison with e STUDIO350 450 3 13 4 GENERAL OPERAT QON
19. 12 1 PAL eremo gt LIU IUE 12 1 1222 FUNCOMS Kb emm 12 2 12 2 1 General description o idein nein etc 12 2 12 2 2 Recovered toner supply mechanism 12 3 12 3 Drive Circuit of Toner Motor 12 4 12 4 Auto Torier CIFCUI seen oed enu dne hun eder Re Mee eere dede 12 6 12 4 1 General description iii 12 6 12 4 2 Function of auto toner 12 7 12 5 Disassembly and Replacement ss 12 9 EMIsul EE 13 1 13 1 General Description 13 1 13 2 ODO PANOM EE 13 2 FUNCIONS Tera ee Dee D nie de dire hale td cache duende ds 13 3 13 4 Heater Control Circuit 2 ie Eco roce cepa Post even sae E Ecc int 13 5 13 4 1 Configuration 13 5 13 4 2 Temperature detection section 13 6 13 5 Disassembly and Replacement ss 13 11 14 PAPER EXIT 224 4 444444404800 00 14 1 14 1 General DescriptlOtis o eerte Poterat cte Pen era tes aeaiia 14 1 14 2 Ue ets 14 2 14 3 Control Circuit of Exit Motor 14 3 14 4 Exit Motor Drive M 14 4 14 5 Disassembly and Replacement suspense 14 5 15 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102
20. Fig 2 91 6 Lift up the finisher and take it off Fig 2 92 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 58 D 2 When PFP LCF is installed 1 Turn the power OFF and unplug the power cable 2 Take off the connector cover and disconnect the connector 3 Remove 2 screws and take off the cover on the rear side 4 Remove 2 screws and take off the cover on the front side June 2004 TOSHIBA TEC 2 Connector cover Connector Cover Fig 2 95 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 59 04 09 5 Remove 2 screws Fig 2 96 6 Lift up the finisher and take it off Fig 2 97 E MJ 1025 Saddle stitch finisher 1 Turn the power OFF and unplug the power cable 2 Take off the connector cover and disconnect the connector O Connector cover 8 n Connector Fig 2 98 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 60 3 Pull out the finisher while pushing the lever Fig 2 99 4 Remove 1 screw and take off the finisher from the rail Note Be careful not to fell the finisher when mov ing the finisher unit only Fig 2 100 F KN 3520 Bridge unit 1 Turn the power O
21. 80 ND SAL S 4 LOINO 2 2 Joy 9 S 5 90 NO SALS 4 5 lt SSION eu E S0 NO SAL S 24 Fm SOLNO 4 asion 80149 8 6 4 H 90 ND SAEt 4 SOLNO GOLND 4 9 SONO gt 291 PIE04 SAS 902 0 502 0 0 NO ZOLNO 9 0 ojo snd xoopejul uos Bulsojo Buluedo 19109 uen 1 SJojeou 1 1 uondo sjepoui E tese Fig 16 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 POWER SUPPLY UNIT 16 6 05 11 16 6 Sequence of Power Supply ON 700ms or lower AC input 3 2V or higher 3 3VA Linked with main switch 4 95V or higher 20ms or 10ms or 1 20ms 50 5 1VA i higher higher 1 higher higher gt it gt OFF 0 3 2 or higher Oms to 200ms 4 95V or higher 1 gt 4 50ms to 120ms Linked with main switch PWR DN Oms to 20ms 11 4V or higher 12VA 12VA Linked with main switch 200ms or lower PWR EN 200ms 14 l
22. P 13 12 181 Fuser unit upper cover Separation finger 2 Remove 6 springs and take off 6 separation fingers Fig 13 10 e STUDIO200L 202L 230 232 280 282 FUSER UNIT June 2004 TOSHIBA TEC 13 12 D Heater lamp 1 Take off the fuser unit upper cover EI P 13 12 B Fuser unit upper cover 2 Remove 2 springs Note Spring When installing the spring catch the spring on the lower hook Fig 13 11 3 Remove 4 screws and take the separation finger bracket Separation finger bracket v Fig 13 12 4 Remove 2 screws of each the center heater lamp and the side heater lamp Fig 13 13 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 13 13 5 Pull out the upper heater lamp and the lower heater lamp Notes 1 When installing the heater lamps do not mix up the upper side and lower side The upper heater lamp has the coil wound up on its center part and the lower heater lamp has the coil wound up on its both ends 2 Install the heater lamps on their welded sides on upper 3 Do not touch the lamps directly with bare hands 4 Distinguish the harnesses by their termi nals The M3 one is for the center heater lamp and the M4 one is for the side heater lamp E Fuser roller 1 Take off the center heater lamp and side heater lamp EI P 13 13 D Heater lamp 2 Take out the fuser roller upward No
23. cicius 4 1 4 1 Overview of Operation eee 4 1 4 2 Description of Operation Grandir saeva pub rne Li 4 2 4 2 1 Warming up 8 4 2 4 2 2 Ready state ready for copying 4 2 4 2 3 Drawer feed copying Upper drawer paper feeding 4 3 4 2 4 Bypass feed copylng accessio etae ead 4 5 4 2 5 Interruption copying ss 4 5 4 3 Detection of Abnormality 4 6 4 3 1 Types of abnormality sise 4 6 4 3 2 Description of abnormality ss 4 7 Flow MD Ra Rae nn de ere Rite ee 4 12 4 4 1 Immediately after the power is turned 4 12 4 4 2 Automatic paper feed 4 14 5 REPRE 5 1 5 1 Control Panel and Display Panel sine 5 1 5 2 Items Shown on the Control Panel 5 2 5 2 1 5 3 5 3 Relation between the Equipment State and Operator s 5 8 54 Description Of iie age dense sde tenace 5 12 5 41 Dot matrix EOD 5 12 542 LED diSplay CIFCUIL 5 15 5 5 Disass
24. 1 48 34 33 I c14 J 16 LEDZ gt 1634 17 4 sir HALOGEN FREE PWB LEAD FREE PCBA 41 16 Ica 47 16 TI P TMP95CO63F TMPBSCO8SF TPT 255 13 cs INC1S2125M5X gt EP GW FR 40 NC7SZ125M5X c5 ta 298 I Isso I C187 C189 zou m dl 2 sso 6teu I HD49934HF 1 41 16 HD49334HF c18 8012HA segs XON9SOEGNS 25 25 BOOHA 8012HA sees X8W9S2 6W43 802HA star star 18141 89 Sidi Ldi 2 9181 Sidi 141 su a 8 F MBM29F400TC MBM29F400TC LS6ISW He He I Ctcyrcioge I lt 4 1098 Fd 507 15615 28 PWB F SLG 360 6LA70330000 PWB F SLG 364N 6LE78192100 1011 9 1C15 TD62308F TD62308F lt
25. control circuit TRC1 777 Side heaterlamp sigeedtertamp Side heater lamp control circuit SS ae Sas i iS EE TRC2 Center Side Edge A thermistor thermistor thermistor dass Cover Main opening closing switch 1 gt Engine Overheat detection signal interlock switch cpu I Center heater lamp 1 gt control signal e Temperature Side heater lamp 4 control circuit control signal ine Forcible power off Reset signal gt n circuit LGC board Fig 13 3 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 13 5 13 4 Temperature detection section To maintain the surface temperature of the fuser roller at a certain level 3 thermistors center side and edge detect the surface temperature of the fuser roller to turn ON OFF and control 2 heater lamps center and side 1 Relation between the thermistor output voltage and surface temperature of the fuser roller Output voltages of thermistors V Surface temperatures of fuser roller C Approx 0 5 40 Approx 1 9 100 Approx 3 8 180 2 Control of the surface temperature of the fuser roller Warming up Ready 180 C During printing 180 C 180 Temperature of fuser roller Heater lamp ON 0 Fig 13 4 Remark During warming up 2 heater lamps center and side are turned ON to raise the surface temper ature of the fuser roller During
26. Duct upper cover Fig 8 16 gt Connetor 1 Fig 8 17 e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT June 2004 TOSHIBA TEC 9 PAPER FEEDING SYSTEM 9 1 Functions The purpose of this system is to pick up a sheet of paper from the drawer or bypass tray and transport it to the transfer position The paper feeding system mainly consists of the pickup roller feed roller sep aration roller transport roller registration roller bypass paper sensor drawer empty sensor drawer paper stock sensor feed sensor registration sensor and the drive system for these components This manual explains the paper feeding system assuming that the lower drawer drawer module is installed although it is available as only an option MY 1021 depending on the destination or version Sectional view of paper feeding section Front side Fig 9 1 No Name No Name 1 Upper drawer separation roller 13 Bypass separation roller 2 Upper drawer feed roller 14 Upper drawer tray up sensor 3 Upper drawer pickup roller 15 Upper drawer empty sensor 4 Lower drawer separation roller 16 Upper drawer paper stock sensor 5 Lower drawer feed roller 17 Lower drawer tray
27. Bones cars pp m Li 9 NX asvPobou cas cts J 2 Ei Fal 5 R22 1 cyesrpizoct EN 1 CA 2 CA4 CAS CAG CAS CAI 13 14 15 CAI CAIS n 1 RHONE LGC EN LI pcs RHONE2 tor ATRACDIA MBN29LV6SQUE 1c13 DOWNLOAD 215 LP2996MRXP 4 I B HUDSON2 cvasstvasszcT E y R15 su 816 mI RIS R 1 1604 Dn MVS4430 OO 1BM2SPPCTSOCK ren 45 56 pen memzsLvesoue 617 HALOGEN FREE PWB LEAD FREE PCBA 1016 RSSC372Ae ral 1 1 5 2 2 Was p rsg FE eon 1 1 4 cl Sut e Sici RAI RANI cin 65VP470M css 220 16 E 41 16 HUDSON Loc 4 0 10 16 z TOSH
28. 0701 05 3915 OLOL NO Jeydepy S00S f IN SS9J8JlM SHO ibh 0 0L dO 006 0002 3 ldv1S Joyesedas 0711 49 ejdeis 1 i TE OZGE NM GCOI TN J N 0C Z 2W JUSIUI uoins ejppes 01 1900 J8JUn09 Ado Jejuno2 Ado Key 0201 09 Jej ojjuoo 10 1195 S A IN S009 PIN uoung 0091 4 1dVLS ejdeis p cCOV PIN ed amp Jeusiul4 9LO AN 18p9914 jueunooq 18109 Fig 1 2 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 10 05 11 e STUDIO280 280S Central and Area North America South America Australia Europe Asia Hong Kong Machine version NAD ASD AUD MJD ASU destination 115V 220 240V 220 240V 220 240V 220 240V Model name e STUDIO280 e STUDIO280 e STUDIO280 e STUDIO280 e STUDIO280 Platen cover KA 3511PC KA 3511PC KA 3511PC KA 3511PC KA 3511PC RADF MR 3016 MR 3016 MR 3016 MR 3016 M
29. JA Arbor lt lt Clutch spring Cover Bypass separation roller Fig 9 14 D Bypass feed roller 1 Take off the bypass feed unit P 9 13 B Bypass feed unit 2 Remove 2 screws and take off the upper guide Upper guide Fig 9 15 3 Lift up the arm remove 1 screw and then take off the bracket Arm Bracket Fig 9 16 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 4 Remove 1 clip and take off the bypass feed roller unit from the shaft Then take off the bypass feed roller E Bypass paper sensor 1 Take off the bypass feed unit P 9 13 B Bypass feed unit 2 Remove 2 screws and take off the upper guide 3 Release the latches and take off the bypass paper sensor e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM Bypass feed roller Bypass feed roller unit Upper guide Fig 9 18 Bypass paper sensor Fig 9 19 June 2004 TOSHIBA TEC F Bypass feed clutch 1 2 Take off the bypass feed unit P 9 13 B Bypass feed unit Remove 1 clip Take off the bypass feed clutch together with the bushing and bracket G Bypass unit 1 Ifthe ADU is not installed take off the right front hinge cover the right rear hinge cover and the bypass upper cover P 2 38 Right front hinge cover P 2 39 Q Right rear hinge cover
30. P 2 39 R Bypass upper cover If the ADU is installed take off the ADU P 15 10 A Automatic Duplexing Unit ADU Open the side cover Disconnect 2 connectors Remove 5 screws and take off the bypass unit Note Make sure to let the disconnected connector A harness through the hole B 2 3 June 2004 TOSHIBA TEC Clip Bracket Fig 9 20 17 04 09 Fig 9 21 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM H Bypass tray 1 Take off the bypass unit 25 P 9 17 G Bypass unit 2 Disconnect 1 connector Remove 2 screws and take off the bypass tray Note The bypass tray is removable without taking off the bypass unit from the equipment 3 Pull out the hinge assembly from the bypass tray I Paper size detection sensor 1 Take off the bypass tray P 9 18 H Bypass tray 2 Remove 3 screws and take off the bypass tray upper cover e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM Bypass tray Fig 9 22 Fig 9 23 Screw Screw Bypass tray upper cover Fig 9 24 June 2004 TOSHIBA TEC 18 3 Remove 1 screw and take off the paper size detection sensor Paper size detection sensor Fig 9 25 J 2nd transport sensor Bypass pickup solenoid 1 2 3 4 5 6 Take the bypass unit P 9 17 Bypass unit
31. Toner density becomes low V Auto toner sensor detects the absence of the toner V Control circuit Install new toner cartridge displayed the copying operation disabled Solution Open the front cover and replace the toner cartridge with a new one Toner is supplied gt copying operation enabled F Developer unit not installed properly Disconnection of the connectors of the developer unit Developer unit not installed is displayed Solution Connect the connectors of the developer unit and close the front cover G Call for service Error code is displayed instead of the set number by pressing the CLEAR button and 8 button simultaneously when the Call for service is blinking Refer to the error code table in the Service Handbook June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION 4 4 Flow Chart 4 4 1 Immediately after the power is turned ON Main switch ON DC power ON Restart Cover is open Heater lamp ON Registration sensor ON Scan motor ON 2 5 seconds elapsed Exit sensor Home position detected Call for service Peak detected C270 C280 1st transport sensor ON 2nd transport sensor ON Y Fig 4 3 e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION June 2004 TOSHIBA TEC Temperature of the fuser roller ready for pre running Main motor ON Therm
32. June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE Symbol Name Function Remarks 524 EXIT SNR Detecting the transporting paper atthe P 2 13 P31 1101 Exit sensor exit section Fig 2 16 SW1 MAIN SW Turning ON OFF of the equipment P 2 7 5 16 Main switch Fig 2 8 SW2 COV INTLCK SW Controlling cutoff and supply of the AC P 2 7 P5 1108 Cover opening closing interlock input for DC power supply by opening Fig 2 8 switch closing of the front cover or transfer guide SW3 TR COV SW Transfer cover opening closing switch P 2 10 P6 1113 Transfer cover opening closing Fig 2 switch 12 SW4 TNR SW Toner cartridge presence absence P 2 7 P6 152 Toner cartridge installation switch detection Fig 2 8 SW5 FRNT COV SW Detecting opening closing of the front P 2 7 P5 1102 Front cover opening closing switch cover Fig 2 8 SW6 CST U SW Detecting presence absence of the P 2 9 P6 1113 Upper drawer detection switch upper drawer Fig 2 11 SW7 CST L SW Detecting presence absence of the P 2 9 P6 1113 Lower drawer detection switch lower drawer Fig 2 11 SW8 ADU SET SW Automatic duplexing unit opening clos P 2 12 P32 143 ADU opening closing switch ing detection Fig 2 e STUDIO230 280 232 282 15 NAD AUD MJD IRD CND models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD TWD KRD e STUDIO230L MJD
33. No Message State of equipment Note 1 Power is OFF at Sleep Mode Press START button or FUNC TION button to clear 2 Saving energy press START button At Energy Saving Mode Press START button to clear 3 Wait Warming Up Scanner warming up Displayed until the equipment becomes ready to start scanning Auto Start can be set 4 Wait Warming Up Auto Start Scanner warming up Displayed when Auto Start is set Press STOP button to clear the Auto Start 5 WAIT Displayed when performing the con trolling function to keep the equip ment at the best condition 6 Wait adding toner Supplying toner Equipment becomes the toner supply state Recovers when the toner supply has finished 7 Performing Auto Calibra Displayed at image quality control Recovers when the image quality INNER TRAY FULL Scanning is enabled tion control has finished 8 READY Ready for copying Waiting for the operation 9 READY Copying job interrupted Press START button to resume Press START button to copying or press MEMORY CLEAR copy button to delete the job 10 READY Scanner warming up WARMING UP 11 READY Printing out the data PRINTING Scanning is enabled 12 READY Supplying toner ADDING TONER Scanning is enabled 13 READY Inner tray in the equipment is full When the bridge unit is installed Resumes printing by removing
34. P 2 32 E Front upper cover P 2 34 Upper rear cover 3 Move the carriage 1 to the position shown in the figure at right and match the positions of each hole and screw Remove 2 screws Carriage 1 Fig 6 34 e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 4 Move the carriage 1 to the cutout part Pull down each bracket fixing the wire from the hole of the frame on both ends of the car riage 1 Bracket Fig 6 35 Note Drive pulley Rotate the drive pulley to move the carriage 5 Disconnect 1 connector from the SLG board Remove 2 seals and release the harness Seal A S VA gt k 0 NS Fig 6 37 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER 6 Rotate the carriage 1 in the direction shown HJ in the figure at right not to touch the mirro
35. 291 JeuSIUA 916 dave nav 997 Ae Joje1edes jun p1eoq 997 BIA jeuuojsuea pjeoq 291 997 307 48 997 291 pieoq SAS pieoq 976 pieoq 991 pieoq SAS pieoq SAS pieoq SAS Jeysiuly Java pieog 916 997 ei asyo eBpug 997 BIA JO Wdad preoq SNA SAS pieoq SAS SAS 91S 291 SAS pueog SAS pieoq SAS 90 N9 NOZHLH 90 N9 NOLHLH 9 o ZOLNO 23 4 97 o 80 ND vOAvZ 23 2 80149 2041 104NO D 104405 due 1eyeeu epis due Jojeou apis 90 NO 54 20LNO HAS ce 90 NO 2 2 ume oco Musa zp 90 NO GAL S 5 Y 7081 POST JON 34 9 due jejeeu gazi due 80 49 SAZL 4 3 9 0 9 0 90449 SONO c4 1 19 U99 4 1104 19SN4 S0 NO a SOLNO VAgI
36. A4 Series LT Series Original Original glass Original Original glass N APS R APS 3 ES APS R APS 2 APS C APS 2 APS C Fig 6 14 e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 6 6 2 Process of detection of original size 1 When the equipment is in the APS mode the carriage 1 is set at its home position 2 When the platen cover is opened the sensors receive the light reflected from the original and if the conditions for original size shown in a matrix of 4 are met the size of the original is instantly detected 3 The output signal from each sensor is input to CPU on the SLG board to determine the size of the original A4 Series Vo LT Series APS R APS R APS C m T Hi Reflection type Reflection type photosensor aps 3 H M CPU photosensor APS 3 HE AW 2 EE i APS 1 APS 2 an a GND PWA SLG s GND PWA SL Fig 6 15 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER A4 Series A5 B5 A4 APSR O APS C 52 ASR B5 R 5 3 A4 R APS AQ B4 APS2O ns Fig 6 16 LT Series ST LT APS R O APS C O
37. ADU Standard MD 0102 MD 0102 Standard Standard PFP KD 1011 KD 1011 N KD 1011 KD 1011 KD 1011 LCF KD 1012LT KD 1012A4 KD 1012A4 KD 1012A4 KD 1012A4 2 MJ 1022 MJ 1022 MJ 1022 MJ 1022 MJ 1022 Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 MJ 1025 MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 Hole punch unit MJ 6005N MJ 6005E MJ 6005E MJ 6005E MJ 6005E F S Bridge kit KN 3520 KN 3520 KN 3520 KN 3520 KN 3520 Job separator MJ 5004 MJ 5004 MJ 5004 MJ 5004 MJ 5004 Offset tray MJ 5005 MJ 5005 MJ 5005 MJ 5005 MJ 5005 Work tray KK 3511 KK 3511 KK 3511 KK 3511 KK 3511 Damp heater MF 2320U Standard Standard Standard MF 2320E Fax board GD 1450NA GD 1150AS GD 1150AS GD 1150AU GD 1150EU EUN GD 1160NA GD 1160EU N GD 1160EU N GD 1160EU N GD 1160EU N 4 GN 1041 GN 1041 GN 1041 GN 1041 GN 1041 Bluetooth module GN 2010 GN 2010 GN 2010 GN 2010 GN 2010 Antenna GN 3010 GN 3010 GN 3010 GN 3010 GN 3010 PCI slot GO 1060 GO 1060 GO 1060 GO 1060 GO 1060 Scrambler board GP 1040 GP 1040 GP 1040 GP 1040 GP 1040 Printer kit GM 1070 GM 1070 GM 1070 GM 1070 GM 1070 Printer Scanner kit GM 2070 GM 2070 GM 2070 GM 2070 GM 2070 Scanner kit GM 4070 GM 4070 GM 4070 GM 4070 GM 4070 Data overwrite kit GP 106
38. Fig 3 15 For smooth transfer In the transfer bias processing of this equipment bias voltage 600 VDC is applied to the regis tration roller and transfer unit transport guide to prevent the charge produced by the transfer charger from flowing into the transfer unit transport guide through the paper Output is controlled as follows to realizes the desirable transfability Paper position against transfer point Transfer output From leading edge to 11 mm from leading edge 418 ADC From 11 mm from leading edge to 5 mm from trailing edge C 445 uADC From 5 mm from trailing edge to trailing edge L 310 HADC XXE Direction of transportation XD XX o HX CHK Drum rotation CX 7 Transfer charger Fig 3 16 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 COPY PROCESS 7 Separation Separation is the process of separating paper which is temporarily adhering to the drum due to the static electricity during the transfer process Method Apply negative DC bias to the separation charger x The positive charge the paper is decreased bol ay Drum 87 The electrostatic adherence force between the rotation 9 paper and drum becomes weak mot The paper is separated from the drum by its Separation charger own stiffness Irection transportation Fig 3 17 Output is controlled as follows to realizes the desi
39. Sorting group copy magazine sorting 2in1 4in1 single sided double sided image composition date insertion sheet insertion mode etc Printer image processing LGC board Smoothing processing External input system interface Image area control Laser related control Printer high quality image processing Laser drive board Image data flow Laser drive Fig 7 3 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING 05 11 7 3 SLG Board 7 3 1 X Features 1 The image processing section on the SLG board is controlled by the CPU on the SLG board 2 The image processing section on the SLG board realizes the following when functioning the equip ment High quality image processing mage memory editing Editing processing Gamma correction Gradation processing External output system interface 7 3 2 Functions of image processing circuit The image processing section mounted on the SLG board realizes the followings 1 High quality image processing Background processing function Range correction This function removes undesirable background so that the original can be reproduced appropri ately By using the background adjustment function while manually adjusting the image density undesirable background of the original can be removed if any and some necessary but disap peared background can be recovered By using this functio
40. 5 Turn the hinge pin to point at the front side and pull it out downward Open the ADU and take it off by sliding it to the rear side Fig 15 12 B ADU inside rear cover 1 Take off the ADU P 15 10 A Automatic Duplexing Unit ADU ADU inside rear cover 2 Remove 2 screws and take off the ADU inside rear cover Fig 15 13 C ADU opening closing switch 1 Take off the ADU inside rear cover P 15 11 B ADU inside rear cover ADU opening closing switch 2 Disconnect 1 connector Release the latches and take off the ADU opening closing switch Fig 15 14 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 11 D ADU driving PC board ADU board 1 Take off the ADU inside rear cover P 15 11 B ADU inside rear cover 2 Disconnect 6 connectors from the ADU board Release the latch and take off the ADU board Fig 15 15 E ADU cover 1 Take off the ADU inside rear cover P 15 11 ADU inside rear cover 2 Disconnect 3 connectors from the ADU board Fig 15 16 3 Remove 4 screws and take off the ADU cover Fig 15 17 e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 June 2004 TOSHIBA TEC 15 12 F ADU clutch 1 Take off the ADU cover
41. CEN Magnetic force Magnetic roller IN line Fig 3 13 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 COPY PROCESS Additional Explanation The life of the toner cartridge number of output pages varies depending on the following condi tions Coverage of originals printing image ratio of the original size and density of original background Size and density of originals The existence of solid black when making prints when a book is copied and the original cover is partially opened Temperature and humidity in the room when making prints Prints density and image quality mode As indicated in the figure below the life of the toner cartridge varies depending on the copy mode and coverage of originals A full block in the figure below denotes approx 5 000 output pages NEN WE LT AUD of originals AES THE CULTURE OF JAPAN TAKEGAKI Fig 3 14 e STUDIO200L 202L 230 232 280 282 COPY PROCESS June 2004 TOSHIBA TEC 6 Transfer Transfer is the process of transferring the toner image visible image formed on the drum surface onto paper Method A paper passing the side of the drum is charged to the opposite polarity to the that of toner by the corona discharge of the transfer The toner moves from the drum surface onto the paper Paper Drum Transfer charger
42. Replacement of Oil Seal e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 Oil seal Bushing Fig 12 32 Mixer 3 Mixer 2 Fig 12 33 Bushing Fig 12 34 June 2004 TOSHIBA TEC 18 Remove the end section of the mixer 1 Remove the bushing and oil seal Replacement of Oil Seal P 12 20 I Replacement of Oil Seal 8 9 10 Take off the mixer 1 11 Remove the bushing on the rear side 12 Remove the oil seal Replacement of Oil Seal P 12 20 I Replacement of Oil Seal June 2004 TOSHIBA TEC 12 End section of mixer 1 CZ Oil seal Bushing Fig 12 35 Fig 12 36 Bushing Fig 12 37 e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 19 I Replacement of Oil Seal 1 Insert a fine screwdriver into the depression of the oil seal to take it out 2 Pushin a new oil seal parallel to the frame or FN m bushing shown figure at right inside Outside 3 Apply the grease Alvania No 2 amount of 2 rice grains on entire surface of the oil seal RE evenly Grease Note a Wipe off the excessive grease Oil seal Fig 12 38 e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 20 June 2004 TOSHIBA TEC 13 FUSER UNIT 13 1 General Description In the fuser unit toner is fused by applying heat and pressure on the transferred image on the trans ported paper The
43. Take off the bypass tray P 9 18 H Bypass tray Take off the bypass feed unit P 9 13 B Bypass feed unit Remove 1 screw and take off the bypass separation roller cover P 9 14 Bypass separation roller Remove 2 screws and take off the 2nd trans port sensor cover Remove 3 screws and take off the bypass unit lower cover June 2004 TOSHIBA TEC 2nd transport sensor cover Fig 9 26 Bypass unit lower cover P 19 Fig 9 27 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 7 Disconnect 1 connector Release the latches and take off the 2nd transport sensor 8 Disconnect 1 connector Remove 2 screws and take off the bypass pickup solenoid and solenoid arm K Drawer feeding unit 1 Take off the drawer 2 Remove 1 screw and take off the drawer feeding unit by sliding it to the front side e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 2nd transport sensor Fig 9 28 Bypass pickup solenoid Solenoid arm Fig 9 29 Fig 9 30 June 2004 TOSHIBA TEC L Tray up sensor 1 Take off the drawer feeding unit P 9 20 K Drawer feeding unit 2 Disconnect the connector and release the latches to take off the tray up sensor Tray up sensor M Empty sensor 1 Take off the drawer feeding unit P 9 20 K Drawer
44. php CHE grs oV m NET TER Fer H NOS OWYSHL 1 Fe 2 HANNVOS 1 S130ON YSHLO Hansa E 0 9 9 0 E NET TO ezsr n er Ha eje NOILdO an STSGOW AFW AYN CHE Mcr M nom HOLIMS M90 TH3 INI SNISO TO 9NIN3dO 8 AE 20841 MS HOTLNIAO9 NINI Zany TOV a ele 2 LOUL z N NI dWYT OV LI N uooa ov GE T Y v o 3 854 28454 east Cinrdnvrov YONO MH 7 lt lt 5a 2v MS 1 2 00170 MS OV 1 HOLIMS NIV 1 MS NIVIA ou 4 H TINTMS OV gt gt 2 8 2 opo 5 i D NIVIA 4 gt oo L TNIVW OV ae mi D9V Sd Lo Se eee La un 0190 1 1 tt 1100 MS po lt 4 ov cQ 1 1 212 N Lno MS OV NY 1SS3 HMHIM SD LII ee 1 Ajuo sogz ogzrioez oezrioozoran s e OV Fig 16 3 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 POWER SUPPLY UNIT 16 8 05 11 17 PC BOARDS 1 PWA F SYS e STUDIO200L 230 230L 280 280S LV
45. 2 35 J Left rear cover Take off the left cover P 2 36 L Left cover Remove 2 screws and pull out the switching power supply Disconnect 7 connectors release the har ness from 4 harness clamps June 2004 TOSHIBA TEC 2 49 Harness clamp Hight voltage transformer cover Fig 2 65 Hight voltage transformer C7 Harness clamp ta AZ NN NJ B ES af ASQ SF Ni 6 Ru Fig 2 67 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 5 Take off the switching power supply Switching power supply Fig 2 68 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 50 2 6 Installation and Replacement of Options A MR 3016 Reversing Automatic Document Feeder RADF 1 Turn the power OFF and unplug the power cable 2 Take off the connector cover Connector cover Fig 2 69 3 Disconnect the connector Connector Fig 2 70 4 Remove 2 screws on the rear side pm Ew 41 Fig 2 71 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 51 5 Open the RADF 6 Remove 2 screws on the
46. Discharge LED Transfer Separation charger Transfer guide Transfer charger Separation charger Exhaustfan Drum thermistor GJ P 12 1 12 DEVELOPMENT SYSTEM High voltage transformer Temperature humidity sensor nternal cooling fan Cleaning blade Discharge LED Main charger Drum thermistor Toner recovery auger Recovery blade Post Transfer guide Exhaust fan Separation charger Li Transfer charger I Transfer guide roller Pre Transfer guide Ozone filter Toner cartridge installation switch June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 1 11 2 Functions 1 Drum 2 The drum is made of a cylindrical aluminum base coated with thin film of organic photoconductive substance The photoconductive object becomes insulative the electrical resistance is high when it is not exposed to the light and electrically conductive the electrical resistance is low when it is exposed to the light This object is called a photoconductor Main charger The main charger in this equipment consists of a metal rod with U shaped section insulated blocks at both ends of the rod and a needle electrode attached between them When a high voltage is applied to the needle electrode the air around it is charged ionized The ionized air then flows into the drum causi
47. Drive winding A magnetic head primary side with a high frequency magnetic field which forms a magnetic cir cuit in the developer material Detection winding Receives the change in the magnetic resistance of the developer material through the magnetic circuit secondary side DC conversion circuit Converts a high frequency output from the detection winding into a DC signal auto toner output Vars Magnetic resistance DC Auto toner sensor Drive Detection output To the engine CPU winding ES winding conversion LGC board circuit VATS Developer material Magnetic circuit Fig 12 6 When the toner density is low The ratio of the toner against the carrier in the developer material decreases The magnetic resistance decreases The detection output increases The auto toner output Vars increases When the toner density is high The ratio of the toner against the carrier in the developer material increases The magnetic resistance increases The detection output decreases The auto toner output Vars decreases e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM June 2004 TOSHIBA TEC 12 8 12 5 Disassembly and Replacement AI Process unit Note Make sure to perform 05 280 and take off the process unit before the developer material is replaced 1 Open the bypass tray ADU and transfer COVer 2 Open the
48. TOSHIBA TEC 3 Carriage 2 The carriage 2 consists of the mirror 2 mirror 3 etc and leads the reflected light from the mirror 1 through the mirrors 2 and 3 to the lens This carriage is also driven by the scan motor as in the same manner of the carriage 1 at half the scanning speed of the carriage 1 The scanning distance is also half that of the carriage 1 Mirror 2 Mirror 3 Fig 6 4 4 Lens unit The light reflected from the mirror 3 is led to the CCD placed at the focal point of the lens which is fixed at this position 5 CCD driving PC board CCD board This is a board to convert the optical image signal which has been converted by the CCD into an analog signal Lens unit CCD board Fig 6 5 6 Automatic original detection sensor APS sensor The size of an original placed on the glass is instantly detected using the APS sensor fixed on the base frame without moving the carriage 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER 6 3 Description of Operation 6 3 1 Scan motor Wire pulley Scan motor Carriage 1 5 PNE lt IS ia aro Od Carriage 2 Motor pulley Motor deceleration pulley Idler pulley Fig 6 6 Scanning an original on the original glass This motor drives the carriages 1 and 2 through the timing belt and carriage wire First the scan motor drives the carriages 1 and 2 to their
49. 05 11 3 Disconnect the connector Connector Fig 2 122 4 Remove 1 screw and 1 washer on the rear side 5 Remove 1 screw on the rear side June 2004 TOSHIBA TEC Fig 2 123 Fig 2 124 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 6 Open the RADF Fig 2 125 7 Remove 2 screws on the front side Fig 2 126 8 Slide the RADF backward and take it off by lifting it up Fig 2 127 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 70 05 11 3 COPY PROCESS 3 1 General Description of Copying Process Paper exit 2 Original exposure 4 Xenon lamp 9 Fusing 16W Lamp heating method 10 564W x2 11 Discharging CET eaning 3 i i Disch LED red 3 Data reading scanning ischarge red Blade method CCD Wavelength 660nm x14pcs amp nee 600 dpi 7400 pixel 5 VY 1 Charging 8 AIN Separation grid voltage Image processing 109 ADC y C 109 pADC 4 Data writing L 77 HADC Semiconductive laser 4 Pw 4 0 nJ mm Transfer 418 pADC 445 pADC L 310 pADC Transfer bias 5 Development DC 600 Magnetic roller Bias 357VDC AC 150VDC Toner Bypass feeding 100
50. 12 4 2 Function of auto toner sensor 1 Function Initialization adjustment function At the first use of the equipment or when the developer mate rial is replaced with a new one Automatically adjusts the output value of the auto toner sensor responding to humidity input value to the engine CPU for the toner density of the new developer material so that it stays in range of 2 34 to 2 46 V Stabilizing the toner density During the printing operation Maintains the toner density to a certain ratio as follows Toner is consumed The toner density is lowered Change in the auto toner sensor output responding to humidity is detected The toner motor is driven Toner is supplied from the toner cartridge to the developer unit Toner empty detection and recovery Detects that there is no toner in the toner cartridge The toner motor is driven The auto toner sensor output does not change The toner density does not change gt It is determined there is no toner in the cartridge toner empty Recovering from the toner empty state The toner motor is driven Toner is supplied from toner cartridge The auto toner sensor output changes The toner density returns to normal value The toner empty state is cleared June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 2 Function of auto toner sensor The auto toner sensor consists of the following circuits
51. B Main motor drive unit 2 Loosen2 setscrews Disconnect 1 connector and take off the registration roller clutch Connector Setscrew Registration roller clutch Fig 9 44 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM T Tray drive unit Tray up motor 1 Take offthe SYS board case P 2 46 D SYS board case 2 Take off the right rear hinge cover P 2 39 Q Right rear hinge cover 3 Remove 4 screws and disconnect 1 connec tor Release the harness from 2 harness clamps and take off the tray drive unit with the bracket 4 Remove 2 screws and take off the bracket fixing the PCI slot 5 Remove 4 screws and take off the tray drive unit from the bracket 6 Place the unit with its coupling up and release 6 latches to take off the cover Note Be careful in taking off the cover because there is a spring in the tray drive unit e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM Harness clamp Tray drive unit Coupling Coupling June 2004 TOSHIBA TEC 7 Take off the tray up motor Note Match the boss of the gear with the hole of the cover when installing the motor Fig 9 48 Fig 9 49 U Transport drive unit Upper transport clutch Middle transport clutch Lower tran
52. Model name e STUDIO230 e STUDIO230 e STUDIO230 e STUDIO230 e STUDIO230L Platen cover KA 3511PC KA 3511PC KA 3511PC KA 3511PC KA 3511PC RADF MR 3016 MR 3016 MR 3016 MR 3016 MR 3016 2 Standard MY 1021 Standard Standard MY 1021 oa MY 1021 MY 1021 MY 1021 MY 1021 MY 1021 Slot cover Standard Standard ADU Standard MD 0102 Standard Standard MD 0102 PFP KD 1011 KD 1011 KD 1011 KD 1011 KD 1011 LCF KD 1012LT KD 1012A4 KD 1012A4 KD 1012A4 KD 1012A4 ee TA MJ 1022 MJ 1022 MJ 1022 MJ 1022 MJ 1022 Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 MJ 1025 MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 Hole punch unit MJ 6005N MJ 6005E MJ 6005E MJ 6005E F S MJ 6005E Bridge kit KN 3520 KN 3520E KN 3520 KN 3520 KN 3520 Job separator MJ 5004 MJ 5004 MJ 5004 MJ 5004 MJ 5004 Offset tray MJ 5005 MJ 5005 MJ 5005 MJ 5005 MJ 5005 Key copy counter MU 8 MU 8 MU 8 MU 8 MU 8 MU 10 MU 10 MU 10 MU 10 MU 10 Work tray KK 3511 KK 3511 KK 3511 KK 3511 KK 3511 Damp heater MF 2320U Standard Standard MF 2320E MF 2320E Fax board GD 1150NA GD 1150AS GD 1150AU GD 1150EU GD 1150EU GD 1160NA GD 1160EU GD 1160EU GD 1160EU GD 1160EU 4 LAN GN 1010 GN 1010 GN 1010 GN 1010 GN 1010
53. P 15 12 E ADU cover 2 Remove 1 E ring and disconnect 1 connec tor Then take off the ADU clutch Note When installing the E ring make sure that the latches of both ends of E ring are on the flat part of the shaft ADU clutch Fig 15 18 G ADU motor ADU drive unit 1 Take off the ADU clutch GQ P 15 13 F ADU clutch amp 2 Remove the spring CU S Sed iS PE al 2 i n Spring 3 Remove 1 screw and take off the ADU rear latch ADU rear latch Fig 15 20 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 13 4 Remove 2 screws and take off the ADU drive unit 5 Remove 2 screw and take off the ADU motor 6 Take offthe timing belt Remove E ring Then take off the gears from the ADU drive unit e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 14 Fig 15 21 ADU motor Fig 15 22 Timing belt E ring Fig 15 23 June 2004 TOSHIBA TEC H Upper transport roller 1 Take off the ADU drive unit P 15 13 G ADU motor ADU drive unit 2 Remove 1 clip on the rear side Then remove 1 pulley and 1 pin 3 Remove 1 clip on the front side Then take off 2 bushings and upper transport roller Bushing Fig 15 26 June 2004
54. e STUDIO230 280 232 282 Fig 2 NAD AUD MJD IRD CND 15 models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD TWD KRD e STUDIO230L MJD 5 00102805 2325 2825 CND models Option 4 Solenoids Symbol Name Function Remarks 1 SOL SFB SOL Driving the bypass pickup roller P 2 11 19 111 Bypass pickup solenoid Fig 2 13 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 5 PC boards Symbol Name Function Remarks 1 ADU PWA F ADU Controlling the automatic duplexing unit P 2 12 P32 130 ADU driving PC board ADU board e STUDIO230 280 232 282 Fig 2 NAD AUD MJD IRD CND 15 models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD TWD KRD e STUDIO230L MJD 5700102805 2325 2825 models Option CCD PWA F CCD Controlling CCD and outputting the ana P 2 6 P11 116 CCD driving PC board CCD board log signal Fig 2 6 DSP PWA F DSP Controlling LCD and the touch panel on P 2 7 P3 I26 Display PC board DSP board the control panel Fig 2 7 FUS PWA F FUS Supplying the power to each damp P 2 15 8 15 Fuse PC board FUS board heater Fig 2 ASD AUD CND SAD ASU TWD 18 IRD ARD KRD models Standard NAD MJD models Option KEY PWA F KEY Detecting the button entry and control P 2 7 P3 125 Key control PC board KEY bo
55. 9 t e 93992 nva emi anze m ze 215 2 NON NON X1 3sv8001 1 3SV801 t z3s0u 101291409 gsn t 14504 ESN gen 10 28UU09 1euueog y Jeu pjeoq leieyed jun Dd uod jojereg Jeued dave Bif H PRE ZHWec fido Ieuueos 919 WOY usei4 vais tor 8 tb D 215 4 ay 4 dwy SAS 915 qoo Fig 2 20 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 26 05 11 suoneurjsep Jo uondo ue se x1 3sv8001 1 3S v801 95 n Aka ema J0joeuuoo NYT
56. CN705 Pin 9 Output to the SYS board CN705 Pin 3 Output to the SYS board Not used e STUDIO200L 202L 230 232 280 282 POWER SUPPLY UNIT The followings are two output channels which are linked with the door switch 1 5 1V 5 1VD CN706 Pin 2 Output to the LGC board 2 24V 24VD1 CN706 Pins 11 12 13 and 14 Output to the LGC board PFP LCF via LGC board 24VD1 CN707 Pins 15 and 16 Output to the main motor 24VD2 CN706 Pins 5 and 6 Output to the LGC board High voltage transformer via LGC board Bridge unit Job separator Offset tray via LGC board 24VD2 CN707 Pins 11 and 12 Output to the ADU board 24VD3 CN708 Pins 23 and 24 Output to the RADF 24VD4 CN708 Pins 19 and 20 Output to the SLG board 24 05 CN707 Pin 8 Output to the finisher lt lt Output connector gt gt Not linked with the door switch Connector Destination Voltage CN705 For the SYS board 3 3VA 3 3VB 5 1VA 5 1VB 12VA 12VB 12VA 12VB CN706 For the LGC board FUS board PFP LCF 3 3VB 5 1VB 12VB board Bridge unit Job separator Offset tray via LGC board CN707 For the finisher 5 1VB CN708 For the SLG board RADF 3 3VB 5 1VB 12VB Linked with the door switch Connector Destination Voltage CN706 For the LGC board High voltage transformer via 5 1VD 24VD1 24VD2 LGC board PFP LCF via LGC board Bridge unit Job separator Offset tray via
57. Fig 10 6 7 Loosen 1 fixing screw of the tensioner and remove the tension spring Tension spring Fig 10 7 e STUDIO200L 202L 230 232 280 282 DRIVE SYSTEM June 2004 TOSHIBA TEC 8 Remove 3 screws Take off the main motor drive unit front bracket while removing the Drive unit front bracket timing belt gear pin and bushing Screw Bushing Sue SRE E Po O EE TS 9 Take off the gear and timing belt from the main motor drive unit rear bracket Fig 10 9 Note When assembling the main motor drive unit assemble it while the fixing screw is loos ened Then hook the tension spring and tighten the fixing screw of the tensioner Tension spring ixing screw Fig 10 10 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRIVE SYSTEM 10 7 C Toner motor 1 Take off the main motor drive unit P 10 5 B Main motor drive unit Toner motor 2 Remove 1 screw and take off the toner motor Fig 10 11 e STUDIO200L 202L 230 232 280 282 DRIVE SYSTEM June 2004 TOSHIBA TEC 11 DRUM RELATED SECTION 11 1 Configuration This chapter explains about the area around the drum drum itself image processing their parts and control circuits This area mainly consists of the following components Drum cleaner unit Drum Main charger Cleaner Cleaning blade Toner recovery blade Toner recovery auger
58. TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 15 I Middle transport roller 1 Take off the ADU drive unit 0 P 15 13 G ADU motor ADU drive unit 2 Remove 2 clips 2 pulleys and 2 pins on the front side Then take off the timing belt Timing belt Clip Fig 15 28 3 Remove 1 E ring and 1 clip on the rear side 4 Take off 2 bushings and middle transport Bushing roller Clip Bushing Fig 15 29 e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 June 2004 TOSHIBA TEC 15 16 J Lower transport roller 1 Take off the ADU cover P 15 12 E ADU cover 2 Remove 2 screws and take off the exit guide 3 Remove 2 clips 2 pulleys and 2 pins on the front side Then take off the timing belt Timing belt Clip Fig 15 31 4 Remove 1 clip on the rear side Take off 2 bushings and lower transport roller Fig 15 32 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 17 K ADU entrance sensor 1 Take off the ADU cover P 15 12 E ADU cover 2 Disconnect 1 connector Release the latches and take off the ADU entrance sensor gt SS US KE SRS Fig 15 33 L ADU exit sensor 1 Take off the ADU cover P 15 12 E ADU co
59. center and side in the fuser unit 4 Damp heater power supply circuit AC power input from outside is output directly to the FUS board and then supplied to the Damp Heater in each section in the equipment The Damp Heater including the FUS board is an option in NAD MJD model and is installed as standard device in other models June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 POWER SUPPLY UNIT 16 2 Operation of DC Output Circuits 1 Starting line output When the main switch of the equipment is turned ON power starts supplying to all the lines only when two doors front cover and transfer guide are closed 2 Stopping line output When the main switch of the equipment is turned OFF PWR DN signal is output after the instanta neous outage insurance time 20 ms or more elapses and then the supply of each voltage stops If the supply of voltage of the main line 3 3VA 5 1VA 12VA 12VA stops earlier than the 24V line does it may cause the damage of the electron device on each control circuit To prevent this the supply of these voltages stops after the PWR DN signal is output and the minimum retaining time 3 3VA 5 1VA 50 ms or more 12VA 12VA 5 ms or more elapses 3 Output protection Each output system includes an overcurrent and overvoltage protection circuits a fuse and internal protection circuit This is to prevent the defectives damage or abnormal operation of the secondary c
60. clamp and then take off the bracket fixing the lower transport clutch and 1 bushing Connector Bushing Fig 9 55 10 Take off the lower transport clutch and 1 bushing Fig 9 56 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 11 Remove 1 each of the bushing gear pin and gear in order Note When installing the gear engage the convex ity of the one way clutch and concavity of the gear 12 Remove 4 screws and take off the transport drive unit Transport drive unit Fig 9 58 V Side cover opening closing detection sensor 1 Take off the ADU P 15 10 Automatic Duplexing Unit ADU 2 Take off the bypass unit P 9 17 G Bypass unit lt 7 gt ZF 3 Release the latches and take off the side 5 cover opening closing detection sensor s Side cover opening closing sensor 5 Fig 9 59 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC W Registration roller 1 Take off the front cover P 2 30 Front cover 2 Take off the process unit P 11 8 A Process unit 3 Take off the ADU P 15 10 Automatic Duplexing Unit Terminal holder ADU 4 Take off the bypass unit P 9 17 Bypass unit ake off the transfer unit P 11 17 O Transfer unit ake off the SYS board case
61. duplexing unit Transfer unit Main unit Bypass unit Transport unit Laser unit Front side Paper feeder unit Fig 2 3 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 4 2 Scanner unit a Motor sensor lamp A4 series Front side Fig 2 4 LT series Front side Fig 2 5 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE b PC board heater thermostat other part THMO1 Front side Fig 2 6 ASD AUD CND SAD ASU TWD IRD ARD KRD models Standard NAD MJD models Option e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 05 11 3 Control panel unit s Front side Fig 2 7 4 Main unit a Motor sensor switch PC board S8 Front side Fig 2 8 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 7 b PC board sensor lamp heater thermistor thermostat Front side Fig 2 9 ASD AUD CND SAD ASU TWD IRD ARD KRD models Standard NAD MJD models Option e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 8 05 11 5 Laser unit Front side Fig 2 10 6 Paper feeder unit Front side Fig 2 11 __e STUDIO230 280 232 282 NAD AUD MJD IRD CND TWD KRD 5 00102805 2825 2325 models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD ARD
62. e STUDIO230L MJD models Option June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 05 11 7 Transport unit lt s Front side e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 10 8 Bypass unit Front side Fig 2 13 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 11 04 09 9 Transfer unit S18 M8 Front side Fig 2 14 10 Automatic duplexing unit 571 Front side A Fig 2 15 e STUDIO230 280 232 282 NAD AUD MJD IRD CND models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD TWD KRD e STUDIO230L MJD e STUDIO280S 232S 282S models Option e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 12 05 11 11 Fuser Paper exit unit Front side Fig 2 16 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 13 12 Drive unit M5 Fig 2 17 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 14 04 09 CLT1 CLT2 CLT3 CLT4 Front side June 2004 TOSHIBA TEC 13 PC board unit e STUDIO200L 230 230L 280 280S LGC Fig 2 18 1 ASD AUD CND SAD ASU TWD IRD models Standard NAD MJD models Option 2 e STUDIO230 280 NAD AUD MJD IRD CND TWD models Standard e STUDIO200L NAD ASD e STUDIO230 280 ASD ASU SAD e STUDIO2
63. e XE E a A e a E a TREERE 7 4 7 3 2 Functions of image processing 7 4 7 4 7 8 TAN Iu 7 8 7 4 2 Functions of image processing circuit e 7 8 1 5 Laser Driving PO Board certe avian Bn etd oe eat F ode 7 9 8 LASER OPTICAL UNIT idee crie fein ere EE daa etes ads ode mua aene 8 1 8 1 8 1 PAM 8 3 8 3 Laser 8 6 8 4 Polygonal Motor 8 7 8 5 Internal cooling fan 2 8 8 8 6 Disassembly and Replacement ss 8 9 9 PAPER FEEDING 5 5 0 9 1 Y 9 1 9 2 eine 9 5 9 2 1 Operation of bypass pickup roller 9 5 9 2 2 Operation of drawer pickup roller 9 6 9 2 3 Separatiorrof paper uet ries 9 7 9 2 4 Operation of clutch sise 9 8 9 2 5 General operation cue re ca ul n qun dua sea 9 9 9 3 Drive Circuit of Tray up 77 9 11 9 4 Disassembly Replacement
64. 11 16 3 Remove the terminal and spring Then take off the needle electrode Notes 1 Do not touch the needle electrode directly with bare hands 2 Make sure not to hold or bend the needle electrode Needle electrode Fig 11 17 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION June 2004 TOSHIBA TEC 11 12 Drum Gn 1 Take off the main charger P 11 11 D Main charger 2 Rotate the lever while pushing its latch and pull it out 3 Take off the drum Notes 1 Be careful not to touch spit or scratch the drum surface 2 Avoid direct light Place the drum in a dark place immediately after taking off 3 Be careful not to touch or scratch the edge of the cleaning blade Drum cleaning blade 1 Take off the drum Fig 11 18 P 11 13 H Drum 2 Remove 2 screws and take off the drum cleaning blade Note Be careful not to touch or scratch the edge of the drum cleaning blade June 2004 TOSHIBA TEC 11 13 Fig 11 19 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION J Drum separation finger 1 Take offthe drum P 11 13 H Drum 2 Remove 1 screw of each unit to take off the drum separation finger units 3 pc Notes 1 When replacing the drum separation fin gers make sure that the drum has been taken off first since the fingers may scratch the drum surface 2 In e ST
65. 15 1 15 1 G n ral E 15 1 15 2 Description of Operations ss 15 2 15 3 Drive of ADU cc 15 7 nn as a Eada o auch a i eaa ed Ea 15 8 15 5 Disassembly and nennen nere 15 10 16 POWER SUPPLY UNIT 22 2 2 16 1 16 1 e tee 16 1 16 2 Operation of DC Output Circuits 16 2 USERS cR 16 3 16 4 16 5 16 5 Configuration of Power Supply Unit ss 16 6 16 6 Sequence of Power Supply 16 7 16 7 AG Wire 16 8 17 17 1 June 2004 TOSHIBA e STUDIO200L 202L 230 232 280 282 CONTENTS e STUDIO200L 202L 230 232 280 282 CONTENTS June 2004 TOSHIBA TEC 1 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 4 Specifications Values in are for e STUDIO200L 202L and values in are for 570010280 2805 282 2825 case that the specification is different among e STUDIO200L 202L e STUDIO230 230L 232 232S and e STUDIO280 2803 282 2828 Copy process Indirect electrophotographic process dry Type Desktop type console type when paper feed pedestal PF
66. 18 18 15 16 16 G H H H A3 LD 15 16 16 15 16 16 E G H Thick 3 164 g m to 209 g m 90 Ib Index to 115 7 Ib Index Bypass feed Paper size Drawer PFP LCF Size specified Size not specified A4 LT B5 A5 R ST R H 20 23 27 15 16 16 4 H A4 R B5 R LT R 19 21 21 15 16 16 H H B4 LG H E 18 18 18 15 16 16 LD tib 15 16 16 15 16 16 E G H Only A4 LT size is available for the LCF The tolerance is within 2 e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 2 05 11 June 2004 TOSHIBA TEC System copy speed Sec Copy mode e STUDIO230 230L e STUDIO280 280S 9700102006205 232 2328 282 2828 Single sided originals 1 set 34 18 31 5 27 6 3 sets 95 53 84 8 72 2 Single sided copies 5 sets 154 28 136 2 114 0 Single sided originals 1 set 37 44 34 5 31 6 4 3 sets 96 81 85 9 73 4 Double sided copies 5 sets 155 54 137 4 116 4 Double sided originals 1 set 70 26 64 8 58 9 3 sets 188 48 167 7 143 8 Double sided copies 5 sets 306 64 270 6 228 5 Double sided originals 1 set 64 65 57 8 50 5 3 sets 184 73 163 1 137 3 Single sided copies 5 sets 302 58 266 1 222 1 The system copy speed incl are set on RADF and one of uding scanning time is available when 10 sheets of A4 LT size original the copy modes in
67. 2 16 4 THERMO DRM DH Controlling the temperature of the drum P 2 8 P5 119 Drum damp heater thermostat damp heater Fig 2 9 ASD AUD CND SAD ASU TWD IRD ARD KRD models Standard NAD MJD models Option THMS1 THMS DRM Detecting the temperature at the drum P 2 8 28 149 Drum thermistor surface Fig 2 9 THMS2 THMS C HTR Detecting the surface temperature at P 2 13 0 140 Center thermistor fuser roller center Fig 2 for controlling the temperature of the 16 center heater lamp THMS3 THMS S HTR Detecting the surface temperature atthe P 2 13 P30 I40 Side thermistor rear side of the fuser roller Fig 2 for controlling the temperature of the 16 side heater lamp THMS4 THMS EDG HTR Detecting the surface temperature atthe P 2 13 30 140 Edge thermistor edge of the fuser roller Fig 2 for preventing overheating 16 8 Transformer Symbol Name Function Remarks 1 HVT PS HVT Generating high voltage and supplying it P 2 15 P6 I1 High voltage transformer to the following sections Fig 2 Needle electrode 18 Main charger grid Developer bias Transfer bias Separation bias Transfer guide bias e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 9 Others Symbol Name Function Remarks 1 LCD LCD Displaying and entering each informa P 2 7 P3 119 LCD panel tion Fig 2 7 HDD HDD Storing the progra
68. 202L 230 232 280 282 OUTLINE OF THE MACHINE Fig 2 27 Front upper cover Fig 2 28 June 2004 TOSHIBA TEC F Right upper cover 1 1 Remove 2 screws and take off the right upper cover 1 G Right upper cover 2 1 Take off the right upper cover 1 P 2 33 F Right upper cover 1 2 Remove 2 screws and take off the right upper cover 2 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 33 04 09 H Right upper cover 3 1 Take off the rear cover P 2 31 Rear cover S Right upper cover 3 2 Remove 1 screw and take off the right upper cover 3 E o 8 lt Fig 2 31 I Upper rear cover Take off the RADF or Platen Cover 2 Take off the left upper cover P 2 32 D Left upper cover 3 Take off the right upper cover 1 25 P 2 33 F Right upper cover 1 4 Remove 2 screws and take off the upper rear cover Upper rear cover Fig 2 32 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 34 05 11 J Left rear cover 1 Take off the left upper cover EI P 2 32 D Left upper cover 2 Remove 4 screws and take off the left rear cover Left rear cover K Inner tray 1 Open the front cover 2 Open the exit cover 3 Remove 2 screws and take off the i
69. 2080U GM 4080U are exclusive to e STUDIO202L They do not operate with e STUDIO232 232S 282 282S e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES June 2004 TOSHIBA TEC 1 8 05 11 1 4 Supplies 141 e STUDIO200L 230 230L 280 280S Drum OD 1600 Toner cartridge PS ZT2320 T D C E 1 Developer D 2320 C 1 T Taiwan D Asia China E Europe NONE North America 1 4 2 e STUDIO202L 232 2328 282 282S Drum OD 1600 Toner cartridge PS ZT2340 T D C E 1 Developer D 2340 C 1 T Taiwan D Asia China E Europe NONE North America June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 9 05 11 System List 1 5 e STUDIO200L 230 230L 280 280S 1 5 1 0S0L dO 00ZL HIN Ie1seped Jedeg 17 rv CLOL OM 407 18p884 Aoede eBJe1 LZOL AW O c 3M 18A09 301 0511 39 pJeoq DIN 0 0 IN9 0Z0 INO 0 0L IND 020L INO 0 0c INO 020c INO Jeuue s c0L0O GIN nav yun SV O ML OIML N3 YN INZ NY VN 0911 05 0911 99 xv4 xv4 Joy eur puz
70. 230 232 280 282 COPY PROCESS June 2004 TOSHIBA TEC 5 Development Development is the process of making the electrostatic latent images visible to the eye visible images Developer material is supplied to the photoconductive drum surface by the magnetic roller The toner in the developer material adheres to the areas on the drum surface where the potential is lower than the developer bias which is applied to the magnetic roller reverse development method Drum Magnetic roller Toner Carrier always attracted onto the magnet Toner Magnetic roller Bias voltage 357 VDC Fig 3 8 Toner Photocon N ductive Photoconductive layer drum Aluminum base Fig 3 9 White background Halftone Solid White background Image not developed The potential of 495v the photoconductive 4 drum is higher than I 1 7 Bias i 357 TR eT TANT i the developer bias image developed by 77 potential 300V toner The potential of the photoconductive drum is lower than the developer bias 100V 4 200V Fig 3 10 Switching of developer bias polarity With the area which has no negative charge background fogging is decreased by switching the bias to the positive polarity approx 150 V Charging AC bias To obtain the stable development characteristics AC bias approx 1 100 V is charged to the development bias D
71. 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 40 2 5 2 PC boards Note When the PC board HDD is replaced refer to each CAUTIONS of TROUBLESHOOTHING in the SERVICE HANDBOOK A Hard disk HDD 1 e STUDIO200L 230 230L 280 280S 1 Take off the rear cover 2 31 Rear cover 2 Loosen 4 screws and take off the bridge bracket Bridge bracket 3 Loosen 6 screws and take off the SYS board lower cover SYS board lower cover Fig 2 45 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 4 Loosen 5 screws disconnect 2 connectors and take off the SYS board upper cover 5 Remove 4 screws and take off the HDD from the SYS board upper cover 2 e STUDIO202L 232 232S 282 282S 1 Take off the rear cover GJ P 2 31 Rear cover 2 Loosen 4 screws and take off the bridge bracket e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE SYS board upper ever d pb D 4 SYS board upper cover Fig 2 47 Bridge bracket Fig 2 48 June 2004 TOSHIBA TEC 3 Disconnect 1 connector Fig 2 49 4 Loosen 11 screws and take off the SYS board cover SYS board cov
72. O0O rere eso TERT est iess Peng 37 TIENS EE 195743211 10 VHCBAS _ VHC244 1054 7407 MEM2SF400 na um COUPE wis WORKSTATION SERES HALOGEN FREE PWB ion ASTC1024A LEAD FREE PCBA 57125 M 41868307 LL TEW CST SMS s3 t Teao A2 164 TD623084F tos TDB2308AF e ET f PSTPSW 105 TOB2308AF YHC244 1670 1401 PEND 1048 TO62385AF teat 181 1 2902 ie I Er Bersoss Te 1029 VHCOS TA15339F 53536538383 TP56 10 esse R s HEB 2 By CHH 575 nt 1 1C21M2902M ICS 7407 E 0 001 0 ET One 52 119 p 1052 MB88347PF H1S HIN H13 55 ian TOSHIBA s PWB F LGC 61488921000 _ M 105 9000 x70 71583 n D v 1 ec N065 52 pps Tee ene re OOO rere es
73. PCI slot GO 1040 GO 1040 GO 1040 GO 1040 GO 1040 Scrambler board GP 1030 GP 1030 GP 1030 GP 1030 GP 1030 Parallel interface kit GF 1140 GF 1140 GF 1140 GF 1140 GF 1140 NIC board Standard GF 1150 Standard Standard GF 1150 Printer Scanner kit GM 2020 GM 2020 GM 2020 GM 2020 GM 2020 Printer kit GM 1020 GM 1020 GM 1020 GM 1020 GM 1020 Scanner upgrade kit GM 3020 GM 3020 GM 3020 GM 3020 GM 3020 Desk MH 1700 MH 1700 MH 1700 MH 1700 MH 1700 GQ 1020 GQ 1020 GQ 1020 GQ 1020 GQ 1020 controller June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 13 04 09 for MJ 1022 STAPLE 1600 STAPLE 1600 STAPLE 1600 Area Asia Saudi Arabia China Taiwan Machine version ASU SAD CND TWD destination 220 240V 127V 220 240V 110V Model name e STUDIO230 e STUDIO230 e STUDIO230 e STUDIO230 Platen cover KA 3511PC KA 3511PC Standard KA 3511PC RADF MR 3016 MR 3016 MR 3016 MR 3016 2 MY 1021 MY 1021 Standard Standard ERI MY 1021 MY 1021 MY 1021 MY 1021 Slot cover KE 2330 KE 2330 ADU MD 0102 MD 0102 Standard MD 0102 PFP KD 1011 KD 1011 KD 1011 KD 1011 LCF KD 1012A4 KD 1012A4 KD 1012A4 KD 1012A4 MJ 1022 MJ 1022 MJ 1022 C MJ 1022 Staple cartridge STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 200
74. Remove 1 E ring Remove the arm and cam Fig 12 23 11 Remove 1 screw and the gear 12 Remove 2 screws Take off 1 bearing and the bracket Bracket Fig 12 25 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 15 13 Take off 3 gears and 1 timing belt 14 Remove 1 E ring 1 pin and 1 pulley 15 Take off the guide roller on the rear side 16 Remove the seal on the front side Remove 1 E ring and 1 bushing e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 16 Gear Gear Fig 12 26 Guide roller LT 22 Bushing Fig 12 28 June 2004 TOSHIBA TEC 17 Take off the developer sleeve Developer sleeve Fig 12 29 Mixer 1 Take off the developer sleeve P 12 12 Guide roller Developer sleeve 2 Take off the doctor sleeve Doctor sleeve 3 Remove 1 screw and take off the tensioner bracket 4 Remove 2 screws and take off the holder Holder Tensioner bracket Fig 12 31 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 17 5 Remove 2 bushings and 2 oil seals from the holder Replacement of Oil Seal P 12 20 I Replacement of Oil Seal 6 Take off the mixers 2 and 3 7 Remove 2 bushings and 2 oil seals on the rear side Replacement of Oil Seal P 12 20
75. STR APS 3 O LT R LG ABS 277777 LD Fig 6 17 Sensor detection points e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 4 The original size is determined by the combination of the signals output from each detection point Combination charts for size determination of A4 series and LT series are as follows A4 Series Size judgement APS C APS R APS 1 APS 2 APS 3 A3 0 0 0 0 0 A4 0 1 0 0 0 B4 0 0 0 1 0 B5 1 1 0 1 0 A4 R 0 0 1 1 0 A5 1 1 1 1 0 B5 R 0 0 1 1 1 A5 R 0 1 1 1 1 LT Series Size judgement APS C APS R APS 2 APS 3 LD 0 0 0 0 LT 0 0 0 LG 0 0 1 0 LT R 0 1 1 0 ST 1 1 1 0 ST R 0 1 1 1 Code Output signal Original 1 H Not available 0 L Available When the platen sensor is OFF The following is judged by the signals output from the APS sensors Size determined The combination of the signals satisfies any in the above chart The size is displayed on the control panel and a specific paper size or reproduction ratio is selected Size not determined The combination of the signals does not satisfy any in the above chart The size of the original immediately before the output signal change or the state that there is no original remains No original The output signals from all sensors are level The reproduction ratio and paper size are not selected The s
76. SYSTEM 10 2 Functions A Drum cleaner unit drive Drives the drum by transmitting the rotation of the main motor through the gears to the drum flange gear Also drives the toner recovery auger to transport the used toner to the developer unit B Developer unit drive Drives the developer unit by transmitting the rotation of the main motor through the gears to the developer unit gears C Fuser unit drive Drives the fuser unit by transmitting the rotation of the main motor through the gears and timing belt to the fuser unit gears The bridge unit the job separator and the offset tray are driven by transmitting from the fuser unit D Registration roller drive Drives the registration rollers by transmitting the rotation of the main motor through the gears and clutches E Transport roller drive Drives the transport roller by transmitting the rotation of the main motor through the gears and clutches F Feed roller drive Drives the cassette feed roller by transmitting the rotation of the main motor through the gears and clutches e STUDIO200L 202L 230 232 280 282 DRIVE SYSTEM June 2004 TOSHIBA TEC 10 3 Main Motor 10 3 1 Main motor drive The main motor consists of the motor and the drive board combined with the motor and its rotation is controlled by control signals three and reference frequency
77. becomes OFF Set the direction of motor rotation MOTDIR Inpu The direction of the motor rotation is determined by setting the level of signal L Clockwise direction as seen from the output shaft H Counterclockwise direction as seen from the output shaft Note Do not change the rotation direction within 7 sec before the first pulse of the MOTCLK becomes ON and after the last pulse becomes OFF Cut off the drive out put MOTEN Inpu Excitation drive is turned ON OFF H Normal operation Excited L Excitation drive is forcibly shut off Not excited Voltage to set value for the motor current MOTREF Inpu Motor wire current value is set in the range of 0 to 1 7 A phase by applying the analog voltage 0 to 5 V Set the excitation mode 1 to 3 MOTMD 1 to 3 Inpu Set the excitation mode Note Do not change the setting within 7usec after the first pulse of the MOTCLK becomes ON and the last pulse becomes OFF Reset MOTRST Inpu Reset for the whole system Internal circuit of the driver is initialized by setting the motor to L level pulse interval 10usec or more The motor drive circuit is automatically reset when the power is turned ON e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 05 11 6 3 3 Initialization at power ON The carriages move to their home positions and perform th
78. board case SYS board case Fig 2 60 E Logic PC board LGC board 1 Take off the rear cover P 2 31 Rear cover 2 Loosen 4 screws and take off the bridge bracket Note The LGC boards of e STUDIO200L 230 230L 280 280S and e STUDIO202L 232 2325 282 2825 are different in appearance CI 09 0 40 919 0 o o 297979000 Bridge bracket Fig 2 61 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 47 05 11 3 Loosen 6 screws remove 1 screw and then take off the LGC board cover 4 Disconnect 12 connectors and release the harness form 5 harness clamps Harness clamp Fig 2 63 5 Remove 4 screws release 1 locking support and then take off the LGC board LGC board e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC F High voltage transformer 4 Take off the connecting port cover P 2 37 O Connecting port cover Release the harness from 6 harness clamps Remove 4 screws and take off the high volt age transformer cover Disconnect 7 connectors Remove 2 screws release 2 locking supports and then take off the high voltage transformer G Switching power supply 1 2 3 4 Take off the left rear cover
79. for MJD Drum installed inside of the equipment 1 pc Toner cartridge 1 pc except for NAD MJD Developer material 1 pc except for NAD MJD Control panel stopper 1 pc Blind seal 1 pc Rubber plug 5 pcs CD ROM 4 pcs Transfer charger wire cleaner 1 pc installed inside of the transfer cover Paper stopper 1 pc Stopper bracket 1 1 pe Machine version NAD North America ARD Argentina ASD Central and South America Hong Kong AUD Australia MJD Europe ASU Asia SAD Saudi Arabia IRD Iran CND China TWD Taiwan JPD Japan KRD Korea 1 e STUDIO200L 230 230L 280 2808 only 2 e STUDIO202L 232 2328 282 2828 2 discs are included e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 6 05 11 June 2004 TOSHIBA TEC 1 3 Options 1 3 1 e STUDIO200L 230 230L 280 280S Platen Cover KA 3511 PC PC C Reversing Automatic Document Feeder MR 3016 Drawer Module MY 1021 C Paper Feed Pedestal PFP KD 1011 C Large Capacity Feeder LCF KD 1012 A4 LT A4 C Finisher Hanging type MJ 1022 C Saddle stitch Finisher MJ 1025 C Hole Punch Unit MJ 6005 N E F S 1 Staple Cartridge STAPLE 1600 for MJ 1022 STAPLE 2000 for MJ 1025 Bridge Kit KN 3520 C Job Separator MJ 5004 C Off
80. of the laser beam spotted on the drum is adjusted Mirror plane is tilted Deviation Fig 8 6 4 H sync signal detection PC board The laser beam which has started being scanned from one of the reflecting plane of the polygonal mirror is reflected by the H sync detection mirror and it enters the PIN diode on the H sync signal detection PC board The primary scanning synchronization signal is generated based on this reflec tion 5 Laser driving PC board LDR board This control board has the following functions APC function adjusts disparity of the laser intensity caused by temperature Laser emission function 6 Slit glass The slit glass is located where the laser beam is output from the laser optical unit and it protects the unit from dust June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT 8 3 Laser Diode The laser used in this equipment is an AlGaAs type semiconductive laser It is generated in the single horizontal mode and its wavelength is approx 785 nm This semiconductive laser has 5 mW of rated DC power output and the laser intensity is controlled by using the output from the PIN diode for monitor ing light output in the semiconductive laser The relation between the current and optical out put of the semiconductive laser is as shown at right Light emission is started when the forward current reaches or becomes larger than the th
81. or below 40 C or below C440 40 C or below During printing 230 C or above On usual C440 230 C or above 230 C or above 40 C or below 40 C or below 40 C or below C450 At paper jam 230 C or above usual C440 230 C or above In Self diagnosis 230 C or above usual C440 Mode 230 C or above e STUDIO200L 202L 230 232 280 282 FUSER UNIT 13 10 The figures in the priority section denote the priority of error checking June 2004 TOSHIBA TEC 13 5 Disassembly and Replacement A Fuser unit 1 Take off the right rear cover P 2 37 N Right rear cover Fuser unit Connector 2 Disconnect 2 connectors remove 2 screws ad and then take off the fuser unit 9 Notes 555 2 1 Be careful when handling the fuser unit as it may become very hot Connector Fig 13 7 2 Be careful not to hold the center part shaded part in the figure at right Fig 13 8 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 13 11 B Fuser unit upper cover 1 Take off the fuser unit 25 P 13 11 A Fuser unit 2 Release the harness from the harness clamp Remove 4 screws and take off the fuser unit upper cover Fuser unit upper cover Fig 13 9 C Separation finger GD 1 Take off the fuser unit upper cover
82. paper is then transported to the paper exit section after completion of fusing The fuser unit consists of the heater lamps fuser roller pressure roller separation fingers cleaning roller thermistors thermostat etc Separation finger Fuser roller 7 Center heater lamp L__ Paper exit section Side heater lamp Pressure roller Thermostat Thermistor E Hn Fig 13 1 Cleaning roller Fuser unit June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 13 2 Operation The fuser roller is pressed with the spring force from the pressure roller side and is rotated by the main motor drive Then the paper transported to the fuser unit is hold between the fuser roller and pressure roller and the toner is fused on the paper with heat and pressure After this the separation fingers sep arate the paper from the fuser roller or pressure roller Then the paper is transported to the inner tray paper exiting options or ADU through the exit roller In addition the heater lamps in the fuser roller does not structurally rotate 2 heater lamps having different functions each other are installed one applies heat to the center part of the fuser roller and the other one applies heat to both ends of the roller The thermistors control the temperature of fuser roller and detect temperature abnormalities If the tem perature becomes excessively high the thermostat is o
83. presence or absence of paper When drawer is not installed No drawer detected V Tray not going up drawer empty sensor OFF V Add paper displayed V START button disabled When drawer is installed V Drawer detected V Tray going up drawer empty sensor OFF V Add paper displayed V START button disabled June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION When the power is turned ON or the LCF drawer is inserted when the power is turned ON or equipment drawer PFP drawers are inserted LCF PFP equipment performs initialization Detects the presence of paper Tray up motor ON The tray goes up At this time the tray up sensor and empty sensor are OFF gt When the tray up sensor is not turned ON in a fixed period of time it means that the tray is in abnormal condition Add paper is displayed regardless of presence absence of paper gt Cleared by turning the power ON OFF Tray up sensor is turned ON in a fixed period of time The tray motor stops At this time if the empty sensor is ON Itis judged that there is paper OFF Itis judged that there is no paper Drawer area of the LCD panel blinks When the drawer is selected When the paper in the drawer runs out during copying gt The tray up sensor turned OFF gt The tray up motor turned ON gt Tray goes up The tray up sensor turned ON gt Tray up motor stopped Empty sensor turned OFF du
84. preset temperature it cuts off the supply The center thermistor detects the temperature of the center part of the fuser roller and the side ther mistor detects the temperature of one side of fuser roller and control the both sides 7 Edge thermistor It detects the temperature abnormality at the both ends of the fuser roller This area may be over heated without heat absorption by paper since paper does not pass through this area This ther mistor is not related to the temperature control of the fuser roller 8 Thermostat The thermostat cuts off the power supply to the heater lamps by opening itself if the fuser roller becomes abnormally hot as a result of the problem such as thermistor malfunction The thermostat for this equipment is used to prevent abnormal operation When the thermostat detects any abnor mality it must be replaced as well as the other damaged parts in the fuser unit e STUDIO200L 202L 230 232 280 282 FUSER UNIT June 2004 TOSHIBA TEC 13 4 Heater Control Circuit 13 4 1 Configuration In this equipment the surface temperature of the fuser roller is controlled by turning ON OFF 2 heater lamps center and side which have different heat generating positions with the command from the engine CPU on the LGC board The surface temperature of the fuser roller is detected by 3 thermistors center side and edge and then the information of the temperature is transmitted to the engine CPU and each control c
85. respective home position The home position is detected when the carriage 1 passes the carriage home position sensor When START is pressed both of the carriages start to move and scan the original on the glass Scanning an original on the RADF The carriage 1 stays at the shading position during shading correction and at the scanning posi tion during scanning operation e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 6 3 2 Scanning drive circuit The scan motor is a 2 phase stepping motor and driven by the motor driver 16 SLG board Scanner CPU MOTREF MOTCLK e STUDIO200L 230 230L 280 280S e STUDIO202L 232 282 L2 Voltage to set value for motor current 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Clock input MOTMD3 Excitation mode setting 3 MOTMD2 MOTMD1 Excitation mode setting 2 Excitation mode setting 1 MOTDIR Rotation direction setting MOTEN Cut off output MOTRST Reset RESET IC June 2004 TOSHIBA TEC Co Scan motor Motor driver Fig 6 7 05 11 e STUDIO200L 202L 230 232 280 282 SCANNER Input output signals Clock input MOTCLK Inpu Motor is rotated by setting number of pulses circuit of the motor driver works when the first pulse becomes ON and the last pulse
86. setting is changed during the build job is dis continued June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL 5 3 Relation between the Equipment State and Operator s Operation Auto lob start Scanning original During READY status During warming up J Scanning original and reserved 221 printing out the Press ENERGY Switches to energy Display not changed Display not Display not changed SAVER button saving mode changed Press ACCESS Displays department Displays department Display not Display not changed button code entry screen code entry screen changed when department when department management is avail management is avail able able Press Displays print job list Display not changed Display not Displays print job list JOB STATUS Screen changed screen button Press Switches to interrupt Display not changed Display not Display not changed INTERRUPT mode changed LED blinking button Press FUNCTION CLEAR button after setting the copy mode Copy mode is cleared after the copy mode is set Copy mode is cleared after the copy mode is set Auto job start cancelled Display not changed Press Display not changed Display not changed Auto job start Scanning or printing STOP button cancelled out stops and READY Press START to copy and MEMORY CLEAR are displayed Press CLEAR N
87. sheets Carrier Drawer feeding upper lower 550 sheets PFP upper lower 550 sheets or LCF 1250 sheets x 2 Fig 3 1 1 Charging Applies negative charge on the 7 Transfer Transfers the visible toner image surface of the photoconductive drum on the photoconductive drum onto paper 2 Original exposure Converts images onthe 8 Separation Separates paper with the toner original into optical signals image from the photoconductive drum 3 Data reading The optical signals are 9 Fusing Fuses the toner image onto the verted into electrical signals paper by applying heat and pressure 4 Data writing The electrical signals are con 10 Cleaning Scrapes off the residual toner verted into light signal laser emission from the drum which exposes the surface of the photo conductive drum 5 Development Negatively charged toner 11 Discharging Eliminates the residual nega adheres to the photoconductive drum and tive charge from the surface of the photo forms visible image conductive drum 6 Transfer bias Improves transfer efficiency 2004 e STUDIO200L 202L 230 232 280 282 COPY PROCESS 3 2 Details of Copying Process 1 Photoconductive drum The photoconductive drum consists of two layers The outer layer is a photoconductive layer made of an organic photoconductive carrier OPC and the inner
88. the abnormal temperature detected Wait until the surface temperature of the fuser roller is lowered enough and turn ON the power to check the counter value while it is turned OFF again After confirming that it is the fuser unit abnormality correct the abnormality and reset the counter value 08 400 to 0 to start up the equipment normally e STUDIO200L 202L 230 232 280 282 FUSER UNIT June 2004 TOSHIBA TEC 6 Temperature detection configuration Thermistor is a device whose resistance decreases as it detects a higher temperature Thus its input voltage to engine CPU changes and then engine CPU judges whether this change is normal or abnormal If one of the fuser roller thermistors is broken the control circuit judges that the fuser roller temperature is extremely low and keeps turning the heater lamp ON As a result the fuser roller temperature rises and possibly activates the thermostat which is a safety protection device To prevent this in advance engine CPU works to detect whether each thermistor is broken or not Also the thermistors constantly check the temperature of heater lamp to prevent it from excessive heating by LGC circuit abnormality or thermistor abnormality The thermistors automatically turn OFF the power when the temperature of heater lamp exceeds the specified temperature 5 1V E Center thermistor 137 AW Engine CPU Side thermistor 138 Edge thermistor 139 Fig 1
89. the other image signals are eliminated Masking Using rectangular area signals the image data inside the rectangular area are erased Negative positive reversing This function reverses the entire date from negative to positive or vice versa Gamma correction This function corrects the input output characteristics of the scanner printer and adjusts the image signals so that the input output characteristics would match with the copy mode Gradation processing This function switches the type of gradation processing depending on the copy mode A type which selects the printer characteristics giving the priority to resolution such as for text data and another which selects the printer characteristics giving the priority to gradation reproducibility such as for photographic images e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING June 2004 TOSHIBA TEC 6 External output system interface This function controls the output of the output interface 7 Scanner high quality image processing This function corrects the image signals scanned by the scanner and reproduces them in a higher image quality June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING 7 4 LGC Board 7 4 1 Features 1 The image processing section on the LGC board is controlled by the CPU mounted on the LGC board 2 The image processing functions of the LGC board realizes the followings Smoothing processing External input
90. the high voltage transformer output This signal becomes L level at the occurrence of abnormality June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 5 11 4 Drum Temperature Detection Circuit 11 4 1 General description If the temperature of the drum and its surrounding area becomes too high the property of the toner which is recovered by the drum cleaner easily changes To prevent this the drum thermistor detects the surface temperature of the drum Based on the result it controls the exhaust fan and internal cooling fan 1 to cool down the inside of the equipment 11 4 2 Construction The configuration of the drum surface temperature detection circuit is shown below The input voltage from the drum thermistor is converted by an A D converter in the Engine CPU on the LGC board The drum thermistor is a device whose resistance decreases as the temperature rises Namely the input voltage to the Engine CPU becomes smaller along with the rise of the temperature LGC board 5V Engine CPU PC2 AN2 Drum thermistor i IC22 TH GND GND DRTH 1 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION June 2004 TOSHIBA TEC 11 5 Temperature Humidity Detection Circuit 11 5 1 General description To prevent a deterioration of printing quality by the variation of the temperature and humidity where the equipment is installed the temperature humidity
91. transported to the transfer unit June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM D Paper feeding Lower drawer The feed clutch and transport clutches upper lower are turned ON and the pickup roller feed roller and transport roller rotate to start paper feeding The leading edge of paper turns the 2nd transport sensor ON and the feed clutch is turned OFF Pick up roller and feed roller stop rotating The leading edge of paper turns the registration sensor ON and the paper is aligned by the registration rollers The transport clutch upper lower are turned OFF and the transport roller stop rotating The registration clutch and transport clutch middle are turned ON and the paper is trans ported to the transfer unit Upper drawer The feed clutch is turned ON and the pickup roller and feed roller rotate to start paper feeding The leading edge of paper turns the registration sensor ON and the paper is aligned by the registration rollers The feed clutch is turned OFF and the pickup roller and feed roller to stop rotating The registration clutch is turned ON and the paper is transported to the transfer unit e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 9 3 Drive Circuit of Tray up Motor The tray up motor brush motor is a motor to lift or lower the tray in the upper lower drawer The tray up motor is driven by the motor drive
92. type which Re set the paper type can not be duplexed is set at Cover Sheet Copying Mode Sheet Inser tion Mode 38 Cannot use transparency Displayed when the paper type which Re set the paper type film can not be punched is set at Cover Sheet Copying Mode Sheet Inser tion Mode 39 Copy size A4 LT only Displayed when the paper size which is not specified for Book type duplex copying or Dual page is set 40 Copy size A4 LT and A4 Displayed when the paper size which R LT R is not specified for Rotate Sort 41 CHANGE DRAWER TO Displayed when the selected paper CORRECT PAPER SIZE size is not in the drawer 42 Change the paper type Displayed when the selected media type is not in the drawer 43 Select a paper size for Displayed when paper size needs to bypass feeding be specified for bypass feeding such as duplex copying e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC No Message State of equipment Note 44 Place the blank sheets in Displayed when no paper is in the bypass tray and select selected feeder at Cover Sheet paper size Copying Mode 45 Place the blank sheets in Displayed when the direction of the same direction as the cover page is different from that of originals other pages at Cover Copying Mode 46 Place the same size blank Displayed when the paper size of sheets as the originals cover
93. 0 STAPLE 2000 STAPLE 2000 controller Hole punch unit MJ 6005E MJ 6005E MJ 6005E MJ 6005E Bridge kit KN 3520 KN 3520 KN 3520 C KN 3520 Job separator MJ 5004 MJ 5004 MJ 5004 C MJ 5004 Offset tray MJ 5005 MJ 5005 MJ 5005 C MJ 5005 Key copy counter MU 8 MU 8 MU 8 MU 8 ary counter MU 10 MU 10 MU 10 MU 10 Work tray KK 3511 KK 3511 KK 3511 KK 3511 Damp heater Standard Standard Standard Standard Fax board GD 1150AS GD 1150NA GD 1150C GD 1150TW GD 1160EU GD 1160NA GD 1160C GD 1160TW 45 CAN GN 1010 GN 1010 GN 1010 GN 1010 PCI slot GO 1040 GO 1040 GO 1040C GO 1040 Scrambler board GP 1030 GP 1030 GP 1030 GP 1030 Parallel interface kit GF 1140 GF 1140 GF 1140 GF 1140 NIC board GF 1150 GF 1150 Standard Standard Printer Scanner kit GM 2020 GM 2020 Standard GM 2020 Printer kit GM 1020 GM 1020 GM 1020 GM 1020 Scanner upgrade kit GM 3020 GM 3020 GM 3020 GM 3020 Desk MH 1700 MH 1700 MH 1700 MH 1700 60 1020 60 1020 GQ 1020 GQ 1020 e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 14 04 09 June 2004 TOSHIBA TEC e STUDIO200L Central and Area North America South America Machine version NAD ASD destination 115V 220 240V Model name e STUDIO200L e STUDIO200L Platen cover KA 3511PC KA 3511PC RADF MR 3016 MR 3016 MY 1021 MY 1021 oo MY 1021 1021 Slot cover S
94. 0 282 PAPER EXIT SECTION June 2004 TOSHIBA TEC 14 5 Disassembly and Replacement AI Exit cover 1 Open the exit cover 2 Remove 1 clip and take off the exit cover Fig 14 4 B Paper exit unit 1 Take off the right rear cover P 2 37 N Right rear cover Paper exit unit 2 Take off the exit cover P 14 5 A Exit cover 3 Remove 2 connectors remove 3 screws and then take off the paper exit unit gt Fig 14 5 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER EXIT SECTION C Paper exit drive unit 1 Take off the paper exit unit P 14 5 B Paper exit unit 2 Release the harness from 2 harness clamps 3 Remove 3 screws and take off the paper exit drive unit 4 Remove 3 gears and take off the timing belt And then slide the exit motor to the hole and take it off Exit motor Fig 14 7 D Exit sensor 1 Take off the paper exit unit P 14 5 B Paper exit unit 2 Disconnect 1 connector and take off the exit sensor Exit sensor Fig 14 8 e STUDIO200L 202L 230 232 280 282 PAPER EXIT SECTION June 2004 TOSHIBA TEC E Exit roller 1 Take off the paper exit unit P 14 5 B Paper exit unit 2 Remove 2 springs Spring 3 Remove the plate spring Fig 14 10 4 Remove
95. 0 GP 1060 GP 1060 GP 1060 GP 1060 Desk MH 1700 MH 1700 MH 1700 MH 1700 MH 1700 Haree KIROL eIn GQ 1020 GQ 1020 GQ 1020 GQ 1020 GQ 1020 controller e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 20 05 11 June 2004 TOSHIBA TEC China Area Asia Saudi Arabia Machine version ASU SAD CND destination 220 240V 127V 220 240V Model name e STUDIO232 e STUDIO232 e STUDIO232 e STUDIO232S Platen cover KA 3511PC KA 3511PC Standard Standard RADF MR 3020 MR 3020 MR 3020 MR 3020 Drawer module MY 1021 MY 1021 Standard Standard for Equipment Drew MY 1021 MY 1021 MY 1021 C MY 1021 C for PFP Slot cover KE 2330 KE 2330 ADU MD 0102 MD 0102 Standard MD 0102 C PFP KD 1011 KD 1011 KD 1011 C KD 1011 C LCF KD 1012 KD 1012A4 KD 1012A4 C KD 1012A4 C as MJ 1022 MJ 1022 MJ 1022 C MJ 1022 C Hanging type Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 Hole punch unit MJ 6005E MJ 6005E MJ 6005E MJ 6005E Bridge kit KN 3520 KN 3520 KN 3520 C KN 3520 C Job separator MJ 5004 MJ 5004 MJ 5004 C MJ 5004 C Offset tray MJ 5005 MJ 5005 MJ 5005 C MJ 5005 C Work tra
96. 0 KN 3520 Job separator MJ 5004 MJ 5004 Offset tray MJ 5005 MJ 5005 Work tray KK 3511 KK 3511 Damp heater Standard Standard Fax board GD 1150TW GD 1150AS GD 1160TW GD 1160EU N GN 1041 GN 1041 Bluetooth module GN 2010 GN 2010 Antenna GN 3010 GN 3010 PCI slot GO 1060 GO 1060 Scrambler board GP 1040 GP 1040 Printer kit GM 1070 GM 1070 Printer Scanner kit GM 2070 GM 2070 Scanner kit GM 4070 GM 4070 Data overwrite kit GP 1060 GP 1060 Desk MH 1700 MH 1700 Harness kit for coin GQ 1020 GQ 1020 controller e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 22 05 11 June 2004 TOSHIBA TEC e STUDIO202L for MJ 1022 STAPLE 1600 Area North America Argentina Machine version NAD ARD destination 115V 220 240V Model name e STUDIO202L e STUDIO202L Platen cover KA 3511PC KA 3511PC RADF MR 3020 MR 3020 21 MY 1021 MY 1021 ERI MY 1021 MY 1021 Slot cover Standard Standard ADU MD 0102 MD 0102 PFP KD 1011 KD 1011 N LCF KD 1012LT KD 1012A4 MJ 1022 MJ 1022 Staple cartridge STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 controller Hole punch unit MJ 6005N MJ 6005E Bridge kit KN 3520 KN 3520 Job separator MJ 5004 MJ 5004 Offset tray MJ 5005 MJ 5005 Work tray KK 3511 KK 351
97. 1 Damp heater MF 2320U Standard Fax board GD 1150NA GD 1150AS GD 1160NA GD 1160EU N 2 GN 1041 GN 1041 Bluetooth module GN 2010 GN 2010 Antenna GN 3010 GN 3010 PCI slot GO 1060 GO 1060 Scrambler board GP 1040 GP 1040 Printer kit GM 1080U GM 1080U Printer Scanner kit GM 2080U GM 2080U Scanner kit GM 4080U GM 4080U Data overwrite kit GP 1060 GP 1060 Desk MH 1700 MH 1700 Harness kit for coin GQ 1020 GQ 1020 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 23 05 11 e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES June 2004 TOSHIBA TEC 1 24 2 OUTLINE OF THE MACHINE 2 1 Sectional View A2 A4 A8 A6 A1 AT A5 A3 A9 E14 G5 G6 G9 G7G4 G8 G1 4 G3 C1 E15 E12 E8 E9 E6 ro E7 B15 B16 B17 D5 D1 D4 D3 D2 B18 B13 B14 FRS B9 B24 Fig 2 1 Front side view June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE A14 A11 A15 A10 A12 d XE H6 mo A13 E16 E17 B22 B12 B7 Fig 2 2 Rear side view
98. 1 E ring and 1 bearing on the front side Remove 1 E ring 1 gear and 1 bearing on the rear side 5 Take off the exit roller Fig 14 11 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER EXIT SECTION e STUDIO200L 202L 230 232 280 282 PAPER EXIT SECTION June 2004 TOSHIBA TEC 14 8 15 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 1 General Description The Automatic Duplexing Unit ADU is a unit to reverse a sheet of paper at duplex copying A switchback method using the exit roller is adopted for the ADU of this equipment Immediately after the printing of one side fusing process is completed the paper is switchbacked by the exit roller The paper being reversed is then transported to the 1st transport roller for the printing of the other side In this ADU the transport of the switchbacked paper again accelerates and this speed is maintained to enhance the productivity of duplex printing The ADU mainly consists of the transport rollers and their drive system paper guide and ADU entrance exit sensor Upper transport roller LT Entrance guide Paper guide ADU motor ADU entrance sensor eo Middle transport roller ADU exit sensor Lower transport roller 4 1 Exit guide lo Fig 15 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0
99. 102 15 2 Description of Operations The back side printing recording data of the back side of paper is performed first by selecting duplex printing mode and pressing the START button When the trailing edge of the paper passes the exit gate the paper is switchbacked by the exit roller and transported into the ADU the exit gate is closed with its own weight and then the switchbacked paper is transported with acceleration The transporta tion decelerates in front of the ADU exit sensor The front side printing recording data of the front side of paper is performed at the registration section The paper passes through the exit gate again and is transported to the inner tray to complete duplex printing There are three methods of judging a paper jam 1 whether the ADU entrance sensor is turned ON or not in a specified period of time after the switchback to the ADU started E510 2 whether the ADU exit sensor is turned ON or not in a specified period of time after the ADU entrance sensor is turned ON E520 3 whether the registration sensor is turned ON or not in a specified period of time after the paper feeding from the ADU to the equipment E110 If the ADU is opened during duplex printing the ADU motor and ADU clutch are stopped namely ADU open jam occurs E430 The equipment is never to be stopped during printing by interruption in any case except paper jam or service call The operation of the duplex printing differs d
100. 3 6 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 7 Abnormality detection by the thermistors The following table shows the conditions judging the fuser roller temperature abnormality and detecting timing Temperature judged Error Checking priority Center Side Edge judging Error timing 2773 code thermistor thermistor thermistor timing Power ON 230 C or above Power ON C440 230 C or above 40 C or below 150 C or above C430 150 C or above 40 C or below 150 C or below 150 C or above Detecting 40 C 230 C or above On usual C440 230 C or above 40 C or below Specified C410 40 C below time Detecting 100 C 230 C or above On usual C440 230 C or above 40 C or below 150 C or above C430 150 C or above 40 C or below 100 C or below Specified C440 5 100 C below time Detecting ready 230 C or above usual C440 temperature 230 C or above 40 C or below 150 C or above C430 150 C or above 40 C or below 150 C or above 40 C or below Ready temp or Specified C440 below time Ready temp or below During ready sta 230 C or above On usual C440 tus In Energy 230 C or above Saving Mode 40 C or below 150 C or above C430 150 C or above 40 C
101. 30L MJD e STUDIO2808 models Option June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 15 05 11 e STUDIO202L 232 232S 282 282S LGC Front side Fig 2 19 ASD AUD CND SAD ASU TWD ARD KRD models Standard NAD MJD models Option e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 16 05 11 2 3 Symbols and Functions of Various Components The column P I shows the page and item number in the parts list 1 Motors Symbol Name Function Remarks P I M1 SCAN MOT Driving the carriages P 2 5 P14 116 Scan motor Fig 2 4 P 2 5 Fig 2 5 M2 MAIN MOT Driving the drum developer unit fuser P 2 14 P13 116 Main motor unit registration roller transport rollers Fig 2 feed rollers and pickup rollers 17 M3 TNR MOT Supplying the toner P 2 14 13 115 Toner motor Fig 2 17 M4 MID FAN MOT Cooling down the equipment inside P 2 7 10 17 Internal cooling fan 1 Fig 2 8 M5 REAR FAN MOT Cooling down the laser unit and switch P 2 14 P6 I7 Internal cooling fan 2 ing regulator Fig 2 17 M6 M DC POL Driving the polygonal mirror P 2 9 P10 119 Polygonal motor Fig 2 10 M7 TRY MOT Driving the lifting movement of trays in P 2 14 P16 115 Tray up motor upper lower drawer Fig 2 17 M8 EXIT FAN MOT Exhausting ozone P 2 12 P12 134 Exhaust fan Fig 2 14 M9 ADU MOT Driving the automatic duplexing unit
102. 32 280 282 COPY PROCESS June 2004 TOSHIBA TEC 3 3 Comparison with e STUDIO350 450 e STUDIO200L 202L 230 230L 232 Process 232S 280 280S 282 282S 1 Photoconductive drum OD 3500 OPC 560 OD 1600 OPC 530 Toner Developer material Developer bias T 3520 T 3520E T 3520D T 3520C T 3520T D 3500 D 3500C DC 550 V Adjustable output during printing DC 150 V Fixed others Sensitivity Highly sensitized durable drum lt e Surface potential 750 V 475 V 2 Charging Scorotron method lt Grid voltage 790 V 495 V 3 Data writing Light source Semiconductor laser Adjustment not required Light amount 4 3 nJ mm 4 0 nJ mm 4 Development Magnetic roller One magnetic roller e Auto toner Magnetic bridge circuit method lt Toner supply Toner cartridge lt e Toner empty detection Density detection method lt T 2320 T 2320E T 2320D T 2320C T 2320T e STUDIO200L 230 230L 280 2808 T 2340 T 2340E T 2340D T 2340C T 2340T e STUDIO202L 232 232S 282 2828 D 2320 D 2320C DC 357 V Adjustable output during printing AC 1100 V Adjustment not required during printing lt Transfer Transfer bias Adjustable output Constant current 580 V Adjustment not required lt 600 V Adjustment not required Turned ON OFF by thermistor 6 Separation AC Adjustable output lt Constant voltage DC Adjustment not requir
103. 5700102805 2325 2825 CND models Option SW9 AUG LOCK SW Detecting lock of the toner recovery P 2 7 P6 1113 Auger lock switch auger Fig 2 8 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 3 Electromagnetic clutches Symbol Name Function Remarks CLT1 RGST CLT Driving the registration roller P 2 14 21 126 Registration roller clutch Fig 2 17 CLT2 TR U CLT Driving with high speed for the 1st trans P 2 14 21 124 Upper transport clutch port roller Fig 2 17 CLT3 TR M CLT Driving with low speed for the 1st 2nd P 2 14 7 8 Middle transport clutch transport roller Fig 2 17 CLT4 TR L CLT Driving with high speed for the 2nd P 2 14 7 8 Lower transport clutch transport roller Fig 2 17 CLT5 CST U FEED CLT Driving the upper drawer pickup roller P 2 9 P15 111 Upper drawer feed clutch Fig 2 11 CLT6 CST L FEED CLT Driving the lower drawer pickup roller P 2 9 P15 111 Lower drawer feed clutch e STUDIO230 280 232 282 Fig 2 NAD AUD MJD IRD CND TWD 11 KRD e STUDIO280S 232S 282S CND models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD ARD e STUDIO230L MJD models Option CLT7 SFB FEED CLT Driving the bypass pickup roller and P 2 11 P20 118 Bypass feed clutch bypass feed roller Fig 2 13 CLT8 ADU CLT Driving the ADU P 2 12 P32 116 ADU clutch
104. 60 GO 1060 Scrambler board GP 1040 GP 1040 GP 1040 GP 1040 GP 1040 Printer kit GM 1070 GM 1070 GM 1070 GM 1070 GM 1070 Printer Scanner kit GM 2070 GM 2070 GM 2070 GM 2070 GM 2070 Scanner kit GM 4070 GM 4070 GM 4070 GM 4070 GM 4070 Data overwrite kit GP 1060 GP 1060 GP 1060 GP 1060 GP 1060 Desk MH 1700 MH 1700 MH 1700 MH 1700 MH 1700 Haree KIROL eIn GQ 1020 GQ 1020 GQ 1020 GQ 1020 GQ 1020 controller June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 17 05 11 China Area Asia Saudi Arabia Machine version ASU SAD CND destination 220 240V 127V 220 240V Model name e STUDIO282 e STUDIO282 e STUDIO282 e STUDIO282S Platen cover KA 3511PC KA 3511PC Standard Standard RADF MR 3020 MR 3020 MR 3020 MR 3020 MY 1021 MY 1021 Standard Standard for Equipment Drew MY 1021 MY 1021 MY 1021 C MY 1021 C for PFP Slot cover KE 2330 KE 2330 ADU MD 0102 MD 0102 Standard MD 0102 C PFP KD 1011 KD 1011 KD 1011 C KD 1011 C LCF KD 1012 KD 1012A4 KD 1012A4 C KD 1012A4 C as MJ 1022 MJ 1022 MJ 1022 C MJ 1022 C Hanging type Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000
105. 7 Cannot staple this size Displayed when the paper size is not specified for stapling at Staple Sort ing Mode 58 Remove paper from the fin Finisher is full of papers isher 59 Examine stapler Trouble in the stapler unit in finisher 60 Check staple cartridge No stapler in finisher section 61 Job interrupted job 1 saved Interrupt copying is accepted 62 Ready to resume job 1 Interrupt copying is cancelled fin ished 63 Cannot use AMS mode Displayed when reproduction ratio is Set the reproduction ratio 200 or set to be over 200 at AMS Mode on below manually RADF 64 More than 200 is not Displayed when reproduction ratio is Set the reproduction ratio 200 or available set manually to be over 20096 on RADF below June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL No Message State of equipment Note 65 Updated the template set Displayed when the template stored ting is recalled by pressing TEMPLATE button 66 Enter Department Code Displayed when a button is pressed while the department management setting is available 67 Cannot copy Displayed when the number of print Check DEPARTMENT outs exceeds the limit number of COUNTER department counter 68 Not enough memory to Displayed when confirming the user store original s to print out the data as much as Will you print out stored stored at memory full st
106. 70 Josues 15 go Fo uodsueu uoinjo ec 08 04 179 0 uoinjo 18101 JOSUSS IX 90 8 ees 6449 844 Josues NAY NAV v6 9 99 9 005 yun Josues Fig 15 5 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 6 15 3 Drive of ADU When the ADU motor rotates in the direction A the upper transport roller is rotated with the drive of the gears and belt and thus the paper is transported When the ADU clutch is turned ON the middle trans port roller and lower transport roller are rotated ADU motor Upper transport roller po we lt Middle transport roller P Y 52 852 Lower transport roller 2 QU Fig 15 6 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 7 15 4 Flow Chart Exit motor reverse rotation ON Y Specified time has passed Y ADU motor ON Y No ADU entrance sensor ON Specified time has passed E ADU transport jam E510 Paper is transported to the first stopping position in ADU Trailing edge of No first paper turned ON the ADU exit sensor
107. 8 28 146 Auto toner sensor developer unit Fig 2 9 S10 NEMP U SNR Paper amount detection in the upper P 2 9 P15 1104 Upper drawer paper stock sensor drawer Fig 2 11 11 CST U TRY SNR Position detection of the lifting tray of the P 2 9 P15 1104 Upper drawer tray up sensor upper drawer Fig 2 11 12 EMP U SNR Paper presence absence detection in P 2 9 P15 1104 Upper drawer empty sensor the upper drawer Fig 2 11 13 NEMP L SNR Paper amount detection in the lower P 2 9 P15 1104 Lower drawer paper stock sensor drawer Fig 2 e STUDIO230 280 232 282 11 NAD AUD MJD IRD CND TWD KRD 5700102805 2825 2325 CND models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD ARD e STUDIO230L MJD models Option 14 CST L TRY SNR Position detection of the lifting tray of the P 2 9 P15 1104 Lower drawer tray up sensor lower drawer Fig 2 e STUDIO230 280 232 282 11 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC Symbol Name Function Remarks 515 EMP L SNR Paper presence absence detection in P 2 9 P15 1104 Lower drawer empty sensor the lower drawer Fig 2 e STUDIO230 280 232 282 11 NAD AUD MJD IRD CND TWD KRD 5700102805 2825 2325 models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 ASD ASU SAD ARD e STUDIO230L MJD models Option 16 SIDE COV SNR Side cover openin
108. AME TE LOAD d e UT EEL XOCXIBOOOOCX XOOOOCNDOCX Fig 5 7 e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC 5 4 2 LED display circuit 1 Method of LED display ex Displaying COPY Current 17 LDONO O D7 Fig 5 8 Transistor is turned ON when the LDON 0 signal becomes L level Also when IC pin 17 changes to L the current flows from 5VL via the transistor to the LED COPY to turn ON the LED COPY Conditions to turn ON the LED a The transistor Q3 connected to the LED anode is ON b The output from the cathode side of the LED is L level The LED turns ON when the conditions a and b are met June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL 5 5 Disassembly and Replacement Note When taking off the control panel check the position of the stopper if the stopper is at the position remove the stopper or move it to the position A Fig 5 9 A Stopper 1 Slide the stopper and pull it out Stopper Fig 5 10 e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC B Control panel unit 1 Take off the front upper cover right upper cover 1 and right upper cover 2 GQ 2 32 E Front upper cover P 2 33 F Right upper cover 1 P 2 33 G Right upper cover 2 2 Disconnect 1 connector 3 Remove 2 scre
109. C memory DIMM SDRAM Flash ROM SRAM NVRAM RTC Real Time Clock IC etc The Sys tem CPU controls each ASIC to perform the control of the image processing image memory page memory main memory HDD external interface IEEE 1284 USB PCI NIC and FAX Based on the input data from the control panel the System CPU communicates with the Scanner CPU on the SLG board and Engine CPU on the LGC board and then issues an operation command to the scanner and printer engine section LGC board This is the board to mainly control the printing function printer engine It consists of the Engine CPU ASIC memory Flash ROM SRAM NVRAM driver for motor drive etc The Engine CPU controls each ASIC to drive I O for the electrical parts of each section in the system It leads to the operation of the laser unit developer unit drum drawers bypass unit ADU etc Thus printing is performed NIC board e STUDIO200L 230 230L 280 280S This is the interface board to connect this equipment to the LAN environment 10BASE T 100BASETX to communicate with PCs etc FIL board This is the board to cut off the noise of AC power from outside and supply the driving AC power to the damp heater for condensation prevention of each section scanner and drum e FUS board This is the board to provide the AC electric power for driving to the damp heater for preventing of the condensation of each section scanner and drum HVT This is th
110. C bias June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 COPY PROCESS Developer material The developer material consists of a mixture of the toner and carrier The toner is charged to the negative polarity and the carrier to positive polarity due to the friction with each other caused by mixing Toner Mainly consists of the resin and carbon Carbon Carrier Consists of the ferrite and resin coating on 5 10 its surface to provide consistent frictional bs electrification QT um Ferrite Resin 90 95 Toner 30 100 um Carrier Fig 3 11 Note If the developer material is used for a long time beyond its normal Toner Carrier life span the toner is caked onto the carrier v The charging performance of the carrier is lowered Symptom 1 Image density is lowered 2 Toner scattering occurs 3 Background fogging occurs Solution Replace the developer material No frictional electrification occurs on the area where the toner is caked Fig 3 12 e STUDIO200L 202L 230 232 280 282 COPY PROCESS June 2004 TOSHIBA TEC Magnetic roller Magnetic brush development The south and north poles are arranged inside the magnetic roller as shown in the right figure The developer material forms a brush like fluff which contacts the photoconductive drum surface V This is caused by the magnetic force lines between the south and north poles Photoconductive drum
111. CI608 1083 1652 1681 TWH125FU VHCT2g5 VHCT245 LVC1632 LVCI632 1835 O O TP34 M29kw0 32 M29kKW032 M2SKNO1GE 1040 EC NOS6 DUCK ICH RAIS Rais 1645 LVCIGIA FMI BLOB 5 5 TRE pwnco 216 RIAL 1P93 Lvcz s RATT RATS Lvezas RIAS Tras weus 1 245 100718 TP96 O TPST Evo LvCI608 1053 IH Lvc1608 FANISETANIEX ribs 165 LV4737 Bue T 3 RAZO RAZI RAT RAJS RAD RA2G RAS EC NDAS cpu TWPRA937X8 300 RAAB RAGE RAAZ 42 RAAT RAMS RAGS RAAT HALOGEN FREE PWB LEAD FREE PCBA res COORG 1659112 717 1 R p x green OIR I 00 155
112. D ASU SAD TWD e STUDIO230L MJD e STUDIO280S models Option e STUDIO202L 232 282 series e STUDIO232 282 NAD MJD AUD models Standard Other models Option 3 1 1 Pg B 213 OSE 4 100901 1v V 19 1 8 e STUDIO200L 202L 230 232 280 282 PC BOARDS CN216 2 01217 4 JP4 IC2 STK672 210 12 lag 2 d C3 P10 p R10 R14 R11 R15 R12 R16 R13 R17 1 JP11 PF WP FR 40 June 2004 TOSHIBA TEC 9 PWA F DSP e STUDIO200L 230 230L 280 280S PW 6LA4177000 3 Jees wat geste cas dE ANB 64 SW THPS1P640N DATA ge T voe E a gt PF WP40 RV PWB F DSP 410 371
113. E 1600 Saddle stitch finisher MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 Hole punch unit MJ 6005E MJ 6005E Bridge kit KN 3520 KN 3520 Job separator MJ 5004 MJ 5004 Offset tray MJ 5005 MJ 5005 Work tray KK 3511 KK 3511 Damp heater Standard Standard Fax board GD 1150TW GD 1150AS GD 1160TW GD 1160EU N GN 1041 GN 1041 Bluetooth module GN 2010 GN 2010 Antenna GN 3010 GN 3010 PCI slot GO 1060 GO 1060 Scrambler board GP 1040 GP 1040 Printer kit GM 1070 GM 1070 Printer Scanner kit GM 2070 GM 2070 Scanner kit GM 4070 GM 4070 Data overwrite kit GP 1060 GP 1060 Desk MH 1700 MH 1700 Harness kit for coin GQ 1020 GQ 1020 controller June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 19 05 11 570010232 2325 Central North America South Argentina Australia Europe ica Hong Kong Machine version NAD ASD ARD AUD MJD destination 115V 220 240V 220 240V 220 240V 220 240V Model name e STUDIO232 e STUDIO232 e STUDIO232 e STUDIO232 e STUDIO232 Platen cover KA 3511PC KA 3511PC KA 3511PC KA 3511PC KA 3511PC RADF MR 3020 MR 3020 MR 3020 MR 3020 MR 3020 2 Standard MY 1021 MY 1021 Standard Standard a pre MY 1021 MY 1021 MY 1021 MY 1021 MY 1021 Slot cover Standard Standard
114. E PROCESSING e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING June 2004 TOSHIBA TEC 8 LASER OPTICAL UNIT 8 1 General Description The laser optical unit radiates the laser beam onto the photoconductive drum responding to the digital image signals transmitted from the scanner printer controller etc to form a latent image The image signal is converted into the light emission signal of the laser diode on the laser driving PC board then radiated on the drum through the optical devices such as cylinder lens polygonal mirror and f 0 lenses The unit must not be disassembled in the field as they are very sensitive to dust and finely adjusted at the factory Paper exit June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT Laser diode Laser emission unit Polygonal mirror Finite focus lens Front Paper exit LS Oylinder lens Laser driving PC board 7 AN NS P Polygonal motor Aperture Polygonal motor drive PC board lens 1 H sync signal detection PC board Slit glass for outgoing laser beam H Sync returning mirror 10 lens 2 Fig 8 2 e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT June 2004 TOSHIBA TEC 8 2 Structure 1 Laser emission unit This unit consists of the laser diode finite focus lens aperture and cylinder lens Laser diode This laser diode features low droop small laser variation and low threshold current The
115. FF and unplug the power cable 2 Pull out the finisher from the equipment Stopper 3 Remove the stopper Fig 2 101 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 61 4 Remove 2 screws and take off the cover 5 Disconnect 1 connector 6 Open the bridge unit Remove 1 screw and take off the cover Fig 2 104 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 62 7 Close the bridge unit and remove 1 screw 8 When MJ 1022 is installed Remove 4 screws and take off the bracket Bracket When MJ 1025 is installed Remove 5 screws and take off the bracket Bracket Fig 2 107 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 63 9 Take off the guide 10 Lift up the bridge unit and release the hook Take off the bridge unit toward the front Fig 2 109 G MJ 5004 Job separator 1 Turn the power OFF and unplug the power cable 2 Take off the tray Fig 2 110 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 64 3 Remove 2 screws and take off the cover 4 Disconnect 2 connectors 5 Loosen 2 screws and take off the cover June 2004 TOSHIBA TEC Cover
116. IBA PWB F SYS 364N 6LE78271000 mm icis LP3883ES 5106 220 16 C107 SSVPATOM en a 180710 1 Ton Bluetooth 80 220 x SEO 25005 5 2 9 EIS prr Rin 824 eni R203 A208 1 ner cio gt EP GW FR BP eo RAIS RAIS Fi 222222222222222 R209 win 27 3 _ esI o Ice buda E E m TP ss R229 3165911287 1 2 T RAT 56 I 151 R221 C1305 5 55 R230 cigs ciss T ES nw Pon Weise T R235 R236 1 cise T C138C147 C149 C151 cise C161 C162 82418245 RATS RAT Rae mm2 RAZB RAZS RAZA RATS I R259 R260 R262 HOD POWER RAP Ne R251 1 27 FANise7amisx I P269 Jao cies 209 100 28 192 100 10 MS 19578FP M519518FP 10 16 1 GITE C194 100 25 c
117. ICAL UNIT DANGER CLASSE 3B RAYON LASER INVISIBLE LORSQUE LE BLOC OPTIQUE EST OUVERT LE TAMBOUR RETIRE ET LE VERROUILLAGE HORS D USAGE EVITER L EXPOSITION DIRECTE AU RAYON PELIGRO RADIACION INVISIBLE DE LASER CLASE 3B CUANDO LA UNIDAD OPTICA ESTA ABIERTA O LA UNIDAD DEL CILINDRO ES RETIRADA Y CUANDO EL INTERRUPTOR DE SEGURIDAD ESTA DESACTIVADO EVITE EXPOSICION DIRECTA AL RAYO gt PS lt Fig 8 3 CAUTION Do not bring tools close to the path of the laser beam Take off your watches rings bracelets etc before handling the unit June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT 2 Polygonal motor unit This unit consists of the polygonal motor polygonal mirror and polygonal mirror cover a Polygonal motor This motor rotates the polygonal mirror at high speed The DC motor controls the rotation speed of this motor as follows During printing 23 562 992 rpm 600 dpi 24 095 503 rpm FAX 15 4 x 16 0 dot mm 23 191 921 rpm 16 0 x 15 4 dot mm b Polygonal One laser beam emitted from the laser diode is reflected by this mirror Since the polygonal mirror is rotated by the polygonal motor the reflected laser beam moves in sync with the rotation The direction of the movement is the primary scanning direction of the image One scan is performed on one plane of the polygo nal mirror Since the polygonal mirror has eight planes eight scans are performed in one rotation of the pol
118. LGC board CN707 For the ADU board finisher 24VD1 24VD2 24VD5 CN708 For the SLG board RADF 24VD3 24VD4 e STUDIO200L 202L 230 232 280 282 POWER SUPPLY UNIT June 2004 TOSHIBA TEC 16 4 Fuse When the power supply secondary fuse is blown out confirm that there is no abnormality with each part using the following table Voltage Board Unit Part Fuse type 24VD1 LGC Main motor F4 8A Semi time lag Toner motor Polygonal motor Tray up motor Internal cooling fan 1 Internal cooling fan 2 Auto toner sensor Upper drawer feed clutch Lower drawer feed clutch Registration roller clutch Upper transport clutch Middle transport clutch Lower transport clutch Discharge LED Main switch PFP LCF 24VD2 LGC Exit motor F5 5A Semi time lag ADU motor Exhaust fan Bypass feed clutch ADU clutch Bypass pickup solenoid High voltage transformer Key copy counter Copy key card Bridge unit Job separator Offset tray 24VD3 RADF F6 4A Semi time lag 24VD4 SLG Scan motor F7 4A Semi time lag Exposure lamp Inverter board 24VD5 Finisher F8 5A Semi time lag June 2004 TOSHIBA TEC 16 5 e STUDIO200L 202L 230 232 280 282 POWER SUPPLY UNIT 16 5 Configuration of Power Supply Uni 291
119. N Peak detection white color is detected by the shading correction plate The exposure lamp is turned OFF READY WARMING UP is displayed Pre running operation The pre running operation is started when the temperature of the fuser roller surface reaches a cer tain temperature The main motor is turned ON Fuser roller rotated Drum rotated Initialization of feeding system Each drawer tray goes up Pre running operation stops after five seconds When the surface temperature of the fuser roller becomes sufficient for fusing READY is displayed 4 2 2 Ready state ready for copying Buttons on the control panel enabled When no button is pressed for a certain period of time Set number 1 and reproduction ratio 100 are displayed Equipment returns to the normal ready state e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION June 2004 TOSHIBA TEC 4 2 3 Drawer feed copying Upper drawer paper feeding 1 Press the START button READY changes to COPYING Exposure lamp ON Scan motor ON gt carriages 1 and 2 move forward Polygonal motor rotates in high speed Main motor and exit motor ON The drum fuser unit developer unit and exit roller are driven 2 Drawer paper feeding Main charger developer bias and discharge LED ON Fans are rotated in high speed Drawer feed clutch ON The pickup roller feed roller sep
120. N9 1010 Jeuueog ML O SV O MLIN NA WN INV N3 VN 09 1 9 OSLLL dS pieog pas pieog JO eur yun 0901 09 1915 194 0901 49 9009 JOSHO 0 01 9 0002 4 1dVLS ejdeis v00S fN 1 14 ft 1 T OZS NM e6pug J N 0Oc c 3N SZOL PN Joysiuly uoins 5 OLOE ND O0LOZ NO ujoojenig S 4 A N 9009 uound 0091 3 ld V1S ejdeis LVOL NO SS9J8JIM 0201 09 LGE VM 0206 iat 19109 Jepee 4 jueuunoo none 10 Fig 1 3 June 2004 TOSHIBA e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 16 05 11 570010282 2825 Central North America South Argentina Australia Europe ica Hong Kong Machine version NAD ASD ARD AUD MJD destination 115V 220 240V 220 240V 220 240V 220 240V Model name e STUDIO282 e STUDIO282 e STUDIO282
121. OSHIBA TEC 9 2 Operation 9 2 1 Operation of bypass pickup roller When the paper is set on the bypass tray the bypass feed sensor detects the presence of the paper Then the bypass pickup solenoid is turned ON and the pickup arm falls by its own weight At this time when the bypass feed clutch is turned ON the drive from the main motor is transmitted to the pickup roller through the gears and shaft Then the paper is picked up The paper picked up is transported to the transport path in the equipment by the bypass feed roller When there is no paper remaining on the bypass tray the bypass pickup solenoid is turned OFF and the pickup roller returns by the spring force The separation roller works not to transport paper more than one sheet at a time Bypass feed clutch Bypass Pickup solenoid Bypass separation roller Fig 9 3 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 9 2 2 Operation of drawer pickup roller When the drawer is inserted the pickup roller and roller holder fall by the spring force Then the drawer tray lifts up and paper feeding is enabled When the drawer feed clutch is turned ON the drive from the main motor is transmitted Then the feed roller and pickup roller rotate to transport the paper from the drawer The separation roller under the feed roller prevents multiple transporting of paper Drawer feed clutch Drawer feed roller Drawer pickup roller D
122. OTANDA SHINAGAWA KU TOKYO 141 8664 JAPAN
123. P and large capacity feeder LCF are installed Original table Fixed type the left rear corner used as guide to place originals Accepted originals Sheet book and 3 dimensional object The reversing automatic document feeder RADF only accepts paper which are not pasted or stapled Carbon paper are not acceptable either Maximum size A3 LD Single sided original Double sided original MR 3016 50 127 g m 13 Ib Bond 34 Ib Bond 50 105 g m 13 Ib Bond 28 Ib Bond MR 3018 35 157 g m 9 3 Ib Bond 58 Ib Cover 50 157 g m 13 Ib Bond 58 Ib Cover Copy speed Copies min e STUDIO200L 202L Bypass feed Paper size Drawer PFP LCF Size specified Size not specified A4 LT B5 A5 R ST R 20 20 16 20 20 A4 R B5 R LT R 19 19 16 19 B4 LG 18 18 16 18 A3 LD 16 16 16 16 e STUDIO230 230L 232 232S Bypass feed Paper size Drawer PFP LCF Size specified Size not specified A4 LT B5 A5 R ST R 23 23 16 23 23 A4 R B5 R LT R 21 5 21 5 16 21 5 B4 LG 18 18 16 18 A3 LD 16 16 16 16 e STUDIO280 280S 282 282S Bypass feed Paper size Drawer PFP LCF Size specified Size not specified A4 LT B5 A5 R ST R 28 28 16 28 28 A4 R B5 R LT R 21 5 21 5 16 21 5 B4 LG 18 18 16 18 A3 LD 16 16 16 16 gt means Not acceptable The copy speed i
124. P 2 12 P32 118 ADU motor e STUDIO230 280 232 282 Fig 2 NAD AUD MJD IRD CND 15 models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD TWD KRD e STUDIO230L MJD 5700102805 2325 2825 models Option M10 EXIT MOT Driving the exit roller P 2 13 P31 115 Exit motor Fig 2 16 M11 HDD FAN MOT Cooling down the HDD and SYS board P 2 16 P8 115 HDD cooling fan Fig 2 19 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 Sensors and switches NAD AUD MJD IRD CND TWD KRD e STUDIO280S 282S 232S CND models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD ARD e STUDIO230L MJD models Option Symbol Name Function Remarks 51 5 APS1 3 5 APS R Original size detection P 2 5 S1 4 Automatic original detection sensor Fig 2 4 P11 117 P 2 5 S5 Fig 2 5 P11 118 S6 HOME SNR Carriage home position detection P 2 5 P11 1103 Carriage home position sensor Fig 2 4 P 2 5 Fig 2 5 S7 PLTN SNR Opening closing detection of platen P 2 5 P14 1101 Platen sensor cover or RADF Fig 2 4 P 2 5 Fig 2 5 S8 TEMP HUMI SNR Detecting the temperature and humidity P 2 7 P10 114 Temperature humidity sensor of the outside air taken into the equip Fig 2 8 ment S9 ATTNR SNR Detecting the density of toner in the P 2
125. P 2 46 D SYS board case ake off the connecting port cover P 2 37 O Connecting port cover ake off the main motor drive unit Fig 9 60 P 10 5 B Main motor drive unit ake off the registration roller clutch P 9 25 S Registration roller clutch 10 Remove 2 screws and take off the terminal holder 11 Release the latch and knob 5 6 7 8 9 1 Fig 9 61 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 12 Remove 2 springs of both front and rear sides 13 Remove 2 screws and take off the registra tion guide R Fig 9 63 14 Remove the clip of registration roller rub ber ue Wt Fig 9 64 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 9 32 15 Slide the registration roller rubber to the rear side Then remove the gear Gear gt D Registration roller rubber 16 Pull out the registration roller rubber to the front side 17 Remove the clip of registration roller metal June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 18 Slide the registration roller metal to the rear side The
126. R 3016 2 Standard MY 1021 Standard Standard MY 1021 a pre MY 1021 MY 1021 MY 1021 MY 1021 MY 1021 Slot cover Standard KE 2330 ADU Standard MD 0102 Standard Standard MD 0102 PFP KD 1011 KD 1011 KD 1011 KD 1011 KD 1011 LCF KD 1012LT KD 1012A4 KD 1012A4 KD 1012A4 KD 1012A4 ni TA MJ 1022 MJ 1022 MJ 1022 MJ 1022 MJ 1022 Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 MJ 1025 MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 Hole punch unit MJ 6005N MJ 6005E MJ 6005E MJ 6005E F S MJ 6005E Bridge kit KN 3520 KN 3520 KN 3520 KN 3520 KN 3520 Job separator MJ 5004 MJ 5004 MJ 5004 MJ 5004 MJ 5004 Offset tray MJ 5005 MJ 5005 MJ 5005 MJ 5005 MJ 5005 Key copy counter MU 8 MU 8 MU 8 MU 8 MU 8 MU 10 MU 10 MU 10 MU 10 MU 10 Work tray KK 3511 KK 3511 KK 3511 KK 3511 KK 3511 Damp heater MF 2320U Standard Standard MF 2320E Standard Fax board GD 1150NA GD 1150AS GD 1150AU GD 1150EU GD 1150AS GD 1160NA GD 1160EU GD 1160EU GD 1160EU GD 1160EU 4 LAN GN 1010 GN 1010 GN 1010 GN 1010 GN 1010 PCI slot GO 1040 GO 1040 GO 1040 GO 1040 GO 1040 Scrambler board GP 1030 GP 1030 GP 1030 GP 1030 GP 1030 Parallel interface kit GF 1140 GF 1140 GF 1140 GF 1140 GF 1140 NIC board Sta
127. R DH Preventing condensation of the lens P 2 6 11 138 Scanner heater Right ASD AUD CND SAD ASU TWD Fig 2 6 IRD ARD KRD models Standard NAD MJD models Option DH3 DRM DH Preventing condensation of the drum P 2 8 P5 119 Drum damp heater ASD AUD CND SAD ASU TWD Fig 2 9 IRD ARD KRD models Standard NAD MJD models Option ERS LP ERS Removing the residual charge from the P 2 8 27 113 Discharge LED drum surface Fig 2 9 EXP LP EXPO Exposing the original to the light P 2 5 P23 I6 Exposure lamp Fig 2 4 P 2 5 Fig 2 5 LAMP1 CNTR LAMP Heating the center section of fuser roller P 2 13 P30 I37 Center heater lamp Fig 2 16 LAMP2 SIDE LAMP Heating the section of both sides of P 2 13 P30 138 Side heater lamp fuser roller Fig 2 16 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 7 Thermistors and thermostats Symbol Name Function Remarks THMO1 THERMO SCN DH Controlling the temperature of the scan P 2 6 11 137 Scanner heater thermostat ner damp heater Fig 2 6 ASD AUD CND SAD ASU TWD IRD ARD KRD models Standard NAD MJD models Option THMO2 THERMO FSR F Preventing overheating in the fuser unit P 2 13 P30 110 Fuser front thermostat Fig 2 16 THMO3 THERMO FSR C Preventing overheating in the fuser unit P 2 13 P30 110 Fuser center thermostat Fig
128. Remove 1 clip 2 Pull out the shaft and take off the bypass pickup roller Snar A Q 54 ZX pickup roller Fig 9 9 B Bypass feed unit 1 Ifthe ADU is not installed take off the right front hinge cover the right rear hinge cover and the bypass upper cover P 2 38 P Right front hinge cover P 2 39 Q Right rear hinge cover P 2 39 R Bypass upper cover If the ADU is installed take off the ADU P 15 10 A Automatic Duplexing Unit ADU 2 Remove 1 spring 3 Disconnect the connector of the bypass feed clutch June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 04 09 4 Remove 3 screws and take off the bypass feed unit C Bypass separation roller 1 2 Take off the bypass feed unit P 9 13 B Bypass feed unit Remove 1 screw and take off the bypass separation roller cover 3 Take off the bypass separation roller unit e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM Screw Ve 20000 RONY CL gt M ASC gt Bypass feed unit C Fig 9 11 Bypass separation roller cover Fig 9 12 Bypass separation roller unit f ZZ ZN N icu lt D 14 Fig 9 13 June 2004 TOSHIBA TEC 4 Take off the cover arbor clutch spring and bypass separation roller from the shaft Shaft
129. TOSHIBA SERVICE MANUAL MULTIFUNCTIONAL DIGITAL SYSTEMS e 3TUDIO2001 2021 230 232 280 282 File No SME040009DO R04022142801 TT 2005 TOSHIBA TEC CORPORATION All rights reserved Under the copyright laws this manual cannot be reproduced in any form without prior written permission of TOSHIBA TEC CORPORATION No patent liability is assumed however with respect to the use ofthe information contained herein GENERAL PRECAUTIONS REGARDING THE SERVICE FOR e STUDIO200L 202L 230 232 280 282 SERIES The installation and service should be done by a qualified service technician 1 Transportation Installation When transporting installing the equipment employ two persons and be sure to hold the posi tions as shown in the figure The equipment is quite heavy and weighs approximately 75 kg 165 34 Ib therefore pay full attention when handling it Be sure not to hold the movable parts or units e g the control panel ADU or RADF when trans porting the equipment Be sure to use a dedicated outlet with AC 110 V 13 2 A 115 V or 127 V 12 A 220 240 V or 240 V 8 Afor its power source The equipment must be grounded for safety Select a suitable place for installation Avoid excessive heat high humidity dust vibration and direct sunlight Provide proper ventilation since the equipment emits a slight amount of ozone To insure adequate working space for the copying operation keep a min
130. UDIO202L 232 2328 282 2828 2 drum separation finger units are installed Drum separation finger unit Fig 11 20 3 Remove the spring and take off the drum separation fingers Note When the drum separation fingers have been replaced check if the pressure movement is normal by moving them with your hands Drum separation finger Fig 11 21 Recovery blade 51 1 Take off 3 drum separation finger units 25 P 11 14 Drum separation finger 2 Remove 2 screws and take off the whole recovery blade with the bracket Recovery blade Fig 11 22 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION June 2004 TOSHIBA TEC 11 14 05 11 L Ozone filter GD 1 Open the bypass tray and ADU 2 Remove 1 screw and take off the ozone filter cover 3 Take off the ozone filter M Transfer Separation charger 1 Open the bypass tray ADU and transfer cover 2 Release the latch and take off the transfer and separation chargers June 2004 TOSHIBA TEC ADU Bypass tray Ozone filter Ozone filter cover Fig 11 24 Transfer Separation charger LE Fig 11 25 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 15 04 09 NI Charger wire Length 353 mm tungsten wire diameter 0 06 mm 1 Take off the transfer separation charger P 11 15 M Transfer S
131. When the light irradiates the element light energy produces a minus charge in the layer P the amount of the charge produced is proportional to the energy and irradiating time The charge produced in the light receiving section is then sent to the transfer section where it is shifted by transfer clock from left to right as shown in the figure below and is finally output from the CCD At this time to increase the transfer speed of the CCD image signals in the even number and odd number elements are separated and output in parallel via two channels Transfer clock Light energy Transfer section Layer N 41 2 3 4 47307 7308 47399 7400 Layer Light receiving section Details of light receiving section Y Transfer section Shift register Transfer clock Fig 6 13 6 5 2 Shading correction Signal voltages read by the CCD have the following characteristics 1 The light source has a variation in its light distribution 2 Since the light beams reflected from the original are converged using a lens the light path is the shortest at the center of the CCD and the longest at the ends This causes a difference in the amount of ligh
132. Yes Y Y Y ADU clutch ON ADU motor ON ADU motor stopped ADU transport jam E520 ADU exit sensor No check the arrival Specified time has passed Fig 15 7 e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 8 June 2004 TOSHIBA TEC ADU paper feeding command signal received No ADU motor stopped ADU clutch OFF ADU motor clutch ON Y ADU feeding operation started Y No Registration sensor ON Registration in process C ADU misfeeding E110 b Registration process completed ADU motor stopped ADU clutch OFF Next paper is ready for the registration Fig 15 8 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 9 15 5 Disassembly and Replacement AI Automatic Duplexing Unit ADU 1 Pull out the upper and lower drawers 2 Remove 2 screws and take off the right front hinge cover 3 Remove 2 screws and take off the right rear hinge cover 4 Disconnect 2 connectors Remove 1 screw and 1 ground wire Fig 15 11 e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 June 2004 TOSHIBA TEC 15 10 04 09
133. ack arrow and the sheet B is braked by the separation roller and is not transported any further June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 9 2 4 Operation of clutch The power ON OFF of each transport clutch and the operation of each transport roller are as follows 1st transport 2nd transport Upper transport Middle transport Lower transport roller roller clutch clutch clutch Low speed Low speed OFF ON OFF Low speed High speed OFF ON ON High speed High speed ON OFF OFF Stop Stop OFF OFF OFF e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 9 2 5 General operation A From power ON to ready status When the equipment is turned ON the tray up motor starts to rotate forward and the upper drawer tray starts to rise When the tray has risen and the tray up sensor is turned ON LH the tray up motor is turned OFF then the tray stops to rising At this time if the empty sensor is OFF L it is judged that there is no paper in the drawer If the empty sensor is ON H there is paper in the drawer The tray stops at raised position regardless of the presence absence of paper The tray up motor then starts to rotate in reverse and the lower drawer tray starts to rise The lower drawer tray is stopped in the same manner as the upper drawer tray and the empty sensor detects if there is paper in the drawer Ifthe drawer is not c
134. al system The CCD Charge Coupled Device reads the optical image signals and converts them into the electrical signals The elec trical signals are amplified and undergo analog to digital conversion then are changed into digital sig nals Shading correction correction of variance in CCD elements and the light source is performed and the digital signal is output as an image signal from the scanning section to image processing section Signal A D Shading amplification conversion correction Fig 7 2 The image processing section inputs the image signal from the scanning section and applies various image processing on the signal then transmits the output result to the writing section Images are processed by the SLG board and LGC board in this equipment The image signal read in the scanning function is processed in SLG board and the printer image signal is processed in the SYS board e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING June 2004 TOSHIBA TEC 05 11 7 2 Configuration The following diagram shows the image processing section of this equipment CCD board CCD SLG board A D conversion Y Shading correction Image processing section SLG board High quality image processing Image memory editing Editing processing Gamma correction Gradation processing Scanner high quality image processing External output system interface SYS board
135. anged changed Screen Press SCAN Displays SCAN Display not Display not Displays SCAN Displays SCAN button Screen changed changed Screen screen Press Displays e FIL Display not Display not Displays e FILING Displays e FIL e FILING ING screen changed changed Screen ING screen Press Display not Display not Display not Display not Display not EXTENSION changed changed changed changed changed button e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC Printing out During paper When When displaying During energy the copy jam interrupting HELP screen saving mode Press Displays TEM Display not Display not Displays TEM Display not TEMPLATE but PLATE screen changed changed PLATE screen changed ton Press USER Displays USER Display not Display not Displays USER Display not FUNCTIONS FUNCTIONS changed changed FUNCTIONS changed button screen screen Press HELP Displays HELP Display not Displays HELP Switches to the Display not button Screen changed Screen screen previously changed displayed Press START Displays COPY Display not Displays Displays COPY Energy saving button with the ING changed COPYING ING and RADF mode is cleared original set on starts feeding and RADF starts feeding and displays RADF starts feeding BASIC screen June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL 5 4 Des
136. aperture determines the shape of the laser beam at the laser emission position of the pri mary scanning and secondary scanning directions The laser diode radiates the laser beam responding to the laser emission control ON OFF sig nal from the laser driving PC board Laser beam which passed through the finite focus lens is focused on the drum surface CAUTION The beam of the semiconductor laser is very weak about 5 mW however the focused parallel rays create great energy which is hazardous Some materials of the components of the laser optical unit are metal Since the unit is in a sealed container there is no danger of laser leakage during normal operation Note The laser beam is not visible Pay the closest attention when handling the laser unit components or performing operations such as adjustment of the laser beam and this kind of operation is very dangerous and must be performed only by specially trained staff The warning label shown below is attached on the inner housing at the front side of the equip ment hEMIFECERPATYFE OPEN OR DRUM UNIT REMOVED AND INTERLOCK DEFEATED AVOID RMICTSCISABBORAARL T DIRECT EXPOSURE TO BEAM VORSICHT KLASSE UNSICHTBARE LASERSTRAHLUNG WENN DIE ABDECKUNG GE FFNET ODER DIE TROMMEL ENTFERNT UND DIE VERRIEGELUNG UNWIRKSAM GEMACHT WIRD NICHT DIREKT DEM STRAHL AUSSETZEN f amp l F 2 A3 wv hENLED C DANGER CLASS 3B INVISIBLE LASER RADIATION WHEN OPT
137. aration roller and transport roller start to rotate Paper reaches the 1st transport sensor The 1st transport sensor is turned ON Paper reaches the registration roller The registration sensor is turned ON and aligning is performed Drawer feed clutch OFF after a certain period of time 3 2 After the carriage operation Registration clutch ON after a certain period of time gt paper is transported to the transfer area Copy counter operates 4 x After the registration clutch is turned ON Transfer charger ON after a certain period of time Copy counter operates 5 Completion of scanning Scan motor OFF Exposure lamp OFF Registration clutch OFF after the trailing edge of the paper passed the registration roller READY PRINTING is displayed 6 Paper exit Exit sensor detects the trailing edge of the paper Main charger developer bias and discharge LED OFF Polygonal motor main motor and exit motor OFF Drum fuser unit and developer unit stop Fans return to the ready rotation READY is displayed and the equipment enters the ready mode June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION 264 50 JO OUJ Josues uodsueij 15 68 0 70770 n d 2660 6290 uodsueJ 2660 090
138. ard ling LED on the control panel Fig 2 7 LDR PWA F LDR Driving the laser diode P 2 9 P10 119 Laser driving PC board Fig 2 LDR board 10 LGC PWA F LGC Controlling the print engine section P 2 15 P9 110 Logic PC board LGC board Fig 2 18 LRL PWA F LRL Relaying the control signals of the laser P 2 7 P10 I3 Laser control signal relay PC board unit Fig 2 8 LRL board NIC PWA F NIC Network connection interface P 2 15 P8 129 NIC board e STUDIO230 280 Fig 2 NAD AUD MJD IRD CND TWD 18 models Standard e STUDIO200L NAD ASD e STUDIO230 280 ASD ASU SAD e STUDIO230L MJD e STUDIO280S models Option SLG PWA F SLG Controlling the original scanning section P 2 6 P11 115 Scanning section control PC board and RADF Fig 2 6 SLG board SNS PWA F SNS Detection of the laser beam position P 2 9 P10 119 H sync signal detection PC board Fig 2 SNS board 10 SYS PWA F SYS Controlling the whole system and image P 2 15 P8 120 System control PC board processing Fig 2 P8 I1 SYS board 18 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 6 Lamps and heaters Symbol Name Function Remarks DH1 SCN L DH Preventing condensation of the mirrors P 2 6 11 137 Scanner heater Left of the carriages Fig 2 6 ASD AUD CND SAD ASU TWD IRD ARD KRD models Standard NAD MJD models Option DH2 SCN
139. ate originals 69 Not enough memory to Displayed when confirming the user Displayed only in FAX Function store original s to send the FAX data as much as Will you enable stored orig stored at memory full state inals 70 Not enough memory to Displayed when confirming the user Displayed only in Scanning Function store original s to save the scanning data as much Will you save stored origi as stored at memory full state nals 71 The number of originals Displayed when confirming the user exceeds the limits Will you to print out the data as much as copy stored originals stored at memory full state 72 The number of originals Displayed when confirming the user Displayed only in FAX Function exceeds the limits to send the FAX data as much as Will you enable stored orig stored at memory full state inals 73 The number of originals Displayed when confirming the user Displayed only in Scanning Function exceeds the limits to save the scanning data as much Will you save stored origi as stored at memory full state nals 74 Install new toner cartridge toner in the cartridge Displayed when toner is running out Copying not enabled 75 Time for periodic mainte PM cycle Maintenance and inspection are per nance Displayed at the time for mainte formed by qualified service techni nance cian Copying is available 76 Please try again after a Displayed when the Department Leave it for a while and key in the while Cod
140. ately The positive DC component of the developer bias is output only when the reference voltage HVDVR is under 0 6 V and also the developer bias AC ON OFF signal HVTAC is ON Reference voltage Vc HVMVR HVAVR HVDVR HVTVR HVSAV The reference voltage is an analog voltage which is the reference of each output of the main charger grid developer bias AC DC transfer charger and separation charger Each output of the high voltage transformer can be linearly changed by switching these reference voltages The output operation of the reference voltage is as follows Outputs the adjustment values of the main charger transfer charger separation charger and devel oper bias in the NVRAM to ASIC Outputs the reference voltage data from the ASIC to D A converter Outputs the reference voltage Vc of each bias to the high voltage transformer The high voltage transformer generates the output current voltage which is proportional to the refer ence voltage The reference voltage Vc is adjusted the Adjustment Mode 05 The output values of the main charger needle electrode and transfer guide bias are fixed when the high voltage transformer is shipped from the factory Developer bias AC generation clock HVCLK This clock signal is a reference of AC component of the developer bias High voltage transformer leakage detection signal HVSDWN This signal is for the abnormality leakage detection of
141. cessing circuit A series of image processes such as a gamma correction and a shading correction are applied on the output signal from the CCD The signal is then digitized and output from this circuit Original Shading correction plate Exposure lamp xenon lamp A Lighting device for gt exposure lamp inverter PWA CCD CCD PWA SLG Scanner AID g CPU Image processing circuit Fig 6 9 e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 6 4 2 Exposure lamp An external electrode type xenon fluorescent lamp is used as the exposure lamp in this equipment 1 Structure Fluorescer is applied on the internal surface of the lamp pipe except a part to be an opening which is filled with xenon gas A pair of the external electrodes covered by film with the adhesive agent is attached over the pipe PET film Aluminum tape electrode Glass valve Fluorescer Xenon gas Adhesive agent PET film Fig 6 10 2 Behavior inside the lamp Electrons inside the pipe are led to the electric field by applying voltage to a pair of the external elec trodes and discharging starts The electrons then flow and clash with a xenon atom inside the pipe to excite it and generate an ultraviolet ray This ultraviolet ray converts the fluorescer into visible light gt IN o lt 1 Electrode 2 Electron 3 Xeno
142. ch E17 Main motor C1 ADU upper transport roller E18 Drum damp heater thermostat C2 ADU middle transport roller E19 Drum damp heater C3 ADU lower transport roller F1 Laser unit C4 ADU entrance sensor F2 Polygonal motor C5 ADU exit sensor G1 Heat roller C6 ADU motor G2 Pressure roller C7 ADU clutch G3 Cleaning roller C8 ADU opening closing switch G4 Separation finger for heat roller D1 Bypass pickup roller G5 Center side edge thermistor 02 Bypass feed roller G6 Fuser center front thermostat D3 Bypass separation roller G7 Exitroller D4 Bypass tray G8 Exit sensor 05 Bypass paper sensor G9 Heater Lamp center side D6 Paper size detection sensor G10 Exit motor 07 Bypass pickup solenoid H1 Temperature humidity sensor D8 Bypass feed clutch H2 Main switch E1 Drum Transfer cover opening closing switch E2 Separation finger H4 Front cover opening closing switch E3 Transfer charger H5 Cover opening closing interlock switch E4 Separation charger H6 Auger lock switch E5 Developer unit H7 Internal cooling fan 1 E6 Cleaning blade H8 Internal cooling fan 2 E7 Recovery blade H9 Exhaust fan June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 3 2 2 Electric Parts Layout 1 Unit construction Drive unit Scanner unit PC board unit Fuser Paper exit unit Control panel unit Automatic
143. charger OFF Discharge LED OFF Developer bias OFF Exit motor OFF Drum rotation reversed Main motor OFF READY Fig 4 6 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION June 2004 TOSHIBA TEC 5 CONTROL PANEL 5 1 Control Panel and Display Panel The control panel consists of button switches and touch panel switches to operate equipment and select various modes and LEDs and an LCD to display the state of the equipment or the messages When the operator s attention is required graphic symbols appear with messages explaining the condi tion of the equipment in the LCD panel This equipment has a movable control panel which enables to adjust its angle to the operator It also has improved its operationality and visibility with the enlarged LCD panel USER ENERGY FUNCTIONS TEMPLATE EXTENSION e FILING emNrDA INTERRUPT JOBSTATUS ACCESS SAVER COPY FAX ABC pe FUNCTION CLEAR re 7 STOP GGG C929 MONITOR CLEAR PAUSE Fig 5 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL 5 2 Items Shown on the Control Panel 28 01 2004 1 NON SORT NON STAPLE Fig 5 2 e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC 5 2 1 Display
144. city Feeder LCF KD 1012LT A4 A4 C Finisher Hanging type MJ 1022 C Finisher Console saddle stitcher type MJ 1025 Hole punch unit for MJ 1025 MJ 6005N E F S 1 Staple cartridge STAPLE 1600 for MJ 1022 STAPLE 2000 for MJ 1025 Bridge kit KN 3520 C Job separator MJ 5004 C Offset tray MJ 5005 C Work tray KK 3511 C Damp heater MF 3520U E Fax board GD 1150NA EU AU AS C TW 2nd line for fax board GD 1160NA EU N C TW Printer kit GM 1070 GM 1080U Printer Scanner kit GM 2070 GM 2080U Scanner kit GM 4070 GM 4080U Scrambler board GP 1040 Wireless LAN module GN 1041 Bluetooth module GN 2010 Antenna GN 3010 Data overwrite kit GP 1060 PCI slot GO 1060 Desk MH 1700 Harness kit for coin controller GQ 1020 1 North America E Europe France S Sweden Notes 1 The bridge kit KN 3520 is necessary for installation of the finisher MJ 1022 or MJ 1025 2 The saddle stitch finisher MJ 1025 is necessary for installation of the hole punch unit MJ 6005N E F S 3 The PCI slot GO 1060 is necessary for installation of the scrambler board GP 1040 4 The antenna GN 3010 is necessary to enable the wireless LAN module GN 1041 and Bluetooth module GN 2010 5 When the wireless LAN module GN 1041 and the Bluetooth module GN 2010 are installed only 1 antenna GN 3010 can be connected to each 6 GM 1080U GM
145. control voltage of the main charger main charger grid trans fer charger separation charger developer bias and pre post transfer guide bias 9 Temperature Humidity sensor This sensor and drum thermistor detect the temperature and humidity inside of the equipment since the drum developer material and paper are affected by environmental elements such as tempera ture or humidity Thus the main charger grid transfer separation charger transfer guide bias devel oper bias laser output and auto toner output are controlled to be at their optimum states 10 Internal cooling fan 1 This fan cools down the inside of the equipment drum cleaning unit and developer unit June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 3 11 3 High Voltage Transformer Output Control Circuit 11 3 1 General description The high voltage transformer is controlled by the ON OFF signal of each bias output from the ASIC on the LGC board reference voltage Vc output through D A converter etc The high voltage transformer then generates the output current voltage of each bias according to the 24V voltage 24VD2 input gt Needle electrode Reference voltage Vc e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 4 1 LGC boa
146. cription of Operation 5 4 1 Dot matrix LCD circuit 1 Structure 640 x 240 Fig 5 4 The LCD panel is an STN blue mode transmissive type LCD with 640x240 dot display capacity It consists of a driver LSI frame printed circuit board and lateral type CCFL backlight STN Super Twisted Nematic CCFL Cold Cathode Fluorescent Lamp 2 Block diagram XSCL UDO UD1 7 002 FH iH UD3 EU UU UUW IC1 IC2 IC3 4 T7 ICS 120 LCDEN A LCD PANEL j 640 x 240 DOTS VOD 6 120 GND Power VO supply VEE Fig 5 5 e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC 3 System diagram Signals flowing between the control panel and the SYS board are indicated in the chart below When the panel processing CPU detects that the control panel is operated the operational contents are transmitted to the SYS board through the serial data The state of the equipment and the mes sages from the SYS board are received by the LCD controller and then displayed on the LCD The LED and buzzers are switched to ON OFF with the signals from the SYS board The control methods of the LED and buz
147. ctor cover Fig 2 81 3 Remove 1 screw and the ground wire and then disconnect 2 connectors 4 Take off the lower drawer of the equipment Drawer Fig 2 83 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 55 04 07 5 Pull out the LCF drawer 6 Remove 2 screws and take off 2 fixing brack ets on the rear side 7 Remove 4 screws and take off 2 fixing brack ets on the front side e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE LCF drawer Fig 2 84 Fixing bracket Fig 2 85 Fixing bracket Fig 2 86 June 2004 TOSHIBA TEC 8 Lift up the equipment and take off the LCF Fig 2 87 D MJ 1022 Hanging finisher D 1 When PFP LCF is not installed 1 Turn the power OFF and unplug the power cable 2 Take off the connector cover and disconnect zm the connector 2 Q Connector Fig 2 88 3 Remove 2 screws and take off the safety bracket on the rear side and the cover Safety bracket Fig 2 89 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 57 4 Remove 2 screws and take off the safety bracket on the front side and the cover Safety bracket Fig 2 90 5 Remove 2 screws
148. de to turn OFF the heater lamp Auto Shut Off Mode Setting Mode 08 206 When the printing is not performed in a specified period of time default setting 60 min e STUDIO230 232 280 282 series 1 30 min e STUDIO200L 202L series after the equipment entered to Auto Power Save Mode the equipment then enters to Auto Shut Off Mode to turn OFF the heater lamp 1 For e STUDIO232 282 for MJD 40 minutes is set by default Auto Power Save Mode Ready During printing Fixed time 08 205 Heater lamp OFF Auto Fixed time 08 206 Mode Bt c Warming up 180 Temperature of fuser roller Heater lamp ON 0 Fig 13 5 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 5 Fuser unit error status counter control enhance the safety of the fusing section unit engine CPU provides the following protection When the third C410 error has occurred after two consecutive C410 errors the heater lamp is not turned ON and error C410 is displayed immediately even if an operator turns OFF the power and back ON However if the equipment goes into a ready state normally with the fuser unit error status counter 1 or below the counter is cleared to O If the error codes C410 to C450 are displayed and still not cleared even though the thermistor thermostat and heater lamp have been repaired and the power ON OFF does not clear the error check the Setting M
149. e A D converter Image processing is performed by ASIC INV board This is the board on which the lighting control circuit of the exposure lamp is mounted The exposure lamp lights by the command from the Scanner CPU DSP board This is the board to mainly control the control panel The panel processing CPU detecting the input from each button and touch panel and the lighting control circuit for the backlight of the LCD are mounted And it relays the control signal of the control panel from the SYS board to the LCD and KEY board KEY board This is the board on which each button switch and each LED on the control panel are mounted e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC LDR board This is the board on which the laser diode and the ASIC are mounted The laser is emitted based on the output image data signal from the ASIC on the LGC board SNS board This is the board on which the light sensor for detecting the radiating position of the laser is mounted It outputs the H sync signal to ASIC on the LGC board LRL board This is the board to relay each signal transmitted between the LGC board and laser unit LDR and SNS boards ADU board This is the board to relay each signal between the ASIC on the LGC board and the electric parts motor sensor clutch in the ADU SYS board This is the main board taking a leading part in all systems It consists of the System CPU ASI
150. e STUDIO282 e STUDIO282 Platen cover KA 3511PC KA 3511PC KA 3511PC KA 3511PC KA 3511PC RADF MR 3020 MR 3020 MR 3020 MR 3020 MR 3020 2 Standard MY 1021 MY 1021 Standard Standard a pre MY 1021 MY 1021 MY 1021 MY 1021 MY 1021 Slot cover Standard Standard ADU Standard MD 0102 MD 0102 Standard Standard PFP KD 1011 KD 1011 N KD 1011 KD 1011 KD 1011 LCF KD 1012LT KD 1012A4 KD 1012A4 KD 1012A4 KD 1012A4 2 MJ 1022 MJ 1022 MJ 1022 MJ 1022 MJ 1022 Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 MJ 1025 MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 Hole punch unit MJ 6005N MJ 6005E MJ 6005E MJ 6005E MJ 6005E F S Bridge kit KN 3520 KN 3520 KN 3520 KN 3520 KN 3520 Job separator MJ 5004 MJ 5004 MJ 5004 MJ 5004 MJ 5004 Offset tray MJ 5005 MJ 5005 MJ 5005 MJ 5005 MJ 5005 Work tray KK 3511 KK 3511 KK 3511 KK 3511 KK 3511 Damp heater MF 2320U Standard Standard Standard MF 2320E Fax board GD 1450NA GD 1150AS GD 1150AS GD 1150AU GD 1150EU EUN GD 1160NA GD 1160EU N GD 1160EU N GD 1160EU N GD 1160EU N 4 GN 1041 GN 1041 GN 1041 GN 1041 GN 1041 Bluetooth module GN 2010 GN 2010 GN 2010 GN 2010 GN 2010 Antenna GN 3010 GN 3010 GN 3010 GN 3010 GN 3010 PCI slot GO 1060 GO 1060 GO 1060 GO 10
151. e board to generate the DC high voltage from 24V to provide the bias to the section of the main charger developer transfer and separation PS ACC This is the unit to generate each DC voltage which is used in the equipment from external AC elec tric power input And then it is provided to each electrical part June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 5 Installation and Replacement of Covers and PC Boards 2 5 1 Covers A Front cover 1 Open the front cover 2 Turn 2 hinge pins to point at the front side and pull them out upward 3 Take off the front cover Front cover Fig 2 24 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 30 B Front left cover 1 Open the front cover Remove 1 screw Pull out the front left cover to the front side and then take it off by sliding it to the right side Front left cover Fig 2 25 C Rear cover 1 Remove 7 screws and take off the rear cover Rear cover Fig 2 26 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 31 D Left upper cover 1 Remove 2 screws and take off the left upper cover E Front upper cover 1 Take off the left upper cover P 2 32 D Left upper cover 2 Remove 2 screws and take off the front upper cover e STUDIO200L
152. e can no be keyed in immedi code again ately after power ON 77 Misfeed in copier Paper jam in the equipment Remove the paper in the equipment Displayed when paper jam according to the messages displayed occurred in the equipment on the panel 78 Call for service Displayed when motor sensor Turn OFF the power and solve the Switch etc do not work properly problem then turn ON the power 79 Cannot use envelope Displayed when envelope cannot be Re set set for duplex copy 80 Size must be ENVELOPE Displayed when envelope is set for Re set the paper size Type is ENVELOPE media type but not for the size of the paper 81 Type must be ENVELOPE Displayed when envelope is set for Re set the media type Size is ENVELOPE the size of the paper but not for the media type 82 Press START button to Displayed when the build job is set copy after changing setting e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC No Message State of equipment Note 83 The number of builds exceeds the limits will you copy stored origi nals Displayed when the number of builds exceeds the limits Select either printing or canceling 84 The number of builds exceeds the limits will you save stored origi nals Displayed when the number of builds exceeds the limits Select either printing or saving 85 This setting cannot be changed now Displayed when the
153. e peak detection Then they move to the carriage waiting positions and wait C Power ON Carriage home position sensor ON NO Scan motor rotating Carriage move forward Scan motor rotating Carriage move backward Carriage home position sensor OFF Carriage home position sensor ON Error handling Carriage home position data set Deceleration gt Stop Deceleration gt Stop Move to peak detection position Peak detection Completion of UN initialization Move to carriage waiting position i Scanning command Fig 6 8 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER 6 4 Control of Exposure Lamp 6 4 1 General description The control circuit for the exposure lamp consists of the following three blocks 1 Lighting device for the exposure lamp Inverter This device turns the exposure lamp xenon lamp ON OFF 2 CCD circuit This circuit converts the light amount reflected from the original surface and shading correction plate to electrical signals The exposure amount is controlled in two ways White reference formation reads the light amount reflected from the white shading correction plate Black reference formation reads the light amount at the specified position with the exposure lamp lights OFF 3 Image pro
154. e selectable in 11 steps Weight eese Approximately 75 kg 165 34 Ib e STUDIO200L 230 230L 280 280S Approximately 77 kg 169 75 Ib e STUDIO202 232 23283 282 2828 include the developer material and drum The ADU and Drawer mod ule are installed Power requirements AC 110 V 13 2 A 115V or 127 V 12A 220 240 V or 240V 8 A 50 60 Hz The acceptable value of each voltage is 10 Power 1 5 kW or less 115 V series 200 V series The electric power is supplied to the ADU Finisher Job Separator Offset Tray and LCF through the equipment Total Electronical counter e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES June 2004 TOSHIBA TEC 1 4 05 11 Dimensions of the equipment See the figure below W 637 x D 719 x H 739 mm When the tilt angle of the control panel is 45 degrees 739 Fig 1 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 5 04 09 1 2 Accessories Unpacking setup instruction 1 set Operator s manual 3 pcs except for MJD Operator s manual pocket 1 pc Power cable 1 pc Warranty sheet 1 pc for NAD Setup report 1 set for NAD and MJD Customer satisfaction card 1 pc
155. ecovered toner supply unit Fig 12 16 June 2004 TOSHIBA TEC 12 12 3 Remove 1 screw Disconnect 1 connector while taking off the recovered toner drive unit Remove 1 gear Connector Recovered toner drive unit Fig 12 17 4 Remove 2 plate springs fixing the doctor sleeve on its both ends Plate spring Plate spring Fig 12 18 5 Remove 2 screws on both ends of the doctor sleeve and remove 2 coil springs Note When the screws on both ends of the doctor sleeve are removed be sure to adjust the doctor sleeve gap 0 45 0 05 mm after assembling Refer to Service Handbook Chap 3 9 Fig 12 19 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 13 6 Remove 1 screw and plate spring 7 Remove 1 screw and take off the polarity adjustment lever Note Make a note of the position where the polar ity adjustment lever is pointing Mark the position if needed When reassembling match the polarity adjustment lever with the previously marked position on the scale Plate spring Polarity adjustment lever Fig 12 20 8 Remove 2 screws and take off the bracket 9 Remove 1 E ring and take off the guide roller on the front side E ring Guide roller e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 14 Fig 12 22 June 2004 TOSHIBA TEC 10
156. ed T Discharge Discharging position Exposure after cleaning lt Discharge LED Red LED 8 Cleaning Method Cleaning blade e Recovered toner Not reusable Reuse There is the recovered toner supply mechanism 9 Fusing Method Long life fuser roller method Fuser roller lt Thin roller coated with fluoroplastic Thin roller coated with fluoroplastic 840 930 Pressure roller lt PFA tube roller 230 lt Cleaning Cleaning roller for pressure roller 014 Cleaning roller for pressure roller 216 Heater IH coil Induction heating method Heater lamp June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 COPY PROCESS e STUDIO200L 202L 230 232 280 282 COPY PROCESS June 2004 TOSHIBA TEC 4 GENERAL OPERATION 4 1 Overview of Operation Operation of equipment T Operation during initializing pre running and ready Drawer feed copying by START button Copying operation eras feed copying Interrupt copying June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION 4 2 Description of Operation 4 2 1 Warming up 1 Initialization 2 3 Power ON Heater lamp ON Set number 1 reproduction ratio 100 and WAIT WARMING UP are displayed Fan motors ON gt Initialization of scanning system The carriage moves to the home position The carriage moves to the peak detection position The exposure lamp is turned O
157. ed starts increasing when the trailing edge of the paper has passed the fuser roller in the fuser unit Exit roller The exit roller transports the paper from the fuser unit to the inner tray paper exit options or ADU This roller is driven by the exit motor e STUDIO200L 202L 230 232 280 282 PAPER EXIT SECTION June 2004 TOSHIBA TEC 14 3 Control Circuit of Exit Motor The following is the control circuit of the exit motor The exit motor is a stepping motor The motor is turned ON OFF and the direction of its rotation is switched by controlling the output timing of pulse signal A0 A1 BO B1 VREF is the reference voltage for the current control of the motor DE eee PG10 4 0 Engine 9 B AT EXTMC 1 1 CPU gt EXTMB 1 1 1 I PG13 EXTMD Ol Bp s1 gt EXTMD 1 22 I Exit Motor DICH1 DI VREF ASIC 1 CK D A STK672 l l converter LDCH1 IC50 1224 IC52 I V Mm eee Fig 14 2 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER EXIT SECTION 14 4 Exit Motor Drive The diagram shown below is the layout of the driving gears of the exit roller Exit motor Exit roller 915 20 40 G16 G20 Fig 14 3 e STUDIO200L 202L 230 232 28
158. embly and Replacement ss 5 16 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTENTS 6 SCANNER iii 6 1 6 1 EAE neegiaateend 6 1 6 2 an EE A E AA A 6 2 6 3 Description of ss 6 4 6 341 Scam MOTOT EA 6 4 6 3 2 Scanning drive circuit sise 6 5 6 3 3 Initialization at power ON issues 6 7 6 4 Control of Exposure Lampes 6 8 644 General description oiii reete 6 8 6 4 2 Exposure lamp nini sanas ss sa sanas ss da saggi sara rasis 6 9 6 4 3 Control circuit for the exposure lamp 6 10 6 5 General Description of CCD Control ss 6 11 6 5 1 Opto electronic conversion 6 11 6 5 2 Shading correction 6 11 6 6 Automatic Original Size Detection 6 12 6 6 1 Principle of original size detection 6 12 6 6 2 Process of detection of original size 6 13 6 7 Disassembly and 6 17 7 IMAGE 6 0 7 1 7 7 General DESCHPUOM mE 7 1 1 2 COMMOUPAUOM E E EEA E 7 3 73 SEG BOAR d 7 4
159. eparation charger 2 Release 9 latches and take off the separation supporter Fig 11 26 3 Release 2 latches and take off the terminal cover on the front side 4 Release 1 latch and take off the terminal Terminal cover cover on the rear side lt gt Fig 11 27 5 Remove the terminal and spring Then take off the transfer charger wire Cushioning material 6 Remove the cushioning material disconnect T the terminal and remove the spring Then take off the separation charger wire Notes 1 Insert the wire securely into the V grooves of the front and rear sides 2 Do not twist the wire 3 Do not touch the wire directly with bare hands Terminal Fig 11 28 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION June 2004 TOSHIBA TEC 11 16 O1 Transfer unit Note When taking off the transfer unit take off the process unit first to prevent the drum from light 1 Ifthe ADU is not installed take off the right front hinge cover the right rear hinge cover and the bypass upper cover P 2 38 P Right front hinge cover P 2 39 Q Right rear hinge cover P 2 39 R Bypass upper cover If the ADU is installed take off the ADU P 15 10 A Automatic Duplexing Unit aware L1 ADU Er 2 Take off the bypass unit TER ir 25 P 9 17 G Bypass unit 3 Release 1 latch and take off
160. epending on the size of the paper single paper circulation and alternateness circulation The figures in the following pages show the circulating operations during duplex copying The numbers in the figures indicate the page numbers e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 June 2004 TOSHIBA TEC 15 2 1 Single paper circulation With the paper larger than A4 LT size duplex printing back side printing gt front side printing is performed for one sheet at a time as shown below 21 cms f 1 2 3 7 8 9 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 15 3 2 Double paper alternateness circulation With A4 LT size paper or smaller duplex printing is performed for two sheets at a time as shown below Back side of the 1st sheet gt Back side of the 2nd sheet gt Front side of the 1st sheet gt Front side of the 2nd sheet RS 9 gt Fig 15 3 e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 June 2004 TOSHIBA TEC 15 4 Timing chart for duplex copying from upper drawer A4 4 sheets
161. er Fig 2 50 5 Remove 4 screws Disconnect 2 connectors while removing the HDD with the bracket Fig 2 51 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 43 05 11 6 Remove 4 screws and take off the HDD from the bracket Disconnect 2 connectors Remove 1 screw and take off the ground wire 7 Disconnect 1 connector Remove 2 screws and take off the HDD cooling fan from the SYS board cover B NIC board GF 1150 e STUDIO200L 230 230L 280 2808 only 1 Take off the SYS board lower cover and SYS board upper cover P 2 41 A Hard disk HDD 2 Release 2 locking supports remove 2 screws and then take off the NIC board Note NIC board is available as an option GF 1150 for some destinations or versions e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2s 05 11 HDD Fig 2 52 HDD cooling fan Fig 2 53 P board Fig 2 54 June 2004 TOSHIBA TEC CI System control PC board SYS board C 1 e STUDIO200L 230 230L 280 280S 1 Take offthe SYS board upper cover and SYS board lower cover P 2 41 A Hard disk SYS board HDD 2 Take off the NIC board EI P 2 44 B NIC board GF 1150 3 D
162. er assembly from the pickup arms Take off the timing belt and then take off the pickup roller assembly June 2004 TOSHIBA TEC Cover Clutch spring Pde Arbor CU Shaft Arbor Separation roller NX Fig 9 36 One way clutch Feed roller Fig 9 37 Pickup roller assembly Fig 9 38 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 3 Remove the pulley one way clutch and 3 E rings Then take off the pickup roller R Drawer feed clutch 1 Take off the drawer feeding unit P 9 20 K Drawer feeding unit 2 Disconnect the connector and release the harness from the harness clamp 3 Remove 2 screws and take off the clutch bracket and bushing Note Match the protruding portion of the clutch with the position shown in the figure for assembling e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM E ring gt clutch A Pulley 5 E ring Qo Pickup roller Fig 9 39 Connector Fig 9 40 Bushing Clutch bracket Fig 9 41 June 2004 TOSHIBA TEC 4 Loosen 1 setscrew and take off the drawer feed clutch Setscrew Fig 9 42 Note Attach the clutch to the shaft referring to the figure at right 0 2 0 5mm Fig 9 43 S Registration roller clutch 1 Take off the main motor drive unit P 10 5
163. er in the RADF is open when original is placed Cleared by closing RADF down position on RADF 27 Insert key copy counter Key copy counter not inserted Cleared by inserting key copy counter 28 Place originals in the docu Displayed when the conditions are Cleared by setting the original ment feeder set and START button is pressed with no original placed 29 Change direction of original Displayed when the direction of origi nal placed is different from the setting 30 PRESS BASIC and select Displays the warning that the copy is normal paper size not enabled when any drawer but bypass feed is selected at Cover Sheet Copying Mode or Sheet Inser tion Mode 31 96d originals are scanned Paper jam occurred during copying Start copy job from next RADF scanning page 32 Add paper Displayed when the paper in selected drawer is running out 33 Cannot duplex this size Displayed when the paper size which is not specified for duplex copying is set 34 Cannot use this media type Displayed when the paper size which is not specified for the functions such as stapling or hole punching is set 35 Set standard size Displayed when the paper size which Re set the paper size is not acceptable is set depends on the setting 36 Cannot staple this paper Displayed when the paper type which Re set the paper type type can not be stapled is set at Cover Sheet Copying Mode Sheet Inser tion Mode 37 Cannot duplex copy Displayed when the paper
164. ety Be sure to handle install them properly If these parts are short circuited and their functions become ineffective they may result in fatal accidents such as burnout Do not allow a short circuit or do not use the parts not recommended by Toshiba TEC Corporation 4 Cautionary Labels During servicing be sure to check the rating plate and cautionary labels such as Unplug the power cable during service CAUTION HOT CAUTION HIGH VOLTAGE CAUTION LASER BEAM etc to see if there is any dirt on their surface and if they are properly stuck to the equipment 5 Disposal of the Equipment Supplies Packing Materials Used Batteries and IC RAMs Regarding the recovery and disposal of the equipment supplies packing materials used batter ies and IC RAMs including lithium batteries follow the relevant local regulations or rules Caution Dispose of used batteries and IC RAMs including lithium batteries according to this manual Attention Se d barrasser de batteries et IC RAMs us s y compris les batteries en lithium selon ce manuel Vorsicht Entsorgung der gebrauchten Batterien und IC RAMS inclusive der Lithium Batterie nach diesem Handbuch 05 11 CONTENTS 1 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 1 1 1 Specification RE 1 1 IEEE 1 6 1 3 OPTIONS nes LM IL 1 7 1 3 1 e STUDIO200L 230 230L 280 2808 S
165. feeding unit 2 Disconnect the connector and release the latches to take off the empty sensor Empty sensor Fig 9 32 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM N Paper stock sensor 1 Take off the drawer feeding unit P 9 20 K Drawer feeding unit 2 Pull up the paper stock sensor arm 3 Disconnect the connector and release the latches to take off the paper stock sensor Paper stock sensor d Paper stock sensor arm Fig 9 33 O Separation roller 1 Take off the drawer feeding unit P 9 20 K Drawer feeding unit 2 Remove 1 screw and take off the separation roller holder Separation roller holder Fig 9 34 3 Detach the lever from the holder and take off the separation roller with the shaft Lever Separation roller Fig 9 35 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 4 Detach the cover arbor and clutch spring from the shaft and then take off the separa tion roller P Feed roller GD 1 Take off the drawer feeding unit P 9 20 K Drawer feeding unit 2 Take off the separation roller holder 25 P 9 22 O Separation roller 3 Remove the clip and take off the feed roller Q Pickup roller 1 Take off the drawer feeding unit P 9 20 K Drawer feeding unit 2 Remove the pickup roll
166. front cover and take off the toner cartridge 3 Disconnect 1 connector Loosen 2 screws and pull out the process unit Note When installing the process unit make sure that the connector harness is not caught under the developer unit lt Connector Process unit Fig 12 7 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM B Developer unit 1 Take out the process unit 25 P 12 9 A Process unit 2 Take out the drum cleaner unit from the pro cess unit so that only the developer unit will be left in it 25 P 11 9 B Drum cleaner unit Notes 1 Be careful not to touch or scratch the drum surface at this time Drum cleaner unit Developer unit Fig 12 8 2 Do not deform the Guide Mylar by touch ing this Fig 12 9 C Removing developer material 1 Take out the developer unit P 12 10 Developer unit Developer unit upper cover 9 2 Remove 2 screws and slide the developer i unit upper cover to the direction of the arrow and take it off Fig 12 10 e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM June 2004 TOSHIBA TEC 12 10 Note When installing the developer unit upper cover make sure that the side seal comes between the developer unit upper cover and rubber seal on the cover Side seal Rubber seal Developer unit upper cover F
167. front side Fig 2 73 7 Slide the RADF backward and take it off by lifting it up Fig 2 74 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 52 05 11 B KD 1011 Paper Feed Pedestal PFP 1 Turn the power OFF and unplug the power cable 2 Remove 1 screw and take off the connector cover 3 Remove 1 screw and the ground wire and then disconnect 2 connectors 3 connectors if the optional damp heater is installed 4 Take off the lower drawer of the equipment and PFP upper drawer June 2004 TOSHIBA TEC AW i Connector cover Fig 2 75 Connector of optional damp heater Drawer Fig 2 77 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 5 Remove 2 screws and take off 2 fixing brack ets on the rear side 6 Remove 4 screws and take off 2 fixing brack ets on the front side 7 Lift up the equipment and take off the PFP e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE Fixing bracket Fig 2 78 Fixing bracket Fixing bracket Fig 2 79 Fig 2 80 June 2004 TOSHIBA TEC CI KD 1012 Large Capacity Feeder LCF 1 Turn the power OFF and unplug the power cable 2 Remove 1 screw and take off the connector cover Conne
168. g closing detection P 2 10 P17 1101 Side cover opening closing sensor Fig 2 12 17 RGST SNR Detecting the paper transport at the reg P 2 10 21 110 Registration sensor istration roller section Fig 2 12 S18 FEED SNR 1 Detecting the transporting paper and P 2 12 P12 1102 1st transport sensor jamming fed from the bypass drawer Fig 2 ADU 14 19 SFB SNR Detecting presence absence of paper P 2 11 P20 1104 Bypass paper sensor on the bypass tray Fig 2 13 20 FEED SNR 2 Detecting the transport paper and jam P 2 11 19 113 2nd transport sensor ming fed from the lower drawer or PFP Fig 2 LCF 13 S21 SFB SIZE SNR Detecting the width of paper on the P 2 11 18 112 Paper size detection sensor bypass tray Fig 2 13 S22 ADU TRU SNR Detecting the transporting paper at auto P 2 12 P32 131 ADU entrance sensor matic duplexing unit entrance section Fig 2 e STUDIO230 280 232 282 15 NAD AUD MJD IRD CND models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD TWD KRD e STUDIO230L MJD 5700102805 2325 2825 CND models Option 23 ADU TRL SNR Detecting the transporting paper in auto P 2 12 P32 131 ADU exit sensor matic duplexing unit Fig 2 e STUDIO230 280 232 282 15 NAD AUD MJD IRD CND models Standard e STUDIO200L 202L NAD ASD ARD e STUDIO230 280 232 282 ASD ASU SAD TWD KRD e STUDIO230L MJD e STUDIO280S 232S 282S CND models Option
169. he drum is determined by the grid potential and is controlled to a certain value by the grid control circuit Main charger High voltage n Grid control circuit transformer Fig 3 4 3 Data reading scanning Data reading is the process of illuminating the original with light and converting the reflected light into electrical signals The light reflected from the original is directed to the charge coupled device CCD and this optical image information is converted into electrical signals image signals which are then transmitted to the image processing section Example CCD light Value of image SC Light 255 Image processing Section Difference between light and dark is divided into 256 steps Fig 3 5 3 Dark 0 Fig 3 6 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 COPY PROCESS 4 Data writing Data writing is the process of converting the image signals sent from the image processing section into optical signal and exposing the drum surface with the light Semiconductive laser element converts image signals transmitted from the image processing sec tion into optical signal laser emission to expose the drum surface and form an electrostatic latent image on it Image processing LDR board section Polygonal mirror CS fx Semiconductive laser element Photo conductive drum Fig 3 7 e STUDIO200L 202L
170. i x 600 dpi Printing Equivalent to 2400 dpi x 600 dpi Gradation 256 steps e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 3 05 11 Eliminated portion Leading edges 3 0 2 0 mm Side trailing edges 2 0 2 0 mm copy Leading trailing edges 5 0 2 0 mm Side edges 5 0 2 0 mm print ePaper feeding Standard drawers 1 or 2 drawers stack height 60 5 mm equivalent to 550 sheets 64 to 80 g m 17 to 22 Ib Bond Depends on destinations or versions PFP Option One drawer or two stack height 60 5 mm equivalent to 550 sheets 64 to 80 g m 17 to 22 Ib Bond LCF Option Stack height 137 5 mm x 2 equivalent to 2500 sheets 64 to 80 g m 17 to 22 Ib Bond Bypass feeding Stack height 11 mm equivalent to 100 sheets 64 to 80 g m 17 to 22 Ib Bond Capacity of originals in the reversing automatic document feeder Option A de a ee E E A3 to A5 R LD to ST R 100 sheets 80 g m Stack height 16 mm or less eAutomatic duplexing unit ADU is available as standard equipment for some destinations or versions Stackless Switchback type Toner supply Automatic toner density detection supply Toner cartridge replacing method There is a recovered toner supply mechanism Density control Automatic density mode and manual density mod
171. ig 12 11 3 Remove the developer material from rear side Note When removing the developer material be careful not to drop the developer material on the gears of the developer unit Fig 12 12 D Filling developer unit with developer material 1 Install the developer nozzle jig on the devel oper bottle Lid 2 Rotate the gear on the rear side of the devel oper unit to the direction of the arrow while filling the developer unit with the developer material Spread out the developer material over the developer sleeve Fig 12 13 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 11 E Auto toner sensor 1 Remove the developer material 25 P 12 10 C Removing developer mate rial 2 Place the developer unit upside down Dis connect 1 connector remove 1 screw and then take off the auto toner sensor F Drum thermistor 1 Remove the developer material P 12 10 C Removing developer mate rial 2 Disconnect 1 connector remove 1 screw and take off the drum thermistor G Guide roller Developer sleeve 1 Remove the developer material P 12 10 Removing developer mate rial 2 Remove 2 screws and take off the recovered toner supply unit e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM Connector Auto toner sensor Fig 12 14 Drum thermistor Fig 12 15 R
172. ignal LGC MTR Input This is a signal to turn ON OFF the main motor When it becomes L level the motor is rotated Signal level of the motor circuit Signal Level H Level L MAMCW CCW direction CW direction MAMPL Abnormal rotation Normal rotation MAMCK Reference clock signal MAMBK Brake OFF Brake ON MAMON Motor OFF Motor ON e STUDIO200L 202L 230 232 280 282 DRIVE SYSTEM The signal names are for the connector CN305 LGC board June 2004 TOSHIBA TEC 10 4 Disassembly and Replacement AI Main motor 1 Take off the SYS board case P 2 46 D SYS board case 2 Disconnect 1 connector Remove 2 screws release 2 locking support and then take off the main motor Connector Main motor Fig 10 3 B Main motor drive unit 1 Take off the process unit P 11 8 A Process unit 2 Take off the SYS board case Flywheel P 2 46 D SYS board case 3 Take off the connecting port cover P 2 37 O Connecting port cover 4 Remove 1 screw and take off the flywheels Fig 10 4 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRIVE SYSTEM 5 Remove 1 screw Take off the bracket fixing the registration clutch and bushing Bushing Bracket i 6 Disconnect 2 connectors remove 3 screws and then take off the main motor drive unit Connector
173. ignal obtained in the step 6 the excitation phase switching section changes the switching timing i e The FG pulse and reference frequency are controlled to be equal The main motor rotates at a fixed speed Locked range 8 When the main motor enters the locked range the excitation phase switching section outputs the MAMPL signal to the LGC board L level 9 When the MAMBK from the LGC board becomes L level the main motor is braked When the MAMON signal becomes H level the main motor is stopped June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRIVE SYSTEM 10 3 2 Control signals 1 MAMCW signal LGC MTR Input This is a signal to switch the direction of the main motor rotation When this signal becomes H level the main motor rotates clockwise as seen from the rear side and drives the developer unit drum fuser unit etc to the appropriate direction 2 MAMPL signal MTR LGC Output When the difference of the FG pulse cycle against the reference frequency is within 6 25 it is specified that the motor is in a lock range normal rotation and this MAMPL signal becomes L level At this time the LED D4 is lit 3 MAMCK signal LGC MTR Input This is a reference clock signal to rotate the main motor at a fixed speed 4 MAMBK signal LGC MTR Input This is a signal to stop the main motor When it becomes L level the main motor is braked 5 MAMON s
174. imum clearance of 80 cm 32 on the left 80 cm 32 on the right and 10 cm 4 on the rear The equipment shall be installed near the socket outlet and shall be accessible Be sure to fix and plug in the power cable securely after the installation so that no one trips over it 05 11 2 3 General Precautions at Service Be sure to turn the power OFF and unplug the power cable during service except for the service should be done with the power turned ON Unplug the power cable and clean the area around the prongs of the plug and socket outlet once a year or more A fire may occur when dust lies on this area When the parts are disassembled reassembly is the reverse of disassembly unless otherwise noted in this manual or other related documents Be careful not to install small parts such as Screws washers pins E rings star washers in the wrong places Basically the equipment should not be operated with any parts removed or disassembled The PC board must be stored in an anti electrostatic bag and handled carefully using a wristband since the ICs on it may be damaged due to static electricity Caution Before using the wristband unplug the power cable of the equipment and make sure that there are no charged objects which are not insulated in the vicinity Avoid expose to laser beam during service This equipment uses a laser diode Be sure not to expose your eyes to the laser beam Do not insert reflecting
175. ingers The separation fingers are installed five above the pressure roller and six above the fuser roller in order to separate the paper adhered on each roller Cleaning roller The cleaning roller is an aluminum roller which removes the residual toner or paper dust adhered on the fuser roller The cleaning process is performed as follows 1 The stain residual toner adheres on the fuser roller 2 The stain residual toner on the fuser roller is transferred to the pressure roller 3 The stain residual toner on the pressure roller is then transferred to the cleaning roller and is caked on the cleaning roller 9 Fuser roller Stain Pressure roller Cleaning roller Fig 13 2 The stain residual toner tends to remain more on the cleaning roller than on the fuser roller or pres sure roller Therefore the stain residual toner once adhered on the cleaning roller does not adhere again on the pressure roller or fuser roller June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 6 Center thermistor Side thermistor This thermistor detects the temperature of the fuser roller to maintain it in a certain temperature range actually around 180 C between the lower limit causing the poor fusing and the upper limit causing the high temperature offsetting When the temperature of the fuser roller is lower than the preset temperature it turns ON the power supply to the heater lamps and when it is higher than the
176. ircuit Based on the detected temperature the engine CPU transmits the control sig nal of the heater lamp to the control circuit TRC Triac of each heater lamp on the switching regulator via the temperature control circuit The power supply to each fuser roller is thus controlled by driving TRC The temperature control circuit detects the overheating of the fuser roller In case that the surface temperature of the fuser roller has exceeded the specified temperature the temperature control circuit transmits an overheat detection signal to the engine CPU and turns the heater lamp OFF If the temperature control circuit does not function for some reason and the fuser roller is abnormally overheated as the result a forcible power OFF circuit transmits a reset signal to the power switch to turn the power OFF forcibly In addition if these control circuits do not function with thermistor abnor mality or other reasons and the fuser roller is abnormally overheated as the result 2 thermostats front and center ones in the fuser unit shut off the power supply to the heater lamps to protect the equip ment Fuser unit Switching regulator Fuser front Fuser center thermostat thermostat L Noise Es Center heater lamp filter N
177. ircuit which may be caused by an overcurrent due to a short circuit or an overvoltage due to a short circuit between different voltages If the protection circuit is activated except the case the fuse is blown out remove the causes such as short circuit Turn ON the power again 1 minute later to clear the overcurrent protection e STUDIO200L 202L 230 232 280 282 POWER SUPPLY UNIT June 2004 TOSHIBA TEC 16 3 Output Channel The followings are five output channels which are not linked with the door switch 1 3 3V 3 3VA 3 3VB 3 3VB 3 3VB 2 5 1V 5 1VA 5 1VB 5 1VB 5 1VB 5 1VB 5 1VB 5 1VB 3 12V 12VA 12VB 12VB 12VB 4 12V 12VA 12VB 5 24V 24VB June 2004 TOSHIBA TEC CN705 Pins 13 14 15 and 16 Output to the SYS board CN705 Pins 19 and 20 Output to the SYS board CN706 Pin 30 Output to the LGC board CN708 Pins 9 and 10 Output to the SLG board CN705 Pins 24 and 26 Output to the SYS board CN705 Pin 25 Output to the SYS board CN706 Pin 26 Output to the FUS board CN706 Pins 27 and 28 Output to the LGC board PFP LCF via LGC board Bridge unit Job separator Offset tray via LGC board CN707 Pin 4 Output to the finisher CN708 Pins 3 and 4 Output to the SLG board CN708 Pins 5 and 6 Output to the RADF CN705 Pin 7 Output to the SYS board CN705 Pin 5 Output to the SYS board CN706 Pin 22 Output to the LGC board CN708 Pin 13 Output to the SLG board
178. isconnect 4 connectors remove 8 screws and then take off the SYS board 2 e STUDIO202L 232 232S 282 282S 1 Take off the SYS board cover 01 P 2 41 A Hard disk HDD 2 Disconnect 4 connectors remove 8 screws and then take off the SYS board SYS board June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 45 05 11 D SYS board case 0 1 e STUDIO200L 230 230L 280 280S 1 Take off the SYS board upper cover and SYS board lower cover 2 41 Hard disk HDD 2 Disconnect 4 connectors and release the harness from 3 harness clamps 3 Remove 5 screws and take off the SYS board case e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 46 05 11 Fig 2 57 Screw June 2004 TOSHIBA TEC D 2 e STUDIO202L 232 232S 282 282S 1 Take off the SYS board cover P 2 41 A Hard disk HDD 2 Disconnect 4 connectors and release the harness from 1 harness clamp Fig 2 59 3 Remove 5 screws and take off the SYS
179. istor Tray up motor ON broken Heater lamp broken Call for service Call for service Call for service Fuser roller reached ready temp C410 C440 CA10 C430 YES Main motor OFF Fig 4 4 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION 4 4 2 Automatic paper feed copying Press START button Developer bias ON Main motor ON Main charger ON Exit motor ON Discharge LED ON Polygonal motor ON Transport system control Processing system control Scanning system control Polygonal motor normal rotation Call for service CA10 I gt Cartriage move Feed clutch ON forward Laser ON gt Carriage move backward Transfer charger ON Feed clutch OFF Carriages stopped Registration clutch ON Counter ON OFF Exposure lamp ON Transfer charger OFF Registration clutch OFF Exposure lamp OFF YES Call for service CA20 Remaining set number 0 Remaining set number 0 YES Laser OFF Processing system control completed e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION June 2004 TOSHIBA TEC Scanning system control completed Exit sensor detected leading edge of paper Paper jam E010 Exit sensor detected trailing edge of paper E020 Polygonal motor OFF Main
180. it sensor detects jamming of the tailing edge of paper y Less than 1 759 sec Exit Exit sensor OFF If the exit sensor is not turned OFF after 1 759 sec Timer M 0 1 759sec Paper E020 gt The copying operation is stopped Paper jam E020 Fig 4 2 Immediately after the power ON V Any of all sensors on paper transport path detects paper ON V Paper jam E030 Front cover is opened during copying V Paper jam E410 Registration sensor detects jamming of the leading edge of paper Registration sensor is not turned ON in a fixed period of time after the leading edge of paper passed the 1st transport roller V Paper E200 E210 E270 E280 E300 E330 and During paper feeding from ADU 1st transport sensor is not turned ON in a fixed period of time after the ADU clutch is turned ON V Paper jam E110 During paper transporting from ADU ADU entrance exit sensors do not detect the paper at the fixed timing V Paper jam E510 or E520 e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION June 2004 TOSHIBA TEC The 1st 2nd transport sensor and each sensors of PFP LCF are not turned ON in a fixed period of time after the feed clutch is turned ON V Paper jam E220 E310 E320 E340 E360 E3D0 and E3E0 Error code differs depending on the paper source Refer to the error code table in the Service Handbook E Replace the toner cartridge
181. ize change is always observed and detected The carriage 1 stays at the waiting position even if the reproduction ratio changes corresponding to the change of the original size When the platen sensor is ON The size of the original immediately before the platen sensor is turned ON or the state that there is no original remains regardless of the output signals of APS sensors June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER About the reflection type photosensor The reflection type photosensor is comprised of an infrared LED Light Emitting Diode and a pho totransistor The sensor detects an original with a pulse modulation of LED Original 5 CI LED Photoransistor Fig 6 18 The LED is driven by a pulse having a 130 usec cycle and an 8 usec ON time When the pho totransistor receives the same signal as this pulse it is determined that there is an original The pulse modulation is performed inside the reflection type phototransistor e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 6 7 Disassembly and Replacement A Original glass 1 Take off the right upper cover 1 P 2 33 F Right upper cover 1 Fixing bracket 2 Remove 2 screws and take off the fixing bracket Fig 6 19 3 Take off the original glass Note When installing fit 2 small protrusions of the original glass in the groove of the e
182. king interrupting Press Copy mode is Display not Copy mode is Displays BASIC Display not FUNCTION cleared after the changed cleared after screen after the changed CLEAR button copy mode is set the copy mode copy mode is set after setting the is set and then cancelled copy mode Press STOP Printing out Display not Display not Display not Display not button stops and changed changed changed changed READY Press START to copy and MEMORY CLEAR are dis played Press CLEAR Number of print Display not Number of Number of print Display not button after set outs changes to changed printouts outs changes to 1 changed ting the copy 1 while the set changes to 1 while the setting mode ting remains while the set remains unchanged after ting remains unchanged after the copy mode is unchanged the copy mode is set afterthe copy set mode is set Press CLEAR Number keyed in Display not Number keyed Number keyed in Display not button after key changes to 1 changed in changes to 1 changes to 1 after changed ing in numbers after being after being being entered digital keys entered entered Press Display not Display not Display not Display not Display not MONITOR changed changed changed changed changed PAUSE Press Displays FAX Display not Display not Displays FAX Displays FAX FAX button Screen changed changed Screen Screen Press COPY Display not Display not Display not Display not Displays COPY button changed changed ch
183. layer is an aluminum conductive base in a cylindrical form The photoconductor has the following property when it is exposed to light the elec trical resistance it possesses increases or decreases according to the strength of the light Example Strong light Resistance is decreased works as a conductor Weak light Resistance is increased works as an insulator pd Photoconductive layer Base Structure of the photoconductive drum Example of OPC Fig 3 2 Formation of electrostatic latent image In the processes of charging data reading data writing discharging described later negative poten tial of the areas on the drum corresponding to black areas of the original are eliminated while the areas on the drum corresponding to white areas retains the negative charge As this image on the drum formed by the negative potential is not visible it is called an electrostatic latent image Time t 0 S T g o 8 2 500 White area of original Discharge Charging process process Electric potential of the photoconductive drum Fig 3 3 e STUDIO200L 202L 230 232 280 282 COPY PROCESS June 2004 TOSHIBA TEC 2 Charging Charging is the process to apply charge evenly on the drum surface The needle electrode produces negative corona discharge is controlled by the grid allowing the drum surface to be evenly charged with the negative potential The surface potential on t
184. le pulling the opening closing lever Spring Fig 11 35 8 Remove 2 screws and take off the duct Duct Fig 11 36 9 Remove the two sided tape and take off the exhaust fan Exhaust fan Fig 11 37 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 19 05 07 R Temperature humidity sensor 1 Take off the inner tray P 2 35 K Inner tray 2 Lift the duct and disconnect 1 connector 3 Disconnect 1 connector remove 1 screw and Fig 11 38 take off the temperature humidity sensor cover 4 Remove 1 screw and take off the tempera Connector Fig 11 39 ture humidity sensor Temperature humidity sensor e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 20 Fig 11 40 June 2004 TOSHIBA TEC 12 DEVELOPMENT SYSTEM 12 1 Configuration The developer unit in this equipment has a recovered toner supply mechanism which recovers the recovered toner scraped off by the drum cleaning blade and recycles the recovered toner The devel oper unit is driven by the main motor to rotate the mixers and developer sleeve Development system consists of the following unit components and control circuits Toner cartridge drive unit Toner cartridge installation switch e Temperature humidity sensor GJ P 11 1 11 DRUM RELATED SECTION Developer unit Develo
185. m ASIC When the PC1 TNRM 1A of the ASIC becomes and PCO TNRM 0A becomes L levels cur rent flows into the motor coil and the motor is rotated 5 F1 When both of PC1 TNRM 1A and PCO TNRM 0A of ASIC become level the motor is braked and stopped When both of PC1 TNRM 1A and PCO TNRM 0A of ASIC become L level the motor waits for the next command the motor is stopped e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM June 2004 TOSHIBA TEC The block diagram of TA8428 and the operation of the control logic are shown below G o n Thermal shutdown over current protection circuit Control logic INT IN2 M GND M N C VCC Fig 12 4 Input Output State IN1 IN2 M M H H L L Brake L H L H CCW H L H L CW L L OFF Stop High impedance June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 5 12 4 Auto Toner Circuit 12 4 1 General description 1 Function of the auto toner circuit Detects the toner density in the developer material and supplies toner when the density is low ered to a certain level Detects that there is no toner left in the cartridge toner empty detection 2 The auto toner circuit consists of the following Auto toner senso
186. m data and image P 2 15 P8 139 Hard disk data Fig 2 P8 1101 18 INV INV EXP Controlling the exposure lamp P 2 6 P23 I7 Inverter board Fig 2 6 PS PS ACC Generating DC voltage and supplying it P 2 8 P10 116 Switching regulator to each section of the equipment Fig 2 9 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 25 General Description 2 4 System block diagram 2 4 1 e STUDIO200L 230 230L 280 280S suoneurjsep Jo 104 uondo ue se DIN pue yun Jeusiu Odi Joysiul4 EU wn puo yms ssed g fay Adoo 1 ch 4 seuoinio SION NOV kdos foy el 1 spiouejog siosues 1H i LME 1 91821 ange Wvus WVSHAN ayz WOY 45914 sng snq aeq epopiesel w ety weequesey SNS jun Jese7 141 ZHINDZ 218 291 WOY usel4 215 ZHWNOCL OE ee ndo uieis s Ki
187. ment e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT June 2004 TOSHIBA TEC 8 6 Disassembly and Replacement AI Laser optical unit Take off the toner cartridge 2 Take off the inner tray and tray back cover P 2 35 K Inner tray P 2 36 M Tray back cover 3 Lift the duct and disconnect 1 connector 4 Remove 2 screws and take off the plate 5 Disconnect 1 connector from the rear frame Disconnect 2 connectors from the LRL board Fig 8 12 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT 05 07 6 Remove 3 screws with spring Then take off the laser optical unit Laser optical unit B Laser control signal relay PC board LRL board 1 Take off the plate P 8 9 A Laser optical unit 2 Disconnect 3 connectors from the LRL board Remove 1 screw and release 2 lock ing supports then take off the LRL board LRL board Fig 8 15 e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT June 2004 TOSHIBA TEC 1 05 07 CI Internal cooling fan 2 1 Take off the rear cover P 2 31 Rear cover 2 Remove 1 screw and take off the harness clamp Take off the duct upper cover and ozone filter 3 Disconnect 1 connector and remove 2 screws and then take off the duct and the internal cooling fan 2 June 2004 TOSHIBA TEC
188. n it is possible to cut the background density down to zero when copying originals which have a certain level of background density such as newspapers lt Example gt Dynamic range Extended dynamic range width i After range width gt adjustment gt Smaller lt No of pixels Larger Smaller lt No of pixels Larger lt lt Lower Density Higher Lower Density Higher Histogram Fig 7 4 e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING June 2004 TOSHIBA TEC 7 4 05 11 Filtering This function is enabled by low pass filter processing and high pass filter processing Low pass filter processing This processing removes image electrical noise and decreases moire by performing averaging operation between the image signals of the targeted pixel and those of the neighboring pixels to enhance the reproducibility of original Example Density of the targeted pixel position is X Density of pixel positions at front and back of the tar geted pixel are a and b respectively X is converted to X through the low pass filtering When the matrix is 3 x 1 _ atbtx a x b The above averaging operation is performed for all the pixels to accomplish the high reproducibil ity of original The following is the case that the low pass filtering is applied on the primary scanning pixel Density Density After low pass filter 0123456789 0123456789 Primary scanni
189. n atom 4 Ultraviolet ray 5 Fluorescer 6 Visible light irradiated from the opening to outside the pipe 7 Opening 8 Harness Fig 6 11 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER 6 4 3 Control circuit for the exposure lamp SLG board 5V 5VSW Scanner CPU 24V D3 1021 94 6 HIGH 4 LOW Exposure lamp Xenon lamp 777 Inverter board Working conditions Fig 6 12 LMPON L Exposure lamp ON signal Lamp turns ON at L 5VSW ON L 5V SW ON signal Controls 5VSW at CPU Normally L WDTOUT H L Watchdog timer signal Level L when CPU is out of control Xenon lamp OFF e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 6 5 General Description of CCD Control 6 5 1 Opto electronic conversion A CCD Charge Coupled Device is used to produce an electrical signal corresponding to the amount of light reflected from the original The CCD is a one chip opto electronic conversion device comprised of several thousand light receiving elements arranged in a line each one of them is a few micron square This equipment has a CCD which has 7 400 light receiving elements Each element of the light receiving section consists of semiconductive layers P and N
190. n remove the gear Registration roller metal 19 Pull out the registration roller metal to the front side Registration roller metal Fig 9 69 X Registration sensor 1 Take off the registration rollers rubber one and metal one 25 P 9 31 Registration roller 2 Disconnect 1 connector and remove 3 screws and take off the registration guide L e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 3 Disconnect 1 connector and release the latches Then take off the registration sensor 22252 LAN CP Registration sensor Fig 9 71 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 10 DRIVE SYSTEM 10 1 General Description The drive system drives the drum developer unit cleaner unit fuser unit transport roller feed roller upper lower drawer and bypass unit and registration roller The drive system is driven by the rotation of the main motor A Toner auger coupling C Fuser unit G23 G27 G31 G20 A Drum coupling P54 G35 B Developer coupling G26 P39 G27 P32 G61 G33 D Registration clutch G33 G10 G67 G31 E F Feed Transport Fig 10 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRIVE
191. n the above table are available when originals are manually placed for single side multiple copying June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 1 05 11 Original Mode Number of sheets Reproduction ratio When the RADF is used the copy speed of 20 23 28 sheets per minute is only available under the following conditions Single side original A4 LT size APS automatic density are not selected 20 23 28 or more 100 Copy speed for thick paper Copies min e STUDIO200 200L 230 232 280 282 series Thick 1 81 g m to 105 g m 21 3 Ib Bond to 28 Ib Bond Paper size Drawer Bypass feed Size specified Size not specified PFP LCF A4 LT B5 5 ST R 20 23 27 20 23 27 15 16 16 20 23 27 20 23 27 A4 R B5 R LT R 19 21 21 19 21 21 15 16 16 19 21 21 H B4 LG 18 18 18 18 18 18 15 16 16 18 18 18 LD 15 16 16 15 16 16 15 16 16 15 16 16 Thick 2 106 g m to 163 g m 28 lb Bond to 90 Ib Index Bypass feed Paper size Drawer PFP LCF Size specified Size not specified A4 LT B5 A5 R ST R 20 23 27 15 16 16 4 H A4 R B5 R LT R H 19 21 21 15 16 16 B4 LG Chet 18
192. n the holder and take off the cleaning roller Cleaning roller Fig 13 21 H Thermistor 1 Place the fuser unit upside down 2 Release the latch and take off the harness cover Fig 13 22 e STUDIO200L 202L 230 232 280 282 FUSER UNIT June 2004 TOSHIBA TEC 13 16 3 Take out the thermistor by removing 1 screw each Thermistor Fig 13 23 Note When installing the thermistors check the length of the harness first and distinguish the installation positions of the side thermistor and edge thermistor by the length of each Side thermistor Edge thermistor harness Center thermistor Fig 13 24 I Thermostat 1 Take off the pressure roller P 13 15 F Pressure roller 2 Place the fuser unit upside down Release Harness cover the latch and take off the harness cover ANV Fig 13 25 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 13 17 3 Remove 4 screws 2 of them on the front side are the stepped screws and take off the Stepped screw fuser unit lower cover Fuser unit lower cover 4 Take off 2 thermostats by removing 2 screws each Fig 13 27 Note The gap between the fuser roller and ther mostat is adjusted to be 2 3 0 2 mm with the screw in the figure at right Therefore make sure not to loosen 4 screws shown in the fig ure at right
193. na T cns I 10716 107 207 164216 1630 1 1 bs 261 Fm C100 22715 C200 188 10 C189100 10 CITS 100 10 MTABLCBUIEAZTG c198 220 1 i628 2208 wn 5 Ic a 1 87 0223 100 28 H ES 100710 m e STUDIO200L 202L 230 232 280 282 PC BOARDS June 2004 TOSHIBA TEC 17 2 05 11 2 PWA F LGC e STUDIO200L 230 230L 280 280S A2 TPSS CL TRM CST SNS 2448 811 59 Y 2NDPED 1C amp TDB2308AF TP66 TD623084F YHC244 1070 1401 PEND TPS6 1048 TD62385AF CE A ss 00000 Q 2221233 Ls 163 7 DOT ED tous corners 157 GEE BENTA SRI ren ees a teat 1251 LM2902M TO62385AF aj m TA4BMO33F H1S HIN H13 Viar 1628 VHC TAT5339F 1043 2 TA15339F 152 MB88347PF in 164 21555 Ec N065 52 TE Wu ren
194. ndard GF 1150 Standard Standard GF 1150 Printer Scanner kit GM 2020 GM 2020 GM 2020 GM 2020 GM 2020 Printer kit GM 1020 GM 1020 GM 1020 GM 1020 GM 1020 Scanner upgrade kit 3020 GM 3020 GM 3020 GM 3020 GM 3020 Desk MH 1700 MH 1700 MH 1700 MH 1700 MH 1700 GQ 1020 GQ 1020 GQ 1020 GQ 1020 GQ 1020 controller June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 11 04 09 Area Saudi Arabia Iran China Taiwan Machine version SAD IRD CND TWD destination 127V 220 240V 220 240V 110V Model name e STUDIO280 e STUDIO280 e STUDIO280S e STUDIO280 e STUDIO280 Platen cover KA 3511PC KA 3511PC Standard Standard KA 3511PC RADF MR 3016 MR 3016 MR 3016 MR 3016 MR 3016 ae MY 1021 Standard Standard Standard Standard 2 MY 1021 MY 1021 MY 1021 MY 1021 MY 1021 Slot cover KE 2330 ADU MD 0102 Standard MD 0102 Standard MD 0102 PFP KD 1011 KD 1011 KD 1011 KD 1011 KD 1011 LCF KD 1012A4 KD 1012A4 KD 1012 C KD 1012 C KD 1012A4 MJ 1022 MJ 1022 MJ 1022 C MJ 1022 C MJ 1022 Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 MJ 1025 MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000 STAPLE 2000
195. ng The toner is fused on the paper Separation finger Fuser roller Cleaning roller d Pressure Heater lamp pe enn Pressure roller Paper Fig 3 20 9 Cleaning Cleaning is the process of removing the residual toner from the photoconductive drum The edge of the urethane rubber cleaning blade is pressed against the photoconductive drum sur face to scrape off the residual toner on it The toner is then caught by the recovery blade Recovery blade Cleaning blade Drum rotation Fig 3 21 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 COPY PROCESS 10 Discharging Discharging is the process of eliminating the negative charge remaining on the photoconductive drum before the next charging process If the residual charge is not eliminated the following phenomenon occurs Negative charge remaining on the photoconduc tive drum surface causes ungiven application of the charge for the next printing Discharge LED e Q Photoconductive The next print will have a double image The 4 orum preceding image appears Solution The entire surface of the photoconductive drum is illuminated with light by the discharge LED array Ground V The photoconductive drum becomes electri Fig 3 22 cally conductive V All of the negative charge remaining on the pho toconductive drum is conducted to the ground V Preparation for the next printing is completed e STUDIO200L 202L 230 2
196. ng it to be charged This phenomenon is called corona dis charge At the same time a control bias is applied to the main charger grid to control the charging amount In a dark place negative charge is evenly applied onto the drum surface by the corona discharge and this grid In addition a cleaner is installed to clean up the dust attached on the needle electrode Needle electrode The needle electrode has aligned needles and their points perform the corona discharge These points electrodes discharge toward the drum in one direction to realize the more efficient dis charging comparing to the charger wire which discharges in a radial direction Therefore the needle electrode enables to reduce the ozone amount Charge Fig 11 2 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION June 2004 TOSHIBA TEC 11 2 3 Drum cleaner Cleaning blade This blade is pressed against the drum surface and scrapes off the residual toner from the drum surface Recovery blade This blade catches the toner scraped off by the cleaning blade Toner recovery auger This auger carries the residual toner scraped off to the developer unit and reuses the toner 4 Transfer Separation charger Transfer guide This guide leads the paper transported from the feeding unit to the transfer section Positive bias voltage is applied to the registration roller and post transfer guide to prevent the transferability from being lowered under conditi
197. ng pixel positions Primary scanning pixel positions Fig 7 5 High pass filter processing Character outline blurs when the original such as text with big difference in density among the pixels is optically scanned and output from the CCD Characteristic of the lens and other factors cause this phenomenon In this equipment processing such as edge enhancement is applied between the targeted pixel and the neighboring pixels to eliminate this phenomenon and realize high reproducibility of original Solid black area Low contrast area Original Image signal After correction Fig 7 6 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING 2 Image memory editing This function performs editing such as enlargement reduction mirror imaging etc by using a line memory Pixel data for one line in the primary scanning direction is stored in the line memory and the memory is renewed at each line Enlargement Reduction Enlargement Reduction is accomplished by using the line memory control function in the process of the image processing operation Example Enlargement 100 200 lt Example gt Reduction 100 50 Mirror imaging This is accomplished by reading and outputting data from its end 3 Editing processing 4 5 2 This function performs trimming and masking Trimming Using rectangular area signals the image signals inside the rectangular area are left and
198. nner tray Inner tray June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE L Left cover 1 Remove 3 screws and take off the left cover Left cover Fig 2 35 M Tray back cover 1 Take off the left rear cover P 2 35 Left rear cover 2 Take off the inner tray P 2 35 K Inner tray 3 Open the exit cover 4 Take off the tray back cover Tray back cover Fig 2 36 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 36 NI Right rear cover 1 Take off the right upper cover 3 4 P 2 34 H Right upper cover 3 2 Open the transfer cover 3 Remove 2 screws and take off the right rear COVer Right rear cover Fig 2 37 O Connecting port cover 0 1 e STUDIO200L 230 230L 280 280S 1 Take off the right rear cover P 2 37 N Right rear cover 2 Remove 1 screw and take off the connecting port cover Fig 2 38 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 37 05 11 0 2 e STUDIO202L 232 232S 282 282S 1 Take off the right upper cover 3 EI P 2 34 H Right upper cover 3 2 Remove the connecting port cover while releasing 2 hooks Connecting port cover Fig 2 39 P Righ
199. o TERI est 1407 den ecyngee 37 TE TIENS 11957432 17 10 VHCBAS _ VHC244 1654 1407 I MEM2SF400 318n05 X33 TEE TER enc EEUU TP Li WORK STATION 2 1637 57125 June 2004 TOSHIBA e STUDIO200L 202L 230 232 280 282 PC BOARDS 17 3 05 11 e STUDIO200L 230 230L 280 280S 3 PWA F SLG CL 08 13 ttl Y210HA 1801 VPZLOHA 1621 C240 100 16 Lcxs41 LCX541 LCX541 STKE72 400 UE cuz a qn C112 S STK612 080 1C16 15 5 WBSEWT 2291 N30A 2 SPZLOHA S 219HA is He 5 m A
200. ode 08 400 to set the fuser unit error status counter to 0 Remark The fuser unit error status counter Setting Mode 08 400 never has values other than 0 9 If the heater lamp does not turn ON and the service call C410 is displayed immediately after the power is ON ensure the fuser unit error status counter is 2 or over If it is 2 or over be sure to check the thermistor thermostat and heater lamp Reset the counter to 0 after repair ing them then turn ON the power If the fuser unit error status counter is 10 or over e g 21 the data in NVRAM or NVRAM itself may possibly have been ruined due to causes such as leakage from the chargers Check the bias high voltage transformers and charge wires to see if any of them is defective and also look through all the data in the NVRAM When the thermistors detect overheating the engine CPU decides the error code and counter value of the fuser unit error status After turning OFF each output the heater lamp exposure lamp control panel display motors and so on the engine CPU turns OFF the power to protect the fuser unit Error code C440 C and 8 Counter value of the fuser unit error status 9 08 400 Thermistors continue detecting the abnormal temperature even after the error codes and counter values are decided Even if the power is turned ON immediately it is automatically turned OFF again when the surface temperature of the fuser roller is still higher than
201. of the equipment upper side 3 Release the latches of the sensor and take off the carriage home position sensor Carriage home position sensor M Scan motor 1 Take off the rear cover upper rear cover 2 31 Rear cover P 2 34 Upper cover 2 Disconnect the connector of scan motor 3 Remove 3 screws and take off the scan Fig 6 45 motor Note When installing use a stepped screw to fix the left rear point June 2004 TOSHIBA TEC Fig 6 47 e STUDIO200L 202L 230 232 280 282 SCANNER Notes When installing the scan motor use the belt tension jig spring The procedure is as fol lows 1 Fix the screw A 2 Temporarily fix the screw B and C 3 Hook the belt tension jig to the motor bracket and the flame 4 The scan motor is pulled by the belt ten sion jig Fix the screw B and then C at the stopped position 5 Remove the belt tension jig Belt tension jig Fig 6 48 N Scanning section control PC board SLG board 1 Take off the lens cover P 6 18 B Lens cover 2 Disconnect 8 connectors from the SLG board 3 Remove 6 screws and take off the SLG board Note The SLG board for e STUDIO200L 230 280 series and the one for e STUDIO202L 232 282 series are different To avoid confusion the color of the connector CN19 on the SLG board for e STUDIO202L 232 282 series is yellow
202. of the sensor Then the sensor determines that there is no paper 9 Drawer paper stock sensor This is a transmissive type sensor which detects the amount of paper remaining in the drawer using an actuator When the remaining paper has become around 100 sheets the actuator blocks the light path of the sensor to notify that the paper quantity is getting less 10 Feed sensor This sensor detects whether the leading trailing edge of paper has passed the feed roller or not It also detects jams such as paper misfeeding 11 Registration sensor This sensor detects whether the leading edge of the paper has reached the registration roller or not and the trailing edge of paper has passed the registration roller or not 12 Upper transport clutch Drives the 1st transport roller at high speed by transmitting the drive from the main motor June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 13 Lower transport clutch Drives the 2nd transport roller at high speed by transmitting the drive from the main motor 14 Middle transport clutch Switches the high speed of the 1st transport roller or the 2nd transport roller to the low speed Turn ing ON this clutch makes the 1st transport roller or the 2nd transport roller drive at low speed the same speed as that of registration roller 15 Registration roller clutch Drives the registration roller e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 T
203. off the discharge LED unit Note Be careful not to touch or scratch the drum surface at this time Fig 11 11 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION June 2004 TOSHIBA TEC 11 10 3 Release the harness from the harness clamp and pull out the discharge LED Discharge LED Fig 11 12 D Main charger 1 Take off the discharge LED unit P 11 10 Discharge LED 2 Pull out the main charger and take it off by sliding it to the rear side Note Be careful not to touch or scratch the drum surface at this time Main charger Fig 11 13 E Main charger grid 1 Take off the main charger P 11 11 D Main charger 2 Remove the spring and take off the main charger grid Note Do not touch the mesh area of the grid Fig 11 14 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 11 F Main charger cleaner 1 Take off the main charger P 11 11 D Main charger 2 Release the hook of the cleaning shaft Then Main charger cleaner rotate the shaft at 90 degrees to take it off Fig 11 15 Needle electrode GD 1 Take off the main charger grid and main charger cleaner P 11 11 E Main charger grid lt gt Terminal cover P 11 12 F Main charger cleaner 2 Take off the terminal covers of both front and rear sides Fig
204. ompletely inserted when the equipment is turned ON the tray in that drawer does not rise When the drawer is inserted completely the tray is raised and checks the pres ence absence of paper If either of the feed sensors is ON there is paper on the transport path at power ON it is determined that a paper jam has occurred and no operation is enabled until the jammed paper is removed B Ready status After the tray is moved up to check the presence absence of paper as described above the equipment enters the ready state During the ready mode the tray stays at the raised position When a drawer is inserted or removed in the ready state the tray is raised again and checks the presence absence of paper C Bypass feeding The bypass paper sensor detects paper in the bypass tray The bypass pickup roller is lowered when the bypass pickup solenoid is turned ON The bypass feed clutch is turned ON and then the bypass pickup roller and bypass feed roller are rotated e Paper feeding is started and the bypass feed sensor detects the passing of paper The leading edge of paper turns the registration sensor ON and the paper is aligned by the regis tration rollers The bypass feed clutch is turned OFF causing the bypass pickup roller and bypass feed roller to stop rotating The bypass pickup solenoid is turned OFF and the bypass pickup roller moves up The registration clutch is turned ON and the paper is
205. on LED INTERRUPT ON Copying operation in progress is temporarily stopped Carriages 1 and 2 return to appropriate positions Job interrupted job 1 saved is displayed Automatic density and reproduction ratio 100 are set The set number remains the same 2 Select the desired copy condition 3 After the interruption copying is finished LED INTERRUPT OFF by pressing the INTERRUPT button Equipment returns to the status before the interruption Ready to resume job 1 is displayed 4 Press the START button The copying operation before the interruption is resumed June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION 4 3 Detection of Abnormality When something abnormal has occurred in the equipment the symbols corresponding to the type of abnormality are displayed 4 3 1 Types of abnormality 1 Abnormality cleared without turning OFF the door switch A Add paper B Pick up failure in bypass C Set key copy counter 2 Abnormality not cleared without turning OFF the door switch D Misfeed in equipment E Replace the toner cartridge F Developer unit not installed properly 3 Abnormality not cleared without turning OFF the main switch G Call for service e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION June 2004 TOSHIBA TEC 4 3 2 Description of abnormality A Add paper Drawer empty sensor detects the
206. ons such as high humidity Transfer charger The transfer charger applies a charge positive charge which is contrary to the charging polarity of the toner to the back of the paper The toner image is transferred electrostatically on the paper by performing this corona discharge Separation charger After the transfer process the corona discharge applies a negative charge DC on the back of the paper to separate the paper adhering to the drum surface by an electrostatic force 5 Exhaust fan The exhaust fan cools down the inside of the equipment The air to exhaust includes the ozone gen erated by the corona discharge and this ozone is removed by the ozone filter The exhaust fan also helps the paper separation by absorbing the paper to post transfer guide 6 Discharge LED Discharging is a process to decrease or eliminate the electrical potential of the drum surface The electrical resistance of the photosensitive layer is decreased by the light irradiation and the residual charge on the drum surface is neutralized and eliminated The electrical potential of the drum surface is fixed to a certain amount before the drum is charged 7 Drum thermistor The drum thermistor detects the drum surface temperature and thus each rotation speed of the exhaust fan and internal cooling fan 1 is controlled when the equipment is in the ready status 8 High voltage transformer This is a board to generate the output
207. oper material The carrier is charged to and the toner to and the image is formed on the drum surface by the static electricity caused by the friction The mixer 3 is mounted exclusively for the recovered toner to mix it with sufficient time Developer sleeve Magnetic roller This is an aluminum roller with a magnet inside The magnet works to absorb the developer material and forms the magnetic brush The magnet is fixed and only the sleeve around is rotated This rotation makes the magnetic brush of the developer sleeve sweep over the drum surface and perform development Doctor blade Doctor blade controls the amount of the developer material transported by the developer sleeve so that the magnetic brush of the developer material contacts with the drum surface properly Auto toner sensor The carrier and the toner toner density in the developer material should be always fixed to a certain ratio to output normal images The auto toner sensor detects the inclusion ratio of the toner in the developer material by using a magnetic bridge circuit When the quantity of toner becomes insufficient the toner motor is driven to supply the toner from the toner cartridge Recovered toner supply mechanism The recovered toner transported from the drum cleaner is transported into the developer unit by the paddle and the toner recycling auger on the front side of the developer unit The drive of the toner recycling auger is transmitted by the mixe
208. ower 3 3VB Linked with main switch sssesescl cmizieze L E 5 1VB Linked with main switch 439v her 5 1VD Linked with door switch 12VB 12VB Linked with main switch 24VB Linked with main switch 24VD Linked with door switch Lower limit of each rated voltage or higher 4 95V 5 1V 11 4V 12V 11 4V 12V 21 6V R V 24V Fig 16 2 June 2004 TOSHIBA TEC 16 7 e STUDIO200L 202L 230 232 280 282 POWER SUPPLY UNIT 16 7 AC Wire Harness ER eI gd 1 2 1 GWEN HO NOS 1OV z Sna xvMd t 4 THONOSNOV z t 4 a 1 EN egr HQ TNOS T 25 T 25 i EEE NNOSHO
209. p Auto job start reserved Scanning original Scanning original and printing out the copy Press HELP button Displays HELP screen Displays HELP screen Display not changed Display not changed Press START button with the original set on RADF Displays COPYING Wait Warming Up Auto Start is displayed Display not changed Display not changed June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL Printing out During paper When When displaying During energy the copy jam interrupting HELP screen saving mode Press ENERGY Display not Display not Display not Switches to energy Energy saving SAVER button changed changed changed saving mode mode is cleared and displays BASIC screen Press ACCESS Displays depart Display not Displays Displays depart Display not button ment code entry changed department ment code entry changed screen when code entry screen when department man screen when department man agement is avail department agement is avail able managementis able available Press Displays printjob Display not Displays print Displays print job Display not JOB STATUS list screen changed job list screen list screen changed button Press Display not Display not Returns to the Switches to inter Display not INTERRUPT changed LED changed status before rupting mode changed button blin
210. page is different from that of other pages at Cover Copying Mode 47 Place insertion sheets in Displayed when no insertion sheet is the bypass tray and select in the selected drawer at Sheet Inser the paper size tion Mode 48 Select the same size Displayed when the size of insertion insert1 sheets as the origi sheet sheet 1 is different from that nals of other pages at Sheet Insertion Mode 49 Select the same size Displayed when the size of insertion insert2 sheets as the origi sheet sheet 2 is different from that nals of other pages at Sheet Insertion Mode 50 Set insert1 sheets in the Displayed when the direction of same direction as the origi insertion sheet sheet 1 is different nals from that of other pages at Sheet Insertion Mode 51 Set insert2 sheets in the Displayed when the direction of same direction as the origi insertion sheet sheet 2 is different nals from that of other pages at Sheet Insertion Mode 52 READY Displays when the printing is stopped CHANGE THE PAPER because of media type mismatch TYPE 53 Set transparency film in A4 Displayed when the selected paper LT direction size is other than A4 LT at OHP mode 54 CHECK PAPER IN LARGE Papers in LCF are set incorrectly CAPACITY FEEDER 55 CANNOT PUNCH THIS Displayed when the selected paper SIZE PAPER size is not specified for hole punching 56 Remove paper from the fin Displayed when the paper sizes are isher mixed at Staple Sorting Mode 5
211. papers from the tray 14 READY No staples in finisher Cleared by supplying the staples CHECK STAPLER Scanning is enabled 15 READY Stapling jam occurred in finisher CHECK STAPLER 16 READY ADD PAPER Press JOB STATUS button No paper in drawer Scanning is enabled Cleared by supplying papers 17 READY Finisher is full of paper Resumes printing by removing paper FINISHER FULL Scanning is enabled from the finisher 18 READY Punching dust box is full Resumes printing by removing HOLE PUNCH DUST BIN Scanning is enabled punching dust from the dust box IS FULL 19 READY Saddle stitcher tray is full of paper SADDLE STITCH TRAY Scanning is enabled FULL 20 READY Incorrect paper size setting CHANGE DRAWER TO CORRECT PAPER SIZE 21 Ready for bypass feeding Paper is set on the bypass tray 22 COPYING At the copying state 23 Auto Start Auto Start is set during printing Cleared by pressing RESET button or STOP button June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL No Message State of equipment Note 24 Close Large Capacity LCF drawer is not installed when Cleared by installing LCF drawer Feeder feeding from LCF is set 25 Close Large Capacity LCF cover is open when feeding from Cleared by closing the cover Feeder Door LCF is set 26 Place Doc Feed
212. parts or tools such as a screwdriver on the laser beam path Remove all reflecting metals such as watches rings etc before starting service Be sure not to touch high temperature sections such as the exposure lamp fuser unit damp heater and areas around them Be sure not to touch high voltage sections such as the chargers developer high voltage trans former exposure lamp control inverter inverter for the LCD backlight and power supply unit Especially the board of these components should not be touched since the electric charge may remain in the capacitors etc on them even after the power is turned OFF Make sure that the equipment will not operate before touching potentially dangerous places e g rotating operating sections such as gears belts pulleys fans and laser beam exit of the laser optical unit Be careful when removing the covers since there might be the parts with very sharp edges underneath When servicing the equipment with the power turned ON be sure not to touch live sections and rotating operating sections Avoid exposing your eyes to laser beam Use designated jigs and tools Use recommended measuring instruments or equivalents Return the equipment to the original state and check the operation when the service is finished Important Service Parts for Safety The breaker door switch fuse thermostat thermofuse thermistor IC RAMSs including lithium batteries etc are particularly important for saf
213. pened to stop the power supply to the heater lamps e STUDIO200L 202L 230 232 280 282 FUSER UNIT June 2004 TOSHIBA TEC 13 3 Functions 1 Heater lamp 2 3 4 5 The heater lamps are halogen lamps to apply heat to the fuser roller The fuser unit in this equip ment has 2 heater lamps with different functions each other One has a coil wound up on its center and this part generates heat The other one has coils wound up on its both ends and these parts generate heat The one has a coil on its center is called the center heater lamp and the one has coils on its both ends is called the side heater lamp The heater lamps are fixed on the inside of the fuser roller to heat it up The heater lamps do not rotate even when the fuser roller is rotating Fuser roller The fuser roller applies heat onto the paper and is heated by the heater lamps installed inside of the fuser roller The heat from this roller fuses toner onto the paper The fuser roller in this equipment is a thin roller which enhances heat conduction and thus the warming up time is shortened Pressure roller The pressure roller is a sponge roller which assures the nip amount of the fuser roller The pressure from the spring presses the paper onto the fuser roller to fuse the toner onto the paper efficiently A sponge roller with a lower hardness is adopted for the pressure roller in this fuser unit to enable envelopes to pass through Separation f
214. per material Mixers 1 2 and 3 Developer sleeve magnetic roller Doctor blade Auto toner sensor Drum thermistor P 11 1 11 DRUM RELATED SECTION Recovered toner supply mechanism paddle toner recycling auger Toner recovery roller Drum thermistor Drum Paddle Doctor blade Toner recycling auger D recovery roller Mixer 3 2 Auto toner sensor Mixer 1 Developer sleeve Fig 12 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 2 Functions 12 2 1 General description 1 Toner cartridge drive unit Toner cartridge installation switch The toner cartridge is filled with toner The toner motor drives the cartridge to supply the toner to the developer unit The toner cartridge installation switch detects whether the toner cartridge is installed 2 Developer unit Developer material The developer material is made of a mixture of the carrier and toner The carrier is an electrical conductive ferrite whose size is 30 um to 100 um The toner is a resin particle whose size is 5 um to 20 um The developer material needs periodic replacement since its quality is deteriorated by long use Mixers 1 2 and 3 Friction is generated by mixing the devel
215. quipment and fix the original glass with the fixing bracket by pushing it to the left rear direction Original glass June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER B Lens cover 1 Take off the original glass P 6 17 A Original glass 2 Remove 6 screws and take off the lens cover Lens cover Fig 6 21 C Automatic original detection sensor APS sensor C 1 Adseries 1 Take off the lens cover P 6 18 B Lens cover 2 Disconnect 1 connector from the SLG board 3 Remove 6 harness clamps Fig 6 22 e STUDIO200L 202L 230 232 280 282 SCANNER June 2004 TOSHIBA TEC 4 Take off 5 APS sensors by removing 1 screw each Fig 6 23 C 2 LT series 1 Take off the lens cover P 6 18 B Lens cover 2 Disconnect 1 connector from the SLG board 3 Remove 6 harness clamps 4 Take off 4 APS senso
216. r Detects the toner density Control section Controls the toner density so that the toner in the developer material is fixed to certain ratio Toner motor Supplies toner to the developer material LCD panel Indicates toner empty information Control panel Arithmetic and control unit 4 Display panel 25 Toner cartridge 1 1 1 T 1 oner motor 1 J 1 Control voltage signal SYS board 1 _ _ eti 1 1 1 e STUDIO200L 230 230L e STUDIO202L 232 282 1280 280S 1 1 i FRAM CPU ra NVRAM 21 1 15 1655 1 1 1 1 CPU i ASIC North bridge asic gt ha IC41 IC23 1 14 IC49 1 1 IR M RECEN M NN c TEN Mun dmc J 777 LGC board Motor driver ASIC TA8428 lt NVRAM IC1 IC24 d 1C31 signal Auto toner sensor 1 1 1 1 1 Developer material 1 1 1 Developer unit 1 1 1 1 1 1 Toner densit 1 1 1 1 1D A converter Engine ac c CE CPU l I RUE 1 wm A D converter 1 22 Temperature humidity sensor Fig 12 5 e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 6 05 11 June 2004 TOSHIBA TEC
217. r Then take out the carriage 1 Notes 1 When installing the carriage 1 fix the bracket temporarily at the position A Then move it to the direction B slowly push it to the end of frame and fix at this position with the screws 2 Refer to the 3 7 1 Carriages in the Ser vice Handbook 3 Rotate the drive pulley to move the car riage G Mirror 1 1 Take off the carriage 1 P 6 22 F 1 Note When replacing the mirror 1 replace it together with the carriage 1 The mirror 1 should not be removed separately e STUDIO200L 202L 230 232 280 282 SCANNER Carriage 1 Fig 6 38 Bracket Bracket Fig 6 39 June 2004 TOSHIBA TEC H Inverter board 1 Take off the carriage 1 P 6 22 F 1 2 Disconnect 2 connectors 3 Remove 2 screws and take off the inverter board Inverter board Fig 6 40 I Carriage wire Carriage 2 1 Take off the carriage 1 P 6 22 Carriage 1 2 Install the wire holder jig to each pulley on front and rear sides not to loosen the car riage wire Note Refer to 3 7 1 Carriages in the Service Handbook for the installation direction of the wire holder jig Wire holder jig 3 Remove
218. r cartridge 3 Disconnect 1 connector Loosen 2 screws and pull out the process unit Note When installing the process unit make sure that the connector harness is not caught under the developer unit Fig 11 6 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION June 2004 TOSHIBA TEC B Drum cleaner unit 1 Take out the process unit P 11 8 A Process unit 2 Disconnect 2 connectors and remove 2 E Screws 3 Release 1 latch Then pull out the process unit front cover and take it off Process unit front cover Note Fig 11 7 When installing the process unit front cover wire the harness correctly in order not to con tact the gears and harness of the process Harness unit front cover each other at 99 LIL e M ct Process unit front cover Fig 11 8 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 9 4 Lift up the drum cleaner unit and take it off Notes 1 Be careful not to touch or scratch the drum surface at this time Fig 11 9 2 Do not deform the Guide Mylar by touch ing this Fig 11 10 C Discharge LED 1 Take off the drum cleaner unit P 11 9 B Drum cleaner unit 2 Release 1 latch and take
219. r 3 e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM June 2004 TOSHIBA TEC 12 2 2 Recovered toner supply mechanism The toner scraped off by the drum cleaning blade is transported by the toner recovery auger paddle and toner recycling auger to be recycled and then returned to the developer unit Then the recovered toner in the developer unit is mixed with developer material by the mixer 3 The mixer 3 is mounted exclusively for the recovered toner to mix it with sufficient time On the other hand the toner fresh transported into the developer unit from the toner cartridge is mixed by the mixer 2 Then the toner fresh and recovered toner are mixed together and further transported to the mixer 1 They are further mixed and transported to the developer sleeve by the mixer 1 Drum cleaner Mixer 2 Toner recovery auger Mixer 3 eee Fresh toner Recovered toner Toner recycling auger Fig 12 2 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DEVELOPMENT SYSTEM 12 3 Drive Circuit of Toner Motor The toner motor brush motor is a motor to supply toner from the toner cartridge to the developer unit The toner is driven by the motor driver TA8428 LGC board IC1 Circuit diagram of the toner motor ASIC Engine TD62385 CPU PC1 22 24 IC8 PCO Fig 12 3 TA8428 IC1 LGC board The motor rotates or stops by the control signals fro
220. r TA8428 LGC board IC17 Circuit diagram of the tray up motor LGC board 1 ASIC Engine TD62385 CPU PA7 TA8428 i 22 24 48 9 Tray up motor pas 2 1c17 5 __ 5 1 1 Fig 9 7 The motor rotates or stops by the control signals from ASIC When the CLTRM 1A of the ASIC becomes and PA6 CLTRM 0A becomes L levels current flows into the motor coil and the motor is rotated When both of PA7 CLTRM 1A and PA6 CLTRM 0A of the ASIC become level the motor is braked and stopped When both of PA7 CLTRM 1A and PA6 CLTRM 0A of ASIC become L level the motor waits for the next command the motor is stopped June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM The block diagram of TA8428 and the operation of the control logic are shown below over current protection circuit G Thermal shutdown Control logic A EE 2 3 4 5 6 7 IN1 IN2 M GND M N C VCC Fig 9 8 Input Output State IN1 IN2 M M H H L L Brake L H L H CCW H L H L CW L L OFF Stop High impedance e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 9 4 Disassembly and Replacement A Bypass pickup roller 1
221. rable separability Paper position against transfer point Separation output H 109 ADC From leading edge to 11mm from leading edge From 11mm from leading edge to 46mm from leading edge L 77 ADC From 46mm from leading edge to 48mm from trailing edge C 109 HADC L 77 ADC From 48mm from trailing edge to trailing edge Paper may not be separated from the drum surface because of moisture or malfunction of the transfer separation charger during printing As the result the paper enters into the cleaner and causes jamming To prevent this a separation finger is used to forcibly separate the paper which was left around the drum Separation finger qu movement Separation e Drum rotation charger Fig 3 18 e STUDIO200L 202L 230 232 280 282 COPY PROCESS June 2004 TOSHIBA TEC 8 Fusing Fusing is the process of melting the toner on the paper and fixing it firmly on the paper Method The melting point of the toner main ingredi ent resin is 90 100 C V 2 Heat Toner is melted by the heat of the surface of Pressur the fuser roller 2 Sy Pressure The pressure roller is pressed against the Fuser roller fuser roller by the springs to increase the adherence of the melted toner onto the paper Paper Heat and pressure are applied to the paper when it passes between the fuser roller and Eis 346 pressure roller Fusi
222. racket Fig 5 19 4 Disconnect 5 connectors 5 Release the harness from 2 harness clamps 6 Remove 1 screw and take off the DSP board DSP board 7 Remove 4 screws and take off the LCD Fig 5 21 e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC 05 11 8 Remove 16 screws and take off the KEY board KEY board Fig 5 22 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC 6 SCANNER 6 1 Function In the scanning section of this equipment the surface of an original is irradiated with a direct light and the reflected light is led through mirrors a lens and a slit to the CCD where optical to electrical conver sion is performed converting the optical image data into an electrical analog signal This analog sig nal is changed to a digital signal which then performs various corrective processes necessary for image formation After that an arithmetic operation is performed on the digital signal which is then transmitted to the data writing section Reflector Exposure lamp Original glass Lens Rail for carriage 1 Drive pulley
223. rawer separation roller Fig 9 4 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 9 2 3 Separation of paper The separation roller in this equipment works to separate the sheets of paper being fed The sep aration roller section consists of the feed roller separation roller spring joint etc The feed roller rotates in the direction of the white arrow shown d below in the figure at right at the same timing as the pickup roller rotation when the feed clutch is turned ON Feed roller Spring joint Separation roller Fig 9 5 When two sheets of paper are transported shown in the figure at right the lower sheet is braked by the separation roller and not trans ported any further and the upper sheet is trans ported in the direction of black arrow since the frictional force between two sheets is small B Feed roller Example CN When only one sheet enters into the separation lt roller section Since the transporting force of the feed roller is greater than the braking force of the separation Separation roller roller these two rollers rotate together to trans port the sheet to the registration roller Fig 9 6 When two sheets enter into the separation roller section Since the transporting force of the feed roller and the breaking force of the separation roller are greater than the frictional force between two sheets the sheet A is transported in the direction of the bl
224. rd HVT board 1 1 1 24VD2 24VD2 1 1 1 t T Engine l HVSDWN Leakage detection CPU 1 1 1 22 1 I Main charger bias 1 1 1 Bici icc I Needle 1 Adjustment 1 j electrode value i bias NVRAM 1C31 gt 379 bias 1 1 1 1 1 1 1 1 1 1 HVTM 1 1 Developer bias 1 HVTAC 1 1 gt Devel 1 1 T eveloper 4 bias 1 AC 1 1 1 1 1 1 1 Developer 1 bias i HVIT DC 1 1 1 1 HVTSP 1 ASIC 1 124 HVTGB i 1 1 1 1 HVMVR 1 l Digital HVAVR data D A HVDVR 1 1 1 converter HVTVR HVSAV i d 1 52 Analog data 1 1 1 1 1 1 1 amp Grid Developer sleeve Magnetic roller Transfer bias Transfer charger Separation bias gt Separation charger Pre Post Transfer guide Registration roller June 2004 TOSHIBA TEC 11 3 2 Description of Operation The function and operation of each signal is as follows ON OFF signal HVTM HVTAC HVTT HVTGB HVTSP ON OFF signals are for each output of the main charger needle electrode grid developer bias AC transfer charger transfer guide bias and separation charger When these signals become L level the generation circuit of each bias on the high voltage transformer turns ON to generate an output current voltage The negative DC component of the developer bias is turned ON OFF by switching a reference volt age HVDVR separ
225. ready and printing status each heater lamp is turned ON OFF alternately to maintain the surface temperature of the fuser roller at a certain level setting tem perature of each status 3 Temperature control for the both ends of the fuser roller During continuous printing the temperature of the end of the fuser roller area where the paper does not pass on generally tends to be higher than that of other areas areas where the paper passes on For this reason the edge thermistor detects the temperature of the end of the fuser roller When this thermistor detects the abnormal temperature 230 C the heater lamp is turned OFF regardless of the temperature of the area where the paper passes on e STUDIO200L 202L 230 232 280 282 FUSER UNIT June 2004 TOSHIBA TEC 4 Temperature control at Energy Saving Mode This equipment has the following two types of temperature control for saving energy and returns to ready status to perform printing in each mode upon printing request The period of time from the printing request to this mode can be set in Setting Mode 08 or by an administrator Administrator setting procedure USER FUNCTIONS button ADMIN input of administrator s password GENERAL gt ENERGY SAVER Auto Power Save Mode Setting Mode 08 205 When the printing is not performed in a specified period of time default setting 15 min after the previous printing is completed the equipment enters to Auto Power Save Mo
226. reshold current and then outputs the monitor current which is proportionate to the optical output The threshold current and monitor current vary depending on each semiconductive laser There p fore optical output has to be adjusted to maintain y a constant value Since the optical output of the semiconductive Current mA laser is decreased as the temperature of the laser rises APC Auto Power Control needs to be per Threshold current formed to maintain a constant optical output 4 Regulation High temp Optical Output mW Forward current Monitor current Fig 8 7 Power source Semiconductive laser Laser power Laser driver comparison Le circuit circuit Constant optical output Monitor efficiency regulation circuit Le Monitor output Fig 8 8 Fig 8 8 shows a block diagram of the semiconductive laser control circuit The semiconductive laser performs a monitor efficiency regulation the process to control monitor current for the light amount and laser itself is adjusted to initial output emission of approx 1 31 mW approx 261 uW on the drum surface The regulated voltage of the monitor output is fed back to the laser power comparison circuit This mon itor output voltage is compared with the laser power voltage set for the control circuit for every scan ning The laser driver circuit increases the forward current
227. ring the copying in spite of the tray up sensor is ON is judged that there is paper v Drawer area of the LCD panel blinks When the drawer is selected The copying operation is stopped e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION June 2004 TOSHIBA TEC B Pick up failure in bypass amp V During bypass feeding Bypass feed clutch ON V 1st transport sensor is not turned ON in a fixed period of time V Clear paper symbol is displayed E120 V Copying operation is disabled V Solution The bypass paper sensor is turned OFF by removing the paper from the bypass tray C Set key copy counter When the key copy counter optional is pulled out from the equipment which installs it Set key copy counter displayed V Copying operation disabled When the counter is pulled out during copying Copying is stopped when the key copy counter is pulled out V Set key copy counter displayed V Copying operation disabled D Misfeed in equipment 98V Exit sensor detects jamming of the leading edge of paper V Registration clutch ON wm y Less than 1 808 sec Registration clutch l ON Exit sensor ON Exit sensor the exit sensor is not turned after 1 808 sec Timer 0 1 808sec Paper jam E010 gt The copying operation is stopped Paper jam E010 Fig 4 1 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 GENERAL OPERATION Ex
228. rs by removing 1 screw each Fig 6 25 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER D Lens unit 1 Take off the lens cover P 6 18 B Lens cover 2 Disconnect 1 connector form the SLG board 3 Remove 2 screws and take off the lens unit Notes 1 When installing fix the lens unit with the screws while pushing the unit to the rear side 2 Refer to 3 7 2 Lens Unit in the Service Handbook for the adjustment method 3 Never attempt to loosen the screws 8 pc of the lens unit denoted with arrows 4 Handle the unit with extra care Do not touch the adjusted area or lens Hold the unit as shown in the figure at right e STUDIO200L 202L 230 232 280 282 SCANNER Lens unit Fig 6 26 Fig 6 27 Fig 6 28 June 2004 TOSHIBA TEC E Exposure lamp 1 Take off the original glass P 6 17 A Original glass 2 Take off the front upper cover P 2 32 E Front upper cover D 3 Move the carriage 1 to the center position E where the side of the frame is cut out
229. sensor detects the temperature and humidity of the outside air taken into the equipment Based on the result of the detection this circuit corrects each out put of main charger bias developer bias transfer bias and separation bias output of the auto toner sensor and output of the laser 11 5 2 Construction The configuration of the temperature humidity detection circuit is shown below The analog signal volt age output from the temperature humidity sensor is converted by the A D converter in the Engine CPU on the LGC board The higher the temperature is the higher the output voltage of this sensor becomes and the higher the humidity is the higher the output voltage of this sensor becomes I 1 1 I 1 1 I 1 1 l 1 1 l 1 1 I 1 1 1 PCO ANO ae 1 1 1 1 1 2 i 8 1 1 1 1 1 1 1 1 i Engine V bd i CPU E 1 6 1 i i 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 pog 1 e 1 T 1 1 1 M i F 22 Vv i 1 T 1 1 1 Le seems ee mme ee ner dd esse LGC board HUMI THS Fig 11 5 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 6 Disassembly and Replacement AI Process unit 1 Open the bypass tray ADU and transfer cover 2 Open the front cover and take off the tone
230. set Tray MJ 5005 C Key copy Counter Key copy counter socket MU 8 MU 10 Work Tray KK 3511 Damp Heater MF 2320 U E Fax Board GD 1150 NA AU EU TW C AS 2nd Line for Fax Board GD 1160 NA EU TW C Wireless LAN Adapter GN 1010 PCI Slot GO 1040 C Scrambler Board GP 1030 Printer Kit GM 1020 GM 1030 Printer Scanner Kit GM 2020 GM 2030 Scanner upgrade Kit GM 3020 GM 3030 Parallel interface kit GF 1140 Desk MH 1700 Harness kit for coin controller GQ 1020 Automatic Duplexing Unit ADU MD 0102 Slot cover KE 2330 NIC board GF 1150 Data overwrite kit GP 1050 1 N North America E Europe F France S Sweden Notes The bridge unit KN 3520 is necessary for installation of the finisher MJ 1022 MJ 1025 The finisher MJ 1025 is necessary for installation of the hole punch unit MJ 6005N E F S The PCI slot GO 1040 is necessary for installation of the scrambler board GP 1030 and parallel interface kit GF 1140 e GM 1030 GM 2030 GM 3030 are exclusive for e STUDIO200L They do not operate with e STUDIO230 230L 280 280S June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 7 05 11 1 3 2 e STUDIO202L 232 232S 282 282S Platen Cover KA 3511PC C Reversing Automatic Document Feeder RADF MR 3020 Automatic Duplexing Unit ADU MD 0102 Drawer module MY 1021 C Slot cover KE 2330 Paper Feed Pedestal PFP KD 1011 C Large Capa
231. sport 1 2 3 4 clutch Take off the right upper cover 3 connecting port cover and right rear hinge cover P 2 34 H Right upper cover 3 P 2 37 O Connecting port cover P 2 39 Q Right rear hinge cover Take off the tray drive unit 25 P 9 26 T Tray drive unit Tray up motor Take off the main motor drive unit P 10 5 B Main motor drive unit Remove 1 screw and take off the bracket fix ing the upper transport clutch and 1 bushing June 2004 TOSHIBA TEC CN Bushing KP Upper transport clutch 27 Fig 9 50 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 5 Disconnect 1 connector and release the har ness from 1 harness clamp Then take off the upper transport clutch 6 Remove 3 screws Release the harness from 1 harness clamp and take off the fixing bracket 7 Disconnect 1 connector Take off 1 bushing and middle transport clutch e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM Upper transport clutch Fig 9 51 Fig 9 52 Connector S Nes Middle transport clutch Bushing 28 Fig 9 53 June 2004 TOSHIBA TEC 8 Remove 3 screws and take off the fixing bracket Fixing bracket 6 37 Fig 9 54 9 Remove 2 screws and disconnect 1 connec tor Release the harness from 1 harness Harness clamp
232. sported from the pickup roller the separation roller is forced to rotate following the feed roller 4 1st transport roller This roller relays the paper transported from the drawer bypass unit ADU to secure the transport performance in the registration roller After the paper is aligned in the registration roller it is trans ported in the 1st transport roller at the same speed low speed as that of registration roller 5 2nd transport roller This roller transports the paper from the lower drawer or PFP LCF to the 1st transport roller 6 Registration roller Paper transported from the 1st transport roller is pushed against the registration rollers which aligns the leading edge of paper The registration roller then rotates to transport the paper to the transfer section 7 Bypass paper sensor This sensor detects whether paper is set in the bypass tray or not If it is bypass feeding is per formed in preference to drawer feeding And also detects whether paper has been transported from the bypass tray or not In other words whether the leading trailing edge of paper has passed the feed sensor or not This sensor is utilized to detect the jams such as paper misfeeding in the bypass unit 8 Drawer empty sensor This is a transmissive type sensor which detects the presence absence of paper in the drawer using an actuator When there is no paper in the drawer the actuator blocks the light path
233. system interface Image area control Laserrelated control Printer high quality processing 7 4 2 Functions of image processing circuit The image processing section mounted on the LGC board realizes the followings 1 Smoothing processing This function removes jaggy area and output images after processing the smoothing the character outline 2 External input system interface This function controls the input of the input interface 3 Image area control This function sets the effective image area in horizontal and vertical directions to be output 4 Laser related control This function performs the APC Auto Power Control 5 Printer high quality processing This function reproduces the image signals output from the printer controller sharper e STUDIO200L 202L 230 232 280 282 IMAGE PROCESSING June 2004 TOSHIBA TEC 05 11 7 5 Laser Driving PC Board Image signals processed on the LGC board are then processed by ASIC for writing control and Laser driving PC board The signal is then laser controlled and written on the drum 1 Setting of effective image area Top bottom left and right margins 2 Horizontal synchronization signal H sync clock generation section Reference clock signal in the printer section synchronized with H sync and its signal 3 Laser drive section ON OFF control of the semiconductive laser and APC Auto Power Control June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 IMAG
234. t front hinge cover 1 Pull out the upper and lower drawers 2 Remove 2 screws and take off the right front hinge cover Note When the ADU is installed refer to chapter 15 5 P 15 10 A Automatic Duplexing Unit ADU Right front hinge cover Fig 2 40 e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE June 2004 TOSHIBA TEC 2 38 05 11 Q Right rear hinge cover 1 Remove 2 screws and take off the right rear hinge cover Note When the ADU is installed refer to chapter 15 5 P 15 10 A Automatic Duplexing Unit ADU Right rear hinge cover Fig 2 41 R Bypass upper cover Note e STUDIO200L NAD ASD e STUDIO230L MJD e STUDIO230 280 ASD ASU SAD TWD e STUDIO202L NAD ARD e STUDIO232 ASD ASU SAD CND TWD KRD ARD e STUDIO282 ASD ASU SAD CND TWD KRD ARD Remove 1 screw take off the harness cover 2 Take off the right front hinge cover GQ P 2 38 Right front hinge cover 3 Take off the right rear hinge cover P 2 39 Q Right rear hinge cover WMI y JE Je Harness cover Fig 2 42 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 39 05 11 4 Remove 2 screws take off the bypass upper cover gt 22 Fig 2 43 e STUDIO200L 202L 230 232 280
235. t reaching the CCD i e the light amount is maximum at the center of CCD gradually decreases toward the ends 3 Each of 7 400 elements varies in opto electronic conversion efficiency These differences need to be corrected and this correction is referred to as a shading correction The shading correction is performed by applying a normalization process using the following formula on the black data and white data obtained in advance to correct the lighting variance and element variation of the image data S K k Coefficient S Image data before correction K Black data stored in black memory W White data stored in white memory June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER 6 6 Automatic Original Size Detection Circuit This circuit detects the size of the original standard sizes only using the reflection type photosensors arranged on the base frame of the scanner unit 6 6 1 Principle of original size detection The reflection type photosensors are placed on the base frame of the scanner unit as shown in the Fig 6 14 Each sensor consists of an infrared LED Light Emitting Diode on the light emitting side and a phototransistor on the light receiving side When there is an original on the original glass the light beams from the LEDs are reflected by the orig inal and led to the phototransistors This means that the presence of the original is detected by the presence of reflection
236. tandard Standard ADU MD 0102 MD 0102 PFP KD 1011 KD 1011 LCF KD 1012LT KD 1012A4 fatal ae MJ 1022 MJ 1022 Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 Hole punch unit MJ 6005N MJ 6005E Bridge kit KN 3520 KN 3520 Job separator MJ 5004 MJ 5004 Offset tray MJ 5005 MJ 5005 Key copy counter MU 8 MU 8 MU 10 MU 10 Work tray KK 3511 KK 3511 Damp heater MF 2320 Standard Fax board GD 1150NA GD 1150AS a GD 1160NA GD 1160EU 4 EAN GN 1010 GN 1010 PCI slot GO 1040 GO 1040 Scrambler board GP 1030 GP 1030 Parallel interface kit GF 1140 GF 1140 NIC board GF 1150 GF 1150 Printer Scanner kit GM 2030 GM 2030 Printer kit GM 1030 GM 1030 Scanner upgrade kit GM 3030 GM 3030 Desk MH 1700 MH 1700 Harness kit for coin GQ 1020 GQ 1020 controller June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 15 e STUDIO202L 232 232S 282 282S 1 5 2 lesepsd 2101 07 18p80 4 Ayoedeg LZOL AW O c 3 JOAOD 10 5 N0O80 W9 0107 INO JM Jeuueog 00Z L HIN seq 0801 9 1020 Wy n080c I
237. tes 1 When installing the fuser roller move the bearings on both ends outward so that the bearings will be engaged into the frames 2 Be careful not to deform the fuser roller by pushing strongly e STUDIO200L 202L 230 232 280 282 FUSER UNIT 13 14 Center heater lamp Fig 13 14 Upper side center heater lamp Fig 13 15 Ap Bearing Fuser roller Bearing Fig 13 16 June 2004 TOSHIBA TEC 3 Remove 1 C ring and 1 bearing from the fuser roller front side 4 Remove 1 C ring 1 gear and 1 bearing from Bearing C ring the fuser roller rear side A amp C ring C Bearing Fig 13 17 F Pressure roller 1 Take off the fuser roller P 13 14 E Fuser roller 2 Place the fuser unit with the pressure roller on its bottom Remove 2 screws and take off the fuser unit entrance guide Fig 13 18 3 Take off the pressure roller Remove 2 E rings and the bearings on both ends of the Prassuns roller Bearing pressure roller Note The pressure roller is quite heavy Do not drop the roller when lifting up Fig 13 19 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 FUSER UNIT 13 15 Cleaning roller 7 1 Take off the pressure roller P 13 14 E Fuser roller 2 Remove 2 screws and take off the cleaning unit Fig 13 20 3 Press dow
238. the above table is selected The period of time from pressing START to the paper exit completely out of the equipment based on the actually measured value Upper drawer is selected an Finisher is not installed d copying is at the non sort mode Automatic copy density APS AMS are turned off Copy paper Drawer ADU PFP LCF Bypass copy Remarks Size A3 to A5 R LD to ST R A4 LT to A5 R LD to ST R FOLIO FOLIO COMPUTER 13 LG 8 5 x 8 5 8K 16K 16K R COMPUTER 13 LG 8 5 x 8 5 8K 16K 16K R Non standard or user specified sizes can be set Weight 64 to 105 g m 17 to 28 Ib Bond 64 to 209 g m 17 Ib Bond to 110 Ib Index Continuous feeding 50 to 209 g m 13 Ib Bond to 110 Ib Index Single paper feeding Special paper Tracing paper labels OHP film thickness 80 um or thicker tab paper envelope COM10 Monarch DL CHO 3 YOU 4 These special papers rec ommended by Toshiba Tec CHO 3 92 mm x 235 mm YOU 4 105 mm x 235 mm First copy time eWarming up time Multiple copying Reproduction ratio Resolution Gradation June 2004 TOSHIBA TEC Approx 5 4 sec or less A4 LT upper drawer 100 original placed manually Approx 25 sec temperature 20 C Up to 999 copies Key in set numbers Actual ratio 100 0 5 Zooming 25 to 400 in increments of 1 25 to 200 when using RADF Scanning 600 dp
239. the tension springs on both front and rear sides 4 Remove the carriage wires on both front and rear sides Tension spring Carriage wire Fig 6 42 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SCANNER 5 Rotate the carriage 2 in the direction where the inside of the frame is dented shown in the figure at right not to touch the mirror Then take off the carriage 2 J Mirrors 2 and 3 1 Take off the carriage 2 GQ P 6 25 I Carriage wire Carriage 2 Note When replacing the mirrors 2 and 3 replace them together with the carriage 2 The mir rors 2 and 3 should not be removed sepa rately K Platen sensor 1 Take off the rear cover an upper rear cover Fig 6 43 P 2 31 Rear cover P 2 34 Upper rear cover 2 Disconnect 1 connector from the platen sen sor on the left rear position of the equipment upper side 3 Release the latches of the sensor and take off the platen sensor Platen sensor e STUDIO200L 202L 230 232 280 282 SCANNER Fig 6 44 June 2004 TOSHIBA TEC L Carriage home position sensor 1 Take off the rear cover upper rear cover P 2 31 Rear cover P 2 34 Upper rear cover 2 Disconnect 1 connector from the carriage home position sensor on the left rear position
240. the transport pics guide Transport guide Fig 11 29 4 Open the transfer unit and disconnect 5 con nectors Connector White Connector Note When installing the unit do not connect the connectors in the wrong places 5 Slide the transfer unit to the rear side to dis place the supporting point on the front side Then take off the transfer unit Transfer unit Fig 11 31 June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION 11 17 P 1st transport sensor 1 Take off the transfer unit P 11 17 O Transfer unit 2 Extend the holder part to release the hook of the protrusion 3 Rotate the guide and lift it up to take off Holder Fig 11 32 4 Disconnect 1 connector release the latch and then take off the 1st transport sensor 1st transport sensor RY Fig 11 33 Q Exhaust fan 1 Take off the ozone filter P 11 15 L Ozone filter Plate spring 2 Take off the transfer separation charger P 11 15 M Transfer Separation charger 3 Take off the transfer unit P 11 17 O Transfer unit 4 Take off the guide EI P 11 18 1st transport sensor 5 Remove the plate spring Fig 11 34 e STUDIO200L 202L 230 232 280 282 DRUM RELATED SECTION June 2004 TOSHIBA TEC 11 18 05 07 6 Remove 2 springs and 5 screws 7 Take off the case whi
241. ue 3 osy SV a29 avy dwy ma Josu s Jose PPO SNS jun Jese 7197 991 SAS 915 qoo e STUDIO202L 232 232S 282 282S e STUDIO200L 202L 230 232 280 282 OUTLINE OF THE MACHINE 2 27 Fig 2 21 05 11 June 2004 TOSHIBA TEC 2 4 2 Construction of boards 1 Construction diagram of boards This system consists of the following including the SYS board as a main board Laser unit AC input mmm PS ACC I Om 1 Main switch Cover opening closing 1 interlock switch FUS DC power supply line e STUDIO200L 230 230L 280 2808 only mm EH AC power supply line Signal line Fig 2 22 2 Function of each board CCD board This is the board to convert the reflected light by the original to electrical signals It consists of the CCD and its peripheral circuitry The CCD converts the reflected light by the original to analog sig nal and outputs it to the SLG board SLG board This is the board to mainly control the scanning function scanner unit and consists of the Scanner CPU ASIC memory Flash ROM and SRAM A D converter driver for motor drive etc When scanning the original the exposure lamp and scan motor are driven by the command from the Scan ner CPU The analog signal output from the CCD board is then converted to digital signal by th
242. umber of printouts Number of printouts Display not Display not changed button after set changes to 1 while the changes to 1 while the changed ting the copy setting remains setting remains mode unchanged after the unchanged after the copy mode is set copy mode is set Press CLEAR Number keyed in Number keyed in Display not Display not changed button after key changes to 1 after changes to 1 after changed ing in numbers being entered being entered digital keys Press Display not changed Display not changed Display not Display not changed MONITOR changed PAUSE Press FAX but Displays FAX screen Display not changed Display not Display not changed ton changed Press COPY Display not changed Display not changed Display not Display not changed button changed Press SCAN Displays SCAN screen Display not changed Display not Display not changed button changed Press Displays e FILING Display not changed Display not Display not changed e FILING changed Press Display not changed Display not changed Display not Display not changed EXTENSION changed button Press Displays TEMPLATE Display not changed Display not Display not changed TEMPLATE Screen changed button Press USER Displays USER FUNC Display not changed Display not Display not changed FUNCTIONS TIONS screen changed button e STUDIO200L 202L 230 232 280 282 CONTROL PANEL June 2004 TOSHIBA TEC During READY status During warming u
243. up sensor 6 Lower drawer pickup roller 18 Lower drawer empty sensor 7 Registration roller rubber 19 Lower drawer paper stock sensor 8 Registration roller metal 20 Registration sensor 9 1st transport roller 21 1st transport sensor 10 2nd transport roller 22 2nd transport sensor 11 Bypass pickup roller 23 Bypass paper sensor 12 Bypass feed roller June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM 9 1 04 09 Paper feeding section drive system Rear side Upper transport clutch Upper drawer feed clutch 22 31 Middle transport clutch p 34 40 Lower drawer feed clutch Lower transport clutch Fig 9 2 e STUDIO200L 202L 230 232 280 282 PAPER FEEDING SYSTEM June 2004 TOSHIBA TEC 1 Pickup roller This roller moves up and down to draw out a sheet of paper from the bypass tray or the drawer and transport it to the feed roller 2 Feed roller This roller transports the paper from the pickup roller to the registration roller 3 Separation roller This roller is mounted against the feed roller When two sheets of paper or more are transported from the pickup roller the load of the torque limiter spring of the separation roller is greater than the frictional force between the sheets As the result the separation roller is stopped and the lower sheet of paper is not transported any further When only one sheet of paper is tran
244. ver 2 Take off the sheet 3 Disconnect 1 connector Release the latches and take off the ADU exit sensor Ne Fig 15 35 e STUDIO200L 202L 230 232 280 282 AUTOMATIC DUPLEXING UNIT ADU OPTION MD 0102 June 2004 TOSHIBA TEC 15 18 16 POWER SUPPLY UNIT 16 1 Construction The power supply unit consists of the AC filter insulation type DC output circuit heater lamp control cir cuit and damp heater power supply circuit 1 AC filter Eliminates noise from the outside and prevents the noise generated by the equipment from leaking to the outside 2 DC output circuits Converts AC voltage input from outside to DC voltage and supplies it to each electric part The DC voltage is divided into the following two lines a Main line Power supply used in the entire equipment during image forming process Five kinds of voltage 3 3V 5 1V 12V 12V and 24V are output when the main switch of the equipment is turned ON b Door switch line Power supply used in the entire equipment during image forming process being supplied via the door switch Two kinds of voltage 5 1VD and 24VD are out put only when the main switch of the equipment is turned ON and two doors front cover and transfer guide are closed 3 Heater lamp control circuit TRC Triac is driven by the heater control signal HTR1ON HTR2ON from the LGC board and then AC power is supplied to each heater lamp
245. when the laser power is insufficient and decreases the current when the power is excessive to maintain a constant optical output e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT June 2004 TOSHIBA TEC 8 4 Polygonal Motor 1 Drive circuit of the polygonal motor 22 L l 1 1 1 1 1 1 1 P54 BUSAK gt gt POMON 1 E 1 PB6 TOA gt _ gt 1 Es x Engine CPU a i ME f 1 IC8 m 1 P53 BUSRQ 4 K POMPL 1 i 1 1 1 l 1 1 1 1 1 1 LGC board Fig 8 9 2 Control signal The polygonal motor is a DC motor which is PLL controlled by clock signals The signals from LGC board control the polygonal motor Signal Level L Level H Remarks POMON ON OFF Polygonal motor ON signal POMCK Polygonal motor reference clock signal POMPL Normal rotation Abnormal rotation Polygonal motor PLL signal June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT 8 5 Internal cooling fan 2 The internal cooling fan 2 is a DC fan motor for cooling down the laser optical unit and the switching power supply It discharges the heat generated by the polygonal motor and the switching power supply It is controlled to switch rotating in high speed low speed or stopping according to the condition of the equip
246. ws and 2 harness clamps Then release the harness from 3 harness clamps 4 Lower the control panel unit and remove 4 Screws A ALORS 5 Take off the control panel unit while sliding it Control panel NS unit eel June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL 05 11 CI Display PC board DSP board Key control PC board KEY board LCD C 1 e STUDIO200L 230 230L 280 280S 1 Take off the control panel unit P 5 17 B Control panel unit 2 Remove 3 screws and take off the cover 3 Remove 5 screws and take off the hinge bracket 4 Disconnect 5 connectors and remove 1 har ness clamp Then take off the DSP board e STUDIO200L 202L 230 232 280 282 CONTROL PANEL Cover Fig 5 14 DSP board Fig 5 15 June 2004 TOSHIBA TEC 18 05 11 5 Remove 4 screws and take off the LCD Fig 5 16 6 Remove 16 screws and take off the KEY board KEY board C 2 e STUDIO202L 232 232S 282 282S Fig 5 17 1 Take off the control panel unit P 5 17 B Control panel unit 2 Remove 3 screws and take off the cover June 2004 TOSHIBA TEC 05 11 Fig 5 18 e STUDIO200L 202L 230 232 280 282 CONTROL PANEL 3 Remove 5 screws and take off the hinge b
247. y KK 3511 KK 3511 KK 3511 C KK 3511 C Damp heater Standard Standard Standard Standard Fax board GD 1150AS GD 1150NA GD 1150C GD 1150C GD 1160EU N GD 1160NA GD 1160C GD 1160C 2 GN 1041 GN 1041 GN 1041 GN 1041 Bluetooth module GN 2010 GN 2010 GN 2010 GN 2010 Antenna GN 3010 GN 3010 GN 3010 GN 3010 PCI slot GO 1060 GO 1060 GO 1060 GO 1060 Scrambler board GP 1040 GP 1040 GP 1040 GP 1040 Printer kit GM 1070 GM 1070 GM 1070 Printer Scanner kit GM 2070 GM 2070 Standard Scanner Kit GM 4070 GM 4070 GM 4070 Data overwrite kit GP 1060 GP 1060 GP 1060 GP 1060 Desk MH 1700 MH 1700 MH 1700 MH 1700 GQ 1020 GQ 1020 GQ 1020 GQ 1020 controller June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 SPECIFICATIONS ACCESSORIES OPTIONS SUPPLIES 1 21 05 11 Area Taiwan Korea Machine version TWD KRD destination 110V 220 240V Model name e STUDIO232 e STUDIO232 Platen cover KA 3511PC Standard RADF MR 3020 MR 3020 1 Standard Standard 07 1021 1021 Slot cover ADU MD 0102 MD 0102 PFP KD 1011 TW KD 1011 LCF KD 1012A4 KD 1012A4 MJ 1022 MJ 1022 Staple cartridge for MJ 1022 STAPLE 1600 STAPLE 1600 Saddle stitch finisher MJ 1025 MJ 1025 Staple cartridge for MJ 1025 STAPLE 2000 STAPLE 2000 Hole punch unit MJ 6005E MJ 6005E Bridge kit KN 352
248. ygonal mirror c Polygonal mirror cover The polygonal mirror cover reduces the wind age loss and noise prevents adhesion of for eign matter onto the mirror surface and releases heat e STUDIO200L 202L 230 232 280 282 LASER OPTICAL UNIT A Drum Laser beam B Drum Laser beam C Drum Laser beam Fig 8 4 One scan is completed by completion of steps A to C One scan is performed on one plane of the polygonal mirror Eight scans can be made with one rotation of the polygonal mirror June 2004 TOSHIBA TEC 04 07 3 f 0 lenses 1 and 2 These two lenses perform the following adjustment on the laser beam reflected by the polygonal mirror a Uniform velocity scanning Since the polygonal mirror is rotating at a uni form velocity the laser beam reflected from Vn Wider the mirror is scanned over the drum surface at a uniform angle namely the pitch between the dots on the drum is wider at both ends than at the center of the scanning range The f 0 lenses help to correct this difference making all the dot to dot pitches equal on the drum surface Narrow Same intervals Fig 8 5 b Face tilt correction The reflecting plane of the polygonal mirror is slightly tilted to one side against the perfect vertical Horizontal deviation of the laser beam TE H which is caused by the tilt is corrected 7 Sectional shape of laser beam The shape
249. zers differ depending on the model e STUDIO200L 230 230L 280 2808 They are switched to ON OFF with control signals from the SYS board 5 00102021 232 2325 282 2825 They are switched to ON OFF with the signals output from the panel processing CPU based on serial data transmitted from the SYS board SYS board Control panel 1 1 Power 1 Reset signals 1 Inverter for backlight Contrast adjustment circuit LCD display 640 x 240 dots LCD controller Serial data Panel processing iL fee 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 pram Hard key matrix 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Analog input IF Touch panel Decoder LED driver 2 Buzzer e STUDIO202L 232 282 a M LED serial output 3 LED driver i LED Buzzer ON signal l gt Buzzer e STUDIO200L 230 230L 280 280S June 2004 TOSHIBA TEC e STUDIO200L 202L 230 232 280 282 CONTROL PANEL 4 Data Transmission 5 FRAME 240 1 2 240 2 240 1 2 LOAD LEES FR

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