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FS-1118MFP KM-1820

1. A B C D E F G H J i NC NC ver fe NOTDREO es i fams boner savas OS Sek AzB7 AUT ap Asma _AS A8__ Asea Optional fax i amol dan To optional document processor E AM EE FCPWB i A13 B13 1 GND Power 3 3V_ 413 B13 i OAM A14 B14 H OP2IF OP2ACK 414 814 R GND GND YO DE yea Melle HEEM se HEES ee yoy men 12 GND SW 30 29 SEET NC NC 18 17 CET aere CT e el 11 5V TaiwvcH YC1 3 4 28 27 3233555 Eet MENG 16 15 A188 OROW 0K A1818 A3 B3 NONG ER ajay 2 HPSWN 5 5 6 2WN SH 26 25 on Ten A5oS NC NC 14 13 SE E EE aof i 3 GND 1 7 3 QND CPN 24 23 Tee SES d YC13 Optional DIMM slot s SE 2 eg LEE 88 moji 2 GND RSN a kt NC NC 12 11 p sec BS Jee yoa e Lies 4787 5 919 LGND CCDCLK masa a NC SGND 10 9 1 EE rose E e NCUPWB Scanner 11 12 GND CCDCLKN 20 19 aa AUDIO 5V 8 7 2 3 Aastas lL posters m tten TE Home CCD PWB 13 14 GND GND 18 1 FPRST PANTXD 6 5 4 5 enke lees UEL osition 15 16 GND CCDG O
2. K Figure 1 3 11 4 Remove the protective cardboard Protective cardboard Figure 1 3 12 5 Move the lock lever until it is in its unlocked position marked UNLOCK Lock lever Figure 1 3 13 1 3 7 2GM 6 Shake the toner container horizontally back and forth five or six times so that the toner inside of it becomes evenly distributed 7 Remove the orange protective seal Seal Figure 1 3 15 8 Align the knob on the left side of the container with the groove in the process unit and set the toner container into the process unit Toner container Process unit Figure 1 3 16 1 3 8 2GM 9 Hold the process unit stable and push on the areas marked PUSH HERE on the toner container until the container clicks into place Toner container Figure 1 3 17 10 Push the lock lever back into its locked position Lock lever Mei Figure 1 3 18 11 Set the process unit into the machine by aligning the pins on both sides of the process unit with the guides inside the machine and then slide the process unit all the way back into the machine until it stops Figure 1 3 19 1 3 9 2GM 12 Close the front cover 13 Close
3. Ls LS p P jw jw GR rs YC5 C la YC3 K23 K28 K31 H C K EST Ki e Vie d RN d og Vie KB y E 126 mel ka K k vi Di en Tue Ma nee RN a kel ke e ke le ko nel GE S Er kale ei LJ 0 Figure 2 3 19 Operator PWB silk screen diagram Connector i Description YC3 Ground Connected AUDIO signal to the main 5 V DC power supply PWB FPRST signal PANTXD signal PANRXD signal PANRTS signal PANCTS signal 3 3 V DC power supply CHECK signal Temperature detection data JO O1 P D D O 0O O sch a Ground V5 signal V4 signal V3 signal V2 signal V1 signal CAP2 signal CAP2 signal CAP1 signal CAP 1 signal CAP3 signal Ground Ground 3 3 V DC power supply SI signal SCL signal AO signal RES signal CS1 signal Ground Connected to the LCD GO J O O1 BR CO D OOO00000000 OO0O0000 OUT signal OUT signal OO Connected to the speaker 2 3 25 2GM 2 3 8 Scanner PWB The scanner PWB consists of scanner driver circuit Q1 to Q5 and exposure lamp driver circuit U1 relays signals from engine PWB main PWB operation PWB CCD PWB and optional document processor Scanner PWB MOTA ISUMOTA MOTNA Driver ISUMOTNA Scanner MOTB circuit ISUMOTB motor MOTNB U1 ISUMOTNB CCD PWB SE Exposure L
4. Fuser unit Ds E gt d 2 1 6 19 7 Open and split the fuser unit 6 Remove two screws oe Screw Figure 1 6 22 Splitting the fuser unit 2GM 1 Removing the separation claws WARNING The separation claws are extremely hot immediately after the copier was running Allow substantial period of time until it cools down 1 Remove and split the fuser unit see page 1 6 18 2 Loosen the stopper screws 3 Hold the separation claw upright and remove the separation claw and separation claw springs Figure 1 6 23 Removing the separation claws 1 6 20 2GM 2 Removing the heater lamp WARNING e The heater lamp is extremely hot immediately after the machine was running e Allow substantial period of time until it cools down Also the heater lamp is fragile Handle it with great care CAUTION e The heater lamps are fragile Use extreme care when handling not to drop or break e Do not directly touch on the heater lamp Finger prints on the heater lamp s outer surface can prevent proper fusing of toner on paper e When refitting the heater lamp direct the short distance side from the projection in the middle of the lamp facing the machine s left side 1 Remove and split the fuser unit see page 1 6 18 2 Remove all four separation claws see page 1 6 20 3 Remove the screw release the tension of the lamp A holder 4 Remove the heater lamp form the lamp B holder 5 Remo
5. 1 Dirty main charger wire Replace the process unit 2 Defective exposure lamp Check if the exposure lamp light is distributed evenly If not replace the exposure lamp see page 1 6 34 1 5 18 2GM 9 Black dots appear Causes on the image 1 Dirty or flawed drum 2 Dirty contact glass 3 Deformed or worn cleaning blade Causes Check procedures corrective measures 1 Dirty or flawed drum Replace the process unit 2 Dirty contact glass Clean the contact glass 3 Deformed or worn cleaning blade Replace the process unit 10 Image is blurred Causes 1 Deformed press roller 2 Paper conveying section drive problem Causes Check procedures corrective measures 1 Deformed press roller Replace the press roller see page 1 6 26 2 Paper conveying section drive problem Check the gears and belts and if necessary grease them 11 The leading edge of Causes the image is consis 1 Misadjusted leading edge registration tently misaligned with 2 Misadjusted scanner leading edge the original registration Causes Check procedures corrective measures 1 Misadjusted leading edge registration Readjust the leading edge registration see page 1 6 41 2 Misadjusted scanner leading edge Readjust the scanner leading edge registration see page 1 6 46 registration 1 5 19 2GM 12 Paper creases Causes 1 Paper curled
6. U203 Operating DP separately Description Simulates the original conveying operation separately in the DP Purpose To check the DP Method 1 Press the enter key A selection item appears 2 Select the item to using the up down cursor keys Display Operation DP With paper DP Non P Without paper continuous operation 3 Press the start key The operation starts When operation with paper is selected if no original is set in the DP this mode cannot be run When operation without paper is selected if originals are set in the DP this mode cannot be run 4 To stop continuous operation press the stop clear key Completion Press the back key when the operation stops The indication for selecting a maintenance item No appears Checking the operation panel keys Description Checks operation of the operation panel keys Purpose To check operation of all the keys and LEDs on the operation panel Method 1 Press the enter key 2 01 appears and the leftmost LED on the operation panel lights 3 As the keys on the operation panel are pressed in order from the left to right the figure shown increases in increments of 1 If there is an LED corresponding to the key pressed the LED will light 4 When all keys are pressed all LEDs will light for 10 s Completion Press the stop clear key The indication for selecting a maintenance item No appears Changing the copy count timing Description
7. 16 15 PANRXD PANRTS 4 3 6 7 A28 B28 A Jangen AA1S B13 FRINGCONT EXTRING 12 813 MoN2 SN 12 18 GND CCDB E ep PANCTS 3 3V 2 1 8 9 namel None aena EE SH GND CCDR weg anse be sere eee eee 21 22 10 9 12V 45V 23 24 8 7 YC6 YC6 SGND 25 26 BGND PGND S5 Scanner PWE GND SW 2019H 172 2 2 SAMPLEN 33 YC2 27 28 3 a cE GE SL eher 16 15 96 Main PWB dP Sei 4 Laser scanner 3 T H GND RSN 14 13 7 8 515 5 5 unit Ja SUOTA Mail GND CPN u 9 10 le Gu 6 6 Siz 1 T GND SH 10 9 11 12 PDN 7 7 Edo Scanner 2 ISUMOTNB 5 9 GND GND 8 7 113 14 aler nie Siz ISUMOTNA motor 3 3 3 GND CCDG O 6 5 15 16 NOTO a 4HSUMOTB 4 4 GND CCDB E 4 3 __ 17 48 YC7 Saimin GE GND CCDR 2 1 19 20 SG SE DEIER eraser _ Inverter YC2 YC3 De EE Waste toner ae raser lamp Exposure lamp PWB 20 19 NC NC TOON Gr eres sensor PWB GE aay PWB 18 17 NC NC ootd oos ODC oer must GEM e ANOS 4 Operation 16 15 NC NC Somonontmar PVT Doors een z ae Fe 4 PWB ee 14 13 NC NC T ES TTT E E c ee ISGND o 12 11 NC SGND Z ol aL Zozza lc AUDIO 5V 2 3 10 9 AUDIO 5v gzz E 6 sme OS sk see ed sl FPRST PANTXD 4 5 8 7 FPRST PANTXD zz ggzu lt PSS O ne AS gt 4 Palin YC6 PANRXD PANRTS 6 7 6 5 PANRXD PANRTS a GEIER lt ZmZ0022h ah Ee asodaoss2ss E 29 29 OUT vn PANCTS 3 3V 8 9 4 3 PANCTS 3 3V GENEE ooov0re EEE Secours B20 D I Speaker OUT 2 2 CHECK TEMP 1011 12 1 5V TEMP DE AE Ssssoonessses SEELEN 229 Ee L
8. 24V1 13 13 sw1 SGND 5V A11 B11 A11 B11 AC inlet SGND 14 14 SGND SGND A12 B12 A12 B12 SGND 15 15 A B e D E F G H J 2 4 4 KYOCERA MITA EUROPE B V Hoeksteen 40 2132 MS Hoofddorp The Netherlands Phone 31 0 20 654 0000 Home page http www kyoceramita europe com Email info kyoceramita europe com KYOCERA MITA NEDERLAND B V Hoeksteen 40 2132 MS Hoofddorp The Netherlands Phone 31 0 20 587 7200 KYOCERA MITA UK LTD 8 Beacontree Plaza Gillette Way Reading Berks RG2 OBS UK Phone 44 0 118 931 1500 KYOCERA MITA ITALIA S P A Via Verdi 89 91 20063 Cernusco sul Naviglio Milano Italy Phone 39 02 92179 1 S A KYOCERA MITA BELGIUM N V Hermesstraat 8A 1930 Zaventem Belgium Phone 32 0 2 720 9270 KYOCERA MITA FRANCE S A Parc Les Algorlthmes Saint Aubin 91194 GIF SUR YVETTE France Phone 33 0 1 6985 2600 KYOCERA MITA ESPANA S A Edificio Kyocera Avda de Manacor N 2 Urb Parque Rozas 28290 Las Rozas Madrid Spain Phone 34 0 91 631 8392 KYOCERA MITA FINLAND OY Kirvesmiehenkatu 4 00810 Helsinki Finland Phone 358 0 9 4780 5200 KYOCERA MITA SCHWEIZ AG Industriestrasse 28 8604 Volketswil Switzerland Phone 41 0 1 908 4949 KYOCERA MITA DEUTSCHLAND GMBH Mollsfeld 12 40670 Meerbusch Germany Phone 49 0 2159 918 0 KYOCERA MITA GMBH AUSTRIA Eduard Kittenberger Gasse 95 A 1230 Wien Austria Phone 43 0
9. Changes the copy count timing for the total counter and other counters Purpose To be set according to user copy service provider request If a paper jam occurs frequently in the eject section when the number of copies is counted at the time of paper ejection copies are provided without copy counts The copy service provider cannot charge for such copying To prevent this the copy timing should be made earlier If a paper jam occurs frequently in the paper conveying or fusing sections when the number of copies is counted before the paper reaches those sections copying is charged without a copy being made To prevent this the copy timing should be made later Method Press the enter key A selection item appears Setting 1 Select the copy count timing using the up down cursor keys Display Description Feed When secondary paper feed starts Eject When the paper is ejected 2 Press the enter key The setting is set Completion Press the back key The indication for selecting a maintenance item No appears 1 4 13 2GM Maintenance item No Description U403 Adjusting margins for scanning an original on the contact glass Adjustment See page 1 6 48 Adjusting margins for scanning an original from the DP Adjustment See page 1 6 53 1 4 14 Adjusting the scanner automatically Description Uses the original for adjustment P N 2A668011 to carry out the automatic adjustment
10. Check if the contact between the heat roller and its separation claws is correct Repair if any springs are off the separation claws 7 Abnormal noise is heard Check if the rollers and gears operate smoothly Grease the bearings and gears Check if the following electromagnetic clutches are installed correctly feed clutch MP feed clutch and registration clutch Correct 1 5 25 2GM 1 6 1 Precautions for assembly and disassembly 1 Precautions e Be sure to turn the power switch off and disconnect the power plug before starting disassembly e When handling PWBs do not touch connectors with bare hands or damage the board e Do not touch any PWB containing ICs with bare hands or any object prone to static charge e Use only the specified parts to replace the fuser unit thermostat Never substitute electric wires as the machine may be seriously damaged e Do not perform aging without the waste toner tank installed during maintenance service e Prepare the following as test originals 1 NTC new test chart 2 NPTC newspaper test chart 1 6 1 2GM 1 6 2 Removing the process unit 1 Open the front top cover 2 Open the front cover 3 Lift the process unit together with the toner container out of the machine Front top cover Kee Front Cover Cd E SE Process unit Mie Figure 1 6 1 Remov
11. Defective external temperature ther mistor Replace the operation PWB and check for correct operation Contents 2GM Remarks Causes Check procedures corrective measures Waste toner reservoir overflow problem when the total number of copies is less than 100 thousand sheets e After E31 is displayed 1 000 sheets are copied Or waste toner exceeds 5g Defective waste toner sensor or engine PWB Shake the process unit from side to side and turn the power switch off and then on If the problem cannot be solved replace the process unit After replacing the process unit turn the power switch off and then on If the prob lem cannot be solved replace the waste toner sensor or the engine PWB Waste toner reservoir overflow problem when the total number of copies is 100 thousand sheets or more e After E31 is displayed 1 000 sheets are copied Or waste toner exceeds 5g Defective waste toner sensor or engine PWB Shake the process unit from side to side and turn the power switch off and then on If the problem cannot be solved replace the process unit After replacing the process unit turn the power switch off and then on If the prob lem cannot be solved replace the waste toner sensor or the engine PWB Controller system error e After Call for Service person is indi cated the error can be cleared by turning the power switch off and then on Defective main PWB
12. L target Red a target Red b target 0 0 to 100 0 200 0 to 200 0 200 0 to 200 0 FI OD u F CAS Green L target Green a target Green b target 0 0 to 100 0 200 0 to 200 0 200 0 to 200 0 ww OOO DDD lt lt lt w B b Blue L target Blue a target Blue b target 0 0 to 100 0 200 0 to 200 0 200 0 to 200 0 3 Press the enter key The value is set Completion Press the back key The indication for selecting a maintenance item No appears 1 4 15 2GM Maintenance item No Description U901 Checking clearing print counts by paper feed locations Description Displays or clears print counts by paper feed locations Purpose To check the time to replace consumable parts Also to clear the counts after replacing the consumable parts Method 1 Press the enter key The print count will be displayed for each paper feed location Display Paper source Bypass MP tray Cassette 1 Cassette Cassette 2 Optional cassette All Clear Clearing all counts 2 Select the paper feed location to clear the count using the up down cursor keys To clear all counts select All Clear 3 Press the enter key The count is cleared Completion Press the back key The indication for selecting a maintenance item No appears Checking clearing counts by the DP Description Displays the counts of the DP Purp
13. PDL3 AD3 20 ZCROSS POS INTP2 Power supply unit se CI High voltage PWB PC2 Photo triac Heater lamp KIT Thermistor IS Figure 2 3 6 Heater lamp control circuit 2 3 10 2GM The AC power for the heater is applied in one of the five variations of the zero cross switchings as shown in Figure 2 3 7 Each variation is constituted with the unit of ten positive and negative envelops in five cycles as obtained by varying the duration during which TRC1 turns on The heater lamp is energized while TRC1 is kept on the heater lamp is turned off while TRC1 is kept off For example the duty cycle the period of a cycle during which the heater lamp is turned on is maximum for variation No 1 as the heater lamp is energized for the whole envelops The duty cycle is 60 for variation No 3 as the heater lamp is energized for the 6 positive and negative envelops out of 10 The duty cycle is 0 since the heater lamp is kept turned off for the whole envelops CPU U1 selectively switches among those variations for applying voltages to the heater lamp according to the THERMA signal which appears at pin 98 as feedback A fraction of THERMA is applied to pin 2 of comparator U6 1 The comparator maintains comparison of the potential at pin 2 and pin 3 which gives a reference for the possible anomaly in the heater temperature bred by resistors R52 and R57 Should the voltag
14. Removing the exposure lamp siisii ennenen arate aan nls 1 6 34 1 6 14 Removing the SCannmer Miror A ET 1 6 36 126215 Removing the scanner MOO sitios eis ee a ie een 1 6 37 1 6 16 Removing the main charger unit iii 1 6 40 1 6 17 Adjustment the maintenance mode is 1 6 41 1 Adjusting the leading edge registration of image printing 1 6 41 2 Adjusting the center line of image printing 1 6 42 3 Adjusting the amount of slack in the paper 1 6 43 4 Adjusting magnification of the scanner in the main scanning direction ee eeeeseeeeeeeeeeeeeeeeee 1 6 44 5 Adjusting magnification of the scanner in the auxiliary scanning direction eesescecceeeceee 1 6 45 6 Adjusting the scanner leading edge registration 1 6 46 7 Adjusting the scanner center line iii 1 6 47 8 Adjusting the margins for scanning an original on the contact glass eee eeeeeeesteeeeneeeteneeeees 1 6 48 9 Adjusting the DP Magnification sen 1 6 49 10 Adjusting the DP leading edge registration 0 0 0 eeeeeeeeeeeeeeeeeeneeeeeeeeeeeseeeeseneeesesaeeeseeeeeeneeeenas 1 6 50 11 Adjusting the DP trailing edge registration 2 0 eee eeeeeeeeeeeeeeeneeeeeeeeeeneeeeeeeeeeeneeeseseeeseneeeeeea 1 6 51 12 Adiusting the DP cemer line sic tives edtt evi ee einer ede etal av Nereis ation tienes Ae 1 6 52 13 Adjusting the margins for scanning the original from the DP 1 6 53 1 7 Upgradin
15. not turn Off 28 ne en Ur deet 1 5 23 13 M incharging IS not performed DEE 1 5 24 14 Transfer charging is not Performed A 1 5 24 15 A paper jam in the paper feed or exit section is indicated when the power Switch is turned Ons esis casein aie ne es ee 1 5 24 16 The message requesting cover to be closed is displayed when thetfront cover IS cloSed sniene eie rite ee 1 5 24 EIERE eer er terrerec N EE GAN 1 5 24 129 5 Mechanical problems sisi nee Rene ee ie de eee A ee 1 5 25 Ehe eelef Ae le DE 1 5 25 2 No secondar paper feed x caivcestscevicvicesesahcbs atic tae tebe ded ve end destins tests ere rage ne E 1 5 25 G Skewed let DT 1 5 25 4 Th Scanner does not trav l 2 sisi ae ne EENS met lent tee cn 1 5 25 5 Multiple sheets of paper are fed at one time 1 5 25 6 Paper JAMS sn M MS eet ace tee diene ei eee eee a 1 5 25 7 Abnormal noses Heard cerniera scars catceetgugenaybects sat iecagsiceciuagts eedeseneaseeteaann tase iin 1 5 25 1 6 Assembly and Disassembly 1 6 1 Precautions for assembly and disassembly ccecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaeeseeseaeeseeeeeaeeeneeesieeeneenaas 1 6 1 1 Pr CAUTIQNS 12 nee ides sbitesabvorseddaguphec piuhidaced etenbdlghiavansantcschanverscanesgnieclGbssaumeadnacnaniuietagaal 1 6 1 1 622 Removing The process EE 1 6 2 1 6 3 Removing the principal outer covers sise 1 6 3 1 Removing the front top cover face down output Trau 1 6 3 2 Removing the right COVER 2em
16. see page 1 6 22 4 Remove two screws 5 Remove the thermal cutout Figure 1 6 28 Removing the thermal cutout 1 6 25 2GM 6 Removing the press roller WARNING e The press roller is extremely hot immediately after the machine was running Allow substantial period of time until it cools down 1 Remove and split the fuser unit see page 1 6 18 2 Remove the press roller from the fuser unit Press roller Fuser unit Figure 1 6 29 Removing the press roller 1 6 26 2GM 1 6 10 Removing the scanner unit Remove the right and left cover see page 1 6 4 Remove the speaker see page 1 6 10 Remove five connectors and two flexible flat cables from the scanner PWB Remove five screws and then remove the Screw scanner PWB Scanner PWB 2 A BE if Screws Connectors Scanner PWB Flexible flat cables Figure 1 6 30 Removing the scanner PWB 1 6 27 2GM 5 Slide the scanner unit and then remove the 4 Remove two screws scanner unit Figure 1 6 31 Removing the scanner unit 1 6 28 2GM 1 6 11 Removing the laser scanner unit and the eraser lamp 1 Remove the scanner unit see page 1 6 27 2 Remove two screws and then remove grounding plate 3 Remove each two screws and then remove the right and left scanner stays Screws Screws ye R Fig
17. y Install a toner container y Connect the power cord y Inisializing the machine Y Load paper Y Using the one touch key sheet H Make test copies y End of installation 1 3 1 2GM 2GM Unpack D Main body Toner container 3 Power cord Cleaning cloth 6 One touch key sheet CD ROM Outer case Bottom pad Upper pad Side pad Figure 1 3 1 Unpacking Front spacer Pocket spacer Front pad Paper tag 43 Bottom spacer X Top sheet Cassette spacer Output tray sheet og Left pad 5 Bar code labels Right pad 6 Label Corner supports Operation guide Products cover Installation guide Plastic bag 9 Plastic bag Go Plastic bag 2GM CAUTIONS e Be sure to hold both the front and rear sides of the machine when carrying it as shown in the illustration e Be sure not to pull the cassette out when holding the front of the machine e Be sure that the original cover is closed whenever transporting the machine e Do not attempt to carry the machine by holding only the top portion Doing so may result in you dropping the machine and thereby damaging the machine and or its covers Figure 1 3 2 1 3 3 2GM Remove the tapes pads and sheets 1 Remove the sheet and the two tapes 2 Open the original cover 1 3 4 Original cover
18. 1 86338 401 KYOCERA MITA SVENSKA AB Vretenragen 2 6tr 171 54 Solna Sweden Phone 46 0 8 546 550 00 2005 KYOCERA MITA Corporation Ki KYOCERA is a trademark of Kyocera Corporation KYOCERA MITA NORGE Postboks 150 Oppsal NO 0619 Oslo Olaf Helsetsvei 6 NO 0694 Oslo Norway Phone 47 0 22 62 73 00 KYOCERA MITA DANMARK A S Slotsmarken 11 2 DK 2970 H rsholm Denmark Phone 45 7022 3880 KYOCERA MITA PORTUGAL LDA Rua do Centro Cultural no 41 1700 106 Lisbon Portugal Phone 351 0 21 843 6780 KYOCERA MITA SOUTH AFRICA PTY LTD 527 Kyalami Boulevard Kyalami Business Park Midrand South Africa Phone 27 0 11 540 2600 KYOCERA MITA AMERICA INC Headquarters 225 Sand Road Fairfield New Jersey 07004 0008 U S A Phone 973 808 8444 KYOCERA MITA AUSTRALIA PTY LTD Level 3 6 10 Talavera Road North Ryde N S W 2113 Australia Phone 02 9888 9999 KYOCERA MITA NEW ZEALAND LTD 1 3 Parkhead Place Albany P O Box 302 125 NHPC Auckland New Zealand Phone 09 415 4517 KYOCERA MITA THAILAND CORP LTD 9 209 Ratchada Prachachem Road Bang Sue Bangkok 10800 Thailand Phone 02 586 0320 KYOCERA MITA SINGAPORE PTE LTD 121 Genting Lane 3rd Level Singapore 349572 Phone 67418733 KYOCERA MITA HONG KONG LIMITED 11 F Mita Centre 552 566 Castle Peak Road Tsuen Wan New Territories Hong Kong Phone 24297422 KYOCERA MITA TAIWAN Corporation 7F 1 2 No 41 Lane
19. 2 NVRAM Version Memory Card Scanner Version Serial No P a MAC Address FAX information Rings Normal Toner Coverage Rings FAX TEL Average Rings TAD Last Page TX SPEED Size Conversion RX SPEED ECM TX Counter ECM RX Printed V 34 Total Printed Pages REG G3 TX EQR Copier REG G3 RX EQR Printer RX MODEM LEVEL FAX SGL LVL MODEM Scanned Total Scanned Pages Copier Other Paper Size 087E0877 F26BEE6C 000000000000 020A1B t Slash 0000000001 07FE0B001A 37 000F200000 No 1 2 3 4 5 ei 7 8 9 19 11 36 37 38 39 40 055C000039 E800000000 00 0000000000 No gt 41 42 43 44 45 46 47 48 49 50 51 76 77 78 79 80 3DCE No gt 81 82 FAX Information is only printed when the optional fax system is installed in the machine 1 4 22 2GM Service items Description Items Description D Destination information 1 For Europe Australia New Zealand 2 For America Canada South America 3 For Europe Middle East Asia 17 18 19 21 OEM Area information 1 Europe 2 North America 3 Asia except Chine 4 Japan 5 Australia 6 China Printable area Legth Width Offset for each paper source MP tray top offset MP tray left offset Optional drawer top offset Optional drawer left offset Margin Top margin Left margin Operation panel key lock status 0 Off 1 Partial lock cancelling job is available 2 Full lock displayed
20. 2 Paper damp Check procedures corrective measures 1 Paper curled Check the paper storage conditions 2 Paper damp 13 Offset occurs Causes Causes Check the paper storage conditions 1 Defective cleaning blade Check procedures corrective measures 1 Defective cleaning blade 14 Image is partly miss Causes ing 1 Paper damp 3 Flawed drum 2 Paper creased Replace the process unit Check procedures corrective measures 1 Paper damp Check the paper storage conditions 2 Paper creased Replace the paper 3 Flawed drum 1 5 20 Replace the process unit 2GM 15 Fusing is poor Causes 1 Wrong paper 2 Flawed press roller Causes Check procedures corrective measures 1 Wrong paper Check if the paper meets specifications 2 Flawed press roller Replace the press roller see page 1 6 26 16 Image center does not Causes align with the original 1 Misadjusted center line of image printing center 2 Misadjusted scanner center line 3 Original placed incorrectly Causes Check procedures corrective measures 1 Misadjusted center line of image printing Readjust the center line of image printing see page 1 6 42 2 Misadjusted scanner center line Readjust the scanner center line see page 1 6 47 3 Original placed incorrectly Place the original
21. 2 to 255 24 DB_Duty PRT Developing bias clock duty 1 to 99 60 3 Press the enter key The value is set Completion Press the back key The indication for selecting a maintenance item No appears 1 4 10 Initial setting for the developer Description Executes toner install operation Purpose To operate when replacing the process unit Method 1 Press the enter key A selection item appears 2 Select On using the up down cursor keys 3 Press the enter key 4 Turning the power switch off and back on ADDING TONER is displayed and installation of toner starts 5 After approximately 15 minutes the installation is completed and the machine becomes ready Completion Press the back key The indication for selecting a maintenance item No appears Maintenance item No 2GM Description U144 Setting toner loading operation Description Sets toner loading operation Purpose To run when drum filming background blur in paper edge section occurs Method Press the enter key Setting 1 Change the setting using the left right cursor keys Setting value Description 0 Toner not loaded 1 Toner loaded Initial setting 1 2 Press the enter key The setting is set Completion Press the back key The indication for selecting a maintenance item No appears Checking clearing the developing drive time Description Displays the developing drive time for
22. 221 Gangchi Rd Neihu District Taipei Taiwan 114 R O C Phone 02 87511560 KYOCERA MITA Corporation 2 28 1 chome Tamatsukuri Chuo ku Osaka 540 8585 Japan Phone 06 6764 3555 http www kyoceramita com Printed in Holland
23. 2GM Description YC3 Connected to the parallel I F Paper empty signal Select signal CAN signal Not used Ground Ground 5 V DC power supply Ground Ground Ground Ground Ground Ground Ground Ground Ground Ground Ground Ground Not used FAULT signal Not used Not used Power ready signal Not used Connected to the USB 1 OO VBUS signal DATA signal DATA signal Ground YC5 Connected to the Ethernet D 2 S JO O1 BR amp ND 0 000 0 0 TXOP signal 3 3 V DC power supply TXON signal RXIP signal 3 3 V DC power supply RXIN signal Not used Ground 3 3 V DC power supply LEDL signal 3 3 V DC power supply LEDN signal Connected to the scanner PWB GO Joo BR D CCDCLKN GND CCDCLK GND RSN GND CPN GND SH GND GND OOOO 1 O Or OO RGB shift signal Color monochro control signal Color monochro control signal CCD clock signal Ground CCD clock signal Ground CCD RS signal Ground CCD CP signal Ground CCD shift signal Ground Ground Ground Image data G green signal analog Ground Image data B blue signal analog 2 3 5 2GM Connector Pin No Description YC6 19 Connected 20 to the scanner PWB Ground Image data R red signal analog YC7 Connected to the engine PWB SGND SGND 3 3 V 3 3 V 5 V OUTPEN SGND PLGCLK EGSO SCKN EGSI PDMASKN SB
24. 3 50 2GM 3 Connect the modular cord to the line jack 120 V specifications Connect the modular cord with the attached ferrite core to the machine Figure 1 3 51 220 240 V specifications only 4 Attach the core to the power cord of the machine so that the stopper section is located near the power plug as shown in the illustration Figure 1 3 52 5 Plug the power cord into the machine Turn the machine on NOTE 120 V specifications only When connecting a separate phone to the machine attach the ferrite core to the modular cord before connection Loop the modular cord through the ferrite core Ferrite core Figure 1 3 53 1 3 23 2GM Initialization procedure after installation of fax system 1 Insert the machine power plug to the wall outlet and turn the power switch on 2 Run maintenance item U601 3 Enter a destination code using the numeric keys refer to the destination code list and then press the enter key Enter a destination code with three digits Code Destination Code Destination Code Destination 000 Japan 159 South Africa 253 Sweden 009 Australia 169 Thailand France 080 Hong Kong 181 USA Austria 084 Indonesia 242 South America Switzerland 088 Israel 243 Saudi Arabia Belgium 108 Malaysia 253 CTR21 European nations Denmark 126 New Zealand Italy Finland 136 Peru Germany Portugal
25. 5 A white line appears longitudinally ss 1 5 17 6 A black line appears longitudinally ss 1 5 18 7 A black line appears laterally sise 1 5 18 8 One side of the print image is darker than the oer 1 5 18 9 Black dots appear on the image ss 1 5 19 10 Image is Blurred 12e deensafaensd andere en E EE a lubes 1 5 19 11 The leading edge of the image is consistently misaligned with the original eseeeeeeeee 1 5 19 12 GET EE 1 5 20 BE Re Eege 1 5 20 REINER en ue DEE 1 5 20 2GM B BEE 1 5 21 16 Image center does not align with the original Center 1 5 21 1 5 4 Electrical problems reese geg deed a ee iad 1 5 22 1 The machine does not operate when the power switch is turned on 1 5 22 2 The main motor does not operate C2000 oe eecceeeeeeeeeeeeeeeeeeeeeeseaeeeeeeeeaeeseeeeaeeeeeeeseeeneeeenees 1 5 22 3 The scanner motor does not Operate is 1 5 22 4 Cooling fan Ne ee e EE 1 5 22 5 The feed clutch does not Operate sis 1 5 22 6 The MP feed clutch does not operates surssitieessirereans EELER AEEEESEEEEEEESEER EES tendent 1 5 23 7 The registration clutch does not Operate sus 1 5 23 8 The eraser lamp does not turn On ENNER ati eel atin ein eee 1 5 23 9 The exposure lamp does not turn on sis 1 5 23 10 The exposure lamp does not turn Off secs cites sieiavis di liunevee diet piraterie nette laisse dat 1 5 23 11 The heater lamp does not turn on sisi 1 5 23 12 Th heater lamp does
26. A 4 Power source frequency 50 Hz 0 3 60 Hz 0 3 5 Installation location e Avoid direct sunlight or bright lighting Ensure that the photoconductor will not be exposed to direct sunlight or other strong light when removing paper jams e Avoid extremes of temperature and humidity abrupt ambient temperature changes and hot or cold air directed onto the machine e Avoid dust and vibration Choose a surface capable of supporting the weight of the machine e Place the machine on a level surface maximum allowance inclination 1 e Avoid air borne substances that may adversely affect the machine or degrade the photoconductor such as mercury acidic of alkaline vapors inorganic gasses NOx SOx gases and chlorine based organic solvents Select a room with good ventilation 6 Allow sufficient access for proper operation and maintenance of the machine Machine front 1000 mm 39 3 8 Machine rear 300 mm 1113 16 Machine right 300 mm 1 113 16 Machine left 300 mm 1113 16 a 385 mm 153 16 b 460 mm 181 8 c 496 mm 192 16 d 421 mm 165 8 e 665 mm 263 16 f 740 mm 293 16 Figure 1 2 1 Installation dimensions 1 2 1 1 3 1 Unpacking and installation 1 Installation procedure C Start D Y Unpack Y Remove the tapes pads and sheets Y Remove the pin holding scanner unit
27. Check and remedy The exit roller and exit pul leys do not contact cor rectly Check and remedy 1 5 7 2GM 1 5 2 Self diagnosis 1 Self diagnostic function This unit is equipped with a self diagnostic function When a problem is detected copying is disabled C and a number between 0030 and 7990 altenates indicating the nature of the problem After removing the problem the self diagnostic function can be reset by turning interlock switch off and back on 2 Self diagnostic codes Contents Remarks Causes Check procedures corrective measures Fax control PWB system problem e Processing with the optional fax soft ware was disabled due to a hardware or software problem Defective fax con trol PWB Replace the fax control PWB and check for correct operation Fax control PWB incompatibility de tection problem e Optional fax software is not compat ible with main software Fax software or main software is something of the other machine Check the version of the Fax software and the main software upgrade the version to the compatible software Backup memory read write problem engine PWB e Read and write data does not match Defective backup RAM or engine PWB Replace the engine PWB and check for correct operation Backup memory data problem en gine PWB e Data in the specified area of the backup memory does not match the specified values Problem
28. Common Setting and press the enter key Select Custom Orig Size and press the enter key Select Common Setting and press the enter key Select the type of paper and press the enter key Select Back and press the enter key JO O1 P OC ND Registering the paper size and type for the MP tray Select Common Setting and press the enter key Select Orig Paper Set and press the enter key Select MP Tray Set and press the enter key Select MP Tray Size and press the enter key Select the size of paper and press the enter key Select MP Tray Type and press the enter key Select the type of paper and press the enter key Select Back and press the enter key Joo BR D Creating a custom paper type 1 Select Common Setting and press the enter key 2 Select Orig Paper Set and press the enter key 3 Select Media Type Adi and press the enter key 4 Select the type of paper or select one of the custom settings and press the enter key 5 Select the desired paper weight and press the enter key 6 Select the desired printing exposure and press the enter key 7 Enter the desired name for this custom paper type and press the enter key Selecting the paper feed location 1 Select Common Setting and press the enter key 2 Select Orig Paper Set and press the enter key 3 Select Def Paper Input and press the enter key 4 Select the paper feed location and press the enter key De
29. Defective engine PWB Defective high voltage PWB See page 1 5 16 14 Transfer charging is not performed Poor contact in the high voltage PWB connector terminals Defective engine PWB Defective high voltage PWB See page 1 5 16 15 A paper jam in the paper feed or exit section is indicated when the power switch is turned on A piece of paper torn from paper is caught around registration sensor or exit sensor Check and remove if any Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it does replace the regis tration sensor Defective exit sensor Check if YC7 7 on the engine PWB remains low when the exit sensor is turned on and off If it does replace the exit sensor 16 The message re questing cover to be closed is displayed when the front cover is closed Poor contact in the con nector terminals of inter lock switch Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Defective interlock switch Check for continuity across switch If there is no continuity when the switch is on replace it 17 Others 1 5 24 Wiring is broken shorted or makes poor contact Check for continuity If none repair Noise Locate the source of noise and remove 1 5 5 Mechanical probl
30. Defective engine PWB Check if YC4 9 on the engine PWB go low when the main motor is operated If not replace the engine PWB 3 The scanner motor does not operate Broken scanner motor coil Check for continuity across the coil If none replace the scanner motor Poor contact in the scan ner motor connector termi nals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable 4 Cooling fan does not operate Broken Cooling fan coil Check for continuity across the coil If none replace Cooling fan Poor contact in the Cool ing fan connector termi nals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable 5 The feed clutch does not operate 1 5 22 Broken feed clutch coil Check for continuity across the coil If none replace the feed clutch Poor contact in the feed clutch connector terminals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Defective engine PWB Check if YC4 1 on the engine PWB goes low when the feed clutch is turned on If not replace the engine PWB Problem Causes 2GM Check procedures corrective measures 6 The MP feed clutch does not operate Broken MP feed clutch coil Check for continuity across the coil If none re
31. Figure 1 3 4 2GM 3 Remove the eight tapes the two pads and the sheet Figure 1 3 5 4 Pull the cassette out of the machine Figure 1 3 6 Cassette spacer E ER a E D re o 2 Ka ER E E u Kal o O ER EN gt E vi o E wn Red o oO Figure 1 3 7 1 3 5 2GM Remove the pin holding scanner unit 1 Remove the yellow pin for scanner unit and the paper tag from the left side of the machine Figure 1 3 8 Install a toner container 1 Open the front top cover and front cover 2 Store the pin for scanner unit on the inside of the front cover as shown in the illustration Be sure to save this pin as it is essential that it be used whenever the machine is moved The location for storing the pin is clearly marked on the right side of the inside portion of the front cover Figure 1 3 10 1 3 6 2GM 3 Remove the process unit from the machine CAUTIONS e Place the process unit on a clean level surface e Never expose the process unit to any sort of impact or shock e The drum in the process unit is sensitive to light Never expose the drum even to normal office lighting 500 lux for more than five minutes e
32. If this error occurs again even after the power switch is turned off and then on again replace the main PWB and check for correct operation ROM checksum error e After Call for Service person is indi cated the error can be cleared by turning the power switch off and then on Defective main PWB If this error occurs again even after the power switch is turned off and then on again contact the Service Administrative Division ROM checksum error e After Call for Service person is indi cated the error can be cleared by turning the power switch off and then on Defective main PWB If this error occurs again even after the power switch is turned off and then on again contact the Service Administrative Division Controller system error Defective main PWB If this error occurs again even after the power switch is turned off and then on again contact the Service Administrative Division Controller system error Defective main PWB If this error occurs again even after the power switch is turned off and then on again contact the Service Administrative Division Controller system error Defective main PWB If this error occurs again even after the power switch is turned off and then on again contact the Service Administrative Division Controller system error Defective main PWB If this error occurs again even after the power switch is turned off and then on agai
33. NORinstall NOR side Install command group File VERDEF Configuration file ppcboot bin Boot program zlmage kmmfp Kernel program initrd bin Initialization processing file rootdiskimage cramfs Controller program setupdiskimage cramfs Controller program setting file e Before upgrading the firmware make sure to quit the web browser displaying COMMAND CENTER e After completing the firmware upgrading restart the web browser to connect to COMMAND CENTER as necessary Procedure il 2 3 memory cover Remove two screws and then remove the CF cover Insert Compact Flash in a CF slot on the main PWB Insert it straight all the way into the machine with the front side facing the rear of the machine If the power switch is turned on when the Compact Flash is not properly inserted the main PWB may be damaged Insert the power plug and turn the power switch on Downloading is displayed on the operation panel and firmware upgrade operation will start for approximately 2 minutes and 15 P CF cover Turn the power switch off and disconnect the power plug Remove the pin and then remove the Figure 1 7 1 Ge bu Never turn the power switch off during eet eae upgrading SS Lk Completed is displayed on the operation i a O panel when upgrading is complete 0 0 Turn the power switch off and disconnect the EI 3 power plug Re
34. a test copy Printing cannot be stopped until the preset number of sheets is printed Press the system menu counter key For copy example 1 increase the value using the right cursor key For copy example 2 decrease the value using the left cursor key Is the image correct Setting range 25 to 25 Initial setting O Changing the value by 1 changes the magnification by 0 1 Increasing the value makes the image wider and decreasing it End makes the image narrower Press the back key to exit maintenance mode 1 6 44 2GM 5 Adjusting magnification of the scanner in the auxiliary scanning direction Perform the following adjustment if the magnification in the auxiliary scanning direction is not correct U065 U065 main scanning auxiliary scanning direction P 1 6 44 direction Caution Before making the following adjustment ensure that the above adjustments have been made in maintenance mode Procedure Start Enter maintenance mode D _ Enter 065 using Original Copy Copy up down cursor keys example 1 example 2 WE Press the enter key Figure 1 6 56 Select Sub Scan Adj auxiliary scanning direction using up down cursor keys RE RE Press the system menu counter key La Press the enter key The new setting Place an original and press is stored the start key to make a test copy Printing cannot be stopped until the preset numbe
35. checking or changing a figure Purpose To enter the developing drive time again after carrying out initialization with U020 and to clear the developing drive time when replacing process unit Method 1 Press the enter key The developing drive time is displayed in minutes 2 Change the setting using the left right cursor keys or numeric keys Setting range 0 to 99999 To clear the developing drive time set the value to 0 3 Press the enter key The value is set Completion Press the back key The indication for selecting a maintenance item No appears 1 4 11 2GM Maintenance item No Description U161 Setting the fusing control temperature Description Changes the fusing control temperature Purpose Normally no change is necessary However can be used to prevent curling or creasing of paper or solve a fusing problem on thick paper Method Press the enter key A selection item appears Setting 1 Select the item to be set using the up down cursor keys 2 Change the setting using the left right cursor keys Display Description Setting range Initial setting 135 160 First Temp Primary stabilization fusing temperature 100 to 165 C Second Temp Secondary stabilization fusing temperature 100 to 165 C Copy Temp 1 Printing operation temperature 1 160 to 220 C 190 Copy Temp 2 Printing operation temperature 2 160 to 220 C 195 Temp 1 Cont Number of sheets for fusing control
36. el SCAN3 Q7 TP205 eTa SCANO Q12 TP157 Bee x GH Ze H pes VV 2 2 p KEYIN7 lt Sch TP160 R69 S Z E 7 Fai KEYING lt Rt L Ne P Sy TP163 M e Ca Sie Aer BA SGND 9 oO KEYIN5 ins Pan ar A 4 Ko KE R75 A J JA am LE au E A 7 E K31 _ K35 K39 senp E a ve a al 6 Pl fl ae 5 EEN med SE SS E a a Gs gd TP172 vw K7 K15 ig R82 W Gell 2 Gell fo eg A Leg ke KEYIN2 pw f 17 a S A i SGND TP175 vw K4 K12 K43 e ee LF LE Ee g ES L EE SE 7 T 7 A Ge mp ARA er Ter NAN ANA KEYINo No l Pa 2 Be P Pa Pa P sG mw feel N N N N N N N N SGND 43 3V E YD1 a D2 D3 a D4 YDS TD a D7 _YD8 R90 ENGY_KEY S i SGND SGND et 198 6 We 2 toe re 5 LED3 gt EN ji AA A A A A D29 der 3 4 TP196 x x x x al 3 Bag _R98 LEDG LEDG LEDG LEDG LEDG Bac Di0 4 D14 D18 D22 D27 mea 001 Vi 2 A A A a m TP199 eoo 2 EL gge fepe wier e am 3 4 TP202 x x Ka x X ato TI R94 L SGND WA LEDG LEDG LEDG pee 1 TP207 Di2 Di6 D20 TP206 e d a x x fa mes LED1 gt 2 5 j ei E e f SCAN2 ITI R96 SGND ee GR Le Q9 KE 2 3 e SGND LEDO gt 2 5 if 3 fe 4 TP212 ITI R97 SGND NVV 2 3 24 Figure 2 3 18 Operator PWB circuit block diagram 2GM
37. in a humid or dusty place This may cause fire or electric shock S e Do not install the copier near a radiator heater other heat source or near flammable material ER VIE EE as possible Insufficient ventilation may cause heat buildup and poor copying performance e Always handle the machine by the correct locations when MOVING it cceeeeeeeeeeeeeeteeeeetenteeeeeteee e Allow sufficient space around the copier to allow the ventilation grills to keep the machine as cool S e Always use anti toppling and locking devices on copiers so equipped Failure to do this may cause the copier to move unexpectedly or topple leading to injury e Avoid inhaling toner or developer excessively Protect the eyes If toner or developer is accidentally ingested drink a lot of water to dilute it in the stomach and obtain medical attention immediately If it gets into the eyes rinse immediately with copious amounts of water and obtain IMECICAlAMOMTON DEE e Advice customers that they must always follow the safety warnings and precautions in the copier s Q instruction NandDoOK sien aan n a ae EE E A o a RE A AE SAE EREA 2 Precautions for Maintenance WARNING e Always remove the power plug from the wall outlet before starting machine disassembly e Always follow the procedures for maintenance described in the service manual and other related PROCS S ER Rata a main are E dm ie tm ee D io e Under no c
38. it needs to be set as On by setting the FAX remote diagnosis system Procedure 1 Select Remote Diag ID using cursor up down keys and press the enter key 2 Enter a 4 digit ID using the numeric keys 2GM 1 5 1 Paper misfeed detection 1 Paper misfeed indication When a paper misfeed occurs the machine immediately stops copying or printing and displays the jam location on the operation panel To remove paper jammed in the machine open the face up output tray front top cover front cover or pull the cassette out To remove original jammed in the optional DP open the DP original cover Paper misfeed detection can be reset by opening and closing the respective covers to turn interlock switch off and on Figure 1 5 1 Misfeed inside the machine Misfeed in the cassette Misfeed in the optional cassette LO Misfeed in the MP tray Misfeed in the optional DP 1 5 1 2GM 2 Paper misfeed detection conditions Figure 1 5 2 1 5 2 Section Jam code Description 2GM Conditions System 03 No paper feed When the power switch is turned on or front top cover is closed the machine detects activation of the registration sensor or the exit sensor Cover open JAM A cover open state is detected during copying or printing Secondary paper feed timeout When the machine waits for secondary paper feed 15 s or more have elapsed Paper feed section No paper fe
39. items to reenter the settings after initialization or replacement Method 1 Press the enter key A selection item appears 2 Select the item to be output using the up down cursor keys Description Display Output list Maintenance Outputs the maintenance list Event Log Outputs the event log report 3 Press the enter key The test print mode is entered and a list is output Completion Press the back key while a selection item is displayed The indication for selecting a maintenance item No appears Detail of event log Event Log MFP Firmware Version 2GM_2000 001 073 2004 12 26 ee 1 Paper Jam Log 2 Service Call Log Count Event Count Service Code Descriptions r 05 43 01 08 01 01 Paper Jam Printer Main Unjt Paper Late 1 9999999 01 80 9999998 F4 50 9999997 01 80 9999996 F4 15 9999995 01 80 9999994 01 80 9999993 01 80 9999992 01 80 ren NWORUD NO a b c d e f 05 43 01 08 01 01 Maintenance Log Count Item 1 9999999 01 00 4 Counter Log J03 000 J10 000 J20 000 J40 000 J71 000 J7F 000 CF450 001 J04 000 J11 000 J21 000 J50 000 J7A 000 C0180 006 M00 001 J05 001 J12 000 J22 000 J70 000 J7B 000 CF415 001 1 4 3 2GM Maintenance item No Description Item Description Paper Jam Log Log number 1 to 16 jams are recorded If the number of jams exceeds 16 the oldest log is deleted Count Number of pages Total page
40. lamp On Off Exposure lamp On Off Connected to the inverter PWB LAMP PGND Exposure lamp On Off Ground YC3 Connected to the scanner home position sensor Ground Scanner home position sensor On Off 5 V DC power supply 2 3 23 2GM 2 3 7 Operation PWB The operation PWB consists of key switches and LEDs The lighting of LEDs is determined by scan signals SCANO to SCAN and LED lighting selection signals LEDO to LED3 from the main PWB The key switches operated are identified by the scan signals SCANO to SCAN and the return signals KEYINO to KEYIN7 As an example to light LEDG9 the LED lighting selection signal LED3 should be driven low in synchronization with a low level on the scan signal SCANO LEDs can be lit dynamically by repeating such operations As another example if K9 is pressed the corresponding key switch is turned on feeding the low level of the scan signal SCAN6 back to the main PWB via the return signal KEYIN7 The main PWB locates the position where the line outputting the scan signal and the line inputting the return signal cross and thereby determines which key switch was operated 5V TP159 Q3 tre le SCAN7 Zi TP165 och SCAN6 Q4 TP171 Gei SCAN5 Q5 TP177 efe SCAN4 Q6 TP191 ND
41. of scanner scanner center line adjustment scanner leading edge registration adjustment magnification of the scanner in the auxiliary scanning direction adjustment monochrome color input y adjustment and color correction Purpose To run after replacing the engine PWB ISU unit exposure lamp or platen glass shading plate Before carrying out automatic adjustment input the target values using U425 Setting the target Method Run U425 Setting the target to input the target values Set the original to be used for adjustment on the platen Set five or six sheets of blank paper on the original for adjustment that has been set Press the enter key A selection item appears Select Execute using the up down cursor keys Press the enter key Adjustment is carried out Do not turn the power switch OFF or open close the cover turning the safety switch OFF ON before automatic adjustment is complete 7 If the adjustment is successful OK is displayed If not NG is displayed If NG is displayed set the original for adjustment properly again gently close the original cover and then carry out the adjustment again Completion Press the back key The indication for selecting a maintenance item No appears Maintenance item No 2GM Description U425 Setting the target Description When running U411 Adjusting the scanner automatically input the color data value of the specified patch
42. only USB information 0 Not installed 1 Full speed 2 Hi speed Engine information Monochirome AGC offset odd result Monochirome Hexadecimal AGC offset odd setting value Monochirome AGC offset even result Monochirome AGC offset even setting value Monochirome AGC gain odd result Monochirome AGC gain odd setting value Monochirome AGC gain even result Monochirome AGC gain even setting value Color AGC offset red result Color AGC offset red setting value Color AGC offset green result Color AGC offset green setting value Color AGC offset blue result Color AGC offset blue setting value Color AGC gain red result Color AGC gain red setting value Color AGC gain green result Color AGC gain green setting value Color AGC gain blue Color AGC gain blue setting value Lamp stabilization parameter A B C Toner installation mode Maintenance information Hexadecimal No Data Description Amount of slack in the paper Drawer MP tray Optional drawer Shading position Scanner magnification Print start timing DP magnification DP scanning timing Leading edge Trailing edge Other high voltages Developing bias clock frequency Developing bias clock frequency Transfer charging output OFF timing Transfer charging output ON timing Developing bias clock frequency Developing bias clock duty OANOARWN 1 4 23 2GM Service items Description Items Description Maintenan
43. page 1 6 10 4 Remove the connector from the scanner PWB 5 Remove two screws and then remove two grounding plates 6 Loosen two screws and then release the tension of a scanner belt 7 Remove the scanner belt 2GM a OoOo mee H gt UL Scanner PWB Connector Figure 1 6 44 Removing the scanner motor 1 Screw KR Screw Grounding plates Figure 1 6 45 Removing the scanner motor 2 Scanner belt Figure 1 6 46 Removing the scanner motor 3 1 6 37 2GM 8 Remove three screws and then remove the grounding plate eo A SA ZNN Le Figure 1 6 47 Removing the scanner motor 4 9 Remove the stopper ring and then detach the scanner shaft Detach the shaft taking care to tilt it as little Stopper ring as possible Scanner shaft Figure 1 6 48 Removing the scanner motor 5 1 6 38 10 Remove the cable from the cable clamps 11 Remove four screws and then remove the scanner motor mount with scanner motor 12 Remove the screw and then remove the scanner motor 2GM Screws Screw nner motor moun aA Scanner motor mount Cable clamps Scanner motor mount Figure 1 6 50 Removing the scanner motor 7 1 6 39 2GM 1 6 16 Removing the main charger unit 1 Remove the process unit from the machine see page 1 6 2 2 Unlatch three snaps and remove the main charger cap 3 Draw the mai
44. positively charged toner is then attracted to the areas of the drum which was exposed to the laser light The gap between the drum and the developing roller is approximately 0 3 mm The non exposed areas of the drum repel the positively charged toner as these areas maintain the positive charge The developing roller is also AC biased to ensure contrast in yielding by compensating the toner s attraction and repelling action during development 2 1 14 2GM 5 Transfer The image developed by toner on the drum is transferred onto the paper because of the electrical attraction between the toner itself and the transfer roller The transfer roller is negatively biased so that the positively charged toner is attracted onto the paper while it is pinched by the drum and the transfer roller Transfer roller Transfer bias High voltage PWB Bias Engine PWB PWB YC1 A6 RTHVDR YC8 15 YC1 A5 l mae YC8 13 YC T YC1 A7 CSS YC7 2 YC1 A8 YC7 6 __ Figure 2 1 15 Transfer The nominal transfer bias is set to approximately 1 8 kV limit with the 6 mA current Since the ideal potential of the transfer bias depends on the thickness of paper the bias is raised to approximately 2 5 kV 6 mA for thicker paper On the other hand the bias current is reduced to 1 8 kV 6 mA for thin paper 2 1 15 2GM 6 Fusing The toner on the paper is molten and pressed into the paper as it pas
45. press the enter key 3 Select the time zone and press the enter key Turning the summer time setting ON OFF 1 Select Date Timer Set and press the enter key 2 Select Summer Time and press the enter key 3 Select either On or Off and press the enter key Setting of the panel reset time 1 Select Date Timer Set and press the enter key 2 Select Auto Panel Reset and press the enter key 3 Select either On or Off and press the enter key 1 4 19 2GM Setting of the reset time 1 Select Date Timer Set and press the enter key 2 Select Reset Timer and press the enter key 3 Register the current reset timer and press the enter key Setting the low power time 1 Select Date Timer Set and press the enter key Setting defalt original size 1 Select Common Setting and press the enter key 2 Select Orig Paper Set and press the enter key 3 Select Def Org Size and press the enter key 4 Select the desired size and press the enter key Registering the paper size and type for cassettes Select Common Setting and press the enter key 2 Select Low Power Timer and press the enter key 3 Select the desired time for the low power mode to engage and press the enter key Select Orig Paper Set and press the enter key Select Cassette1 2 Set and press the enter key Select Cassette1 2 Size and press the enter key Select the size of paper and press the enter key Select Cassette1 2 Type and press the enter ke
46. system menu counter key Increase the value using the right cursor key Press the system menu counter key Decrease the value using the left cursor key Setting range 50 to 50 Initial setting O Changing the value by 1 changes the amount of slack by 0 18 mm The greater the value the larger the amount of slack the smaller the value the smaller the amount of slack Copy example 2 1 6 43 2GM 4 Adjusting magnification of the scanner in the main scanning direction Perform the following adjustment if the magnification in the main scanning direction is not correct U065 U065 main scanning auxiliary scanning direction direction P 1 6 45 Caution Before making the following adjustment ensure that the above adjustments have been made in maintenance mode Also perform 5 Adjusting magnification of the scanner in the auxiliary scanning direction page 1 6 45 and 7 Adjusting the scanner center line page 1 6 47 after this adjustment Start Y Enter maintenance mode LU Enter 065 using up down cursor keys Original Copy Copy example example 2 Procedure U Press the enter key Figure 1 6 55 y Select Main Scan Adj main scanning direction using up down cursor keys Press the system menu counter key Press the enter key The new setting Place an original and press is stored the start key to make
47. the front top cover Figure 1 3 21 1 3 10 Connect the power cord 1 Connect the power cord Initializing the machine 1 Turn the power switch to the machine ON The machine will begin replenishing the toner Wait until it has completed that operation 15 minutes Once the toner has been replenished and the machine is once again in a ready to use state Ready to copy will appear on the message display and the Start indicator will light green d 15 uf Gi Log Out unter eO Iess Recall d l ct l Address LU Book Le Le Pause KS MEnter CD 2GM Power cord Figure 1 3 22 Power switch Figure 1 3 23 Power GHI JKL MNO Stop Clear OOO amp PQRS TUV Start Figure 1 3 24 1 3 11 2GM Load paper 1 Pull the cassette out of the machine Cassette Figure 1 3 25 2 Adjust the paper stopper in the rear portion of the cassette to fit the size of the paper being loaded there by pressing in on the release buttons and sliding the paper stopper to the corresponding paper size NOTES e The paper sizes are marked on the bottom of the cassette e The default factory setting is for A4 Letter size paper Paper stopper Figure 1 3 26 Adjusting the paper stopper for Folio or Oficio Il Stopper ext
48. the new PWB Screws e 550 Es 5 Figure 1 6 11 Removing the engine PWB KE O 2GM 1 6 9 2GM 2 Removing the main PWB 1 Remove the right cover see page 1 6 4 2 Remove the connector 3 Remove the screw and then remove the speaker Figure 1 6 12 Removing the speaker 4 Remove three connectors 5 Remove the flexible flat cable 6 Remove seven screws and then remove the main controller shield with main PWB Main controller shield with main PWB Flexible flat cable Connectors Screws Figure 1 6 13 Removing the main controller shield with main PWB 1 6 10 2GM 7 Remove two screws at the back of the main PWB When replacing the PWB with a new PWB remove the EEPROM from the old PWB and mount it to the new PWB Main PWB Figure 1 6 14 Removing the main PWB 1 6 11 2GM 3 Removing the power supply PWB and high voltage PWB 1 2 3 4 5 6 1 6 Remove the process unit see page 1 6 2 Remove the left cover see page 1 6 4 Remove three c
49. the test print mode 2 Set the original and press the start key The test printing however cannot be stopped until the preset number of sheets is printed 3 To return to the indication for setting press the system menu counter key Completion Press the back key The indication for selecting a maintenance item No appears Maintenance item No 2GM Description U063 Adjusting the shading position Description Changes the shading position Purpose Used when white lines continue to appear longitudinally on the image after the shading plate is cleaned This is due to flaws or stains inside the shading plate To prevent this problem the shading position should be changed so that shading is possible without being affected by the flaws or stains Method Press the enter key Setting 1 Change the setting using the left right cursor keys Display Description Setting range Initial setting Adjust Data Shading position 5 to 5 0 Increasing the setting moves the shading position toward the machine left and decreasing it moves the position toward the machine right 2 Press the enter key The value is set Test print mode While this maintenance item is being performed copying from an original can be made in test print mode 1 Press the system menu counter key The machine enters the test print mode 2 Set the original and press the start key The test printing however cannot be stopped unt
50. value is set Test print mode While this maintenance item is being performed copying from an original can be made in test print mode 1 Press the system menu counter key The machine enters the test print mode 2 Set the original and press the start key The test printing however cannot be stopped until the preset number of sheets is printed 3 To return to the indication for setting press the system menu counter key Completion Press the back key The indication for selecting a maintenance item No appears 1 4 8 Turning the DP scanning position adjust mode on off Description Turns on or off the DP scanning position adjust mode in which the DP original scanning position is adjusted automatically by determining the presence or absence of dust on the slit glass Also changes the reference data for identifying dust Reference In the DP original scanning position adjust mode the presence or absence of dust is determined by comparing the scan data of the original trailing edge and that taken after the original is conveyed past the DP original scanning position If dust is identified the DP original scanning position is adjusted for the following originals Purpose Used to prevent appearance of black lines due to dust adhering in the original scanning position on the slit glass when the DP is used Method 1 Press the enter key A selection item appears 2 Select the item to be set using the up down cursor keys Disp
51. with the backup memory data Turn interlock switch off and back on and run maintenance item U020 to set the con tents of the backup memory data again Defective backup RAM If the C0160 is displayed after re setting the backup memory contents replace the backup RAM or engine PWB Accounting count problem e When the power is turned on the to tal count and the scan count are ab normal both on the main PWB and the engine PWB Defective main PWB or engine PWB Replace the main PWB or engine PWB and check for correct operation Machine number mismatch e When the power is turned on the ma chine number does not match be tween the main PWB and the engine PWB Defective main PWB or engine PWB Replace the main PWB or engine PWB and check for correct operation Communication problem between the main PWB and engine PWB e When the power is turned on the ma chine does not detect the low level of SBSY and the high level of SDIR for three seconds 1 5 8 Poor contact in the connector ter minals Check the connection of connectors YC7 on the main PWB and YC3 on the engine PWB and the continuity across the con nector terminals Repair or replace if nec essary Defective main PWB or engine PWB Replace the main PWB or engine PWB and check for correct operation Contents 2GM Remarks Causes Check procedures corrective measures Communication problem
52. 1 to 99 5 Printing operation temperature 1 Temperature in printing operation at the start of printing Printing operation temperature 2 Temperature in printing operation after the specified number of sheets for fusing control have passed Number of sheets for fusing control The number of sheets to be counted for switching from printing operation temperature 1 to printing operation temperature 2 The temperatures are to be set such that Secondary stabilization 2 Primary stabilization 3 Press the enter key The value is set Completion Press the back key The indication for selecting a maintenance item No appears 1 4 12 Resetting the fusing problem data Description Resets the detection of a service call code indicating a problem in the fusing section When a service call concerning the fusing section occurs turn the power switch off and open the front cover Then turn the power switch on and press the system menu counter key to enter the maintenance mode Purpose To prevent accidents due to an abnormally high fusing temperature Method 1 Press the enter key A selection item appears 2 Select Execute using the up down cursor keys 3 Press the enter key The fusing problem data is initialized Four service calls namely C6000 C6020 C6050 and C6400 are reset Completion Press the back key The indication for selecting a maintenance item No appears Maintenance item No 2GM Description
53. 10 0 0 5 mm Scanner leading edge margin 0 0 to 10 0 0 5 mm Scanner right margin 0 0 to 10 0 0 5 mm Scanner trailing edge margin 0 0 to 10 0 0 5 mm Yes Proceed to another mode Press the back key to exit maintenance mode End 1 6 48 9 Adjusting the DP magnification 2GM Adjust magnification in the auxiliary scanning direction if magnification is incorrect when the DP is used U065 gs d P 1 6 44 vate Caution Before making the following adjustment ensure that the above adjustments have been made in maintenance mode Procedure Ce Enter maintenance mode Enter 070 using up down cursor keys Press the enter key t Original Copy Copy example 1 example 2 Figure 1 6 60 Press the system menu counter key Place an original on the DP and make a test copy Printing cannot be stopped until the preset number of sheets is printed Press the enter key The new setting is stored Is the image correct Press the system menu counter key For copy example 1 increase the value using the right cursor key For copy example 2 decrease the value using the left cursor key Setting range 25 to 25 Press the back key to exit maintenance mode Initial setting 2 Changing the value by 1 changes End the magnification by 0 1 Increase the value make
54. 137 Philippines Spain lreland 152 Middle East U K Norway 156 Singapore Netherlands 254 Taiwan 4 Enter the OEM code 000 and then press the Ini Keep data enter key 5 After data initialization the entered destination OEM codes and ROM version are displayed A ROM version displays three kinds application IPL and boot 6 After completing the installation run a communications test to confirm that the fax system is working correctly 1 3 24 COMPLETED XXX 000 APL settee reece eae BOOT cet ie IS xxx Figure 1 3 54 2GM 1 4 1 Maintenance mode The machine is equipped with a maintenance function which can be used to maintain and service the machine 1 Executing a maintenance item Y Press the system menu counter key Y Select Service setting using the up down cursor keys Y While pressing the start key and the key press the enter key Maintenance mode is entered Select Maintenance mode using the up down cursor keys Press the enter key Enter the maintenance item number using the up down keys The maintenance item is selected Y Press the enter key Y The selected maintenance item is run Y Press the back key y Repeat the same maintenance item Run another maintenance item Turning power switch off and back on Maintenance mode is exited The tes
55. 4 RSTIN HPSWN EE Scanner CCD 24V3 home PWB Reset IC RSTN position U3 sensor Inverter 9 GA LF Exposure PLGDRN lamp S PLGRDYN PFMDRN ost PFSEN PFPFPER PFCLK f ER A G S Laser scanner unit MOTORN i 25 i MRDYN OS Cassette f 1 e switch SWIN Main Li Regist RESIT motor ration PAPERN EEDIO sensor id EESCK EEPROM Feed clutch Paper U5 sensor Sag OM l FAN2 FEDDRN Registration clutch RESDRN d ER MPFDRN Li MP feed clutch Bias PWB Heater lamp HEATN N control circuit ZCR MP paper sensor EAN HANDSN QN MHVDR THVDR RTHDR HVISEL HVCLK i 124V3 i 24V2 24v2 T geod SLEEP Eraser FET 24V3 45V TONER ERASER lamp 8 24V3 control TNEOEE circuit L L Cooling fan Waste Toner sengor serso output circuit T 24V2 VR 24V1 Zero a cross High voltage Interlock 24V DC signal output circuit switch output circuit detection Exit sensor Thermistor a High voltage PWB Power supply PWB Figure 2 3 3 Engine PWB circuit block diagram 2 3 7 2GM U1 US e YC2 YC4 YC6 YC8 rl Ld Figure 2 3 4 Engine PWB silk screen diagram 2 3 8 EZ 3 15 1 YC13 YC14 YC12 C oO co N O gt g U7 Coss YC7 YC16 YC1 2GM 1 Eraser lamp control circuit The CPU U1 turns pin 86 ERASER of U1 to H level transistors Q18 turns on consequently and the 24 V DC given at pin 1 of connector YC14 applies to the eraser l
56. 4 Western 2 08 A4 13 Custom 35 Western 4 d Media type 01 Plain 09 Letterhead 17 Custom 3 02 Transparency OA Color 18 Custom 4 03 Preprinted OB Prepunched 19 Custom 5 04 Label OC Envelope 1A Custom 6 05 Bond OD Cardstock 1B Custom 7 06 Recycled 10 Thick 1C Custom 8 07 Vellum 15 Custom 1 08 Rough 16 Custom 2 e Ejection location 01 Face down output tray Service Call Log Log number 1 to 8 service calls are recorded If the number of service calls exceeds 8 the oldest log is deleted Count Number of pages Total page counter at the time of service call Service code Log code Maintenance Log Log number 1 to 8 maintenance logs are recorded If the number of replacement times exceeds 8 the oldest log is deleted Count Number of pages Total page counter at the time of replacement Item Log code Two units of 1 byte values indicate a log First byte 01 Replacement of toner container Second byte 00 black fixed Counter Log Jam count Counter display by cause of jam Example J05 001 Jam05 occurred one time Call system log Counter display by service call Example C0180 006 C0180 occurred six times Replacement log Replacement log display by item Example M00 001 The toner container was replaced one time 1 4 5 2GM Maintenance item No Description U020 Initializing all data Description Initializes all the backup RAM on the engine P
57. 6 3 2 Remove the memory cover see page 1 6 3 3 Unlatch the snaps and hook remove the right cover Right cover Figure 1 6 4 Removing the right cover 3 Removing the left cover 1 Remove the front top cover face down output tray see page1 6 3 2 Unlatch the snaps and hooks remove the left cover Left cover Left cover Figure 1 6 5 Removing the left cover 1 6 4 2GM 1 6 4 Removing the feed roller CAUTION When refit the feed roller fit the D cut shaft into the D shape hole of the feed roller 1 Remove the cassette and the process unit see page 1 6 2 2 Stand the machine the front side up 3 Move the feed roller in the direction A and remove the feed roller Figure 1 6 6 Removing the feed roller 1 6 5 2GM 1 6 5 Removing the MP feed roller 1 Remove the engine PWB see page 1 6 9 2 Remove the screw 3 Remove the grounding plate 4 Remove the stop ring 5 Remove the MP feed clutch Stop ring A ra oe Grounding plate Screw Figure 1 6 7 Removing the MP feed clutch 1 6 6 2GM 6 Remove the screw 7 Remove the toner sensor and spring 8 Remove two screws 9 While pressing the latch by using the driver and then remove the MP feed unit Toner sensor oner senso MP feed unit Figure 1 6 8 Removing the MP feed unit 10 Remove the stop ring and then remove the MP feed roller St
58. AMP Exposure lamp LAMPHI lamp driver Inverter LAMPLOW circuit PWB Q1 2 3 4 5 Scanner HPSWN home position switch Main PWB Operation PWB Optional DP Figure 2 3 20 Scanner PWB circuit block diagram VC EEN 4 1 YC7 Te x Oo oO bel g S 30 9 H YC3 YC2 YC6 T Figure 2 3 21 Scanner PWB silk screen diagram 2 3 26 2GM SW GEL SW 06 su 791 sw 00 H sw 06 su OO SW 00 sw 19 LU su GE SW 06 EE su 97 SW 06 SW E92 su OO Su OCL Jaded Ados Y LL X 2 18 HpW 10 S aYS OM OJUO jeUIBIIO LLX 2 8 Htv ue yo BuiAdoso snonurnuo9 SW 6 G e LOA 9 LOA EL 80A GL 80A ct OA L LOA L 89A CR L VOA OL ZOA 8 LOA OL 89A 6 VOA VES L LLOA FOLA CEO TASIAH k1aSd aGAHL HGAHLEH NEW NLIX3 LISSY NO N addd NOAH CHOAHW LHOAHIW NYOLOW ANLON ALON VNLON VLOW NMSdH ONASAO L ON Heyo Burwiy 2 4 4 2GM Eet 9 ZOA EL BDA SL 89A su GZEL cY LOA Z LOA Cal Cal L VOA OL ZOA 8 LOA OL 89A S 6 VOA su GC FELL v OLOA we mnwvwnwnawv2 2 T 9 su GL8E l GEOA Jaded Ados 2 8x 2 S HSVW JO Sioeus OM 0 U0 eUIBIIO 2 8x 2 G HSy ue Jo BulAdod Snonunuog Zz ON meyo puru TASIAH H13Sd YCAHL YCAHLY NYsSVY4 NLIX 11S34 NEQ934 N addd NOAH CHOAHW LHOAHI NYOLOW ANLON ALON VNLON VLOW NMSdH ONASAO 2 4 2 2GM SW G
59. Connect the network cable to the network connector at the rear side of the machine 3 Connect the other end of the network cable to network device hub 4 Make network settings Network cable Figure 1 3 36 1 3 16 2GM 2 Connecting the printer cable To connect the machine directly to your computer use either a parallel cable or USB cable Procedure 1 Turn the power switch located on the rear side of the machine off O remove the power cord from the outlet and turn the power off to computer Power switch Figure 1 3 37 2 Connect the printer cable to the parallel interface connector or USB interface connector located at the rear side of the machine 3 Connect the other end of the printer cable to the parallel interface connector or USB interface connector on computer Printer cable USB interface connector Figure 1 3 38 1 3 17 2GM 1 3 3 Installing the document processor option Procedure 1 Remove all of the components to the document processor from the box CAUTION Be sure to hold both sides of the document processor when carrying it as shown in the illustration Be particularly careful NOT to touch the guide film or the thin white surface indicated by the Ai in the illustration Document processor Figure 1 3 39 2 Turn the power switch located on the rear side of the machine off O Disconnect the power cord Power s
60. DP left margin B Margin DP leading edge margin C Margin DP right margin D Margin DP trailing edge margin Press the system menu counter key Press the enter key be The new setting is stored Place an original on the DP and press the start key to make a test copy Printing cannot be stopped until the preset number of sheets is printed Press the system menu counter key Increasing the value using the right cursor key makes the margin wider Decreasing the value using the left cursor key makes the margin narrower Are the margins correct Setting range change in value per step DP left margin 0 0 to 10 0 0 5 mm DP leading edge margin 0 0 to 10 0 0 5 mm DP right margin 0 0 to 10 0 0 5 mm DP trailing edge margin 0 0 to 10 0 0 5 mm Proceed to another mode Press the back key to exit maintenance mode End 1 6 53 2GM 1 7 1 Upgrading the firmware on the main PWB e When using Compact Flash Firmware upgrading requires the following tools Compact Flash Products manufactured by SANDISK are recommended NOTE e When writing data from a computer to a new Compact Flash be sure to format it from the computer in advance e Since the data is supplied with a compressed file extract the data and then write it to the Compact Flash e Do not write data other than the files below to the Compact Flash Folder NANDinstall NAND side Install command group
61. KUIOCSN 1 IODATACKN 1 KUIOIR 1 control KUIORDY 1 KUIORSTN 1 ORN 1 PWB RTC IOWN 1 DMAREQR 1 DMAREQT 1 YC1 U11 DMAACKRN 1 DMAACKTN 1 Figure 2 3 1 Main PWB circuit block diagram 2 3 1 2GM ve O Less O O 1 8 2h lt lt 2 YC2 a NE gt O gt i 3 A z U39 gt 2 gt U14 us gt gt Tt ms Ys2 U29 QO CH Sos ut Figure 2 3 2 Main PWB silk screen diagram 2 3 2 Connector Description 2GM YC1 Connected to the FAX control PWB OP2ACKn 5 V RXDREQ RXDMACKn IOWn TXDMACKn D14 OO00 0 0 000 000 0 OOO r QOQ i t ODOO0OO0OO0O0O00000O0O O0O0 0000000000O0O i Not used Not used AUDIO signal 3 3 V DC power supply Ground Address bus A13 Address bus A11 Address bus A9 Ground Address bus A6 Address bus A4 Address bus A2 Ground OP2IF signal OP2IR signal Ready signal Ground IOR signal Reset signal Data bus D15 Ground Data bus D12 Data bus D10 Data bus D8 Ground Data bus D5 Data bus D3 Data bus D1 Ground Not used Not used TXDREQ signal 3 3 V DC power supply Address bus A15 Address bus A14 Address bus A12 Address bus A10 Address bus A8 Address bus A7 Address bus A5 Address bus A3 Address bus A1 3 3 V DC power supply OP2ACK signal 5 V DC power supply RXDREQ signal RXDMACK signal IOW signal TXDMACK signal Data bus D14 Data b
62. KYOCERA FSA118MFP KM 1820 SERVICE MAN nation Published in February 2005 CAUTION Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions CAUTION Double pole neutral fusing Revision history Revision Date Replaced pages Remarks KSOCERd Safety precautions This booklet provides safety warnings and precautions for our service personnel to ensure the safety of their customers their machines as well as themselves during maintenance activities Service personnel are advised to read this booklet carefully to familiarize themselves with the warnings and precautions described here before engaging in maintenance activities Safety warnings and precautions Various symbols are used to protect our service personnel and customers from physical danger and to prevent damage to their property These symbols are described below AADANGER High risk of serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol WARNING Serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol CAUTION Bodily injury or damage to property may result from insufficient attention to or incorrect complian
63. MP 5 V SGND HPSWN DPDETN DPTIMSWN DPORGSWN DPCOVSWIN OPSWIN CCDSLEPN Temperature detection data 5 V DC power supply Ground Scanner home position sensor On Off Optonal DP status Installed Not installed DPTSW On Off OSLSW On Off DPSSW1 On Off DPSSW2 On Off CCD sleep signal Connected to the scanner PWB oO J O O1 E D MOTA MOTNA MOTB MOTNB DPMOTO DPMOT1 SCANMOTO SCANMOT1 LAMP LAMPHI LAMPLOW PGND 24 V3 000000000000 O 0 OCM drive control signal OCM drive control signal OCM drive control signal OCM drive control signal OFM drive control signal OFM drive control signal Scanner motor drive control signal Scanner motor drive control signal Exposure lamp On Off Exposure lamp control signal Exposure lamp control signal Ground 24 V DC power supply Connected to the waste toner sensor 5 V TNFULL SGND K O O 5 V DC power supply Waste toner sensor On Off Ground YC13 Connected to the laser scanner unit PLGCLK PLGRDYN PLGDRN PGND 24 V3 Polygon motor rotation clock Polygon motor rotation status Polygon motor On Off Ground 24 V DC power supply 2 3 15 2GM Connector Pin No Signal Description YC14 Connected to the eraser lamp 2 3 16 1 2 3 ERASPW ERASERN PGND 24 V DC power supply Eraser lamp On Off Ground 2 3 3 Power supply PWB 2GM The power supply P
64. N switch sensor RTHVDR HVISEL PSEL1 FAN1 FAN FAN2 HEATN ZCROSS SLEEPN EXTIN THERM 275 V DC AC HVCLK Developing bias output circuit Developing roller Figure 2 3 11 Bias PWB circuit block diagram o F ES O C A au U301 iS E CH Lo Il S 3 8 Q gt O E VR301 gt r gt E T301 L gt za YC304 SW301 wo Figure 2 3 12 Bias PWB silk screen diagram 2 3 19 2GM 2 3 5 High voltage PWB The high voltage PWB contains the high voltage output circuit interlock switch circuit as well as providing a liaison connection with the power supply PWB bias PWB and the engine PWB High voltage PWB High voltage output circuit Engine PWB Bias PWB Main Control charger MHVDR1 2 and driver me circuit 22 T THVDR RTHVDR Transfer roller Control AT and PSELI driver H HVISEL circuit Transfer bias output ositive voltage Groe g Power supply PWB 24V2 24V2 FET a Interlock switch m 24V1 FAN HEATN SLEEPN ZCROSS THERM EXITN 5V 45V Figure 2 3 13 High voltage PWB circuit block diagram YC3 swt YC1 Cl mo T201 Figure 2 3 14 High voltage PWB silk screen diagram 2 3 20 YC2 2GM 1 Interlock switch The interlock switch is located on the high voltage PWB and opened and closed in conjunction with the front cov
65. PWB 5 Laser scanner unit Heater lamp Thermal cutout Thermistor Paper feeder interface connector 2 2 1 2GM 2 Scanner unit 2 2 2 Figure 2 2 2 Scanner unit D Operation PWB CCD PWB Scanner PWB a Inverter PWB Scanner home position sensor 6 Scanner motor Exposure lamp 2 3 1 Main PWB 2GM SDA 12 0 CPUA 31 0 SDRAM U14 15 SDD 31 0 CPUD 31 0 CPU SDA 12 0 U1 SDD 31 0 c Transceiver U4 6 8 10 8 CCDRD CCDBED CCDGOD gt CCDSH CCDCLP CCDRS cis Scanner I F CCDCLK CCDSWJ 1 0 e lc YC6 aja gt L 2 LA 22 5 VDFONSPL OUTPEN ROMA4 2 scare unit L_VDATA BDN ROMOEN O conr DIMM YC8 ROMCSN 1 0 Kn ROMWEN 0 SE ges PDAT 8 0 LA 20 2 ROMA API ROM ROMOEN 1 ph USB us USB DATI15 0 ROMCSNIS YS4 YC4 ROMA1 LA 21 2 TXD 3 0 ROMOEN O Flash Ethernet U22 RXD 3 0 ROMCSN 3 memory YC5 ROMWEN O U13 AUDIO FRRSTN PANTXD Front panel _ PANRXD PANRTS PANCTS LA 21 2 YC13 ROMA 1 ER OUTPEN ENGINE SDIR SBSY ROMOEN 1 U12 PDMASKN SI PLGCLK RESINX ROMCSN 2 Engine I F PAGESET SO SCKN YC7 F di CFCSN 1 LA 122 2 CFOEN 1 E Compact CDETA 2 1 Flash Debugger I F DBTXD DBRXD DBCLK CFWAITN 1 socket cio CFWEN YC2 EEPROM YS5 FAX IICSCL IICSDA
66. SY SDIR EGRN SGND RSTN SGND OVSYNC SGND OANDARWON iii o DI OI o D Ne e Ground Ground 3 3 V DC power supply 3 3 V DC power supply 5 V DC power supply OUTPEN signal Ground PLGCLK signal EGSO signal SCKN signal EGSI signal PDMASKN signal SBSY signal SDIR signal EGRN signal Ground RSTN signal Ground OVSYNC signal Ground SGND SAMPLEN VDATA OUTPEN SGND 5 V SGND Connected to the laser scanner unit Jo O1 E ND OOO i O1 Ground SAMPLEN signal VDATA signal OUTPEN signal Ground 5 V DC power supply Ground Horizontal synchronization signal Connected to the debugger VF O1 E D OO 5 V DC power supply DBTXD signal DBRXD signal DBCLK signal Ground YC13 Connected to the scanner PWB OANDARWN 2 3 6 O O O000 Ground AUDIO signal 5 V DC power supply FPRSTN signal PANTXD signal PANRXD signal PANRTS signal PANCTS signal 3 3 V DC power supply 2GM 2 3 2 Engine PWB Engine PWB SS motor ISUMOTA ISUMOTNA SG ISUMOTB ISUMMOTONB PWB RE Optional DP Main PWB LAMP LAMPHI LAMPLOW
67. WB provides the AC power input and DC power and outputs The high voltage bias generator circuit is mounted on a separate PWB A simplified schematic diagram is shown below AC input Power Current Power supply unit Heater lamp Thermal cutout Exit EXITN sensor Transformer 24V1 shutoff lag FAN Cooling fan 24V1 Switching Over 5 V a current 5VDC detection rectifier circuit smooth ing circuit PGND SGND THERM Y Over voltage Thermistor detection T 24V2 Transistor ZCROSS Q8 Zero cross signal detection circuit HEATN Figure 2 3 9 Power supply PWB circuit block diagram 2 3 17 2GM e100 V e 200 V Figure 2 3 10 Power supply PWB silk screen diagram 2 3 18 2 3 4 Bias PWB 2GM The bias PWB contains the developing bias output circuit registration sensor paper empty sensor and the cassette switch It also provides a liaison connection to the high voltage PWB power supply and the toner sensor Bias PWB Engine PWB Toner C sensor TONER TONEREPY 24V2 24V2 T 24V2 SLEEP 5V TAVS Save R 5V 2 5V Regist RESIT High ration sensor voltage PWB Casette SWI
68. WB to return to the original settings Purpose Used when replacing backup RAM on the engine PWB After initialization run U157 Changing the developing drive time and U411 Adjusting the scanner automatically Method 1 Press the enter key A selection item appears 2 Select Execute using the up down cursor keys 3 Press the enter key All data in the backup RAM is initialized When initialization is complete turn the power switch off and on Completion To exit this maintenance item without executing initialization press the back key The indication for selecting a maintenance item No appears Adjusting the print start timing Adjustment See pages 1 6 41 and 42 Adjusting the amount of slack in the paper Adjustment See page 1 6 43 1 4 6 Adjusting the scanner input properties Description Adjusts the image scanning density Purpose Used when the entire image appears too dark or light Method Press the enter key Setting 1 Change the setting using the left right cursor keys Display Description Setting range Initial setting y Adj MONO Image scanning density 0 to 23 12 Increasing the setting makes the density higher and decreasing it makes the density lower 2 Press the enter key The value is set Test print mode While this maintenance item is being performed copying from an original can be made in test print mode 1 Press the system menu counter key The machine enters
69. ZEL SW G E su 8997 SW Ger Su OCL e LOA 9 ZOA I 894 GI 89A ct OA ZLOA Z 890A CDA L VOA OL ZOA 8 LOA OL 80A 6 VOA VES LLLOA FOLA c EOA TASIAH F13Sd adAHL YCAHLY Nuasvu4 NLIX3 11534 N4d934 Nuyddas HI9AH CHOAHIW HEGAHW NYOLOW ANLON ag LOW YNLOW VLOW NMSdH ONASAO Jaded Ados ysg jo sjoous OM ojuo jeUIBIIO yog ue Jo BulAdod snonunuog EC ON Heyo Hulwiy 2 4 3 2GM Wiring diagram
70. Zoom mode Preset zoom mode Off mode Print override mode Low power mode Layout modes Sort mode and Program function 1 1 1 2GM Power source Power consumption Options e Printing functions Printing speed First print speed seeren Resolution Compatible operation system Host interface e Scanning functions Scanning speed eeeeeeeeeeeeeees Resolution Color mode Halftone Original quality mode na0asaaana File format Host interface 120 V AC 60 Hz 7 8A 220 240 V AC 50 60 Hz 4 0A 854 W Paper feeder document processor DP additional memory and fax system A4 81 2 x 11 18 prints min A5 10 prints min 81 2 x 14 15 prints min Apporox 8 s A4 81 2 x 11 300 600 dpi and Fast 1200 Microsoft Windows 95 98 Me NT 4 0 2000 XP Apple Macintosh OS 9 x OS X 10 x UNIX Linux Parallel 1 port IEEE1284 USB 1 port Hi speed USB 2 0 Ethernet 1 port 10BASE T 100BASE TX PRESCRIBE Line printer IBM proprinter DIABLO 630 EPSON LQ 850 PCL6 and KPDL Monochrome 18 spm Full color or Grayscale 4 8 som 1 1 A4 81 2 x 11 200 dpi 200 x 100 200 x 400 200 300 400 and 600 dpi Full color Grayscale and Monochrome Full color 8 bit dot each color Grayscale 8 bit dot Monochrome 1 bit dot Text Photo Photo Text and OCR PDF All modes TIFF only monochrome mode JPEG except monochrome mode Ethernet 1 p
71. age sensor scans the next row of the image in the main scan direction The operation described above is repeated for scanning the overall image of the original If an optional DP is used the ISU unit stops at the position of the DP contact glass and scans sequentially one row of the image on the original in synchronization with the moving timing of the original in the sub scan direction by driving the DP Original Figure 2 1 6 ISU unit D Exposure lamp Scanner reflector Mirror A Mirror A Mirror B ISU lens CCD image sensor CCD PWB 2 1 6 2GM 2 1 3 Electrophotographic system Electrophotography is the technology used in laser printing which transfer data representing texts or graphics objects into a visible image which is developed on the photosensitive drum finally fusing on paper using light beam generated by a laser diode This section provides technical details on the machine s electrophotography system 1 Electrophotographic cycle The electrophotography system of the machine performs a cyclic action made of six steps as follows Each step is technically explained in the following sections Laser scaner unit Process unit D Main charging Drum v Cleaning 3 Developing Fuser unit Figure 2 1 7 Electrophotographic cycle The sections for main charging exposure drum developing and cleaning are modularized in one Process unit 2 1 7 2GM 1 1 Process unit mechani
72. amps The eraser lamps thus illuminate as the current flows through the eraser lamp the pin 2 of connector YC14 resistors R109 R110 and R111 transistor Q18 and the ground Engine PWB 24V3 CPU A U1 E SS raser lam Eraser lamp cotrol circuit YC14 p 1 ERASPW 2 ERASER 3 R109 R110 R111 3 86 ERASER 2 7 DM PDL15 AD15 ue Q16 w PGND Ny K i K i Jee N GND Figure 2 3 5 Eraser lamp control circuit 2 3 9 2GM 2 Heater lamp control circuit Activation of the heater lamp is dominated by the HEAT signal which is derived by the engine CPU U1 at its pin 74 When its level is high transistor Q8 turns on photo triac PC2 and triac TRC1 turn on simultaneously and the heater lamp is applied with the primary AC voltage in turn Switching of triac TRC1 as affected by the HEAT signal is made in synchronization with the zero cross signal ZCROSS which is generated by the power supply unit The zero cross signal detector watches the transition of alternating plus and negative current and detects the zero crosses This detector derives the resultant ZCROSS signal at its pin 20 of the engine CPU U1 Since abrupt change in the current flow can be significantly avoided by synchronizing triac TRC1 with the zero cross signal the possibility of noise due to the primary AC supply is greatly reduced Engine PWB 98 THERMA P72 ANI2 Heater lamp control circuit 74 HEAT
73. between the main PWB and operation PWB e There is no reply after 20 retries at communication Poor contact in the connector ter minals Check the connection of connectors YC13 on the main PWB and YC3 on the opera tion PWB and the continuity across the connector terminals Repair or replace if necessary Defective main PWB or operation PWB Replace the main PWB or operation PWB and check for correct operation Communication problem between the fax control PWB and main PWB e Communication between the fax con trol PWB and the main PWB of the machine cannot be performed nor mally Poor contact in the connector ter minals Check the connection of connector YC1 on the fax control PWB and the connector YC1 on the main PWB Repair or replace if necessary Defective main PWB or fax con trol PWB Replace the main PWB or fax control PWB and check for correct operation Image processing problem e JAMO5 is detected twice Defective engine PWB Replace the engine PWB and check for correct operation Flash ROM program area checksum error e A checksum error occurred with the program of the optional fax control PWB Defective fax con trol PWB Replace the fax control PWB and check for correct operation Fax control PWB to main PWB high capacity data transfer problem e High capacity data transfer between the optional fax control PWB and the main PWB of the machine was not n
74. ce information Hexadecimal Data Description Initial setting for the developer Setting toner loading operation Developing drive time most significant byte secod byte third byte least significant byte Fusing control temperature Primary stabilization fusing temperature Secondary stabilization fusing temperature Printing operation temperature 1 Printing operation temperature 2 Number of sheets for fusing control Paper location counter MP tray counter most significant byte secod byte third byte least significant byte Drawer counter most significant byte secod byte third byte least significant byte Optional drawer counter most significant byte secod byte third byte least significant byte DP counter most significant byte secod byte third byte least significant byte Paper size counter A4 size most significant byte secod byte third byte least significant byte B5 size most significant byte secod byte third byte least significant byte A5 size most significant byte secod byte third byte least significant byte A6 size most significant byte secod byte third byte least significant byte Folio size most significant byte secod byte third byte least significant byte DI x 14 size most significant byte secod byte third byte least significant byte 1 4 24 Service items Description 2GM Ite
75. ce with warning messages using this symbol Symbols The triangle AA symbol indicates a warning including danger and caution The specific point of attention is shown inside the symbol A General warning AN Warning of risk of electric shock A waring of high temperature O indicates a prohibited action The specific prohibition is shown inside the symbol General prohibited action OO Disassembly prohibited indicates that action is required The specific action required is shown inside the symbol General action required Remove the power plug from the wall outlet Always ground the copier GAG 1 Installation Precautions WARNING e Do not use a power supply with a voltage other than that specified Avoid multiple connections to one outlet they may cause fire or electric shock When using an extension cable always check that it is adequate for the rated current iii Connect the ground wire to a suitable grounding point Not grounding the copier may cause fire or electric shock Connecting the earth wire to an object not approved for the purpose may cause explosion or electric shock Never connect the ground cable to any of the following gas pipes lightning rods ground cables for telephone lines and water pipes or faucets not approved by the proper une TEE CAUTION S e Do not place the copier on an infirm or angled surface the copier may tip over causing injury e Do not install the copier
76. clearing the developing drive time Developing Fusing and Setting the fusing control temperature cleaning e Primary stabilization fusing temperature e Secondary stabilization fusing temperature e Copying operation temperature 1 e Copying operation temperature 2 e Number of sheets for fusing control Resetting the fusing problem data Operation Operating DP separately panel and Checking the operation panel keys support equipment Mode setting Changing the copy count timing Image Adjusting margins for scanning an original on the contact glass processing Adjusting margins for scanning an original from the DP Adjusting the scanner automatically Setting the target Checking clearing print counts by paper feed locations Checking clearing counts by the DP Checking clearing print counts by paper size Clearing accounting counter Checking clearing the machine life count Initial setting for executing maintenance item U020 1 4 2 2GM 3 Contents of maintenance mode items Maintenance item No U000 Outputiing an own status report Description Outputs lists of the current settings of the maintenance items and paper jam and service call occurrences and event log report Purpose To check the current setting of the maintenance items or paper jam or service call occurrences Before initializing the backup RAM output a list of the current settings of the maintenance
77. con nector cable If none remedy or replace the cable Defective scanner PWB Check if the exposure lamp turns on with YC7 1 and YC7 2 on the scanner PWB goes low If not replace the scanner PWB Defective engine PWB Check if the exposure lamp turns on with YC11 10 on the engine PWB goes low If not replace the engine PWB 10 The exposure lamp does not turn off Defective scanner PWB Check if the exposure lamp turns on with YC7 1 and YC7 2 on the scanner PWB goes low If not replace the scanner PWB Defective engine PWB Check if the exposure lamp turns on with YC11 10 on the engine PWB goes low If not replace the engine PWB 11 The heater lamp does not turn on Broken wire in heater lamp Check for continuity across heater lamp If none replace the heater lamp Thermal cutout triggered Check for continuity across thermal cutout If none remove the cause and replace the thermal cutout 12 The heater lamp does not turn off Broken heater lamp wire Measure the resistance If it is lt Q replace the thermistor Dirty sensor part of the thermistor Check visually and clean the thermistor sensor parts 1 5 23 2GM Problem Causes Check procedures corrective measures 13 Main charging is not performed Broken main charger wire Leaking main charger housing Poor contact in the high voltage PWB connector terminals
78. correctly 1 5 21 2GM 1 5 4 Electrical problems Problem Causes Check procedures corrective measures 1 The machine does not operate when the power switch is turned on No electricity at the power outlet Measure the input voltage The power cord is not plugged in properly Check the contact between the power plug and the outlet The front cover is not closed completely Check the front cover Broken power cord Check for continuity If none replace the cord Defective power switch Check for continuity across the contacts If none replace the power switch Blown fuse in the power supply PWB Check for continuity If none remove the cause of blowing and replace the fuse Defective interlock switch Check for continuity across the contacts of switch If none re place the switch Defective power supply PWB With AC present check for 24 V DC at YC2 6 and 5 V DC at YC2 1 on the power supply PWB If none replace the power supply PWB 2 The main motor does not operate C2000 Poor contact in the main motor connector terminals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Broken main motor gear Check visually and replace the main motor if necessary Defective main motor Check if the main motor operates and replace the main motor if necessary
79. counter at the time of jam Event Log code Six types of two digit hexadecimal numbers are displayed Cause of jam jam position paper feed location paper size media type ejection location Descriptions Indicates the description of error a Cause of jam 03 No paper feed 04 Cover open JAM 05 Secondary paper feed timeout H 10 No paper feed from the MP tray B 11 No paper feed from the cassette C 12 No paper feed from the optional cassette D 20 Multiple sheets in the MP tray B 21 Multiple sheets in the cassette C 22 Multiple sheets in the optional cassette D 40 Misfeed in the fusing section H 50 Misfeed in the exit section G 70 No original feed P 71 An original jam in the original conveying section P 7A DP original cover or front top cover open JAM P 7B DP open JAM P 7F Original remaining JAM P b Jam position 42 B MP tray 43 C Cassette 44 D Optional cassette 47 G Face up down eject tray 48 H MFP 50 P DP c Paper feed location 00 MP tray 01 Cassette 02 Optional cassette 1 4 4 2GM Maintenance item No Description Description c Paper size 01 Envelope Monarch 09 BS 1F Postcard 02 Envelope 10 OD A5 20 Reply paid postcard 03 Envelope DL OE A6 21 Officio Il 04 Envelope C5 OF B6 28 16K 05 Executive 10 Envelope 9 32 Statement 06 Letter 11 Envelope 6 33 Folio 07 Legal 12 ISO B5 3
80. d indicator Send key and indicator One touch keys 1 to 8 6 Scan color select key and indicator Program key and indicator Scan resolution key and indicator Function key and indicator Print indicator Send Receive indicator Memory indicator Error indicator 43 System menu Counter key and indicator Log out key and indicator og Numeric keys Reset Power key Main power indicator Original quality key and indicator Original size key and indicator GO Exposure key and indicator Paper select key and indicator Message display 3 Left select key 4 Right select key 5 Back key Left cursor key Up cursor key Down cursor key 9 Right cursor key Enter key 6D Stop Clear key 6 Start key and indicator 2GM 1 2 1 Drum Note the following when handling or storing the drum e When removing the process unit never expose the drum surface to strong direct light e Keep the drum at an ambient temperature between 10 C 50 F and 32 5 C 90 5 F and at a relative humidity not higher than 80 RH Avoid abrupt changes in temperature and humidity e Avoid exposure to any substance which is harmful to or may affect the quality of the drum e Do not touch the drum surface with any object Should it be touched by hands or stained with oil clean it 1 2 2 Installation environment 1 Temperature 10 32 5 C 50 90 5 F 2 Humidity 20 80 RH 3 Power supply 120 V AC 7 8 A 220 240 VAC 4 0
81. does replace the regis tration sensor Check if the feed clutch malfunctions Check and remedy if necessary Electrical problem with the feed clutch Check 4 A paper jam in the paper feed section is indicated during copying or printing no paper feed from the optional cas sette Jam code 12 1 5 4 Paper in the optional cas sette is extremely curled Change the paper Check if the feed roller of the optional cassette is deformed Check visually and replace any deformed roller Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it does replace the regis tration sensor Check if the feed clutch malfunctions Check and remedy if necessary Electrical problem with the feed clutch Check Problem Causes check procedures 2GM Corrective measures 5 A paper jam in the paper feed section is indicated during copying or printing multiple sheets in the MP tray Jam code 20 Check if the MP feed roller is deformed Check visually and replace any deformed roller Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it does replace the regis tration sensor Check if the registration clutch malfunctions Check and remedy if necessary Electrical problem with th
82. e registration clutch Check 6 A paper jam in the paper feed section is indicated during copying or printing multiple sheets in the cassette Jam code 21 Check if the feed roller is deformed Check visually and replace any deformed roller Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it does replace the regis tration sensor Check if the registration clutch malfunctions Check and remedy if necessary Electrical problem with the registration clutch Check 7 A paper jam in the paper feed section is indicated during copying or printing multiple sheets in the optional cas sette Jam code 22 Check if the feed roller of the optional cassette is deformed Check visually and replace any deformed roller Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it does replace the regis tration sensor Check if the registration clutch malfunctions Check and remedy if necessary Electrical problem with the registration clutch Check 8 A paper jam in the fusing section is in dicated during copy ing or printing jam in the fusing sec tion Jam code 40 Defective exit sensor Check if YC7 7 on the engine PWB remains low when the exit sensor is turned on and off If it do
83. e at pin 2 exceed that at pin 98 the level at pin 1 becomes low Since pin 1 is wired to the output line for the HEAT signal the HEAT signal is enforced to be low regardless the behavior of CPU U1 thus preventing possible heat overrun 2 3 11 2GM Heater lamp turn on pattern in 1 cycle 10 half waves 1 2 3 4 5 6 7 8 9 10 AC wave hy JE Variation No 1 Qa Duty 100 R F4 Zero E cross fa point Se On On On On On On On On On On TRC1 Variation No 2 Duty 80 Variation No 3 Duty 60 On On Off On On Off On On Off Off Variation No 4 OV Duty 40 Ly Vi On Off Off On Off Off On On Off Off NM RK D K Ee a f Se Variation d f i f l No 5 OV f Duty 0 J C es ee es ee ee Off Off Off Off Off Off Off Off Off Off Figure 2 3 7 Heater lamp turn on variations 2 3 12 2GM 3 Polygon motor control circuit The main controller PWB supplies the 2598 4 Hz clock pulse PLGCLK via the engine PWB to the PLL control IC IC1 for the polygon motor To begin printing the engine CPU U1 turns PLGDR to H level the PLL control IC 1C1 starts to revolve the polygon motor so that the revolution is 25 984 rpm which depends on the PLGCLK clock pulse When PLL control IC IC1 finds that the polygon motor is revol
84. e desasdeteeseenedscesuedee chusccbdviad cansadetbnscttensvaescesveceeesane 1 6 4 3 Removing the left COVEN risers EERSTEN EE 1 6 4 1 6 4 Removing the feed re E 1 6 5 1 6 5 Removing the MP feed roller ss 1 6 6 1 6 6 Removing the transfer roller unlimited munnenesesatnertetenenenreennnttee 1 6 8 1 6 7 Removing the primary circuit PWBS usine 1 6 9 1 Removing the engine PWB E 1 6 9 2 Removing the main VW ccacctesecejanccseteagecesecdcdesice cnasaeengnsenpesicenvansat a succes siceentdatinjaqeneeestesddusceneees 1 6 10 3 Removing the power supply PWB and high voltage PWB eeeeeeseeeeeeeeeeneeeeeneeeteeeeeeneeeeeae 1 6 12 4 Removing the bias PWB E 1 6 13 1 6 8 Removing the main motor and drive unit sisi 1 6 14 1 6 9 Removing and splitting the fuser unit ss 1 6 18 1 Removing the Separation craws sise 1 6 20 2 Removing the heater GMP 27 vese cassevcetsecedeseeteapecteseaaseesnectienbiceedaviedeajceacavsang daaeebassbeasietestadertesce 1 6 21 3 Removing the heat roller 2 2t hein ist aa KE Eaa EEEE EDE 1 6 22 4 Removing the EN Ee 1 6 24 5 Removing the thermal CULOUL socceroos NE E NEE aa 1 6 25 6 Removing the press EE 1 6 26 16 10 Removing and scanner Unit esc sresraersrceugrne estan EES bea tee ann nant sea aE aia a essaient 1 6 27 1 6 11 Removing the laser scanner unit and the eraser lamp eeecceeeeeeeeeneeeeeeneeeeeeneeteneeeeeeneeeeeeneeeenaeeees 1 6 29 1 6 12 Removing the ISU TEE 1 6 32 126 13
85. ed from the MP tray The registration sensor does not turn on within 1350 ms of the MP feed clutch turning on the clutch is then successively turned off for 1 s and turned back on once but the sensor again fails to turn on within 1350 ms No paper feed from the cassette The registration sensor does not turn on within 1120 ms of the feed clutch turning on the clutch is then successively turned off for 1 s and turned back on once but the sensor again fails to turn on within 1120 ms No paper feed from the optional cassette The registration sensor does not turn on within 1160 ms of the feed clutch turning on the clutch is then successively turned off for 1 s and turned back on once but the sensor again fails to turn on within 1160 ms Multiple sheets in the MP tray The registration sensor does not turn off within 5055 ms of the registration clutch turning on when paper is fed from the MP tray Multiple sheets in the cassette The registration sensor does not turn off within 5055 ms of the registration clutch turning on when paper is fed from the cassette Multiple sheets in the op tional cassette The registration sensor does not turn off within 5055 ms of the registration clutch turning on when paper is fed from the optional cassette Fusing section Misfeed in the fusing sec tion The exit sensor does not turn on within 2765 ms of the regis tration clutch turning on Exit sec
86. eign substance may lead to fire or electric shock WARNING Turn the power switch off Disconnect the power cord Procedure 1 Remove the screw and then remove the memory cover 3 Open the clips on both ends of the DIMM socket 4 Insert the DIMM into the DIMM socket so that the notches on the DIMM align with the corresponding protrusions in the slot 5 Close the clips on the DIMM slot to secure the DIMM Memory socket Stopper Memory cover Figure 1 3 47 Inserting the DIMM 1 3 21 2GM 1 3 5 Installing the fax system option Turn the machine s power switch to OFF and unplug the machine from the power supply before installing the fax system Precautions for handling the FAX assembly The FAX assembly is delivered in an antistatic air padded bag To prevent any damage briefly touch a large metal object to ensure discharge of static electricity before removing the FAX assembly from the bag Hold the FAX assembly by the metal plate on front as shown Do not touch the circuits or electronic components on the PWB Procedure 1 On the rear of the machine remove two screws and then remove the plate 2 Insert the FAX assembly along the rail in the machine until it clicks in place Attach the fax assembly using two screws from step 1 IMPORTANT When inserting the FAX assembly slide it slowly and firmly all the way in 1 3 22 Figure 1 3 48 Figure 1 3 49 Figure 1
87. ems Problem Causes check procedures 2GM Corrective measures 1 No primary paper feed Check if the surfaces of the feed roller and MP feed roller are dirty with paper powder Clean with isopropyl alcohol Check if the feed roller and MP feed roller are deformed Check visually and replace any deformed rollers see pages 1 6 5 6 Electrical problem with the feed clutch and MP feed clutch See pages 1 5 22 23 2 No secondary paper feed Check if the surfaces of the upper and lower registration rollers are dirty with paper pow der Clean with isopropyl alcohol Electrical problem with the registration clutch See page 1 5 23 3 Skewed paper feed Deformed width guide in a cassette Repair or replace if necessary 4 The scanner does not travel The scanner motor malfunctions See page 1 5 22 5 Multiple sheets of paper are fed at one time Deformed cassette claw Check the cassette claw visually and cor rect or replace if necessary 6 Paper jams Check if the paper is curled Change the paper Deformed guides along the paper conveying path Check visually and replace any deformed guides Check if the contact between the upper and lower registration rollers is correct Check visually and remedy if necessary Check if the press roller is extremely dirty or deformed Clean or replace the press roller
88. ension size paper ck 1 Remove the stopper extension lock from the paper stopper 2 Slide the paper stopper towards the rear of the cassette until the grooves that are cut into the paper stopper are aligned with the rear edge of the cassette 3 Insert the stopper extension lock into the holes in the paper stopper as shown in the illustration Stopper extension lock Figure 1 3 27 1 3 12 2GM 4 Press down on the stopper extension lock and slide the paper stopper towards the rear of the cassette to set the lock into place The paper stopper is in position for Folio and Oficio Il size paper Paper stopper Stopper extension lock 3 Adjust the paper width guides by pressing in on the release buttons and sliding the guides to fit the width of the paper being loaded in the cassette NOTES e The paper sizes are marked on the bottom of the cassette e The default setting is for A4 Letter size paper Figure 1 3 29 4 Set the paper in the cassette so that the leading edge is aligned against the paper stopper but making sure that none of the paper gets caught on the overhanging tabs Paper stopper Figure 1 3 30 1 3 13 2GM NOTES e Always adjust the paper stopper and paper width guides before loading paper into the cassette Failure to do so may result in skewed paper feed and or a paper jam e Make sure that the paper is set securely against the paper stopper and the pa
89. er or the front top cover via the interlock lever This switch connects and disconnects the 24 V DC power supply line If the front cover or the front top cover is open the interlock switch is open and the 24 V DC to the high voltage output circuit bias PWB engine PWB and the power supply PWB is disconnected deactivating the high voltage output laser output main motor output for safety The cooling fan is an exception Since the cooling fan is directly fed with 24 V DC from the power supply unit at the primary side 24V1 of the interlock switch the cooling fan is not deactivated even the cover is open Front top cover a y Interlock lever L Projection Engine PWB Bias PWB etc A Front cover Power supply unit High voltage output circuit Triac etc 24 V DC output Machine left side view High voltage PWB Cooling fan Figure 2 3 15 Interlock switch 2 3 21 2GM 2 3 6 CCD PWB The CCD PWB consists mainly of a CCD sensor U4 that scans an original The CCD sensor U4 is driven to scan an original by the CCD sensor control signals CCDCLKN SH_BW SH_RGB SW SWN CPN and RSN based on the clock for driving the CCD sensor CCDCLK supplied from the main PWB through the scanner PWB The image signals obtained from scanning of an original are divided into three analog signals CCDR2 CCDG2 and CCDB2 for output These signals are current amplified by the am
90. es replace the exit sensor Check if the registration clutch malfunctions Check and remedy if necessary Electrical problem with the registration clutch Check Check if the upper and lower registration rollers contact each other Check visually and remedy if necessary Check if the lower exit roller and exit pulleys con tact each other Check visually and remedy if necessary Check if the press roller is extremely dirty or de formed Clean or replace if necessary Check if the separators are dirty or deformed Clean or replace if necessary 1 5 5 2GM Problem Causes check procedures Corrective measures 9 A paper jam in the exit section is indi cated during copy ing or printing jam in the exit section Jam code 50 1 5 6 Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it does replace the regis tration sensor Defective exit sensor Check if YC7 7 on the engine PWB remains low when the exit sensor is turned on and off If it does replace the exit sensor Check if the lower exit roller and exit pulleys con tact each other Check visually and remedy if necessary Check if the upper exit roller and exit pulleys con tact each other Check visually and remedy if necessary Problem Causes check procedure 2GM Corrective meas
91. g the firmware 1 7 1 Upgrading the firmware on the Main DW 1 7 1 2 1 Mechanical construction Sta 2 1 2 2 1 3 Paper f ding System seriinin aan aE a aaa aaa a a EE n aaea na aaa Ed 2 1 1 1 Paper feed Control artist starie np aeiia iaeaea ade Toei TEF EE sansi 2 1 2 2 Paper feeding MECMAMISIM EE 2 1 3 Original Scanning SYSTOM Re Me Licup RS Entraide reines 2 1 4 A ASU UNIT deet EE teen EE Eege 2 1 6 ElectrophotograpniG Sy Sten attente anne nb Mann rie teens tad 2 1 7 IW ee eelere 2 1 7 121 Proc ss unit Ee VE TE RE 2 1 8 2 Main Ch rging iccirco EAR SEENEN EENEG RERS 2 1 9 2 1 Photo conductive CBU BE 2 1 9 2 2 Charging THE EE 2 1 10 3 ele EE 2 1 11 3 1 Laser scanner UMi sisisi este mi EE ste N AAE EAE EAT EEEO ab 2 1 12 3 2 Drum surface ee Ee UE 2 1 13 4 Development 2 33 ennemie EA EAR DEER eege EN 2 1 14 CHEN EI TEE 2 1 15 6 FUSING EE 2 1 16 6 1 F ser unit M CRANISM I narisana reoaine aie PEET ra aade iiaei 2 1 17 7 Cleaning WEE 2 1 18 2 2 Electrical Parts Layout 2 2 1 Electricalparts layout EE 2 2 1 RR Uu 2 2 1 2 SCANNEUNIE eege ege a E EE EE 2 2 2 2 3 Operation of the PWBs 2 3 1 2 3 2 2 3 3 2 3 4 2 3 5 Main GA EE 2 3 1 Engine EE 2 3 7 1 Eraser lamp Control CINCU isisisi naano ere TeS entre EEA sean ses 2 3 9 2 Heater lamp COmtrOlCMOUMh isss cccc ccdssiceteanscaedesdegensdsa ines ctedbsdenievedecanidadecearescceGedeciesisdbdeenyoinassaceess 2 3 10 8 Polyg
92. he center line by 0 1 mm End 1 6 47 2GM 8 Adjusting the margins for scanning an original on the contact glass Perform the following adjustment if the margins are not correct U404 E P 1 6 53 Caution Check the copy image after the adjustment If the image is still incorrect perform the above adjustments in maintenance mode Procedure Scanner leading edge margin 3 2 5 mm Ejection direction reference Enter maintenance mode Scanner or lt Scanner left margin right margin o Geer 125 mm Enter 403 using up down cursor keys Press the enter key Scanner trailing edge margin 3 2 5 mm Select the item to be adjusted using up down cursor keys Figure 1 6 59 A Margin Scanner left margin m gt B Margin Scanner leading edge margin C Margin Scanner right margin D Margin Scanner trailing edge margin Press the system menu counter key Place an original and press the start key to make a test copy Printing cannot be stopped until the preset number of sheets is printed Press the enter key The new setting is stored Press the system menu counter key Increasing the value using the right cursor key makes the margin wider Decreasing the value using the left cursor key makes the margin narrower Are the margins correct Setting range change in value per step Scanner left margin 0 0 to
93. he cord cover 1 6 15 2GM 10 Remove the main PWB see page 1 6 10 11 Remove the screw and then remove the grounding plate 12 Remove the screw and then remove the feed clutch 13 Remove three stop rings 14 Remove MP feed clutch gear feed clutch gear and registration clutch gear MP feed clutch gear Grounding Stop ring plate Zz Screw lt Feed clutch gear we Be 4 Stop ring ei a Ki s Be lt a S Ge N a Pa Screw Registration clutch gear Lei Stop ring Feed clutch Figure 1 6 19 Removing the clutches 1 6 16 2GM 15 Remove four screws Af CH Wie 5 NO e g AN Cne FD NX NZ CG e y od TT g EI D o g v S z 5 ao N o Figure 1 6 20 Removing the drive unit 1 6 17 2GM 1 6 9 Removing and splitting the fuser unit WARNING e The fuser unit is hot after the machine was running Wait until it cools down CAUTION e When refitting the fuser unit make sure the fuser unit gear and the machine s drive gear are properly meshed with each other For this rotate the main motor several turns before fusing screws 1 Remove the rear cover see page 1 6 3 2 Remove the right and left cover see page 1 6 4 3 Remove two connectors 4 Remove two screws 5 Remove the fuser unit SN Screws Fuser unit Figure 1 6 21 Removing the fuser unit 1 6 18 2GM SS Y ASD hy if CT e 2 d A Z
94. he limit is approximately 500 lux for less than five minutes If the drum process unit remains removed form the machine it should be stored in a cool dark place Photo conductive layer D Aluminum base cylinder Figure 2 1 9 Photo conductive drum 2 1 9 2GM 2 2 Charging the drum The following shows a simplified diagram of the electrophotographic components in relation to the engine system Charging the drum is done by the main charger unit High voltage PWB Bias Engine PWB PWB on YC1 A4 l MHVDR1 eae MHVDR2 YC1 A9 YC7 8 k Main charging output Main charger unit Main charger wire Figure 2 1 10 Charging the drum As the drum rotates in a clean neutral state its photoconductive layer is given a uniform positive corona charge dispersed by the main charger wire Due to high voltage scorotron charging the charging wire can get contaminated by oxidization after a long run Therefore it must be cleaned periodically from time to time Cleaning the charging wire prevents print quality problems such as black streaks 2 1 10 2GM 3 Exposure The charged surface of the drum is then scanned by the laser beam from the laser scanner unit Laser scanner e unit Figure 2 1 11 Exposure The laser beam 780 nm wavelength beam is dispersed as the polygon motor polygon mirrors revolves to reflect the laser beam over the dru
95. he rollers and gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Scanner carriage problem e The home position is not correct when the power is turned on or copy ing the document placed on the con tact glass Poor contact of the connector ter minals Check the connection of connectors YC10 11 on the engine PWB and the continuity across the connector terminals Repair or replace if necessary Defective scanner home position sensor Replace the scanner home position sen sor Defective engine PWB or scanner PWB Replace the engine PWB or scanner PWB and check for correct operation Defective scanner motor Replace the scanner motor 1 5 10 Exposure lamp problem e In indicator check before starting copying the average value in scan ning of the shading plate with the CCD is 128 or more Defective scanner PWB Replace the scanner PWB and check for correct operation Defective expo sure lamp or in verter PWB Replace the exposure lamp or inverter PWB Incorrect shading position Adjust the position of the contact glass shading plate If the problem still occurs replace the scanner home position sensor Poor contact of the connector ter minals Check the connection of connector YC7 on the scanner PWB and the continuity across the connector terminals Repair or replace if necessary Con
96. il the preset number of sheets is printed 3 To return to the indication for setting press the system menu counter key Completion Press the back key The indication for selecting a maintenance item No appears Adjusting the scanner magnification Adjustment See pages 1 6 44 and 45 Adjusting the leading edge registration for scanning an original on the contact glass Adjustment See page 1 6 46 Adjusting the center line for scanning an original on the contact glass Adjustment See page 1 6 47 Adjusting the DP magnification Adjustment See page 1 6 49 Adjusting the DP scanning timing Adjustment See pages 1 6 50 and 51 Adjusting the DP center line Adjustment See page 1 6 52 1 4 7 2GM Maintenance item No Description U074 Adjusting the DP input light luminosity Description Adjusts the luminosity of the exposure lamp for scanning originals from the DP Purpose Used if the exposure amount differs significantly between when scanning an original on the contact glass and when scanning an original from the DP Method Press the enter key Setting 1 Change the setting using the left right cursor keys Display Description Seiting range Initial setting Adjust Data DP input light luminosity 0 to 8 1 Increasing the setting makes the luminosity higher and decreasing it makes the luminosity lower 2 Press the enter key The
97. ing on a powered machine Keep away from chains and belts A e Handle the fixing section with care to avoid burns as it can be extremely hot A e Check that the fixing unit thermistor heat and press rollers are clean Dirt on them can cause Q abnormally high temperatures a a abies e Do not remove the ozone filter if any from the copier except for routine replacement S e Do not pull on the AC power cord or connector wires on high voltage components when removing them always hold the plug Hselfisisusccsiiis iniisa EENS lane eeetiie dea e Do not route the power cable where it may be stood on or trapped If necessary protect it with a S cable cover or other appropriate item sise e Treat the ends of the wire carefully when installing a new charger wire to avoid electric leaks Q e Remove toner completely from electronic Components ccceceeeeeeeeeeeeeeeeneeeeeeeeeeeeeeeeeeeeeennaeees A e Run wire harnesses carefully so that wires will not be trapped or damaged c ccceeeeeeeteteeeeees Q e After maintenance always check that all the parts screws connectors and wires that were removed have been refitted correctly Special attention should be paid to any forgotten connector trapped wire and missing SCFEWS cceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaaeeeeseeaaeeeeseeeaeeeerseenaeeees e Check that all the caution labels that should be present on the machine according to the O instruction handbo
98. ing the process unit CAUTIONS e After removing the process unit seal it in the protective bag and place it on flat surface Do not place the process unit in a dusty area e Do not give impact to the process unit e Do not place floppy disks near the process unit e If the process unit is replaced for some reason the toner installation mode must be run 1 Run maintenance mode U157 to clear the developing drive time 2 Run maintenance mode U130 to turn the setting ON 3 Turn the power switch off and then on again The toner installation mode starts to add toner to the developing section of the process unit approximately 15 minutes Run the toner installation mode only when you have replaced the process unit with a new one Do not run it when toner remains in the process unit 1 6 2 2GM 1 6 3 Removing the principal outer covers 1 Removing the front top cover face down output tray 1 Remove the screw and then remove the memory cover 2 Remove the screw and then remove the rear cover Memory cover Figure 1 6 2 Removing the memory cover and rear cover 3 While unlatching the two latches and then remove the front top cover face down output tray front top cover face down output tray Front top cover face down output tray Figure 1 6 3 Removing the front top cover face down output tray 1 6 3 2GM 2 Removing the right cover 1 Remove the front top cover face down output tray see page1
99. inter cable sienne 1 3 17 1 3 3 Installing the document processor option eeeeeeeeneeeeeeeeeeeneeeeeeaeeeteaeeeeeeeeeeeaeeeseneeeeeeaeeeeenaeeeenaaes 1 3 18 1 3 4 Installing the expanding memory option sise 1 3 21 1 3 5 Installing the fax system option ss 1 3 22 1 4 Maintenance Mode 1 41 Maintenance mode chess deeg s 1 4 1 1 Executing a maintenance item uk 1 4 1 2 Maintenance HUE ur cacas sans baste eds tbe cau lec Cleaner eee ste Eege eati dee 1 4 2 3 Contents of maintenance mode items eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaeeseeeeeaeeeeeeseaeeteaeeseeeseaeeseeeeeaeene 1 4 3 E EE EE 1 4 18 1 Executing a system setting item siennes 1 4 18 2 System SEINGE sakesensei ipod aaia ae a aa osea iaie ndeas i a a EEE Ereann ea IERTE 1 4 19 E WEE le EE 1 4 21 1 Executing a service setting item sise 1 4 21 2 Contents of service setting items sr 1 4 22 1 5 Troubleshooting 1 5 1 Paper misfeed detection sise 1 5 1 1 Paper misted Indication EE 1 5 1 2 Paper misfeed detection conditions earen iarasi itaati aE 1 5 2 8 Paper E 1 5 4 155527 E Ile EEE Rte RER E a ne rein Line dre iii Din ne 1 5 8 1 Self diagnostic f nCtion sssini aille di E a en nn ende mener nero dena 1 5 8 2 Self diagnostic codes sisi 1 5 8 1 5 3 Image formation tele E EE 1 5 15 1 No image appears entirely white sise 1 5 16 2 No image appears entirely black 1 5 16 8 Imag IS TOO MOMS EE 1 5 17 4 Background MEA EE 1 5 17
100. ircumstances attempt to bypass or disable safety features including safety mechanisms and protective Circus e Always use parts having the correct specifications e Always use the thermostat or thermal fuse specified in the service manual or other related Q brochure when replacing them Using a piece of wire for example could lead to fire or other Ge Tee ele EE e When the service manual or other serious brochure specifies a distance or gap for installation of a O part always use the correct scale and measure Carefully cceecceecceeseseeeeeseeseeeeeessneeeeesseseeeeeess e Always check that the copier is correctly connected to an outlet with a ground connection e Check that the power cable covering is free of damage Check that the power plug is dust free If it is dirty clean it to remove the risk of fire or electric SHOCK cccccceeeeeeeeeeeeeeeceeeeeeeeeeeeeeeteseeeeeaaes e Never attempt to disassemble the optical unit in machines using lasers Leaking laser light may damage CY SSIG I ss a a nie ne an eet LE nt ment ni end e Handle the charger sections with care They are charged to high potentials and may cause electric shock if handled improperly ss cO G ACAUTION e Wear safe clothing If wearing loose clothing or accessories such as ties make sure they are A safely secured so they will not be caught in rotating sections e Use utmost caution when work
101. it drum From main unit For process unit toner container developing roller etc From main unit From process unit drum i To transfer roller OO Main motor gear Registration clutch MP feed clutch Feed clutch MP feed roller Feed roller Registration gear Z13 Registration gear Z20 Gear 53 Lower registration roller Upper registration roller Transfer roller 3 TC gear Z18 Press roller 5 Heat roller Heat gear Z33 Lower exit roller Exit gear Z23 Upper exit roller GO Exit gear Z23 UP Gear 21 Gear 95 21 3 Gear 36 21 4 Gear 24 5 Gear 21 Gear 48 21 Figure 2 1 3 Paper feeding mechanism 2GM 2 1 2 Original scanning system The scanner unit consists of the image scanning unit ISU for main direction scanning and drive part for traveling the ISU unit to sub direction S 15 09V RI 10 Figure 2 1 4 Scanner unit D Original holder Scanner upper frame 3 Scanner lower frame a Contact glass 5 DP Contact glass Scanner rail Scanner motor mount Tension pulley mount Scanner belt Scanner motor 4 Tension pulley 4 Scanner gear 45 18 2 1 4 3 Scanner gear 39 22 Scanner shaft 45 ISU housing CCD image sensor 4D Exposure lamp Exposure lamp mount CCD PWB GO ISU lens Mirror A Mirror B Mirror A 4 Scanner home position se
102. it sensor Check visually and remove it if any Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it does replace the regis tration sensor Defective exit sensor Check if YC7 7 on the engine PWB remains low when the exit sensor is turned on and off If it does replace the exit sensor 2 A paper jam in the paper feed section is indicated during copying or printing no paper feed from the MP tray Jam code 10 Paper on the MP tray is extremely curled Change the paper Check if the MP feed roller is deformed Check visually and replace any deformed roller Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it does replace the regis tration sensor Check if the MP feed clutch malfunctions Check and remedy if necessary Electrical problem with the MP feed clutch Check 3 A paper jam in the paper feed section is indicated during copying or printing no paper feed from the cassette Jam code 11 Paper in the cassette is extremely curled Change the paper Check if the feed roller is deformed Check visually and replace any deformed roller Defective registration sen sor Check if YC8 7 on the engine PWB remains low when the regis tration sensor is turned on and off If it
103. just the drawer Press the system menu counter key Press the enter key The new setting is stored Press the system menu counter key For copy example 1 decrease the value using the left cursor key For copy example 2 increase the value using the right cursor key Setting range Drawer 430 to 570 MP tray 70 to 70 Changing the value by 1 moves the leading edge by 0 254 mm 1 6 41 2GM 2 Adjusting the center line of image printing Make the following adjustment if there is a regular error between the center lines of the copy image and original when paper is fed from the cassette U067 U072 S P 1 6 47 P 1 6 52 Caution Check the copy image after the adjustment If the image is still incorrect perform the above adjustments in maintenance mode Procedure Center line of printing 7 Enter maintenance mode Correct image Copy Copy Enter 034 using example 1 example 2 up down cursor keys Figure 1 6 53 Press the enter key Select the item to be adjusted After adjusting the MP tray using up down cursor keys adjust the drawer VTC Cas 1 Center line from the drawer VTC MPT Center line from the MP tray VTC Cas 2 Center line from the optional drawer o Press the system menu counter key Press the enter key The new setting is stored Press the start key to output a test pat
104. lay Description On Off Setting the mode on off Data Setting the reference data for identifying dust Setting the mode on off 1 Change the setting using the left right cursor keys Setting range Initial setting OFF ON On 2 Press the enter key The setting is set Setting the reference data for identifying dust Available only when the mode is turned on 1 Change the setting using the left right cursor keys Seiting range Initial setting 10 to 95 35 2 Press the enter key The value is set Completion Press the back key The indication for selecting a maintenance item No appears Maintenance item No Description 2GM U089 Outputting a MIP PG pattern Description Selects and outputs a MIP PG pattern created in the machine Purpose When performing respective image printing adjustments used to check the machine status apart from that of the scanner with a non scanned output MIP PG pattern Method 1 Press the enter key A selection item appears 2 Select the item to be output using the up down cursor keys Display Description Gray Scale Mono 256 1dot Outputs the gray PG Outputs the monochrome PG Outputs the 256 level PG Outputs the 1dot PG 3 Press the enter key to enter the selected mode Method Gray PG output or 256 level PG output 1 Press the up down cursor keys to select the desired item of gradation proces
105. ly charged whenever it is illuminated by the laser beam the electrical resistance of the photoconductor is reduced and the potential on the photoconductor is also lowered Resulted on the drum surface is an electrostatic image which represents the data to print Note that the area to be printed black has the low potential constituting a positively exposed image Laser beam Exposed surface potential approximately 60 to 80 V Charged surface potential 400 15 V Drum Aluminum cylinder ks Figure 2 1 13 Drum surface potential 2 1 13 2GM 4 Development The latent image constituted on the drum is developed into a visible image The developing roller contains a 3 pole S N S magnet core and an aluminum cylinder rotating around the magnet core Toner attracts to the developing roller since it is powdery ink made of black resin bound to iron particles Doctor blade magnetized by magnet is positioned approximately 0 3 mm above the developing roller to constitute a smooth layer of toner in accordance with the roller revolution 0 3 0 4 mm o Developing bias output 275 5 V DC AC Bias PWB oS Co roller Drum Figure 2 1 14 Development YC B YC302 10 HVCLK Q Engine PWB YC7 10 The developing roller is applied with the AC weighted positive DC power source Toner on the developing roller is given a positive charge The
106. m Various lenses and mirror are housed in the scanner unit adjust the diameter of the laser beam and focalize it at the drum surface 2 1 11 2GM 3 1 Laser scanner unit Diversion mirror Figure 2 1 12 Laser scanner unit GJ LaSerdlode vies cei entered Emits diffused visible laser Cylindrical lens ccececeeseessseeeseeseteeteeees Compensates the vertical angle at which the laser beam hits a polygon mirror segment 3 Polygon mirror motor s sssssssasessenereeeaeeeeeeen Has six mirror segments around its hexagonal circumference each mirror corresponding to one scanned line width on the drum when laser beam scans on it a F theta lens eceeeeceeeeeeeseeeeeeeeseeeeeeeeeeeeaes The f theta lens equalizes focusing distortion on the far ends of the drum 6 Sensor mirror 0 eeeeececeseeeeeeeeseeeeeeeeeetteeeeeeaes Bends the very first shot of a laser scan towards the beam detection sensor 6 Pin photo sensor ccceceeeeeseeecseeseteeseteeseees When shone by the sensor mirror above this photo sensor generates a trigger signal for the engine controller to start activating the paper feeding system 2 1 12 2GM 3 2 Drum surface potential The laser beam is continually switched on and off depending on the print data It is on for a black exposed dot and off for a white blank dot Since the drum surface is even
107. mon Setting and press the enter key 2 Select Default Operat and press the enter key 3 Select the desired default operation mode and press the enter key Setting the unit of measurement 1 Select Common Setting and press the enter key 2 Select Measurement and press the enter key 3 Select either Inch or mm and press the enter key Adjusting the copy exposure for the original quality modes 1 Select Adjust and press the enter key 2 Select Copy Expo Adj and press the enter key 3 Select the original quality mode and press the enter key 4 Select the desired copy exposure and press the enter key Turning black line correction ON OFF 1 Select Adjust and press the enter key 2 Select Scan Noise Reduc and press the enter key 3 Select either On or Off and press the enter key Seiting the photo processing method 1 Select Copy Setting and press the enter key 2 Select Photo Processing and press the enter key 3 Select the desired processing method and press the enter key Resetting the toner status 1 Select Common Setting and press the enter key 2 Select Toner Setting and press the enter key 3 Select Toner Gauge Rset and press the enter key 4 Select either Yes or No Changing the function defaults 1 Select Function Default and press the enter key 2 Select the default setting and press the enter key 3 Select the new default setting and press the enter key 2GM Registering destination E mail addres
108. move Compact Flash from the main PWB O Li Refit the CF cover and memory cover SS KE CD Insert the power plug and turn the power i switch on 000000 Figure 1 7 2 1 7 1 2GM e When replacing DIMM Firmware upgrading requires the following tools DIMM P N 2GM01210 302GM01 210 Procedure 1 Turn the power switch off and disconnect the power plug 2 Remove the pin and then remove the memory cover 3 Remove the DIMM from the DIMM slot on the main PWB 4 Insert the new DIMM into the DIMM slot on the main PWB Insert the DIMM securely all the way into the slot If the power switch is turned on when the DIMM is not properly inserted the main PWB may be damaged Refit the memory cover Insert the power plug and turn the power switch on ou 1 7 2 Figure 1 7 3 2GM 2 1 1 Paper feeding system The paper feeding system picks up paper from the cassette MP tray or if installed the optional cassette feeds it in the machine and delivers in the output tray Paper is fed at the precise timing in synchronization with data processing The paper feeding system finally delivers the printed page to either the face down or face up tray as manipulated by the user The figure below shows the components in the paper feeding system and the paths through which the paper tra
109. mple 2 increase the value using the right cursor key Is the scanner leading edge registration correct No Setting range 32 to 32 Initial setting 6 Changing the value by 1 moves the leading edge by 0 254 mm Press the back key to exit maintenance mode 1 6 46 2GM 7 Adjusting the scanner center line Perform the following adjustment if there is a regular error between the center lines of the copy image and original U034 U072 P 1 6 42 er P 1 6 52 Caution Before making the following adjustment ensure that the above adjustments have been made in maintenance mode Procedure Scanner center line U Enter maintenance mode Y ss Original Copy Copy Enter 067 using example 1 example 2 up down cursor keys Figure 1 6 58 Press the enter key Press the system menu counter key Press the enter key The new setting is stored Li Place an original and press the start key to make a test copy Printing cannot be stopped until the preset number of sheets is printed Press the system menu counter key For copy example 1 increase the value using the right cursor key For copy example 2 decrease the value using the left cursor key Is the scanner center line correct Setting range 66 66 Press the back key to Initial setting 7 exit maintenance mode Changing the value by 1 moves t
110. ms Description Maintenance information Hexadecimal Data Description Paper size counter 8 2 x 11 size most significant byte secod byte third byte least significant byte 51 2 x 81 2 size most significant byte secod byte third byte least significant byte Other size most significant byte secod byte third byte least significant byte Machine life counter most significant byte secod byte third byte least significant byte 1 4 25 2GM Service items Description Printing a status page for network Description Prints a status page that lists information on the network settings Procedure 1 Select NW Status Page using up down cursor keys and press the enter key 2 Select Yes using the left select key Network status pages 3 pages are output NW Status Page Sample of network status page Network Status Page MFP Firmware Version 2GM_2000 001 095 2005 02 21 We Logical Printers NetWare IPX SPX Ip1 Settings Status TCP IP Port Number NetWare Name Bi directional Printing Frame Type Start of Job String File server End of Job String NDS Settings Filter Setting NDS Tree NDS Context Print Server Mode Settings Print Server Mode Queue Polling Print Server Password Remote Printer Mode Settings Remote Printer Mode Remote Printer Name Job Timeout Bindery Mode NetWare Connection Status Network N
111. n contact the Service Administrative Division 1 5 13 2GM Remarks Contents Causes Check procedures corrective measures Controller system error Defective main If this error occurs again even after the PWB power switch is turned off and then on again contact the Service Administrative Division Controller system error Defective main If this error occurs again even after the PWB power switch is turned off and then on again contact the Service Administrative Division Controller system error Defective main If this error occurs again even after the PWB power switch is turned off and then on again contact the Service Administrative Division Controller system error Defective main If this error occurs again even after the PWB power switch is turned off and then on again contact the Service Administrative Division 1 5 14 1 5 3 Image formation problems 1 No image appears entirely white See page 1 5 16 5 A white line appears longitudinally See page 1 5 17 9 Black dots appear on the image See page 1 5 19 13 Offset occurs See page 1 5 20 2 No image appears entirely black See page 1 5 16 6 A black line appears longitudinally See page 1 5 18 10 Image is blurred See page 1 5 19 14 Image is partly missing See page 1 5 20 3 Image i
112. n charger unit in the direction of arrow then pull it out in the direction of arrow Main charger unit Main charger cap Main charger unit Figure 1 6 51 Removing the main charger unit CAUTION e When refitting the main charger unit hold terminal down then push frontwards Use care not to deform the terminal 1 6 40 1 6 17 Adjustment the maintenance mode 1 Adjusting the leading edge registration of image printing Make the following adjustment if there is a regular error between the leading edges of the copy image and original U034 Fr Caution U066 Uo71 P 1 6 46 P 1 6 50 2GM Check the copy image after the adjustment If the image is still incorrect perform the above adjustments in maintenance mode Procedure Enter maintenance mode Enter 034 using up down cursor keys Press the enter key Select the items to be adjusted using up down cursor keys Lead Edge Adj1 Leading edge registration from the drawer Lead Edge MPT Leading edge registration from the MP tray Press the start key to output a test pattern Printing cannot be stopped until the preset number of sheets is printed Is the leading edge registration correct Press the back key to exit maintenance mode End Leading edge registration 10 mm i Correct image Copy example 1 Figure 1 6 52 After adjusting the MP tray ad
113. nd reinstall if necessary Broken heater lamp wire Check for continuity If none replace the heater lamp Zero crossing signal problem e The engine PWB does not detect the zero crossing signal for the time specified below At power on 3 s Others 5 s Poor contact in the connector ter minals Check the connection of connectors YC7 on the engine PWB and YC2 on the power supply PWB and the continuity across the connector terminals Repair or replace if necessary Defective power supply PWB Check if the zero crossing signal is output from YC2 11 on the power supply PWB If not replace the power supply PWB Defective engine PWB Replace the engine PWB if C6400 is de tected while YC2 11 on the power supply PWB outputs the zero crossing signal Broken external temperature ther mistor e The input voltage is 0 5 V or less Poor contact in the operation PWB connector terminals Reinsert the connector Also check for con tinuity within the connector cable If none remedy or replace the cable Defective external temperature ther mistor Replace the operation PWB and check for correct operation 1 5 12 Short circuited external temperature thermistor e The input voltage is 4 5 V or more Poor contact in the operation PWB connector terminals Reinsert the connector Also check for con tinuity within the connector cable If none remedy or replace the cable
114. nected to the MP feed clutch D 24 V3 MPFDRN OO OO O 24 V DC power supply MP feed clutch On Off YC6 Connected to the registration clutch 24 V3 REGDRN 24 V DC power supply Registration clutch On Off YC7 Connected to the bias PWB 2 3 14 GO J O O1 ND OO0O0O O0 000000 Heater lamp On Off HVISEL signal 5 V DC power supply Sleep mode signal On Off Sleep mode signal On Off PSEL1 signal Exit sensor On Off Main charger grid bias voltage Zero cross signal HVCLK signal 5 V DC power supply 5 V DC power supply 5 V DC power supply Ground Ground Ground Connector Signal 2GM Description YC8 Connected to the bias PWB JO O1 P D 24 V3 24 V3 PGND PGND PAPERN SWIN RESIT TONEREPY 24 V2 MHVDR1 FAN2 FAN1 THVDR THERM RTHVDR OO 24 V DC power supply 24 V DC power supply Ground Ground Paper sensor On Off Cassette switch On Off Registration sensor On Off Toner sensor On Off 24 V DC power supply Main charger grid bias voltage Cooling fan On Off Cooling fan On Off Transfer roller bias voltage Thermistor detection voltage Separation charger bias voltage Connected to the MP paper sensor 5 V HANDSN SGND 0 O 00000 5 V DC power supply MP paper sensor On Off Ground YC10 Connected tothe scanner PWB 1 2 3 4 5 6 7 8 9 ar CH TE
115. ng example 1 example 2 up down cursor keys Figure 1 6 63 Press the enter key Press the system menu counter key Press the enter key The new setting is stored Procedure Place an original on the DP and make a test copy Printing cannot be stopped until the preset number of sheets is printed Press the system menu counter key For copy example 1 increase the value using the right cursor key For copy example 2 decrease the value using the left cursor key Is the image correct Setting range 6 6 to 6 6 Initial setting 0 7 Changing the value by 1 moves the center line by 0 1 mm Press the back key to exit maintenance mode End 1 6 52 2GM 13 Adjusting the margins for scanning the original from the DP Perform the following adjustment if margins are not correct U403 P 1 6 48 SE Caution Before making the following adjustment ensure that the above adjustments have been made in maintenance mode Procedure DP leading edge margin 3 2 5 mm Ejection direction reference DP left margin gt DP right margin Enter maintenance mode 3 2 5 mm 3 2 5 mm EE Enter 404 using up down cursor keys a a Li Press the enter key DP trailing edge margin 3 2 5 mm Select the item to be adjusted Figure 1 6 64 using up down cursor keys A Margin
116. nsor Scanner unit ISU unit Original 2GM Exposure lamp Ch E CCD image sensor YC1 4 YC1 5 Inverter YC1 14 PWB CCDPWB YC1 12 YC1 10 YC1 8 LAMP Le YC2 2 YC1 6 YC1 18 YC1 20 YC1 22 a L_ Yc1 29 30 position sensor Scanner motor Scanner PWB Main PWB m Za YC6 2 YC6 3 PL CCDCLKN Vey RES CODCLK cee Li ODN YC6 8 m SH YC6 10 ae YC6 12 D CCDG O YC6 16 d CCDBIE YC6 18 L CCDR YC6 20 Engine PWB GE oo 1 Yc3 5 LAME YC11 9 II yca 4 AMPHI vo44 10 vosslLAMPLOW wen CN11 1 CN11 4 HPSWN oui Figure 2 1 5 Scanner control circuit block diagram 2 1 5 2GM 1 ISU unit The ISU unit consists of an exposure lamp three mirrors an ISU lens a CCD PWB and so on Also an inverter PWB for driving the exposure lamp and a scanner home position sensor for detecting the home position of the ISU unit are incorporated The original on the contact glass is exposed to the light of the exposure lamp that is reflected by the reflector The image is input through reflection by the three mirrors and through the ISU lens to the CCD image sensor on the CCD PWB The CCD image sensor scans one row of the image in the main scan direction converts it to electric signals and outputs them to the main PWB Then the ISU unit is moved in the sub scan direction along the scanner shaft and the CCD im
117. ok of scanner unit Remove the ISU unit from the scanner shaft Remove the ISU unit taking care not to lose the M4 nut located in the ISU unit a N Scanner unit Belt hook Scanner belt Scanner shaft Flexible flat cable ISU unit Figure 1 6 39 Removing the ISU unit 1 6 33 2GM 1 6 13 Removing the exposure lamp 1 Remove the ISU unit see page 1 6 32 2 Remove two connectors from the inverter PWB 3 Remove the screw and then remove the inverter PWB ISU unit Inverter PWB Connectors Figure 1 6 40 Removing the inverter PWB 4 While unhooking the hook and then slide the exposure lamp mount Exposure lamp mount ISU unit Figure 1 6 41 Removing the exposure lamp mount 1 6 34 2GM 5 Remove the exposure lamp and cables from the exposure lamp mount e Do not touch the glass surfaces of the exposure lamp with bare hands Exposure lamp rae Exposure lamp mount Cables Figure 1 6 42 Removing the exposure lamp 1 6 35 2GM 1 6 14 Removing the scanner mirror A 1 Remove the ISU unit see page 1 6 32 2 Remove the exposure lamp see page 1 6 34 3 Unhook two mirror A holders and then Mirror A holder remove the scanner mirror A Figure 1 6 43 Removing the scanner mirror A 1 6 36 1 6 15 Removing the scanner motor Remove the original holder cover see page 1 6 32 2 Remove the right cover see page 1 6 4 3 Remove the speaker see
118. ok are clean and not peeling Replace with new ones if necessary eee e Handle greases and solvents with care by following the instructions below Use only a small amount of solvent at a time being careful not to spill Wipe spills off completely Ventilate the room well while using grease or solvents Allow applied solvents to evaporate completely before refitting the covers or turning the main switch on Always wash hands afterwards e Never dispose of toner or toner bottles in fire Toner may cause sparks when exposed directly to S firem ATU NACE EE e Should smoke be seen coming from the copier remove the power plug from the wall outlet lau 3 Miscellaneous WARNING e Never attempt to heat the drum or expose it to any organic solvents such as alcohol other than S the specified refiner it may generate toxic gas 2GM CONTENTS 1 1 Specifications E E WE EE 1 1 1 15152 ue de E 1 1 3 CE Main born rr pe cere eege cere creer een 1 1 3 EE HERE ta tenace canne en Gta see teen este 1 1 4 1 2 Handling Precautions deza D A TL a ee Es ee ee 1 2 1 12252 Installation environment Essen ire a ein rennes te eme ti ed iet matins a 1 2 1 1 3 Installation 12321 Die Ge ie EI ev UE te TE 1 3 1 1 Installation PrOCCOUIE i ccesscscvees estes ctvsscceeessncccwedsonsnrsseneesavssede caves eaaa aeiia ea aaan badis a 1 3 1 13 2 Connecting the EE 1 3 16 1 Connecting the network Cable sienne 1 3 16 2 Connecting the pr
119. on motor Control CICUIT EE 2 3 13 Power supply PWB 228 der au cicadas ne enr ent EENS EES ee 2 3 17 Bias E 2 3 19 Higi ee EE d E 2 3 20 1 Interlock SWOR ns in in id dees aad LG i MU LR A ee dns 2 3 21 2GM 296 COD PWB Aeddi 2 3 22 2 33 Operation NEE 2 3 24 2 9 8 Scanner PWB 3 25 MEAL EES 2 3 26 2 4 Appendixes Timing chart Nov EE 2 4 1 TAMING Hola te MALE Le EE 2 4 2 Timing chart e E EE 2 4 3 WIT Kelte Le WEE 2 4 4 1 1 1 Specifications Copying system Original feed system Magnification ratios Copying speed First copy speed Paper feed system Stacking capacity Standard memory ceeeeeeeeees Additional memory Continuous copying Scanning system Original quality mode Photoconductor Charging system Developing system Transfer system Fusing system Charge erasing system Cleaning system Floor requirements 2GM Desktop Indirect electrostatic system Sheets of paper Maximum original size folio 81 2 x 14 legal Platen Sheets of paper books 3 dimensional objects Maximum original size folio 81 2 x 14 legal Contact glass fixed Document processor optional sheet through Cassette Plain paper 60 105 g m2 MP tray Plain paper 60 163 g m2 Special paper Transparencies letterhead colored paper recycled paper Note Use the MP tray for special paper Maximum folio 81 2 x 14 legal Minimum A6R 51 2 x 81 2 Manual mode 50 200 1 increments At 100 magnification
120. onnectors from the power supply PWB Remove eight screws Remove the power supply PWB and high voltage PWB Note The high voltage PWB is directly connected to the bias PWB Separate the high voltage PWB from the power supply PWB Bias PWB High voltage PWB Figure 1 6 15 Removing the power supply PWB and high voltage PWB 12 2GM 4 Removing the bias PWB is 2 3 4 5 6 7 8 9 Remove the cassette and process unit see page 1 6 2 Remove the left cover see page 1 6 4 Remove the power supply PWB and high voltage PWB see page 1 6 12 Stand the machine with the front side up Remove the connector from the bias PWB Remove five screws Remove the bottom cover Remove two connectors from the bias PWB Remove the bias PWB Screws W W SCH Connector Bottom cover Screws Figure 1 6 16 Removing the bias PWB 1 6 13 2GM 1 6 8 Removing the main motor and drive unit 1 Remove the cassette and process unit see page 1 6 2 2 Remove the right cover see page 1 6 4 3 Remove three connectors from the main motor 4 Remove four screws 5 Remove main motor Screws e S Screws Figure 1 6 17 Removing the main motor 1 6 14 2GM 6 Remove the engine PWB see page 1 6 9 7 Remove wires from wire saddles on the cord cover 8 Remove the screw 9 Remove the cord cover Wire saddle S CE GE Wire saddles I SK Figure 1 6 18 Removing t
121. op ring Wee MP feed roller Figure 1 6 9 Removing the MP feed roller 2GM 1 6 6 Removing the transfer roller CAUTION Do not touch the transfer roller sponge surface Oil and dust particles of paper etc on the transfer roller can significantly deteriorate the print quality white spots etc When refitting the bushes and springs make sure to refit the black colored bush and spring on the left side Also observe the correct direction to which the bush is fit in reference to the paper passing direction 1 Remove the process unit See page 1 6 2 2 Remove the transfer roller from the both bushes Paper passing direction Long Short a TER ns r SE pee Transfer roller o t Gear Bush e SS Bush K N Black colored NN N NN SH SCH Se sJ Spring N Black colored Sa dN Transfer roller N _ es Spring _ amp S SS 1 S LEE Transfer roller Figure 1 6 10 Removing the transfer roller 1 6 8 1 6 7 Removing the primary circuit PWBs 1 Removing the engine PWB 1 Remove the right cover see page 1 6 4 2 Remove all twelve connectors from the engine PWB 3 Remove three screws 4 Remove the engine PWB When replacing the PWB with a new PWB remove the EEPROM from the old PWB and mount it to
122. ormally performed even if the data transfer was retried the specified times Poor contact in the connector ter minals Check the connection of connector YC1 on the fax control PWB and YC1 on the main PWB and the continuity across the con nector terminals Repair or replace if nec essary Defective fax con trol PWB or main PWB Replace the fax control PWB or main PWB and check for correct operation Fax control PWB program archive problem e When power is turned on the com pressed program in the Flash ROM on the optional fax control PWB was not successfully decompressed Defective fax con trol PWB Replace the fax control PWB and check for correct operation Fax file system error e The backup data is not retained for file system abnormality of flash memory of the optional fax control PWB Defective fax con trol PWB Replace the fax control PWB and check for correct operation 1 5 9 2GM Contents Remarks Causes Check procedures corrective measures Main motor problem e LOCK ALM signal remains high for 1 s 1 s after the main motor has turned on Poor contact in the main motor connector termi nals Reinsert the connector Also check for con tinuity within the connector cable If none remedy or replace the cable Defective main motor rotation control circuit Replace the main motor Defective drive transmission sys tem Check if t
123. ort 10BASE T 100BASE TX USB TWAIN 1 port Hi speed USB 1 1 2 Names of parts 1 Main body 2GM Figure 1 1 1 Names of parts D Original cover Contact glass Original size indicator plate Operation panel Front top cover Front cover Process unit Toner container Lock lever Toner container release lever Main charger cleaner Cassette Paper guide Paper stopper Stopper extension lock Face down output tray MP tray Extension tray Paper width guides GO Power switch GO Face up output tray Power cord 3 DP interface connector 4 Memory cover Ge Parallel interface connector Ge USB interface connector Network interface connector 2GM 2 Operation panel D D e Status Job Cantet 7 gt Function Print Send Receive Mel mory Eier lt System Menu fi Log Out e C O O e Counter o 2 D gt A copy Scan il Address Recall 3 Resolution e O O DDestinatidn 7 D Book 4 Ss El Send Orignal Exposure Che e O O CD Sot Pause E Document 6 mt Paper y Box 7 select gt Back Genter Oloo es CO S i Figure 1 1 2 CO Status Job cancel key and indicator Copy key an
124. ose To check the use of the optional DP Method Press the enter key The count will be displayed To clear the count press the enter key Completion Press the back key The indication for selecting a maintenance item No appears 1 4 16 Checking clearing print counts by paper size Description Displays or clears the paper feed count value by paper size Purpose To check the time to replace consumable parts Also to clear the counts after replacing the consumable parts Method 1 Press the enter key The paper feed counts by paper size will be displayed 2 Select the paper size to clear the count using the up down cursor keys To clear all counts select All Clear 3 Press the enter key The count is cleared Completion Press the back key The indication for selecting a maintenance item No appears Maintenance item No 2GM Description U927 Clearing accounting counter Description Clears the total count scanner count and machine life count The counts however can be cleared only one time If either of the total count canner count or machine life count exceeds 1 000 this mode cannot be run Purpose To start the counters with value 0 when installing the machine Method 1 Press the enter key A selection item appears 2 Select Execute using the up down cursor keys If the counter has been cleared Execute is not displayed 3 Press the enter key The accounting counter is cleared Completion Pre
125. ower switch off 4 Open the front top cover and front cover 5 Remove the transport pin from the front cover Figure 1 4 1 6 Refit the pin as shown in the figure Figure 1 4 2 7 Close the front top cover and front cover 1 4 27 2GM Service items Description FAX Country Code Setting the FAX destination code Note This setting is only available when the optional fax system is installed in the machine Description To set the fax destination code Basically the setting need not be changed Procedure 1 Select FAX Country Code using up down cursor keys and press the enter key 2 Enter the country code using the numeric keys Remote Diag Set Setting the FAX remote diagnosis system Note This setting is only available when the optional fax system is installed in the machine Description Set to take advantage of our remote diagnosis system Procedure 1 Select Remote Diag Set using up down cursor keys and press the enter key 2 Select Off or On using the up down cursor keys and press the enter key Remote Diag ID 1 4 28 Entering the FAX remote ID number Note This setting is only available when the optional fax system is installed in the machine Description Register the designated remote test ID for remote diagnosis In order to perform the remote diagnosis
126. per width guides If there is any gap between the paper and the stopper or guides readjust the paper stopper and or the paper width guides as appropriate e When you are loading paper into the cassette make sure that the side to be copied or printed onto is facing downward e Be sure to load paper so that it is not folded or curled etc e Do not load more paper than indicated by the lines located on the width guides 5 Push the cassette securely all the way back into the machine until it stops 1 3 14 Paper width guide Figure 1 3 31 Cassette Figure 1 3 32 2GM Using the one touch key sheet 1 Remove the one touch key sheet from bottom side of the operation panel One touch key sheet Figure 1 3 33 2 Enter the information for the registered destinations onto the one touch key sheet There are 4 spare one touch key sheets included with this machine 3 Insert the sheet back between the one touch keys from the bottom side of the operation panel Figure 1 3 34 Make test copies End of installation 1 3 15 2GM 1 3 2 Connecting the cables 1 Connecting the network cable To connect the machine to a network use an network cable 10Base T or 100Base TX Procedure 1 Turn the power switch located on the rear side of the machine off O and remove the power cord from the outlet Power switch Figure 1 3 35 2
127. place the MP feed clutch Poor contact in the MP feed clutch connector ter minals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Defective engine PWB Check if YC5 2 on the engine PWB goes low when the MP feed clutch is turned on If not replace the engine PWB 7 The registration clutch does not op erate Broken registration clutch coil Check for continuity across the coil If none replace the registra tion clutch Poor contact in the regis tration clutch connector terminals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Defective engine PWB Check if YC6 2 on the engine PWB goes low when the registra tion clutch is turned on If not replace the engine PWB 8 The eraser lamp does not turn on Poor contact in the eraser lamp connector terminals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Defective eraser lamp Check for continuity If none replace the eraser lamp Defective engine PWB If the eraser lamp turns on when YC14 2 on the engine PWB is held low replace the engine PWB 9 The exposure lamp does not turn on Poor contact in the expo sure lamp connector termi nals Reinsert the connector Also check for continuity within the
128. platen A4 81 2 x 11 18 copies min A5 10 copies min 81 2 x 14 15 copies min At 100 magnification document processor A4 81 2 x 11 18 copies min Apporox 9 5 s A4 81 2 x 11 original placed on the platen 20 s or less Recovery from the low power mode 10 s or less Recovery from the sleep mode 15 s or less at room temperature 23 C 73 4 F humidity 60 RH Cassette 250 sheets 80 g m2 MP tray 50 sheets 80 g m 25 sheets 120 g m2 10 sheets 160 g m 1 sheet Transparency Output tray Approx 150 sheets 80 g m Face up tray 30 sheets 80 g m 1 sheet Special paper 96 MB 64 MB of system memory and 32 MB of additional memory Approx 70 pages of memory possible with letter size 5 Text Photo mode 1 slot 64 MB 128 MB or 256 MB 1 999 sheets Flat bed scanning by CCD image sensor Reading scanning 600 x 600 dpi Writing printing 600 x 600 dpi Text Photo Photo and Text Cold cathode lamp OPC drum diameter 30 mm Single positive corona charging Single element reversing process Transfer roller Heat roller Heat source halogen heaters 750 W Control temperature 190 C 374 F at normal ambient temperature Abnormally high temperature protection device thermal cutout Exposure by cleaning lamp Cleaning blade 496 W x 421 D x 385 H mm 199 16 W x 165 8 D x 153 16 H Approx 14 5 kg 32 0 Ibs 496 W x 740 D mm 199 16 W x 293 16 D Auto exposure adjustment Ecoprint mode
129. plification circuit that consists of operational amplifiers U6 and U7 and so on and transmitted to the analog signal processing circuit on the main PWB through the scanner PWB Also the CCD PWB relays signal lines of the scanner home position sensor and the exposure lamp Main PWB CCD PWB OP AMPs U6 7 Scanner PWB Original gt SS CCD sensor U4 Drivers U3 8 9 CCDCLK CCDCLKN SWN Exposure SH_BW lamp SH_RGB CPN RSN Inverter PWB Scanner home position sensor Engine PWB Figure 2 3 16 CCD PWB circuit block diagram 2 3 22 2GM Connector Pin No Figure 2 3 17 CCD PWB silk screen diagram Description VC Connected to the scanner PWB GO Joo BR ND CCDCLK GND CCDCLKN GND GND GND CCDG O GND CCDB E GND CCDR 12 V 5 V 5 V HPSWN PGND PGND LAMP LAMP 1 O Q 1 O O Ground Ground Ground Color monochro control signal Color monochro control signal CCD shift signal Ground CCD CP signal Ground CCD RS signal Ground CCD clock signal Ground CCD clock signal Ground Ground Ground Image data G green signal analog Ground Image data B blue signal analog Ground Image data R red signal analog 12 V DC power supply 5 V DC power supply 5 V DC power supply Scanner home position sensor On Off Ground Ground Exposure
130. ppears Causes longitudinally Dirty or flawed main charger wire Foreign matter in the developing section Flawed drum Dirty shading plate PONS Causes Check procedures corrective measures 1 Dirty or flawed main charger wire Replace the process unit 2 Foreign matter in the developing section Replace the process unit 3 Flawed drum Replace the process unit 4 Dirty shading plate Clean the shading plate 1 5 17 2GM 6 A black line appears Causes longitudinally Dirty contact glass Dirty or flawed drum Deformed or worn cleaning blade Dirty scanner mirror ONS Causes Check procedures corrective measures 1 Dirty contact glass Clean the contact glass 2 Dirty or flawed drum Replace the process unit 3 Deformed or worn cleaning blade Replace the process unit 4 Dirty scanner mirror Clean the scanner mirror 7 A black line ap Causes pears laterally 1 Flawed drum 2 Dirty developing section 3 Leaking main charger housing Causes Check procedures corrective measures 1 Flawed drum Replace the process unit 2 Dirty developing section Replace the process unit 3 Leaking main charger housing Replace the process unit 8 One side of the Causes print image is 1 Dirty main charger wire darker than the 2 Defective exposure lamp other Causes Check procedures corrective measures
131. r of sheets is printed Press the system menu counter key For copy example 1 increase the value using the right cursor key For copy example 2 decrease the value using the left cursor key Is the image correct Yes Setting range 25 to 25 Press the back key to Initial setting 0 exit maintenance mode Changing the value by 1 changes the magnification by 0 1 Increasing the value makes the image longer and decreasing it End make the image shorter 1 6 45 2GM 6 Adjusting the scanner leading edge registration Perform the following adjustment if there is regular error between the leading edges of the copy image and original U034 Uo7t P 1 6 41 voes P 1 6 50 Caution Before making the following adjustment ensure that the above adjustments have been made in maintenance mode Procedure Leading edge registration Enter maintenance mode Enter 066 using Original Copy Copy up down cursor keys example 1 example 2 Figure 1 6 57 Press the enter key Press the system menu counter key Press the enter key The new setting is stored Place an original and press the start key to make a test copy Printing cannot be stopped until the preset number of sheets is printed Press the system menu counter key For copy example 1 decrease the value using the left cursor key For copy exa
132. rn to the indication for setting press the system menu counter key 1 4 9 2GM Maintenance item No Description U089 Method 1dot PG output 1 Change the setting using the left right cursor keys Description Setting range Initial setting Number of 1dot pattern 1 to 16 1 2 Press the enter key The value is set 3 Press the system menu counter key The machine enters the PG pattern output mode 4 Press the start key A MIP PG pattern is output 5 To return to the indication for setting press the system menu counter key Completion Press the back key while a selection item is displayed The indication for selecting a maintenance item No appears Setting the other high voltages Description Changes the developing bias clock and the transfer charging output timing Purpose To check the developing bias clock and the transfer charging output timing Do not change the preset value Method Press the enter key A selection item appears Setting 1 Select the item to be using the up down cursor keys 2 Change the setting using the left right cursor keys Display Description Setting range Initial setting DB_100Hz CPY Developing bias clock frequency 2 to 255 26 DB_Duty CPY Developing bias clock frequency 1 to 99 55 TC Off 10ms Transfer charging output OFF timing 0 to 255 48 TC On 10ms Transfer charging output ON timing 0 to 255 43 DB_100Hz PRT Developing bias clock frequency
133. s the image longer and decreasing it make the image shorter 1 6 49 2GM 10 Adjusting the DP leading edge registration Perform the following adjustment if there is a regular error between the leading edge of the original and the copy image U034 U066 P 1 6 41 P 1 6 46 SE Caution Before making the following adjustment ensure that the above adjustments have been made in maintenance mode Procedure Start Leading edge registration ay Enter maintenance mode Enter 071 using up down cursor keys Original Copy Copy example 1 example 2 Press the enter key Figure 1 6 61 Select Lead Edge Adj DP leading edge registration using up down cursor keys Press the system menu conter key _ Press the enter key kK The new setting is stored Place an original on the DP and make a test copy Printing cannot be stopped until the preset number of sheets is printed Press the system menu conter key For copy example 1 decrease the value using left cursor key For copy example 2 increase the value using the right cursor key Is the image correct Yes Press the back key to exit maintenance mode Setting range 32 to 32 Initial setting 11 Changing the value by 1 moves the copy image by 0 293 mm 1 6 50 2GM 11 Adjusting the DP trailing edge registration Perform the following adjustment if the original
134. s Repair or replace if necessary Thermistor in stalled incorrectly Check and reinstall if necessary Thermal cutout triggered Check for continuity If none replace the thermal cutout Heater lamp in stalled incorrectly Check and reinstall if necessary Broken heater lamp wire Check for continuity If none replace the heater lamp Abnormally high fusing unit ther mistor temperature e The fusing temperature exceeds 230 C 446 F for 40 ms Shorted ther mistor Measure the resistance If it is 0 Q replace the thermistor Broken heater control circuit on the power supply PWB Replace the power supply PWB and check for correct operation 1 5 11 2GM Contents Remarks Causes Check procedures corrective measures Abnormally low fusing unit ther mistor temperature e The fusing temperature remains be low 90 C 194 F for 1 s Poor contact in the thermistor connector termi nals Check the connection of connector YC4 on the power supply PWB and the continuity across the connector terminals Repair or replace if necessary Broken thermistor wire Measure the resistance If it is Q replace the thermistor Thermistor in stalled incorrectly Check and reinstall if necessary Thermal cutout triggered Check for continuity If none replace the thermal cutout Heater lamp in stalled incorrectly Check a
135. s too light See page 1 5 17 7 A black line appears laterally See page 1 5 18 11 The leading edge of the image is consistently misaligned with the original See page 1 5 19 15 Fusing is poor See page 1 5 21 2GM 4 Background is visible See page 1 5 17 8 One side of the print image is darker than the other See page 1 5 18 12 Paper creases LR See page 1 5 20 16 Image center does not align with the original center See page 1 5 21 1 5 15 2GM 1 No image appears Causes entirely white 1 No transfer charging Causes Check procedures corrective measures 1 No transfer charging A The connector terminals of the high voltage PWB make poor contact Reinsert the connector Also check for continuity within the connector cable If none remedy or replace the cable B Defective engine PWB Replace the engine PWB and check for correct operation C Defective high voltage PWB Replace the high voltage PWB and check for correct operation 2 No image appears Causes entirely black 1 No main charging 2 Exposure lamp fails to light Causes Check procedures corrective measures No main charging Broken main charger wire Replace the process unit Leaking main charger housing Replace the process
136. scanning end position is not correct when the DP is used Caution If the copy image looks like copy example 2 clean the DP original scanning section Y Enter maintenance mode Y Enter 071 using up down cursor keys Copy Original Copy Press the enter key example 1 example 2 Figure 1 6 62 Procedure LU Select Trail Edge Adj DP trailing edge registration using up down cursor keys Press the system menu counter key Press the enter key The new setting is stored Place an original on the DP and make a test copy Printing cannot be stopped until the preset number of sheets is printed Press the system menu counter key For copy example 1 decrease the value using the left cursor key For copy example 2 increase the value using the right cursor key Is the image correct Yes Setting range 42 to 32 Press the back key Initial setting O to exit maintenance mode Changing the value by 1 moves the copy image by 0 293 mm End 1 6 51 2GM 12 Adjusting the DP center line Perform the following adjustment if there is a regular error between the centers of the original and the copy image U034 U067 P 1 6 42 P 1 6 47 pale Caution Before making the following adjustment ensure that the above adjustments have been made in maintenance mode Reference N Enter maintenance mode T Original Copy Copy Enter 072 usi
137. ses between the heat roller and the press roller in the fuser unit Heat roller Press roller Figure 2 1 16 Fusing The heat roller has a halogen lamp inside which continuously turns on and off by the thermistor to maintain the constant temperature onto the heat roller surface The heat roller is resin coated by florin to prevent toner from accumulating on the roller after a long run Care must be taken while handling the heat roller not to scratch the roller surface as doing so may result in print problems The heat roller has four claws which are continuously in contact with its surface These claws prevent the paper on which toner has been fused from being wound around the heat roller causing paper jam The pressure roller is made of the heat resistant silicon rubber This roller is used to strongly press the paper towards the heat roller by means of coil springs The temperature of the heat roller is constantly monitored by the engine PWB using the thermistor and triac Should the temperature of the heat roller exceed the predetermined value the thermal cutout is activated to effectively disconnect the heater halogen lamp from power 2 1 16 6 1 Fuser unit mechanism 2GM Figure 2 1 17 Fuser unit mechanism D Heat roller Idle gear Z34 Exit gear Z23 Idle gear Z18 5 Heat gear Z33 Press roller Heater lamp Thermal cutout Separator s Thermistor o Exit pulley s 4 Lower exi
138. ses under one touch keys 2 3 4 5 Select Common Setting and press the enter key Select One Touch Keys and press the enter key Select the number of the one touch and press the enter key Select E mail and press the enter key Enter or revise the e mail address and then press the enter key Restarting the machine 1 2 3 Select System Setting and press the enter key Select Restart and press the enter key Select either Yes or No Turning individual alarms ON OFF and or adjusting the alarm volume OO P ob N Select Common Setting and press the enter key Select Sound Setting and press the enter key Select Buzzer and press the enter key Select Volume and press the enter key Select the desired volume for the alarms and press the enter key Select the desired alarm and press the enter key Select either On or Off and press the enter key Setting the date and time O O1 E D Select Date Timer Set and press the enter key Select Year Time and press the enter key Register the current year month and day Press the enter key Register the current hour minute and second Press the enter key Setting the date format 1 2 3 Select Date Timer Set and press the enter key Select Date Format and press the enter key Select the desired date format Setting the time zone 1 Select Date Timer Set and press the enter key 2 Select Time Zone and
139. signating the APS Auto Paper Selection paper type 1 Select Copy Setting and press the enter key 2 Select APS Media Type and press the enter key 3 Select the type of paper that will be used in the APS mode and press the enter key 1 4 3 Service settings The machine is equipped with a service settings which can be operated by service person 1 Executing a service setting item Executing a system setting item Press the System Menu Counter key Select Service Setting using the up down cursor keys Press the enter key Select an setting item using the up down cursor keys Press the enter key Execute the system setting item Select the Exit using the right select key 2GM 1 4 21 2GM 2 Contents of service setting items Service items Description Printing a status page for service purpose Description Prints a status page for service purpose The status page includes various printing settings and service cumulatives Procedure 1 Select Ser Status Page using up down cursor keys and press the enter key 2 Select Yes using the left select key Service status pages 2 pages are output Ser Status Page Detail of service status page Service Status Page MFP Firmware Version 2GM_2000 001 095 2005 02 21 SSS Engine Information Installed Options Engine ROM Version Document Processor Front Panel ROM Version Paper Feeder
140. sing Display Description Err Diffusion2 Err Diffusion4 Dither 2 value error diffusion method 4 value error diffusion method Dither matrix method Press the enter key Press the up down cursor keys to select whether output of y is on or off Display Description y Off y On Output of y off Output of y on 4 Press the enter key 5 Press the system menu counter key The machine enters the PG pattern output mode 6 Press the start key A MIP PG pattern is output 7 To return to the indication for setting press the system menu counter key Method Monochrome PG output 1 Change the setting using the left right cursor keys Description Setting range Initial setting Monochrome PG output level 0 to 255 70 Press the enter key The value is set Press the up down cursor keys to select the desired item of gradation processing Display Description Err Diffusion2 Err Diffusion4 Dither 2 value error diffusion method 4 value error diffusion method Dither matrix method Press the enter key Press the up down cursor keys to select whether output of y is on or off Display Description y Off y On Output of y off Output of y on Press the enter key Press the system menu counter key The machine enters the PG pattern output mode Press the start key A MIP PG pattern is output To retu
141. sm Driving power train For drum From main unit For toner container developing roller etc From main unit For main unit Transfer roller For toner container Figure 2 1 8 Process unit mechanism Main charger unit Charger wire Grid a Developing roller Gear Z14 Z18 Gear Z14 Z36 Gear Z18 Z36 Free gear Z40 oi Gear Z18 Z35H MAG gear Z24H Mixer gear Z20 B Mixer gear Z20 A 2 1 8 3 DLP screw B DLP screw A 3 Drum Drum gear Z35H Drum shaft Drum gear Z36 Sweep gear Z13 Go Idle gear 18H Cleaning blade Sweep roller 3 Waste toner reservoir 2GM 2 Main charging 2 1 Photo conductive drum The durable layer of organic photoconductor OPC is coated over the aluminum cylinder base The OPC tend to reduce its own electrical conductance when exposed to light After a cyclic process of charging exposure and development the electrostatic image is constituted over the OPC layer Since the OPC is materialized by resin it is susceptible to damage caused by sharp edges such as a screwdriver etc resulting in a print quality problem Also finger prints can cause deterioration of the OPC layer therefore the drum in the process unit must be handled with care Substances like water alcohol organic solvent etc should be strictly avoided As with all other OPC drums the exposure to a strong light source for a prolonged period can cause a print quality problem T
142. ss the back key The indication for selecting a maintenance item No appears Checking the machine life count Description Displays the machine life count for checking a figure Purpose To check machine status Method Press the enter key The machine life count will be displayed Completion Press the back key The indication for selecting a maintenance item No appears 1 4 17 2GM 1 4 2 System settings In addition to a maintenance function the machine is equipped with a system settings which can be operated by users mainly by the machine administrator In this machine system settings default settings can be changed 1 Executing a system setting item e Executing a system setting item Press the System Menu Counter key uen Select an setting item using the up down cursor keys Ser ee Press the enter key ee Execute the system setting item ee Select the Exit using the right select key End 1 4 18 2 System settings Adjusting the contrast of the message display 1 Select Adjust and press the enter key 2 Select LCD Contrast and press the enter key 3 Select the desired contrast and press the enter key Selecting the message language 1 Select Common Setting and press the enter key 2 Select Language and press the enter key 3 Select the language to be used in the message display and press the enter key Setting the default operation mode 1 Select Com
143. t print mode cannot be stopped until the preset number of sheets is printed To stop the operation remove the cassette to cause a paper empty state To terminate the test print mode in the middle of operation you must turn off the power switch and then on again to exit the maintenance mode 1 4 1 2GM 2 Maintenance modes Initial setting Category Maintenance General Outputting an own status report Initialization Initializing all data Drive paper Setting paper timing feed and paper e Adjusting the leading edge registration conveying e Adjusting the center line system Adjusting the amount of slack in the paper Optical Adjusting the scanner input properties Adjusting the shading position Adjusting the scanner magnification e Main scanning direction e auxiliary scanning direction Adjusting the leading edge registration for scanning an original on the contact glass Adjusting the center line for scanning an original on the contact glass Adjusting the DP magnification Adjusting the DP scanning timing e Adjusting leading edge registration e Adjusting trailing edge registration Adjusting the DP center line Adjusting the DP input light luminosity Turning the DP scanning position adjust mode on off Outputting a MIP PG pattern High voltage Setting the other high voltages 26 55 48 43 24 60 Initial setting for the developer Setting toner loading operation Checking
144. t roller 2 1 17 2GM 7 Cleaning After the transferring process the drum needs to be physically cleaned of toner which is residual after the development process The cleaning blade is constantly pressed against the drum and scrapes the residual toner off to the sweep roller The waste toner is collected at the output end of the sweep roller and sent back to the toner container into the waste toner reservoir Eraser lamp Cleaning blade Waste toner reservoir Figure 2 1 18 Drum cleaning and erasing static charge After the drum is physically cleaned it then must be cleaned to the electrically neutral state This is necessary to erase any residual positive charge ready to accept the uniform charge for the next print process The residual charge is canceled by exposing the drum to the light emitted from the eraser lamp This lowers the electrical conductivity of the drum surface making the residual charge on the drum surface escape to the ground 2 1 18 2 2 1 Electrical parts layout 1 Main unit Main PWB 2 Engine PWB 3 Power supply PWB Power switch Exit sensor AC Inlet High voltage PWB Interlock switch 6 Bias PWB Cassette switch Registration sensor Paper sensor Main motor 2GM Figure 2 2 1 Main unit Cooling fan Registration clutch Feed clutch MP feed clutch 4D MP paper sensor Toner sensor PWB 3 Waste toner sensor PWB Eraser lamp
145. tents 2GM Remarks Causes Check procedures corrective measures Polygon motor synchronization problem e The polygon motor does not reach the stable speed within 15 s of the START signal turning on Poor contact in the polygon motor connector termi nals Reinsert the connector Also check for con tinuity within the connector cable If none remedy or replace the cable Defective polygon motor Replace the LSU Defective engine PWB KP 5238 Replace the engine PWB and check for correct operation Polygon motor steady state problem e The polygon motor rotation is not stable for 5 s after the polygon motor rotation has been stabilized Poor contact in the polygon motor connector termi nals Reinsert the connector Also check for con tinuity within the connector cable If none remedy or replace the cable Defective polygon motor Replace the LSU Defective engine PWB KP 5238 Replace the engine PWB and check for correct operation Broken fusing heater wire e In fusing warm up the time to reach 50 C 122 F exceeds 13 5 s the time to reach 100 C 212 F exceeds 10 s the time to reach the primary stabilization exceeds 10 s or the time to reach the secondary stabilization exceeds 24 s Poor contact in the thermistor connector termi nals Check the connection of connector YC4 on the power supply PWB and the continuity across the connector terminal
146. tern Printing cannot be stopped until the preset number of sheets is printed Press the system menu counter key For copy example 1 decrease the value using the left cursor key For copy example 2 increase the value using the right cursor key Is the image correct Setting range Drawer 507 to 600 Press the back key to exit MP tray 23 to 70 maintenance mode Optional drawer 23 to 70 Changing the value by 1 moves the center line by 0 254 mm 1 6 42 3 Adjusting the amount of slack in the paper 2GM Make the following adjustment if the leading edge of the copy image is missing or varies randomly or if the copy paper is Z folded Procedure Enter maintenance mode Enter 051 using up down cursor keys Press the enter key Select the item to be adjusted using up down cursor keys Regist Cas 1 Drawer Regist MPT MP tray Regist Cas 2 Optional drawer Press the system menu counter key Press the start key to output a test pattern Printing cannot be stopped until the preset number of sheets is printed Is the leading edge missing or varying randomly copy example 1 Is the copy paper Z folded copy example 2 exit maintenance mode End Press the back key to Correct image Copy example 1 Figure 1 6 54 Press the enter key The new setting is stored Press the
147. tion Misfeed in the exit sec tion The exit sensor does not turn off within 2765 ms of the regis tration sensor turning off DP option No original feed When the power switch is turned on the machine detects activation of the DP timing switch The machine cannot detect activation of the DP timing switch even after 1350 ms elapses since the start of primary paper feed and cannot detect it at the same timing even after 5 times of retry An original jam in the original conveying sec tion The machine cannot detect deactivation of the DP timing switch even after 4227 ms elapses since the start of second ary paper feed The machine detects deactivation of the DP timing switch even after 909 ms elapses since the start of secondary paper feed DP original cover or front top cover open JAM The machine detects opening of the DP original cover or the front top cover while scanning originals DP open JAM The machine detects opening of the DP while scanning originals Original remaining JAM When the machine starts scanning of originals the DP timing switch is on 1 5 3 2GM 3 Paper misfeeds e Main body Problem Causes check procedures Corrective measures 1 A paper jam in the conveying fusing or exit section is indi cated as soon as the power switch is turned on Jam code 03 A piece of paper torn from paper is caught around registration sensor or ex
148. ui Debut men El Le Dostert open Ei ND EE SOS um AO 10 run rANn NOoRHo HPAMTNORDHDOT NSD SHSLASGGTA ram rain CN GO 10 ram 5 24V2 1 111 BERDEN 111 YC10 YC11 YC3 YC16 YC12 YC13 YC14 5 To PGND 2 2 2 ESER 2 2 optional PFMDRN 3 3 3 Hrotrk 22 vca PFCLK 4 4 4 4 4 Engine PWB paper PFMDRN feeder PFPEPER 5 Main 5 5 PGND dk PFSEN 6 motor 6 6 5V 6 6 212 CMRDYN 2 2 Feed Ee i 9 9 MOTORN 9 9 YC6 YC5 YC9 YC7 YC8 clutch 2 2 10 10 10 10 N N AO HKAMTMNORDDOTAVNEOTOHO LamnoRHHeErNNYU 6 o re ener DOLE ALTO answer me pr Vero 5 Fa a Toner Heater lamp ls para aye sensor PWB st lu 2 O L BCE d lala K fc osc lu AL DaS Zmans aan ell E uE a a SEET EC Fagetaion WE eed MP ener no SE EE EE SE M A Det E T 7 fan clutch clutch sensor chy Tt oat ENT 222 e QE e Thermal AE H 5 266 Ges ES HO zemerPws ONE HE he PB D MECH TN YC M Transfer roller YC T Mag roller TNO DEET ECKE amntmonmalr Nery 7 o YC5 T N YC4 N YC3 YC2 ou 747 Yce2 Ke YC1 ram KAMTMNORDDOTAVNETOHO Lanmsno KE rNOHEo 7 4 2 gt u 2 2 24V2 24V2 A1 B1 A1 B1 YC304 YC302 YC303 TR EAN 3 3 PGND PGND A2 B2 A2 B2 Lean AE ne ee High voltage PWB 4 B4 4 B4 Power switch PET 24V2 6 6 Se THVDR THERM A5 B5 A5 B5 THERM 7 7 RTHVDR HEATN A6 B6 A6 B6 Bias PWB 2 ere EN HE HVISEL SLEEPN A7 B7 A7 B7 ower supply IE AE SE i EXITN A8 B8 A8 B8 LIL 21 A9 B9 A9 B9 8 NN EE 12 12 ri 5V 5V A10 B10 A10 B10
149. umber 1 4 26 Service items 2GM Description New Developer Toner installation mode Description Executes toner install operation when replacing the toner Procedure 1 Select New Developer using up down cursor keys and press the enter key 2 Select Yes using the left select key 3 Completed is displayed and set the toner install mode 4 Turning the power switch off and back on Adding Toner is displayed at the time of the next power switch on and toner installation operation is executed After approximately 15 minutes the installation is completed and the machine becomes ready Drum Refresh Drum surface refreshing Description To clean the drum surface when image failure occurs due to contamination This mode is useful when dew condensation on the drum occurs Procedure 1 Select Drum Refresh using cursor up down keys and press the enter key 2 Select Yes using the left select key Drum surface refreshing will start and finish after approximately 2 minutes Transport mode Transport mode Description Follow the instructions below to reinstall the transport pin before moving the machine Procedure 1 Select Transport mode using cursor up down keys and press the enter key 2 Select Yes using the left select key The mirror frame of the scanner returns to the position for transport 3 Check that Turn power off is displayed and turn the p
150. unit The connector terminals of the high voltage PWB make poor contact Reinsert the connector Also check for continuity within the connector cable If none remedy or replace the cable Defective engine PWB Replace the engine PWB and check for correct operation Defective high voltage PWB Replace the high voltage PWB and check for correct operation Exposure lamp fails to light The connector terminals of the exposure lamp make poor contact Reinsert the connector Also check for continuity within the connector cable If none remedy or replace the cable Defective CCD PWB Replace the CCD PWB and check for correct operation Defective scanner PWB Replace the scanner PWB and check for correct operation Defective engine PWB 1 5 16 Replace the engine PWB and check for correct operation 2GM 3 Image is too Causes light 1 Insufficient toner 2 Deteriorated developer 3 Dirty or deteriorated drum Causes Check procedures corrective measures 1 Insufficient toner If the add toner indicator lights replace the toner container 2 Deteriorated developer Replace the process unit 3 Dirty or deteriorated drum Replace the process unit 4 Background is visible Causes 1 Deteriorated developer Causes Check procedures corrective measures 1 Deteriorated developer Replace the process unit 5 A white line a
151. ure 1 6 32 Removing the right and left stays 4 Remove four connectors Screws 5 Remove six screws and then remove the LSU shield When refitting the LSU shield tighten a screw in order of 4 from Screw LSU shield K ES Connectors Figure 1 6 33 Removing the LSU shield 1 6 29 2GM 6 Remove three screws 7 Remove two connectors from the laser scanner unit 8 Remove the laser scanner unit When refitting the laser scanner unit tighten a screw in order of 3 from Screws Laser scanner unit Conncetor Conncetor Figure 1 6 34 Removing the laser scanner unit 1 6 30 2GM 9 Remove the eraser lamp Figure 1 6 35 Removing the eraser lamp 1 6 31 2GM 1 6 12 Removing the ISU unit 1 Unhook two hooks by using screw driver through the holes and then remove the operation unit Operation unit Hook Figure 1 6 36 Removing the operation unit 2 Remove two screws and then remove the original holder cover Screws Figure 1 6 37 Removing the original holder cover 1 6 32 2GM 3 Remove two screws and then remove two grounding plates 4 Remove the stopper ring and then detach the scanner shaft Detach the shaft taking care to tilt it as little as possible Stopper ring 6 Scanner shaft 5 Remove the flexible flat cable from the ISU PWB s connector Remove the scanner belt from the belt ho
152. ures 1 An original jams when the power switch is turned on A piece of paper torn from an original is caught around the DP timing switch Remove any found Defective DP timing switch Check if YC10 6 on the engine PWB remains low when the DP timing switch is turned on and off If it does replace the DP tim ing switch 2 An original jams in the DP is indicated during copying no original feed Jam code 70 Defective DP timing switch Check if YC10 6 on the engine PWB remains low when the DP timing switch is turned on and off If it does replace the DP tim ing switch Check if the forwarding pulley or feed pulley is de formed Check visually and replace the deformed pulley 3 An original jams in the DP during copy ing a jam in the original conveying section Jam code 71 Defective DP timing switch Check if YC10 6 on the engine PWB remains low when the DP timing switch is turned on and off If it does replace the DP tim ing switch Check if the conveying roller or exit roller is de formed Check visually and replace the deformed roller 4 Original jams fre quently An original outside the specifications is used Use only originals conforming to the specifications The forwarding pulley or feed pulley is dirty with pa per powder Clean with isoproply alcohol The conveying roller and conveying pulleys do not contact correctly
153. us D13 Data bus D11 Data bus D9 Data bus D7 Data bus D6 Data bus D4 Data bus D2 Data bus DO Not used Not used 2 3 3 2GM Connector YC2 Connected to the compact flash socket Description Ground Data bus D3 Data bus D4 Data bus D5 Data bus D6 Data bus D7 CE1 signal Address bus A10 OE signal Address bus A9 Address bus A8 Address bus A7 3 3 V DC power supply Address bus A6 Address bus A5 Address bus A4 Address bus A3 Address bus A2 Address bus A1 Address bus AO Data bus DO Data bus D1 Data bus D2 Not used CD2 signal CD1 signal Data bus D11 Data bus D12 Data bus D13 Data bus D14 Data bus D15 CE2 signal VS1 signal IORD signal IOWR signal WE signal Not used 3 3 V DC power supply CSEL signal Not used Reset signal WAIT signal Not used REG signal Not used Not used Data bus D8 Data bus D9 Data bus D10 Ground J O O1 ND A CE2n VSin IORDn IOWRn WEn RDY BSYn VCC CSELn VS2n RESET WAITn INPACKn REGn BVD2n BVDin D8 D9 D10 GND O00000000O0 0000000000000000000000 OO i ER O1 OOO STB DATA DATA2 DATA3 DATA4 DATA5 DATA6 DATA7 DATA8 ACK BUSY STB signal DATA signal DATA2 signal DATA3 signal DATA4 signal DATAS signal DATA6 signal DATA7 signal DATA8 signal ACK signal BUSY signal Connected to the parallel I F GO JO O1 P ND 3 OO 2 3 4 Connector Pin No
154. ve the heater lamp from the heat roller Lamp A holder Machine right side _ _ Machine left side Projection r 77 Ge A Ve SCH MEA Lif j Short br cal Lamp B holder Figure 1 6 24 Removing the heater lamp 1 6 21 2GM 3 Removing the heat roller WARNING e The heat roller is extremely hot immediately after the machine was running Allow substantial period of time until it cools down 1 Remove and split the fuser unit see page 1 6 18 2 Remove the heater lamp see page 1 6 22 3 Press the lamp A holder away from the heat roller Pull up both heat R bush and heat L bush at the same time Heat R bush Heat L bush Figure 1 6 25 Removing the heat R bush and heat L bush 1 6 22 2GM 4 Remove the heat gear Z33 heat R bush and heat L bush from the heat roller Heat gear Z33 Heat R bush Heat L bush Heat roller Figure 1 6 26 Removing the heat roller 1 6 23 2GM 4 Removing the thermistor 1 Remove and split the fuser unit see page 1 6 18 2 Remove the heater lamp see page 1 6 21 3 Remove the heat roller see page 1 6 22 4 Remove the screw 5 Remove the thermistor Figure 1 6 27 Removing the thermistor 1 6 24 2GM 5 Removing the thermal cutout CAUTION e Do not bend the terminals of the thermal cutout 1 Remove and split the fuser unit see page 1 6 18 2 Remove the heater lamp see page 1 6 21 3 Remove the heat roller
155. vels The sensors clutches etc are described in the following pages Figure 2 1 1 Paper feeding path Cassette Upper registration roller MP tray Transfer roller Face down output tray 3 Drum Face up output tray Heat roller Process unit 5 Press roller 6 Fuser unit Lower exit roller Feed roller Exit pulley Feed pulley Upper exit roller MP feed roller Exit pulley Lower registration roller 2 1 1 2GM 1 Paper feed control The following diagram shows interconnectivity of the feeding system components including the sensors and rollers The engine PWB provides the signals in conjunction with the electrophotography process that is driven by the main PWB _ SR Toner container Process unit Registration sensor Developing roller MP ray Lei Fuser unit Oy MP paper sensor MP feed Registration clutch IT adi Feed 7 clutch sane sensor Power supply PWB Optional EXITN High voltage PWB Bias PWB paper feeder Bias PWB MPFDRN HANDSN MOTORN REGDRN Engine PWB MP feed roller Feed roller 3 Lower registration roller 4 Upper registration roller Transfer roller ei Heat roller 7 Lower exit roller Upper exit roller Figure 2 1 2 Paper feed control 2GM 2 Paper feeding mechanism Driving power train For process un
156. ving at the rated speed turns PLGDRN to L level to acknowledge the engine CPU that the rated speed has been achieved On the contrary if PLGRDYN does not turn to L level within 8 seconds since PLGDRN has been L level Engine PWB Laser scanner unit Polygon motor control circuit 25 984 rom 24V3 PGND PLGDRN PLGRDYN PLGCLK Main PWB control IC PLGCLK 2598 4 Hz Figure 2 3 8 Polygon motor control circuit 2 3 13 2GM Connector Signal Description YC3 Connected to the main PWB OANDARWN SGND OVSYNK SGND RSTN SGND EGRN SDIR SBSY PDMASKN EGSI SCKN EGSO PLGCLK SGND OUTPEN 5 V 3 3 V 3 3 V SGND SGND i ODOO0OO0O 0 0000 Oo Ground OVSYNK signal Ground RSTN signal Ground EGRN signal SDIR signal SBSY signal PDMASKN signal EGSI signal SCKN signal EGSO signal PLGCLK signal Ground OUTPEN signal 5 V DC power supply 3 3 V DC power supply 3 3 V DC power supply Ground Ground Connected to the main motor JO O1 ND CH FEDDRN PFSEN PFPER PFCLK PFMDRN PGND 5 V MRDYN MOTORN 24 V3 OO O Feed clutch On Off Paper feeder control signal Paper feeder control signal Paper feeder control signal Paper feeder control signal Ground 5 V DC power supply Main motor ready signal Main motor On Off 24 V DC power supply Con
157. witch Figure 1 3 40 3 Open the original cover and lift it upward to remove it from the machine Figure 1 3 41 1 3 18 2GM 4 Attach the document processor to the machine CAUTION Be sure that the connection cable does not get caught between the document processor and the machine when attaching the document processor to the machine 5 Gently close the document processor Document processor Figure 1 3 43 6 Attached the open end of the connection cable to the connector on the machine Document processor Figure 1 3 44 1 3 19 2GM CAUTION Be sure to tighten the pins securely when connecting the cable Pins Figure 1 3 45 7 Connect the power cord and turn the power switch on Warm up will begin 1 will appear on the operation panel and the start indicator will light when the machine is in a ready state Power switch UUUUUU Figure 1 3 46 1 3 20 2GM 1 3 4 Installing the expanding memory option The main PWB of the machine is equipped with one socket for memory expansion Expansion memory is available in the form of DIMM Dual In line Memory Module CAUTION Take precautions that no foreign substances such as metal chips or liquid get inside the machine during the installation process Operation of the machine during the presence of a for
158. written in the LAB value table on the back side of the original for adjustment P N 2A668011 Note that incorrect value input results in improper automatic adjustment Purpose To run before running U411 Adjusting the scanner automatically Method Press the enter key A selection item appears Setting 1 Select the item to be set using the up down cursor keys 2 Change the setting using the left right cursor keys or keypad Input the values written in the LAB value table on the back side of the original Display Description Black N8 75 L target Black N8 75 a target 200 0 to 200 0 Black N8 75 target 200 0 to 200 0 L a b Black N4 75 L target 0 0 to 100 0 Black N4 75 a target 200 0 to 200 0 b L a Setting range 0 0 to 100 0 b Black N4 75 b target 200 0 to 200 0 Black N1 25 L target 0 0 to 100 0 Black N1 25 a target 200 0 to 200 0 Black N1 25 b target 200 0 to 200 0 Cyan L target 0 0 to 100 0 Cyan a target 200 0 to 200 0 Cyan b target 200 0 to 200 0 Magenta L target 0 0 to 100 0 Magenta a target 200 0 to 200 0 Magenta b target 200 0 to 200 0 o a C C M M M GS DT a YK YS oh Tr ve a Yellow L target Yellow a target Yellow b target 0 0 to 100 0 200 0 to 200 0 200 0 to 200 0 D a Red
159. y Setting of the sleep time 1 Select Date Timer Set and press the enter key 2 Select Auto sleep and press the enter key 3 Select either On or Off and press the enter key Setting of the sleep timer 1 Select Date Timer Set and press the enter key 2 Select Sleep Timer and press the enter key 3 Select the desired time for the sleep mode to engage and press the enter key Setting the auto continue recovery time 1 Select Date Timer Set and press the enter key 2 Select Auto Err Clear and press the enter key 3 Select either On or Off and press the enter key Setiing of the error clear time 1 Select Date Timer Set and press the enter key 2 Select Err Clear Timer and press the enter key 3 Select the desired recovery time and press the enter key Registering custom original paper sizes Select Orig Paper Set and press the enter key Select Custom and press the enter key Select the width of the original to be registered and press the enter key Select the height of the original to be registered and press the enter key akWON o gt Registering custom paper sizes 2 Select Orig Paper Set and press the enter key 3 Select Custom PaperSize and press the enter key 4 Select Custom and press the enter key 5 Select the height of copy paper to be registered and press the enter key 6 Select the width of copy paper to be registered and press the enter key 1 4 20 Select

FS-1118MFP KM-1820

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