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1. Ja Peo BIS Oyo nempc ien m 2 Pjr p C1 EE won qve 27 r Bye G gt tsj FS eels r c E z I rj eye F a on 3 2 m G o sole a be sz XB i i ae Ree ql 2 E o Li Lu n Lu i Li n Lu n c i Li n Lu n Lu i IU an d zn du Ea 4 Ww co 38 LI oo z x Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BP X for any updates to this material http bpx okidata com Page 99 OKIDATA err 7 3 Resistance Check wataran Pine 1 ard 10535 etagen Pinz3 and d SAL m mator Mte un Fins 1 andz 515 stu en Pinz3 and d 515 Thermostat etaan Pinz1amdz 120v 3a edv 10e esten Pine 3 and amp aT POON EM veram E Frimar side betwen Pinz1 adz 546 20v et 5 230v tecondry gt Petree Minsi andl Frima y side Between Pinsh ande 10n ANY 1 E Betwee Pinz1 andz 324 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 100 Service Guide OL810e ie OKIDATA Chapter 7 Wiring Diagrams 7 4 Sh
2. the hopping roller and Ged roller rotating YES Setthe paper property HO ok the puke motor turning YES Repl the hopping roller sey orore way gear on the teed roller zesy HO ke the connector being connected property HO Connect the connector proper lh it nor mal YES Check the ool resistance approx 4500 of the puke motor rs HO Replace the puke motor YES Repl the TOSB PCB Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 139 OKIDATA Service Guide OL810e Chapter F Option Second Paper Mech 5 CONNECTION DIAGRAM 5 1 Interconnection Diagram Pulse m dator T AMT f T SB PCB Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 140 OKIDATA Service Guide OL810e Chapter F Option Second Paper Mech Second Paper Mech PCB Layout TQSB PCB Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BP X for any updates to this material http bpx okidata com Page 141 OKIDATA Service Guide OL810e 2 Chapter F Option Second Paper Mech Second Paper Mech Parts List LI PN
3. ose tos MN 3 3 17 Sensor Plate Inlet 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover see 3 3 1 3 Remove the face up stacker assy see 3 3 7 4 Remove the lower base unit see 3 3 8 5 Press the clamps of three sensor plates inlet and paper 1 and remove them by pressing them upward from the bottom Sensor plate paper 1 Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 40 ose tos MN 3 3 18 Sensor Plate Outlet 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the eject roller assy see 3 3 9 4 Remove the face up stacker assy see 3 3 7 5 Remove the lower base unit see 3 3 8 6 Remove the fusing unit assy see 3 3 15 7 Press the clamps of the sensor plate outlet 1 and remove the sensor plate by pushing it up NOTE This is a two part sensor Use great care when handling Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 41 ose tos MN 3 3 19 Manual Feed Guide Assy 1 Remove the Operator Panel Assembly see 3 3 4 2 Remove the upper cover assy see 3 3 1
4. M4 R Wetoonneoncd a J addes 1 ades ttir j awe 8 aef 4 4 qw amp _ mF wesma 05 15 ESN 6 o maeta ZT 1 Wotcorneckd MM U FT iL aj ft power S 38 23 YFA Meteorned etend j e Acdrazs bitte ed L3 plat Lit er is a a J en addes aT i Ea wJ pom z 32 Ades ns 56 BU tee ee S wp adi Mna o mj E SETTLE aT toned ae tee RSA nennt ee oc 28 3 e idle i 2 pe 3 o oa H e H vl up 457 ed X Eo bi Eit bs ru E 2 ELT nz rm L Hor bt n2 _ 3 jI W TA Ganl eitu 65 m Pe E Eine h Lt On L Dennen Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com OPTION Pin Assignment OKIDATA Page 98 Service Guide OL810e Chapter 7 Wiring Diagrams OPTION Fin Assignment Te aptian RAM ar beard FS co An 5 a 5 D ila l Cu Address bh
5. been solved Yes End Hae After replacing the LED head set the printer the engine mainte nance mode by turning the power on while pressing the FOR FEED and ENTER keys Set the LED head drive time see 4 2 Ma Replace the main control boad or power zupplhsenzor board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 80 OKJDATA goth ey 4 Black vertical belts or stripes mn the cleaning page function ee Section 5 2 2 Has blem been solved es End Ma Replace the image drum cartridge Has been so hed es End After replacing the image drum cartridge set the printer the user maintenance mode by tuming the power on while pressing the key and reset the drum counter ee Printer Hand book Clean the LED ere array af the LED head Has been so hed es End Ma Replace the LED head Has been solved End Mae After replacing the LED head set the printer the engine mainte nance mode by turning the power on whi pressing the FOR FEED and ENTER keys Set the LED head drive time see 4 2 Ma Replace the main control boad or power zupplhsenzor board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner
6. been so hed es End Ma Replace the main control boad or pawerzupplhsenzor board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 84 OKIDATA SAC 8 White vertical belts or streaks Are the LED lens dirty Yes ban the LED lene the contact plate of the transfer mler in proper contact with the power Su pp hey sensor board see Fig BSF Adjust the contact plate to make a proper contact with the power Sup phi sensor board Replace the transter roller Has been so hed Yes End the tension between the back up roller 7 22691 and the surface of back up mler nomal Replace the back up mler or bias spring the main contol board and PO connector on the LED heady Install the LED head pm pe rt Yes Replace the LED head Has been solved End Mae After replacing th LED head set the printer the engine maintenance mede by turning the power on while pressing the FOR FEED and EM TER keys Set the LED head drive time see 4 2 Replace the image drum cartridge Has been solved End After replacing the image drum cartridge set the printer the user maintenance mede by turning the power on while pressing the key Reset the dmm counter see Printer Handa book
7. Rota ry directio n Chdamise wiewed from the output axis Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 90 OKIDATA gp nv HEAD1 Pin Assignment To LED head Dems ae ply for LED driving ara und far LED OVLOGIC fara und for kg ic om _ OVLOGIC am und for kg ic Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 91 OKIDATA Chapter Wing Dlagrama HEAD2 Pin Assignment To LED head 3300 power supply for LET driving Ground tor LED Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 92 OKIDATA Chapter Wing Dlagrama PANEL Pin Assignment To operator panel Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 93 OKJDATA 2ND TRAY Pin Assignment To option feeder I F Cm ie o eme Li ps we ee orra q nou 4300 power Sup
8. When the Toner Full state is detected 2 times consecutively Toner Low is cancelled When there is no change with the toner sensor for 2 cycles 3 25 sec x 2 or more then the Toner Sensor Alarm is activated The toner sensor is not monitored while the main drum motor is in a halt Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 19 OKIDATA PARTS REPLACEMENT The section explains the procedures for replacement of parts assemblies and units in the field Only the disassembly procedures are explained here For reassembly reverse the disassembly procedure Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 20 ose tos MN 3 1 Precautions for Parts Replacement 1 Before starting to replace parts remove the AC cord and interface cable a Remove the AC cord in the following sequence i Turn off o the power switch of the printer ii Disconnect the AC inlet plug of the AC cord from the AC receptacle iii Disconnect the AC cord and interface cable from the printer b Reconnect the printer in the following procedure i Connect the AC cord and interface cable to the printer ii Connect the AC inlet
9. 7 Remove the TQCB PCB 2 together with the PCB guide plate remove the fan motor 4 at the same time 8 Remove the connector CN1 and disconnect the fan motor 4 9 Remove three screws 8 and two nuts 9 and remove the PCB guide plate 7 from the TQCB PCB 2 Note When reinstalling the TQCB PCB 2 onto the base plate 7 be careful not to bend the base plate it is desirable to place a block underneath it to prevent bending Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business http bpx okidata com Partner Exchange BPX for any updates to this material Page 44 ose tos MN 3 3 22 Transformer 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the face up stacker assy see 3 3 7 4 Remove the connectors CN1 and CN2 5 Remove two screws 1 and remove the transformer 2 Note When reinstalling the transformer be sure to lay the AC and transformers primary side cables under the divider see view A diagram below Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 45 ose tos MN 3 3 23 Power Supply Sensor Board and Contact Assy 1 Remove the Operator Panel assembly 3 3 4 then remove the upper cover assy see 3 3 1 2 Remove the
10. LINE key ENTER Key CONT PRT T CONT PRT me PRINTING CANCELED Fess the MENU key Pess ENTERA wparrEsT S mme WOOP ERR Tinh Tit nr Tinh Tah nr Fess the MENU key Pess the After the completion ENTER key Of processing EEPROM OM LIH E RES ET H3 sux AP 4 AUT PEZ WIN HEX Press the key INITIAL FING Fess the LINE key Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 113 OKIDATA Chapler D Diagnostic Teste 1 3 Engine Maintenance Mode The engine maintenance mode is activated when the power is turned ON while keeping the FORM FEED key and ENTER key pressed down This mode adopts the menu for function selection The method for exit from this mode depends on the setting he engine maintenance mode provides the following functions 1 Head Drive Time Setting Sets the drive time of the LED head 2 Head Wide Setting Do not change the default setting 3 Printing Start Position Setting Sets the printing start position 4 Drum Count Total Display Displays on the LCD the total number of drum revolutions of the unit counted at the engine block 5 Drum Count Display Displays on the LCD the total number of EP drum revolutions counted at the engine block 6 Factory Adjustment for High Capacity Second Pape
11. the LED head being installed property check HEAD and connectors on Replace the main contro boad ar power supply sensor boad For roma Rar rlar f Figure 6 5 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 85 OKIDATA err 7 1 Interconnect Signal Diagram Optional RAM Board IF Centronics Parallel IF IC Card or P5 Board c zi g Main Control Board TOGE PCE i ee ra LED EE ee E Head Char qe Roller 3 Option Feeder Feoller i mije Onr Cy sb pire Faller E Tora Supp hy SS E ES INIT BE Paper End Sene HSN TR De Toner Sene High ok Euri aW T Voltage pa E Poe Init r i I Power Sup ply Sensor Board Supe Fee 4 minii Circuit Fay TT ETT L Filter Low Voltage aa oa sH mE Circuit Su pp ly Circu it IER LH T rep a a EEH IUE Fe oel L To dae week Tented Ee FE o Me ee Transformer n case af 200 series there no F2 onthe power sup ply sereor board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 86 OKI
12. Page count printing enable disable EEPROM reset Rolling ASCII continues printing Hiper Windows display Detailed descriptions of these functions are provided in Appendix D DIAGNOSTICS TEST Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 51 OKJDATA P papier 4 Adjustments 4 1 3 Engine Maintenance Mode Note This mode is used only by maintenance personnel and it should not be released to the end users 1 To enter into the engine maintenance mode turn the power on while holding ENTER and FORM FEED keys down 2 Functions of this mode are selected by the menu 3 The way to exit out of this mode varies depending on the settings 4 There are following engine maintenance modes a Head drive time setting Sets the drive time of the LED head b Head width setting Sets the width of the LED head 39 or 40 chips c Printing start position setting Sets the starting position of printing d Drum count total display The total drum rotation count of the printer as counted by the engine section is displayed on the LCD e Drum count display The total image drum rotation count as counted by the engine section is displayed on the LCD f Standard tray paper feeding quantity setting Sets the amount of paper to be fed from the standard tray g High Capacity Second Paper Feed
13. oM 7 E one hag E TR li Y m a 1 wwe a n 4 at hee E a E T r n I No 5 gt 1 1 ER E un fans n CUWDO d ba P Nu E ae wer 5 a rd pen ee a Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 29 ose tos MN 3 3 7 Face Up Stacker Assy 1 Remove the operator panel assy 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the screw 1 and remove the Sumi card operator panel cable 2 off the latch section of face up stacker 4 Remove both the shield plate 3 and face up stacker 4 together 4 Unlock the latches at two locations and remove the face up stacker 4 2 er 2i E a oe AL Eu CIAM gp ENS UM ES Ga aiken S SM es C 2 eT eee SES RSS E VT ae LI 4 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 30 ose tos MN 3 3 8 Lower Base Unit 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the face up stacker assy see 3 3 7 4 Remove the connecting cables 2 and 3 of the pulse motors from the conne
14. 3 Open the manual feed guide assy 1 and release the engagement on both sides with the main unit by carefully bending the manual feed guide assy 1 Put the post into the groove Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 42 ose tos MN 3 3 20 Sensor Plate Paper Supply 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the face up stacker assy see 3 3 7 4 Remove the lower base unit see 3 3 8 5 Press the clamps of the sensor plate paper supply 1 to unlock the latch and remove it from Note When remounting verify the proper the engagements as shown in the diagram Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 43 ose tos MN 3 3 21 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the face up stacker assy see 3 3 7 and shield plate 4 Remove the connector PSIZE 2NDTRAY 5 and 6 LED Head cables and motor connectors 5 Remove three screws 1 6 Move the TQCB PCB 2 in the direction of arrow to disconnect it from the power supply sensor board 3
15. Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 138 OKID AT A Service Guide OL810e Fi Chapter F Option Second Paper Mech 4 TROUBLESHOOTING 4 1 Precautions Prior to the Troubleshooting 1 Go through the basic checking items provided in the Printer Handbook 2 Obtain detailed information concerning the problem from the user 3 Go through checking in the conditions similar to that in which the problem occurred 4 2 Preparations for the Troubleshooting 1 Display on the Operator panel The status of the problem is displayed on the LCD Liquid Crystal Display on the Operator panel Go through the appropriate troubleshooting procedures according to the messages displayed on the LCD 4 3 Troubleshooting Method When a problem occurs go through the troubleshooting according to the following procedure Problem dzplayed by Troublexhiootin he LL message eccordrna3 the Loo Cary outdeteied Staus bles ge List 4 3 1 LCD Status Message List The listing of the statuses and problems displayed in the form of messages on the LCD is provided in Table 4 1 CE darn rr aj actin Paper Inlet Jam Nori isse Fo courrerce prp ar izbeing Fed horn High Capacity Second Far Feeder Mari isse Fo carmen ce prp ar i2 Enn acted Fern thre princ an Notifies of incorrect pupae heeding F
16. a drives the hopping roller The registration motor turning in direction b drives the registration roller The registration and hopping gears have one way bearing so turning any of these gears in the reverse direction will not transmit the motion to the corresponding roller a Hopping 1 For hopping the registration motor turns in direction a clockwise direction and drives the hopping roller to advance the paper until the inlet sensor turns on in this case the registration gear also turns but the registration roller is prevented from turning by the one way bearing 2 After inlet sensor is turned on by the paper advance the paper is further advanced to a predetermined distance until the paper hits the registration roller the skew of the paper can thus be corrected Paper Hopping roller Registration roller b Feeding 1 When hopping is completed the registration motor turning in direction b counter clockwise direction drives the registration roller to advance the paper in this case the hopping gear also turns but the hopping roller is prevented from turning by the one way bearing 2 he paper is further advanced in synchronization with the print data image drum Hopping roller Registration roller 2 Charging Charging is actuated by the application of the DC voltage to the charge roller that is in contact with the image drum surface Charge rollar The charge roller is composed of two la
17. onie c jse i n Lad rer meu rum o se P Gem efe evpmerspy 98 emd psa Grout _ IPRMEN Inputprime peut DN 98 DENEN a e ojo o3 qo oa x 1 setin Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 96 OKIDATA Service Guide OLB10e SERIAL Pin Assignment To RS232C Note Cross connection is applied to the host system wo 3 Come 2 ron Cem 3 mo 5 s ss MOR e mem _ mss 7 a gm s s _ Cm 1 1 pe Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 97 CARD Pin Assignment FIN sspe 16 IC cards De ser mes mx b ue fe _ m 2 T ne x GE 1 H Card deton ir OO weli 38 ao mm thi Lag So C IDEE ee mm th 13 3 ieme T T Ji 1118 T 7 1 jM j Gewe H4 f AF mtis da E o r ee ee Cord art k ou o 9 3 2 wtaroh RPM trond o d 3 FF
18. settings corresponding to the destination are mode at the factory Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 115 DATA Service Guide OL810e OKI Chapter E Option Multi Purpose Feeder 1 1 Functions This Multi Purpose Feeder is installed on the front section of the printer and it supplies paper automatically through the operation of pulse motor which is driven by signals sent from the printer Paper that can be used Paper Types Standard paper Xerox 4200 20 Ib Special paper OHP sheets for PPC label sheets PPC sheets Not guaranteed for OHP sheets with attachments on the edge or reverse side Cut sheet size Letter Executive A4 A5 B5 A6 Special size Width 87 to 216mm Length 148 to 297mm Weight and Thickness 16 Ib to 32 Ib 60 128 g m 2 For labels and OHP Sheets Label sheets 0 1 to 0 15mm OHP sheets 0 08 to 0 11mm When using sheets which exceed 24 Ib make sure that the paper exits through the face up route Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 116 DATA Service Guide OL810e OKI SE Chapter E Option Multi Purpose Feeder External View and Component Names Paper Guide
19. shown below 9 Remove cassette lock lever 4 and torsion spring 5 10 Remove cassette lock lever spring 8 then remove the sheet link L 6 and link pull lock 7 Special Note The serial number sticker is attached to the Cassette Guide Right Assembly The serial number sticker must be transfered from the old assembly to the new one Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 47 ose tos MN 3 3 25 Cassette Guide R Assy 1 Remove the paper cassette 2 Remove the Operator Panel Assembly 3 3 4 then remove the upper cover assy see 3 3 1 3 Remove the lower base unit see 3 3 8 4 Remove the TQCA PCB see 3 3 22 5 Remove two screws 1 and remove the guide rails 2 6 Remove the screw 3 and remove the cassette guide R 4 by shifting it in the direction of arrow 7 Remove the cassette lock lever 5 and torsion spring 6 8 Remove the cassette lock lever spring 9 then remove the sheet link R 7 and link pull block 8 9 Remove two screws 0 and remove the square shaped connecior A Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 48 ADJUSTMENT This chapter provides explanations concer
20. the first line Normal operation can be continued A fault occurred with the toner sensor This message is displayed together with another message on the first line Normal operation can be continued This message Is displayed together with another message on the first line Normal operation can be continued Unavailable printer language was designated by PUL command warning The printer is in the power saving mode This message Is displayed together with another message on the first line Normal operation Replace the toner cartridge Replace the power supply sensor board Replace the image drum cartridge After replacing the drum cartridge reset the drum counter refer to the Printer Handbook To clear press Recover key when CLEARABLE WARNINGS ON is being selected in the MENU Check the host program Normal operation Spear Ee PostScript mode only Check the printer E This message appears when the setting of the host interpreter detects an error while Check the printer job PS job is being processed The data to see if there is any remainder of the job is ignored unsupported or illegal operation in the data PostScript mode only Replace the power ERROR This message appears when the supply sensor board TOME RSIS toner sensor error is detected PS ont when the drum counter is under 30 Copyright 1997 Okidata Division of OKI
21. x Ext te t uot he a aa ae E Sue EE a ey gh the Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com
22. 1 1 External View and Component Names Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 131 OKIDATA Service Guide OL810e C BR Chapter F Option Second Paper Mech MECHANISM DESCRIPTION 2 1 General Mechanism The High Capacity Second Paper Feeder feeds the paper into the printer by receiving the signal from the printer which drives the pulse motor inside the High Capacity Second Paper Feeder and this motion is transmitted to rotate the one way clutch of the hopping frame assembly The paper is delivered from the hopper into the printer through the turning of the hopping roller and feed roller Once delivered into the printer the paper is then controlled and fed through by pulse motor registration of the printer 2 2 Hopper Mechanism The hopper automatically feeds the printer with the paper being set single sheet at a time When the paper is loaded in the paper cassette it is then transported by the pulse motor carrying forward only a single sheet caught by the brake shoe at a time Biz Roller ping He Roller Back up Fa Pyke Mot r Tater Roller Drea Luh Pes r Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx ok
23. America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 67 OKIDATA 6 5 2 LCD message troubleshooting If the problems cannot be corrected by using the LCD status message problem list follow the troubleshooting flowcharts given here to deal with them Tro ub E Flowchart num ber Ra The printer does not work normally after the power i turned on e Jam Paper input pm Paper feed pun Paper exit SSO Synchro no us Sere In ut error YF tina ut T responze between the printer and an opto real trey High Ls party Second Paper header Power Ereb pe Feeder E Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 68 OKIDATA E 1 The printer does nat work normally after the power is turned an Turn the power off then back aos ls all 2 z mesage being dieplaved by the LCD dEplay B diii E pays gos Ma ols the AC cord being connected properly Ho Connect the AC cord properhy Yes ls 5 V being applied between Fire 11 and Z1 of POWER connector main control board 21 OW Pin 11 5 V L Ha E the connection between POWER connector on the main control board and connector on the power supphysencoar board
24. Application paper manual face up feed Label Envelope OHP paper transparency Size Standard sizes Letter Legal Executive CON 10 Monarch DL C5 COM 9 Envelope A4 A5 B5 JIS A6 Applicable sizes Width 3 87 to 8 5 116 to 216 mm Length 5 83 to 14 148 to 355 6 mm Thickness Automatic feed 16 to 36 Ibs 60 to 135 g m 2 Manual feed Label paper transparency Envelope 6 Printing speed First print 25 sec Continuous print 8 sheets min for letter size paper Warm up time 60 sec at room temperature 77 F 25 C and rated voltage 120 VAC 7 Paper feeding method Automatic feed or manual feed 8 Paper delivery method Face down face up 9 Resolution 600 x 600 dots inch 10 Power input 120 VAC 5 5 15 230 VAC 6 14 230 VAC 10 10 11 Power consumption Peak Approx 600W Typical operation Approx 130W Idle Approx 41W Power save mode Approx 13W 12 Temperature and humidity During operation 50 to 90 F 10 32 C In storage 14 to 112 F 20 to 50 C 13 Noise During operation 48 dB A or less Standby 36 dB A or less Quiet mode 32 dB A or less 14 Consumables Toner cartridge kit 2 000 5 duty Image drum cartridge 20 000 at continuous printing 15 000 3 page job 10 000 1 page job Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata co
25. Card Cover 24 9 9 9 LED Head 25 9 9 4 Operator Panel Assy 26 3 3 5 Pulse Motor Main Drum 27 3 3 6 Pulse Motor Registration 28 3 3 Face Up Stacker Assy 29 3 3 8 Lower Base Unit 30 3 3 9 Eject Roller Assy 31 9 9 10 Motor Assy 32 3 3 11 Hopping Roller Shaft Assy 33 9 9 12 Stacker Cover Assy 34 3 3 13 Registration Roller 35 3 3 14 Transfer Roller 36 3 3 15 Fusing Unit 37 3 3 16 Back up Roller 38 Table of Contents Page Q 9 17 Sensor Plate Inlet 39 9 9 18 Sensor Plate Outlet 40 9 9 19 Manual Feed Guide Assy 41 9 9 20 Sensor Plate Paper Supply 42 3 3 21 43 3 3 22 Transformer 44 3 3 23 Power Supply Sensor Board and Contact Assy 45 9 9 24 Cassette Guide L Assy 46 9 9 25 Cassette Guide R Assy 47 4 Adjustments Adjustment 48 4 1 1 User Maintenance Mode 49 4 1 2 System Maintenance Mode 50 4 1 3 Engine Maintenance Mode 51 4 1 4 EEPROM initialization 52 4 2 Adjustment When Replacing a Part 5 4 2 1 Setting of LED Head Drive Time 54 5 Periodical Maintenance 5 1 Periodical Replacement Parts 55 5 2 Cleaning 56 9 2 1 Cleaning of LED Lens Array 57 Cleaning Page Function 58 5 3 1 Lubrication 59 6 Troubleshooting 6 Troubleshooting Procedures 60 6 1 Troubleshooting Tips 61 6 2 Points to Check before Correcting Image Problems 62 6 3 Tips for Correcting Image Problems 63 6 4 Preparation for Troublesho
26. DowentsofDEphy Function LL 0 NN ENABLE Bidirectional dts tarem DISA BLE Un directional date tarem isio n Facto ENABLE Press the MEMO key V C V Press the ON LINE key V mex ON LINE ci HP4 dem FPR IME GantentsofDasphy Function Or FPRIMEsig mal ignored UN sig Facto ry Setting OFF Setting co m pleted I E g o Ic E Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 109 DATA Service Guide OL810e Chapter Loop Test RS 232C Interface Loop Test RS 232C Interface 1 Connect the test connector TD IE OSF M made bw Nihon Denshi or equivalent Test Connector Connection Diagram 2 Select LOOP Test in the system maintenance mode The codes transmitted from the TD signals are comparatively checked with the data received from the RD signals If any error occurs the error message is displayed on the LCD Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 110 OKIDATA Chapter D Diagnostic Tests 1 Maintenance Modes The maintenance modes consist of the user maintenance mode which are rele
27. Exchange BPX for any updates to this material http bpx okidata com Page 81 lt a 5 Cyclical defect ir ori Notes After replacing the image drum cartridge set the printer to the user maintenance mode by turning the power on while pressing the MENU key and reset the drum counter see Printer Handbook LETT Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 82 OKJDATA e 6 Prints voids the contact plate of the transfer mller in proper contact with the power Sup ply ese boad see Fig BS Ma Adjust the contact plate So that it touches the power supphi senzor board and the shat of the transfer roller pm party Yes Replace the tranzfer roller Has been solved Yes End Ma the tension between the back up roller 7 52k3 and the surface of fusing mler nomal Ma Replace the back up mler or bias spring Yes Are the contacts of the torrer suppi mller developing roller image drum and changing mler in propercantactwith the contsctaszy ee Fig 5 4 C9 BF EP Ma Adjust the contacts zo that they touch the contact assy property Yes Replace the image drum cartridge Has been solved End After replacing the image drum cartridge set the printer in the user
28. M E a rac om uot a QU 4 go eene Trae rer roller doe Y T 5 mation roler rr L 2 Toner cer ridge _ eorr mage aem unit Hopping roler cos anmmbis sheath acy Upper cover unit nerd Base unit 2L x Le 1 ral s Coomethe quide RI Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 22 OKIDATA 3 3 How to Change Parts This section explains how to change parts and assemblies listed in the disassembly diagram below In the parts replacement procedure those parts marked with the part number inside with white letters are RSPL parts Printer unit Upper cover asy pantor panel assy Face up stacker assy 33 1 3 34 Bar IC card wer Fule motor m Inwear hase nn it Ect ber assy 3 3 2 323 5 3 35 3 39 LED head Puke motor n Tranzin rmer Moor ay 3 3 3 323 23 22 2 30 1 Trarefer roller Manual fed quide assy Sersor ph in ety 3 3 14 325 13 3 3 17 Sensor phe o utet 3 3 15 1 Hop ping roller shaft assy Sensor phe paper sup phi 3 3 11 3 320 Stacker comer assy Fusing unit Back up roller TOCE PCE 2 3 12 3 2 18 F218 imd To Registrato n n ller 3 3 13 Power zup ply
29. Main control board 4YA4046 1681G1 1 w o 55080101 TQCC PCB ROM fe s sonam _ emescos s _ rmm menemm 40V Paper cassette 1PA4083 7700G1 70028101 Flexible cord operator 238A1071P0001 56629110 e remeseeoees _ soot Ur smemepeesm Tavna De sme mece _ Ds imos ememame 2 sem _ m cemere LI 2 Tonos 2 cote erem 2 m seem 2 sse _ me orooro seme _ Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 105 OKIDATA gp eere iiy RS 232C SERIAL INTERFACE 1 Connector Printer side 9 pin plug Type DELC J9PAF 21L9 made by Nihon Kouku Denshi or equivalent Cable side 9 pin receptacle Type DE 9SF N made by Nihon Kouku Denshi Shell Type DE C4 J6 made by Nihon Kouku Denshi or equivalent Note Plug shall be securable with a lock screw 2 Cable Cable length 6 ft 1 8 m max cable shall be shielded Note Cable is not supplied with the printer and is not available from Oki 3 Interface signal Pin Sigrid Mure reisien Signal Direction aacriptisn 1 Mick mel Received RD 4 PR Received den 3 Tonart T PR Trzecrmcitted deku 4 xz Terrina OTR PR l
30. Ou tet sensor Tarter Paper sensor Paper end sereor istration roller Paper fad ing directnn Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 73 OKIDATA 4 Fusing unit error ERROR 71 ERROR 72 ERROR 73 ye the power off then beck on again Yes Ma Yes Iz the the m itor open or shorted Wessure the resistence between thermistor contacts heater contacte 120 038 or 10 43 and the m istor contacts ZANL at mam temperatur ee Fig b Z or Section 7 3 rez Replace the fusing unit Da the thermisinr contacte touch the contact assembly property when the tusing unit iz mourned in the printer HD Adjust the cantacts of the contact azsembly the hester of the fusing unit turned an when the heater tumed on light ie emitied Yr es Check the the misir contacts or replace the main control boad or the fusing Ma Yes unit Iz the AG being supplied ta the contacts forthe heater af the contact assembly see Fig BE Ma Fe place the main control boad or the power zupply ensor baard Check the heat contacts of the tusing unit and the contact assembly for poor contact Fig 6 4 contact m3 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See t
31. after fuses open FRENCH se peut que les circuits soient sous tension une fois que les fusibles ont f rerir s SPANISH Las circuitos pueden estar activos una vez que se hayan abierio los fusibles PORTUGUESE Os circuitos podem estar energizados ap s os fusiveis se queimarem Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com OKIDATA Service Guide OL810e Pers Chapter 2 Operation Description 2 OPERATION DESCRIPTION OL810e consists of a main control board a power supply sensor board an operator panel an electrophotographic process mechanism and revision for illumination of LED head The main control board receives data via the host I F it then decodes edits and stores the data in memory After completing the editing of a single page of data it references the font memory and generates bit image data which is transferred to the LED head in one dot line units Through the electrophotographic process mechanism the data is printed on the paper The operator panel is used for operations and status display OL810e block diagram is shown in Figure 2 1 Page 9 O Dlane JOO Guri POAT hate Figure 2 1 OLS10e Block Diagram Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business P
32. by EEPROM check 50 An error was detected by optional software ROM check 60 An error was detected by optional RAM check 70 A failure occurred with the Fan motor 71 A failure occurred with the fuser timeout error etc 72 A failure occurred with the fuser thermistor open error 73 A failure occurred with the fuser thermistor short error 74 SSIO Error 80 I F timeout occurred between the main control board and the operator panel Replace the main control board Replace the main control board Replace the main control board Replace the main control board Replace the EEPROM or main control Check the optional software ROM board for proper connection or replace it Check the optional RAM board for proper connection Check the mounting position of short plugs and additional RAM chips see Section 7 4 Replace the optional RAM board Check the fan motor for proper connection and for any presence of foreign matter in the fan oee Section 6 5 2 6 Replace the fan or the main control board See Section 6 5 2 4 See Section 6 5 2 4 See Section 6 5 2 4 Check the connection between the main control board and the power supply sensor board Replace the main control board or sensor board Check the operator panel for proper connection Replace the flexible cable operator panel or main anntval lev F6 IPT2 program error Turn the power off th
33. com Page 129 OKIDATA Service Guide OL810e Chapter F Option Second Paper Mech Second Paper Mech Paper Specifications The printer is mounted on top of this High Capacity Second Paper Feeder The High Capacity Second Paper Feeder supplies paper automatically through the operation of pulse motor hopping which is driven by signals sent from the printer The main functions are the followings Paper that can be used Paper Type Standard paper Xerox 4200 20 Ib Special paper OHP sheets for PPC Label sheets PPC sheets use of envelopes or thick paper is not possible Cut sheet size A4 A5 B5 Letter Executive Legal13 Legal14 Special size Paper width 87 to 216mm Paper length 190 to 355 6mm Weight 16 Ib to 24 16 60 to 90 g m 2 Paper setting quantity 500 sheets of paper weighing 64 g m 2 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 130 OKIDATA Service Guide OL810e Chapter F Option Second Paper Mech External View and Component Names m Upper Plate t IET Pg ey Sheet Guide Asay a 1 nd QUU ORB 7 T i T amets ae ae i Sind m Guide H end Asay p d a zd te s he Tu m M aw d Ur NT a eS T un AM Eco Cassette Um Guide L 2nd Assy Fig
34. consists of a stirring gear which rotates at a constant rate a stirring bar and a magnet on the stirring bar The stirring bar rotation is driven by the link to the gouged portion in the stirring gear stirring Bar stirring sear portion Operation Toner Low is detected by monitoring the time interval of the encounter of the magnet set on the sensor plate and the magnet on the stirring bar Operation during Toner Full state Stirring Gear Section Stirring Bar Sensor Plate Toner Beror The stirring bar rotates due to the mechanical transmission of energy originating from the interlocking with the stirring gear Even when the magnet on the stirring bar reaches the maximum height the stirring bar is pushed by the stirring gear since the other side is being dipped in the toner Operation during Toner Low state Stirring Bar Sensor Plate When the stirring bar reaches the maximum height it falls to the minimum height due to its own weight since there is no resistance provided by the toner on the other side Because of this the time interval during which it is in encounter with the magnet of the sensor plate becomes longer By monitoring this time interval Toner Low state can be detected TONER FULL state THRSHE ti 325226 TONER LOW state THRESH 11 d c ze J When the Toner Low state is detected 2 times consecutively Toner Low is established
35. lower base unit see 3 3 8 3 Remove the TQCA PCB See 3 3 21 4 Remove the transformer see 3 3 22 5 Remove the AC inlet 1 from the base plate 2 6 Remove the screw 4 and remove the grounding earth wire 5 7 Remove three screws 6 and remove the power supply sensor board 7 and contact assy 8 together 8 Unlock two latches 9 and remove contact assy 8 from the power supply sensor board 7 Notes 1 Be careful about the sensor paper supply when reinstalling the lower base 2 Make sure that no excessive force is applied to the power supply switch 3 When installing the power supply sensor onto the base plate be careful not to bend the base plate it is desirable to place a block underneath it to prevent bending Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 46 ose tos MN 3 3 24 Cassette Guide L Assy 1 Remove the paper cassette 2 Remove the Operator Panel Assembly 3 3 4 then remove the upper cover assy see 3 3 1 3 Remove the lower base unit see 3 3 8 4 Remove the TQCA PCB see 3 3 22 5 Remove the transformer see 3 3 23 6 Remove the power supply sensor board see 3 3 24 7 Remove two screws 1 and remove the guide rails 2 8 Remove the screw 3 and remove the casseite guide L 9 by shifting it in the direction of the arrow as
36. maintenance mede by turning the power on while pressing the hey and reset the drum counter se Printer Handbook Ma the LED head being installed property icheck HEAD d and HEAD 2 connector an the main control baard and Ps Gonnectoron the LED heady Ma Install the LED head pm party Yes Replace the LED head ar the head cables i the pmblem been solved Yes End Mae After rmeplacing th LED head set the printer the engine maintenance made by turning the power an while pressing the FomRI FEED and EMTER keys Set the LED haad drive time see 4 21 Ma Replace the main control boad or power zupplhsenzor board Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 83 OKJDATA ponere 7 Poor fusing images are blurred or peels off when the printed characters and images on the paper are touched by hand Is paper af the specified grade being used Ma lI ze paper af the Spec fed grade Yes the tension between the back up roller 7 52k3 and the surface of back up mler nomial Ma Replace the back up mllerar bias spring Yes the contact of the fusing unit assy in proper contact ith the contact asy Fig 64 mr Ma Adjust the contact of the fusing unit eszy to make proper contact with the contact assembly Yes Replace the fusing unit asy Has
37. plug to the AC receptacle iii Turn on I the power switch of the printer 2 Do not disassemble the printer as long as it is operating normally 3 Do not remove parts which do not have to be touched try to keep the disassembly to a minimum 4 Use specified service tools 5 When disassembling follow the laid out sequences Parts may be damaged if these sequences are not followed 6 Since screws collars and other small parts are likely to be lost they should temporarily be attached to the original positions during disassembly 7 When handling ICs such as microprocessors ROMs and RAMS or circuit boards use proper anti static procedures 8 Do not place printed circuit boards directly on the equipment or floor Service Tools The tools required for field replacement of printed circuit boards assemblies and units are listed in Table 3 1 7 3 1 Service Tools ee ne ew pe a D Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 21 ose tos MN 3 2 Parts Layout This section explains the layout of main components of the equipment Lower base unit motor rein nam motor d c regis ration i D i ea ner ax el Pu Beck V i
38. sensoron 138 0 to Out sensor on Type of error Paper feed error Paper size error In sensor on Depends on the paper to length Out sensor on Paper exit jam Out sensor on Depends on the paper to length Out sensor off Paper feed jam In sensor off to Write sensor off Note Hyphen in the table represents not checked Paper Length List Unit mm Check range eem _ 2 s Unit mm Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 17 Service Guide OL810e OKIDATA Chapter 2 Operation Description 2 5 Cover Open When the stacker cover is opened the cover open microswitch on the power supply sensor board is turned off to cut 5V supply to the high voltage power supply circuit This results in the interruption of all high voltage outputs At the same time the CVOPN signal is sent to the main control board to notify that the microswitch is off and the main control board carries out the cover open process Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 18 OKIDATA Service Guide OL810e A Chapter 2 Operation Description 2 6 Toner Low Detection Device The Toner Low Detection device
39. the ENTER key Press 25mm the ON LINE key if you wish b get out of this mode of Adjustment 2 00mm 2 00 mm O z56mm steps Pres the mess the or Mey Writing Inm the EEFROM performed key Y ADIUST m g UST after pressing the ENTER key Press 25mm the ON LINE key if you wish b get out of this made Fange of Adjustment 2 Dmm INITIAL 2 00 mim 025mm steps FING Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 112 OKIDATA Chapler D Diagnostic Teste 1 2 System Maintenance Mode To enter the system maintenance mode turn the power on while keeping the Recover key pressed down This mode adopts the menu for function selection The system maintenance mode provides the following functions 1 Page Count Display The total number of pages counted at the engine block is displayed on the LCD 2 Page Count Printing Enable Disable This function allows the selection to include enable or exclude disable the total number of printed pages counted at the engine block at the time of menu printing 3 Rolling ASCII Continuous Printing The rolling ASCII pattern is printed continuously for various engine tests Press the ON LINE key to cancel this mode 4 Loop Test The loop test is for testing the serial I F func
40. the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 64 OKIDATA EN 6 4 Preparation for Troubleshooting 1 Operator panel display The operating status of the printer is displayed by the liquid crystal display LCD of the operator panel Take proper corrective action as directed by messages which are being displayed on the LCD OL Site LED Friacer Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 65 OKIDATA EN 6 5 Troubleshooting Flow Should there be a problem with the printer carry out troubleshooting according to the following procedure flow Carry outa detailed trou bleshooting with the trou bles hooting chart See Section 52 Trou beshoot fro m the LOD status message list See Section 65 1 Image problems Carry outa tro ub keshooting CU with the troubleshooting chart See Section 6 5 3 LOO message Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com OKIDATA Page 66 Service Guide OL810e Chapter 6 Troubleshooting 6 5 1 LCD status message problem list The status and problems which may be displ
41. 997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 25 ose tos MN 3 3 3 LED Head 1 Press the buttons on the left and right sides of the stacker cover 1 and open assy 2 Open the hook section on the left side of the stacker cover and remove the LED head 2 Note Be sure not to touch directly or push on the SLA part of the LED head 3 Remove the PC Connector 4 from the LED Head Do not remove the LED cable 3 from the PC connector 4 After mounting the new LED head re attach the PC Connector and LED cable Note Set the drive time of the LED head according to the marking on the LED head see 4 2 1 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 26 ose tos MN 3 3 4 Operator Panel Assy 1 Use a flat blade screwdriver to unlock the two latches on the Operator Panel from the rear Lift the operator panel assy 1 from the back and remove it NOTE Use great care as the Operator Panel cable is very short and can be easily damaged 2 Remove the Sumi card operator panel cable 2 from the connector CN1 3 Note You can remove the operator panel assy while the upper cover remains installed on the unit Copyright 1997 Ok
42. All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 15 OKIDATA Service Guide OL810e Chapter 2 Operation Description 2 3 4 Revision of LED Head Illumination An LED correcting head which is capable of correcting the illumination of the LED for each dot is being used in this printer LED illumination correction function of 16 steps is carried out by using an EEPROM which is installed in the LSI that maintains the LED illumination correction values and an LED correction drivers MSM6731BWAF together as a pair The LED correcting head consists of the correction control LSI MBM6730WAF LED drivers MSM6731BWAF and an LED array The block diagram of the LED correcting head is shown below sa u LED Drrer LED Driver MSMeTHBWAF I STRE3 H STRE LED Array LOA DI CPU i 20 5 8 E G3 3 5 DATA DATA LED Drier LED Drier DATA MSMET 3 I MSMED31 WATA Frinting and co rrectio n data com b ined sig red line Go rection da sig real line The existing LED head receives the printing data from the CPU directly at its LED drivers With the LED correcting head a correction control LSI MSM6730WAF is connected between the CPU and LED drivers so the printing data is input to the LED drivers through the correction control LSI In order to
43. CB 136 EM 3 3 3 Hopping Roller Assy and One way Clutch Gear 137 Troubleshooting the 2nd Paper Tray Mech 138 Second Paper Mech Connection Diagram 139 9econd Paper Mech PCB Layout TQSB PCB 140 Second Paper Mech Parts List 141 Page 2 OKIDATA Chapter 0 About This Manual OKIDATA is a registered trademark of Oki America Inc OKIDATA est une marque d pos e de Oki America Inc Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 3 OKIDATA Service Gude OLB 1 1 System Configuration OL810e consists of control and engine blocks in the standard configuration as shown in Figure 1 1 In addition the options marked with asterisk are available Figure 1 1 Engine Unit Paper Cassette Paper Feed Mechanism First Tray Unit Electrophotographic Processing Unit Powar Supply Lee High Capacity second Paper Feeder Power Envelope sea Note Note Power Envelope Feeder is compatible with OL400e series printers Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 4 M 1 2 Printer Configuration The printer unit consists of the following hardware components Electrophotographic
44. DATA Chapter Wing Diagrama 7 2 PCB Layout and Connector Signal List 1 Main Control Board TQCB PCB Printer frant side Operator panel Tum li rk H ten HE g BOB 0 4 SO zer ace thare 12 rc F2 on the pane upp lyre or E nr4 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 87 OKJDATA Chapter Wing Diagrama FAN Pin Assignment To fan motor Opening Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 88 OKJDATA DM Pin Assignment main drum motor Ten Coin 1 H o omer ower Excitation sequence Step Ho Live Cu ki 1 pe ELI Rote ry directio n Chock ine viene fro m the In Out Common Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 89 OKJDATA RM Pin Assignment To registration motor _ 1 mem fe anne s men T ien Pe qos meer euet in 0 Out Excitation sequence ECCE sal EXCITE
45. Fz onthe power szupphyerezor board blown Replace the paier supply senszor board M measurement of the following voltage readings at connector CHS on the E Replace blown fuse F1 or FZ if i blows again replace the power sup phe sensor board Peer sup phys nso r bow rd 42 A Soothing sin 1 T x V Oi vui Fusa Taget 23 FI er be M ca Ww E VEN LE A PC ORO REVA ASD Figure amp 1 Low voltage Power Supply Block Diagram Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 69 OKIDATA Aue 2 1 Paper input jam Does the JAM error occur when the power turned on Is the paper at the inlet sensor Ye Remove the paper Is the operation of the inlet sensor plate normal moves freely when it tz touched Replace the inletzereor plate Clean the inlet sensor on the parer suppl sereor board or replace the power supply board Does the JAM alarm occur after paper feeding Y es Is the paper fed to the inletsensor plate Yes ls the operation of the input sensor plate normal mowes freely when it touched Ho Replace the inlet sensor plate Ye Clean the inlet sensor on the power zupphi senzor board or replace the power suppl board Replace the hopping roller
46. Ha ndehalcing control iz performed in each mode ita recaia fro m the host stored in the receree butter Busy contol t perb rmied Sig neal kad contol is perb rmed 6 Timing Charts Data receiving timing DATA1 8 job ad LO TIL ron DAT STAGE te z Eps ECCus is xe BUSY al if In I NIE Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 108 DATA Service Guide OL810e OKI Chapter B Centronics Parallel Interface Interface Parameter Setting The follwing setings are possible by pressing the ENTER key after select ng the display contents of the LCD of the operator garel by using the ag and pe keys are retained een when the printer power is ar pressing the Of LINE key menu setting mode is campleted andthe printer returrs to ort line state me OFF LINE keep the MEMO key down for more than z seconds and bring printer inta menu setting mode leva 2 Next press the MENU key amp times V mex PARALLEL cs i IF Pressthe ENTER key V PARALLEL HF is displayed onthe LCD dem Ets Tr miser Speed Cao nitente of Disp ky LL 0 N HIGH Highspeed MEDILIM Facto ry Setting lt 1 Fress the key Jem Direction of ata Tra refer
47. KI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 134 Service Guide OL810e OKIDATA Chapter F Option Second Paper Mech Parts Replacement Methods This section describes the parts replacement methods for the components listed in the disassembly order diagram below High Capacity Paper Feeder Pulse motor hopping 3 3 1 TQSB PCB 3 3 2 Hopping roller assy and One way clutch gear 3 3 3 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 135 OKIDATA Service Guide OL810e P Chapter F Option Second Paper Mech 3 3 1 Pulse Motor Hopping 1 Turn the printer power switch off pull out the AC cord from the outlet Remove the printer off High Capacity Second Paper Feeder 2 Take the paper cassette assy 1 out of High Capacity Second Paper Feeder 3 Remove six screws 2 and remove the upper plate 3 Remove two screws 5 and remove the hopping frame assy 6 4 Remove the front cover assy 4 off the guide boss on the guide L 2nd assy 7 by bending the guide L 2nd assy 7 in the direction of arrow shown in the magnified view below 5 Pull the sheet guide assy 8 in the direction of arrow and also push in the direction of arrow to unlock the notch and bring the sheet guid
48. L Paper Su ppart Roller P Fig 1 1 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 117 DATA Service Guide OL810e OKI SE Chapter E Option Multi Purpose Feeder 2 MECHANISM DESCRIPTION 2 1 General Mechanism The Multi Purpose Feeder feeds the envelopes and paper into the printer by receiving the signal from the printer which drives the pulse motor inside the Multi Purpose Feeder and this motion is transmitted to rotate roller A and B The envelope or paper is delivered from the separator into the printer Once delivered into the printer the envelope or paper is then controlled and fed through by pulse motor registration of the printer 2 2 Hopper Mechanism The hopper automatically feeds the printer with the envelope or paper being set one sheet at a time After the envelope or paper is set in the Multi Purpose Feeder the pulse motor moves the envelope or paper and a single envelope or paper caught by the separator is fed into the printer Paper Su ppart Fb net acar RR dip Dm 3 Mater Rolk r Tarter Feo Back up Raller irat ion Faller Bopp ing Poler Shaft isse rm bha Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to th
49. Page 1 Service Guide OL810e Chapter 0 About This Manual OKIDATA Service Manual OL810e LED Page Printer Adobe Acrobat printable reference copy of the OKIDATA Service Training Manual 09 17 97 Note This Adobe Acrobat version of the Okidata Service Training Manual was built with the pictures rendered at 300 dpi which is ideal for printing but does not view on most displays well Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Table of Contents Page Service Guide OL810e 0 About This Manual Front Cover 1 Manual Copyright 2 1 Configuration 1 1 System Configuration 3 1 2 Printer Configuration 4 1 3 Options available for use with OL810e 5 1 4 Specification 6 1 5 Safety Standards Certification amp Warning Labels 7 1 5 3 Warning Caution Marking 8 2 Operation Description Operation Description 9 2 1 Main Control Board 10 2 2 Power Supply Sensor Board 11 2 3 Electrophotographic Process 12 2 9 2 Electrophotographic Process 13 2 9 9 Process Operation Descriptions 14 2 9 4 Revision of LED Head Illumination 15 2 4 Paper Jam Detection 16 2 5 Cover Open 17 2 6 Toner Low Detection 18 3 Parts Replacement Parts Replacement 19 3 1 Precautions for Parts Replacement 20 3 2 Parts Layout 21 3 3 How to Change Parts 22 3 3 1 Upper Cover Assy 23 9 9 2 IC
50. Processor Paper Feeder Controller Operator Panel Power Supply Unit The printer unit configuration is shown in Figure 1 2 Upper cover Toner cartridge consumable Image drum unit consumable Power supply sensor board Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 5 Service Guide OL810e it OKIDATA Chapter 1 Configuration 1 3 Optional Configuration The options shown below are available for use with OL810e These are available separately from the printer unit 1 Memory Expansion Board 1MB to 32MB 2 SIMM Memory SIMM memory is available with memory of 1MB min to 16MB max The access time of SIMM memories are 60ns 7Ons 80ns and 100ns 3 IC Card Universal cassette 6 Power Envelope Feeder Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 6 1 4 Specification 1 Type Desktop 2 External dimensions Height 7 9 200 mm excludes protruding Width 12 8 870 mm portion Depth 14 6 370 mm 3 Weight 10 kg 4 Developing method Dry electrophotography Exposing method LED stationary head 5 Paper used lt gt Standard paper Xerox 4200 20 Ibs
51. RES Engiret Error LOD display This occurz when the existing is replaced by a ROM whee Mo is different tom the Thrazinsislizedon occurs whens rew RESET ID error LOD display ENM3IME RESET eating of data Tor siratom leer inom ston Error L remm tinig ou LOD display when an irregola user EEPROM informat on iz detected RESET TIMES c Represents inializaion am m Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 53 4 2 Adjustment When Replacing a Part Adjustment is necessary when replacing any of the following parts Part Replaced Adjustment LED Head Set the LED head drive time Image Drum Cartridge Reset the image drum counter refer to User s manual Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 54 OKIDATA accro 4 2 1 Setting of LED Head Drive Time Note When the luminous intensity marking of the replacement LED head new part is same as that of the removed LED head old part do not reset the LED head drive time Luminous Intensity Marking Label A4 600 FH CBE MIT pnggarigozz Last 3 digits rep
52. a Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 121 DATA Service Guide OL810e OKI B Chapter E Option Multi Purpose Feeder 3 3 2 Separator 1 Turn the printer power switch off O and remove the connector cable Remove the feeder from the printer 2 Disengage the link and paper feeder cover see 3 3 1 3 Remove 2 screws 1 disengage the locks at 2 locations on the upper frame 2 with a screwdriver and remove the upper frame 2 4 Remove 2 screws 3 and take out the separator assembly 4 5 Disengage the separator 7 from the separator bracket 6 while lifting the paper hold 5 and take out the separator be careful not to lose the spring 8 when you are doing this CSS Scram rteerj ee Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 122 Service Guide OL810e OKIDATA Chapter E Option Multi Purpose Feeder 3 3 3 OLEV 11 PCB 1 Remove the upper frame see 3 3 2 steps 1 through 3 2 Remove the connector 1 3 Remove 2 screws 2 and remove the OLEV 11 PCB 3 When reinstalling the printed circuit board be careful to make sure that the sensor plate is being set correctly Fe Copyright 1997 Ok
53. ace up stacker assy see 3 3 7 4 Remove the stacker cover assy see 3 3 12 5 Remove four screws 1 lift and remove the fusing unit 2 Caution Fusing unit may be hot Use care when handling Notes 1 When reinstalling or removing the fusing unit tighten or loosen the screws while holding the fusing unit assy 2 down with your hand it is being pushed up by the fuser pressure roller 2 When reinstalling the screws 1 be sure to direct the screws into preexisting thread and avoid damaging the threads 3 Do not apply excessive torque when tightening the screws 1 Stripping these screws will require replacing the entire lower base unit Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 38 OKIDATA 3 3 16 Back up Roller 1 Remove the fusing unit assy see 3 3 15 2 Remove the Lower Base Unit Assembly see 3 3 8 3 Remove the Motor Assembly see 3 3 10 4 Remove the Reset Lever R see 3 3 12 5 Lift the left side of the back up roller 1 and pull it out to the left side at this time two bushings back up 2 and the bias springs back up 3 will also come off Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 39
54. ace up stacker assy see 3 3 7 4 Remove the lower base unit see 3 3 8 5 Stand the lower base unit on its side as shown and unlock two latches then remove the motor assy 1 NOTE Use care as the gears are not permanently mounted onto the mounts shafts Mark and remove motor cables making careful note of orientation and placement Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 33 ose tos MN 3 3 11 Hopping Roller Shaft Assy 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover see 3 3 1 3 Remove the face up stacker assy see 3 3 7 4 Remove the lower base unit see 3 3 8 5 Remove the motor assy see 3 3 10 6 With the lower base unit 1 standing on its side remove the hopping roller gear 2 and the bearing A 3 7 Remove the hopping roller shaft assy 4 the bearing B 5 comes off so be careful not to lose it Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 34 ose tos MN 3 3 12 Stacker Cover Assy 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the face up stacker assy see 3 3 7 4 Release t
55. al field Note The bias voltage required during the developing process is supplied to the toner supply roller and the developing roller as shown below 450 VDC is supplied to the toner supply roller 300 VDC to the developing roller Connected and bias supplied when tne cover J is closed Toner supply roller Developing roller Image drum 5 Transfer The transfer roller is composed of conductive sponge material and is designed to get the image drum surface and the paper in a close contact Paper is placed over the image drum surface and the positive charge opposite in polarity to that of the toner is applied to the paper from the reverse side The application of a high positive voltage from the power supply to the transfer roller causes the positive charge inducement on the transfer roller surface transferring the charge to the paper as it contacts the transfer roller The toner with negative charge is attracted to the image drum surface and it is transferred to the upper side of the paper due to the positive charge on the reverse side of the paper Image drum Transfer roller Power supply When the transfer is completed the toner image is fused to the paper by heat and pressure as the paper with unfused toner image passes between the heater roller and the back up roller The heater roller with Teflon coating incorporates a 400W heater Halogen lamp which generates heat 6 Fusi
56. artner Exchange BPX for any updates to this material http bpx okidata com Page 10 OKID AT A Service Guide OL810e aif Chapter 2 Operation Description 2 1 Main Control Board The main control board consists of a single chip CPU a program ROM a font ROM four DRAMs an EEPROM a host interface circuit and a mechanism driving circuit 1 Single chip CPU The single chip CPU is a custom CPU 32 bit internal bus 32 bit external bus 25 54 MHz clock with input frequency from a 12 27 MHz clock which incorporates the RISC CPU and its peripheral devices and has the following functions Built in device Function Chip select controller Control of ROM DRAM and 1 0 device Bus controller DRAM controller DMA controller Transfer of image data from DRAM to video output port Parallel interface controller Control of Centronics parallel interface Serial interface controller Control of RS 232C serial interface Video output port Control of LED head LED STB output port Timer Generation of various control timing Monitoring of paper running and paper size Serial I O port Control of operator panel EEPROM and options I O port Input and output of sensor and motor signals 2 Program and Font ROMs The Program and Font ROMs store the equipment program and various types of fonts EPROM or Mask ROM is used as Program and Font ROMs The mounting locations of these Program and Font ROMs vary depending on the type of the ROMs for the mou
57. ased to the user and the system and engine maintenance modes in the maintenance personnel level not released to the user Press the MENU key to update each category The operation returns to the first category after updating the last category in a loop Press the Enter key to select the function being displayed To exit from any of these modes during a category display press the Recover or ON LINE key and the operation mode will start Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 111 OKIDATA Chapler D Diagnostic Teste 1 1 User Maintenance Mode To enter the user maintenance mode turn the power on while keeping the MENU key pressed down This mode uses the menu for function selection The user maintenance mode provides the following functions 1 Hex Dump The data received from the host is printed in hexadecimal notation Printing is activated automatically when the received data exceeds one page If the received data is less than one page printing can be activated manually by pressing the FORM FEED key after selecting the off line mode by pressing the ON LINE key Automatic activation of printing even when the received data is less than one page is possible by selecting the Auto Eject function on the menu The only way to exit from this mode is by turning the
58. ayed by messages on the LCD are listed in Table 6 1 Category LCD status message Problem or status ERROR On aaaaaaaa Controller errors An error occurred in the controller Normal operation cannot n Exception Code aaaaaaa be ensured off then Error Address back on to restart If normal operation is not Code nn Error recovered procedure 1 39 Reserved replace the main control D F Reserved board 4 Address Error Exception Load command command fetch 5 Address Error Exception Store command 6 Bus Error Exception Command fetch 7 Bus Error Exception Load command store command 8 System Call Extension 9 Break Point Exception A Reserved Instruction Exception Unusable Exception C Arithmetic Overflow Exception A checksum error occurred when Turn the power off then a was inserted back on If a card other than those for OL series is being inserted no error is displayed and the inserted card is ignored An error occurred in the controller Turn the power off then E ERROR nn back on If normal operation is not recovered by this restart procedure use the following actions Code nn Error Remedy nn ERROR nn On A failure occurred in the controller n Exception Code 10 An error was detected by program ROM check 20 An error was detected by font ROM check 30 An error was detected by resident RAM check 40 An error was detected
59. being made Ma Corect the connection es Go to 1 1 Yes ls 6 V being applied between Fire Z3 and Za MD of POWER connector Pines OW Pin 24 8 WV No Goto CAP PANEL connector onthe control board andthe connector C H1 onthe OLLE board pro perky Ho Connect the flexible cable propert Yes Replace the operator panel assy or flexible cable Has the problem been zalved Ho Replace the main control board Is the flexible cable for the operator panel assy being connected to the Yes End IMITIAL Y es E IZING message being displayed by the LOD de play Ho Replace the main control board ON LINE Y es message being displayed by the LOD de play HPF AUT PS2 WIN HES Ho Take actions according to the LC D status mess age proablem let see Section 5 5 1 for corrective actions 1 Voltage between Fins 1 and 3 about 32 5 V AC Voltage between Fins 5 andG about G2 V AC Are the voltages within the norm al range Yes ls fuse FS on the poer zupply sereaor board blom rt Ho Replace the power supphysensor board Yes Replace fuse F3 if f again check the resistance of the registration and main drum motors Itite faulty replace motors or replace the power supplwisensor board or main control board Is the AC input voltage output between Fire 1 and 2 of connector CH1 on the power supply amp enzaor board normal e Replace the AC transformer Is fuse F1 or
60. board Press the RECOVER key to release the error display Install additional optional RAM board or reduce the print data Press the RECOVER key on the operator panel to release the error display Simplify page data formatting PROCSING PostScript mode only The printer Normal operation L is processing data PS Only WAITING PostScript mode only The printer Normal operation is in the middle of a job and waiting for data to be processed PS PRINTING The printer is printing a page Normal operation The printer is processing data in Normal operation DATA SUIS on line mode Ready ON The data that is not printed remains in the buffer Ready flashing The printer is receiving data emulate HP4 AUT PS2 WIN HEX All fonts of the printer are being Normal operation printed during self test The current menu setting is being Normal operation printed Ready ON Executed by command entry Ready flashing Executed by key operation Message displayed when the Normal operation power is turned on When the power is turned on the LEDs are turned on for approximately 1 second conducting a test to verify the conditions of the LEDs and LCD INITIAL 1 THs RESET TO GAVE SWITCH ING PRINT DEM CPYnn mii Message displayed to indicate that the controller is undergoing an initialization when the power is turned on This messa
61. ching from hopping operation to feeding operation Monitors paper feeding situation and paper size based on the paper arrival time and running time Intel sensor 2 Detects the paper width ON A4 or larger OFF omaller than A4 Paper sensor Detects the leading portion of ON Paper exists OFF No the paper Monitors the paper paper exists feeding situation Outlet sensor Monitors the paper feeding ON Paper exists OFF No and size according to the paper exists time of arrival to and leaving past the sensor Paper end sensor Detects the end of the paper ON Paper exists OFF No paper exists Toner low sensor Detects the lack of toner Sensor Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 12 FA Service Guide OL810e OKIDATA Chapter 2 Operation Description 2 3 Electrophotographic Process 2 3 1 Electrophotographic Process Mechanism This mechanism actuates the printing of image data supplied by the main control board on the paper by electrophotographic process The layout of the electrophotographic process mechanism is shown in Figure 2 3 Torssr carre nathan ass Dessippisg rle LET haad image dram prit Back up relier ml paper serene pax ED Duti sensor plate Transi valer Paper 1 Image Drum Uni
62. contact with the outlet sensor when the power is turned on The paper does not pass over the outlet sensor within a predetermined feeding distance after the leading edge of the paper has reached the outlet sensor The paper size check for manual feeding finds that the paper size is free size Paper size error Paper size error The size of the paper is monitored by the inlet sensor 1 The paper is not detected by the inlet sensor 1 within predetermined feeding distance The inlet sensor 2 detects that the size of the loaded paper is A4 or larger or smaller than A4 The detected paper size differs from the paper size set by command or menu The paper size check for manual feeding finds that the paper size is free size Main dram motor Registration metr apered serso __ lilet Sensor Paper serr O Serao 7 Jam Maritor toto p Top to m to boto m o bottom E 2 epee enemies FPN Fed declaw 1 1 er d Monibrng 1 par Team papa Fed armi i i i i paperfedjan i 1 d L1 UN E 1 1 1 1 im md 1 1 EE IH AE ou Paper Feed Timing Chart Paper Feed Check List Standard value Hopping start 72 0 to In sensor on Paper feed jam In sensor on 20 0 to Write sensor on Paper feed jam Write
63. ctors DM RM of the TQCA PCB 1 NOTE Mark the cables with the correct re installation order and location to ease re assembly 5 Remove the LED head cables 4 and 5 from the connectors HEAD1 HEAD2 6 Open the manual feed guide assy remove seven screws 7 then remove the lower base unit Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 31 ose tos MN 3 3 9 Eject Roller Assy 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the face up stacker assy see 3 3 7 4 Remove the lower base unit see 3 3 8 5 Disengage the eject roller assy 1 from the lower base 2 by pressing the latch section of the eject roller assy 1 in the direction of the arrow shown below and remove the eject roller assy 1 V d LY rr wc C ALAS pes MES ay ul oh vx M a t e peer 8 23 fis reda me rs See Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 32 ose tos MN 3 3 10 Motor Assy 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the f
64. data com Page 76 OKIDATA Servos Guide OLE10e 6 5 3 Image troubleshooting Procedures for troubleshooting for abnormal image printouts are explained below Figure 6 3 below shows typical abnormal images roy 1 _ C Por irra blurra d or HE uhan the prine hart nnd incra n he pipar nee touched By kard White EHko or Fi igara CES E Light or blurred FEY Dak background HG Bink paper mage entirely dersity EN D Bhck vertical bele Cyclical defect P White vertical belts ar stripes or streaks Figure 5 3 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 77 OKIDATA SAC 1 Images are light or blurred entirely toner low fe the TOMER LOW message displayed es Supph inrer Ma paper af the specified grade being used Ma lI ze paperaf the Spec fied grade Yes the ere surface af the LED head dirt Yes ban the lens Ma the LED head being installed property em ic heck th HEAD and HEA DE connectors of LED zn the main contro board and connector on the LED head for proper connection MM IC corrector iris z LED ob le Install the LED head property dU ben control board sensor board property ee Fig BSF Ma Adjust the co
65. dual toner on the image drum is attracted to the developing roller by static electricity 4 Transfer When paper is placed over the image drum surface the positive charge which is opposite in polarity to that of the toner is applied to the reverse side of the paper by the transfer roller The toner is attracted by the positive charge and is transferred onto the paper This results in the transfer of the toner image formed on the image drum onto the paper 5 Temporary cleaning Residual toner which remains on the image drum without being transferred is evened out by the cleaning roller and is temporarily attracted to the cleaning roller by static electricity 6 Fusing The toner image transferred onto the paper is fused to the paper by heat and pressure An electrophotographic process timing chart is shown in Figure 2 5 Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 14 OKIDATA Service Guide OL810e a Chapter 2 Operation Description 2 3 3 Process Operation Descriptions 1 Hopping and Feeding Hopping and feeding motions are actuated by a single registration motor in the mechanism as shown below T idle gear Registration motor Registration roller Hopping roller Registration gear Hopping gear Motor gear The registration motor turning in direction
66. e inlet YES Clean the inlet sensor on the power supply sensor board or replace the power supply sensor board or inlet sensor NO Replace the roller A or roller B NO Are the roller A and roller B rotating YES Set the paper properly NO Is the pulse motor turning YES Replace the planet gear NO Is the connector cable being connected properly NO Connect the connector cable properly YES Check the coil resistance approx 32W of the pulse motor Is it normal NO Replace the pulse motor YES Replace the OLEV 11 PCB Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 127 DATA Service Guide OL810e Chapter Option Multi Purpose Feeder 5 CONNECTION DIAGRAM 5 1 Interconnection Diagram Pulse m obar 2 M T3 h T LEME OLEY 11 PCB Tothe Printer or High Capacity sand Paper Feeder Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 128 Service Guide OL810e OKIDATA Chapter E Option Multi Purpose Feeder Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata
67. e assy 8 in the direction of arrow Rear Cower C p E Guide E 2nd Assy J see Detail A mo i k e v E FM A JU E ED E m Koa uet un E a oF E ihe v Pia P n A B m LT fy nes D T Guide L Assy T Me to remove the sheet guide assy 8 6 Remove three screws 9 which are holding the guide R 2nd assy 0 to the bottom plate A Remove the screw B which is keeping the rear cover C and guide R 2nd assy 0 Remove the guide R 2nd assy O 7 Remove the protect M D guide bracket E planet gears F and planet gear bracket G 8 Remove the E ring H which is keeping the sheet link on the guide R 2nd assy 0 and pull out the hinge stand J 9 Remove three remaining screws K which are keeping the motor on the motor bracket L and remove the connector off the motor M 10 Remove two screws N on the motor M we i l PE Imm x pe per unt ul SYM js Es it at n ML irr n PECES m QUE SOS 7 ML wt Jd m ar ME ass t J mL UU cond x c es EIER 7 i BO ae Me x s A ES I n QU 2 um DL E Nan E m il di e rs B F Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to th
68. e motor 3PP4083 7619P1 51236001 registration idle gear Flexible cord 12 2aeararipoo1a 1 5662 36 Image drum kit 4YA4083 7300G2 1 Consum 56116801 able e Toner cartridge kit 4YA4083 6400G2 E 52107201 able 38 Reduction gear gear 3PP4083 7617P1 7617P1 CNN FG plate OP 4PP4083 7663P1 5234720 Those parts marked with an asterisk in the remarks column common parts with OL400e OL410e and OL410e PS Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 102 OKIDATA Sorge Quan Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 103 OKIDATA Mer chapter 8 Parts List Upper cover unit Table 8 2 Upper cover unit Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 104 OKIDATA Sorge Quan Base Unit 2 ks Base plate adhesion 2PP4083767281 1 Cassette guide L assy SPP40837670801 1 Cassette guide R assy 3PP4083 7671G1 1 Sensor plate paper supply Main control board 4YA4046 1662G1 1 w o 55078301 TQCB PCB ROM
69. en F7 IPT1 program error back on again Replace the main control board Optional card error Buffer overflow MARTIAL RES TEREQUEZT CARD ERROR REC BIFF OVERFLOW MEMORY OVERFLOW PRINT OVE RRO The paper size may be one of the followings tray TRAY1 TRAY2 FEEDER Paper LETTER EXECUTIV LEGAL 14 LEGAL 13 A4 SIZE A5 SIZE A6 SIZE B5 SIZE COM 9 COM 10 MONARCH DL ENV C5 ENV Manual loading of paper indicated by the first line message is requested The paper size one of the followings LETTER EXECUTIV LEGAL 14 LEGAL 13 A4 SIZE A5 SIZE A6 SIZE B5 SIZE FREE SIZE COM 10 MONARCH DL ENV C5 ENV While the power was on card was inserted or removed The receive buffer is overflowing The page buffer is overflowing because it received too much data for printing on the page Macro buffer is overflowing The DLL buffer is overflowing The printer overrun because the print data is too complicated to be printed Load the requested paper in the manual tray Turn the power off insert the card then turn the power back on to recover from the error Replace the card Press the operator panel RECOVER key on the operator panel to release the error display Change the setting of the host or printer so that the host can detect the busy status of the printer Resend the data from the host to the printer Replace the interface cable or main control
70. eplacement toner cartridges White lines or stripes light printing 1 Set the LED head cleaner to the LED lens array as shown in the figure then slide the cleaner back and forth several times to clean the head Note Gently press the LED head cleaner onto the LED lens array LED head cleaner pad Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 58 OKIDATA Service Guide OL810e e es Chapter 5 Periodical Maintenance Cleaning Page Function There is a charge roller cleaning function with this printer which can be executed by the user 1 While the printer is in off line mode press both the left and right arrow keys simultaneously for at least 2 seconds The printer enters the cleaning mode 2 The LCD displays CLEANING on the upper line and on the lower line MANUAL LETTER REQUEST is displayed scrolling one character width at a time from right to left LETTER on the lower line may instead be A4 depending on the printer designation While the lower line scrolls the message the message on the upper line remains fixed in place When the above messages appear on the LCD the user can verify that the printer has entered the cleaning mode and that it is requesting insertion of a letter or A4 size paper into the manual feederslot 3 Insert a sheet of paper int
71. er paper feeding quantity setting Sets the amount of paper to be fed from High Capacity Second Paper Feeder h High Capacity Second Paper Feeder downloading table selection Selects the downloading table of High Capacity Second Paper Feeder i Power Envelope Feeder paper feeding quantity setting Sets the amount of paper to be fed from Power Envelope Feeder j Power Envelope Feeder downloading table selection Selects the downloading table of Power Envelope Feeder k Engine Reset All EEPROM areas used by the engine section are reset to factory default values The followings however are not reset Menu Level 1 Menu Level 2 Operator Panel Menu Disable Enable LED HEAD No LED HEAD WID Page Print Disable Enable After reset the printer returns to normal operating mode Note Printing start position setting is for shipping Do not change its default value Detailed descriptions of these functions are provided in Appendix D DIAGNOSTICS TEST Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 52 OKJDATA SO Adjustments 4 1 4 EEPROM initialization The corresponding are of the EEPROM is initialized for each event as shown Table 4 1 T enuei EEF resetting for Sen inbe aE To n sd A miwa revidon dhah erar LOD display EEPROM RESET TI
72. ern High C zpa city Heiter F nz pip mente ofthe High Car Second Poe ar Faa dar Nori iss oF correct par size Fer he Hia Far Feeder the Papin da High xr Tak ha razz rary bw zpming nnd domna the ccm an tha zy FF Me the prablem car ire quan dy 3 s kbnz ah the reble hazing Check he pap arin hz Tak ha razz rary Pking Ey opening nnd demna the xz rar an dtir tha zy FF heck the Papin da High zr Das check to hare n feng F 2h eea Tak ha razz rary bw cp ening nnd domna the xz rar an tha display FF Hh per High ra qa acad Hire pop arin the High ap nita aene rd Pap sr Feeder YES Remove the paper HO the sensor ple inked operating normally NO Replace the sensor plate inet Cos paper jam at the inlet wien the power amp turned con YES k the paper located above the senso ple fined YES the poner supply sereor board or inlet se rear YES Ethe seror plate inlet operating normally HO Replace the sensor plate fined YES Chan the inlet senso on the power supplysenzor board replace the power supply sengzce board o inlet senso HO When the paper is Ed in does the paper inlet jam occur YES the paper being fad to above sensor plate inlet HO Replace the hopping roller shaft sey paper
73. ge is displayed after the turning on of the LEDs as described above Message displayed to indicate that Normal operation in order to reflect the changes in the menu to the editing environment RESET must be executed This message is displayed when the printer is unable to conduct automatic reset due to the existence of temporary attributes such as DLL Macro User Pattern User Symbol Set Message displayed to indicate that Normal operation the change of emulation is taking place This message is displayed when the PostScript option board is installed in the printer and the following operations are carried Out 1 The emulation of the printer language is changed in the menu and then exit from the menu is carried out 2 The emulation is switched by command while the printer is in on line mode The demo page is being printed Normal operation Ready LED on Executed by command entry Ready LED blinking Executed by key operation When the number of copies being printed is two or more the number of copies being printed is displayed This message is displayed together with another message on the first line PR BURY PS RESET TO FLUZSH PS Only FLUSHING PS Only PostScript mode only Normal operation This message is displayed when ON LINE key is pressed while the printer is processing a job if the JOB RESET menu is off The printer goes off line after completing
74. he OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 74 OKJDATA ponere 5 Synchronous serial I O error ERROR 74 or I F timeout between printer and optional tray ERROR 81 an option tray High Gapacity Second Paper Feederor Power Envelope Feeder being used Yes Iz the cable between the main contol board and the optional tray being connected tho Connect the cable property Yes Replace the main control board Has the been solved tho Check the problem by following the High Gapacity Second Paper Feeder maintenance manual of Appendix F es End Ma Replace the main control board Has been so hed Ma Replace the power szupph sensor board Yes End Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 75 OKIDATA EN 6 Fan error ERROR 70 Iz the fan rotating es Replace the main control board Ma connector Ghd an the main control boad being connected papery Ma FAM connector propert Yes Replace the fan ar main cantral baard heck coil esisance of the fan see Section Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx oki
75. he stacker cover assembly from the reset Lever R 1 by gently prying the cover from the reset lever Remove the reset lever R 1 from the machine 5 Release the stacker cover assembly from the reset Lever L Detach the reset spring 2 from the lower base unit 3 turn the reset lever L 4 in the direction of arrow until it stops and remove it in the direction of arrow 6 Remove the LED Cable from the connector on the Main Logic Board Unlock the two posts of the lower base unit 3 then remove the stacker cover assy 5 Note Use care when removing the Stacker Cover Assembly as the cover close damper is not permanently attached TRA o gt gt t Lp Tess rto ug PUE 3 e BEN A ys verd PET ER 15 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 35 ose tos MN 3 3 13 Registration Roller 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover see 3 3 1 3 Remove the face up stacker assy see 3 3 7 4 Remove the lower base unit see 3 3 8 5 Remove the motor assy see 3 3 10 6 With the lower base unit standing on its side remove the Registration Roller gear 1 7 Press the registration roller 2 in the direction of arrow and lift up the left side of it then remove the registratio
76. i h oe oS biz address bri 4 hn ddp b pra d address br Address bh enm und ddp bh Adda bit IC Address b h 11 Sram hn dF rd Adda bil 1 mldmszbrn1i Iw Taupe Sram kh A 17 address b Ir 16 RS uad address bri 1r Address bh 12 Pu c m pios bp ddr b h 17 Adda bil zt cu uad Address bh 1 adden hn z7 ddr b hc Adda biu zec eed ese bnc eg 3 uid TM SORRY A TEST OM SFA ILI ES AN SOD sand FL enm und a 2 0 Uat brt Dax bh Us brt Dist hit 21 Dam 1 Dat bil Uat br S Dat bir 22 D bh cz Us brt 24 bir Uc brt U Dat bi Dab bil 2 Uat brt Dun blr 3 Dist hmi Dab bit 2 Uat brt 5 ISi H reketi LELES F Tak mele T DRM ace 2 2204 DRM keto interrupting ast pet re ne ntt ES EER Roba Soar 0 ECE ar pu pneu set 1 ii E O ORE jinmam 55 CTY aa LANE SAAN line wi da pec ai ri kp e RASSA ine wi Taye Mor on Ti Wi Ll Kotare damn T RR De riprken E T x 1 Z mim Zr vc oL OMM p cae aper c i e alale gig aisle i EL it a to Fm
77. idata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BP X for any updates to this material http bpx okidata com Page 123 Service Guide OL810e OKIDATA Chapter E Option Multi Purpose Feeder 3 3 4 Pulse Motor 1 Remove the upper frame see 3 3 2 steps 1 through 3 2 Remove the OLEV 11 PCB see 3 3 3 3 Remove 2 screws 1 and remove the pulse motor 2 e Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 124 DATA Service Guide OL810e OKI TERN Chapter E Option Multi Purpose Feeder 3 3 5 Planet Gear 1 Remove the upper frame see 3 3 2 steps 1 through 3 2 Remove the OLEV 11 PCB see 3 3 3 3 Remove 2 screws 1 and remove the motor bracket assembly 2 and planet gear 3 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 125 DATA Service Guide OL810e OKI F Chapter E Option Multi Purpose Feeder 3 3 6 Roller A and B While only the removal procedure for roller A is described here the removal procedure for roller B is basically same When removing roller B however be careful not to deform the sensor plate 1 Remove the upper frame see 3 3 2
78. idata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 27 ose tos MN 3 3 5 Pulse Motor Main Drum 1 Remove the Operator Panel see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the connector 3 from the connector DM 2 of the TQCA PCB 1 4 Remove two screws 4 and remove the pulse motor main drum 6 from the motor bracket 5 NOTE To ease access to the bottom screw holding the motor s to the bracket loosen the screws holding the right side of the base unit View A Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 28 OKIDATA 5 3 3 6 Pulse Motor Registration 1 Remove the Operator Panel see 3 3 4 2 Remove the upper cover assy see 3 3 1 3 Remove the connector 3 from the connector RM 2 of the TQCA PCB 1 4 Remove two screws 4 and remove the pulse motor registration 6 from the motor bracket 5 NOTE To ease access to the bottom screw holding the motor s to the bracket loosen the screws holding the right side of the base unit 1 xu oT m 3 x 5 at JS hs x I 4 QoS Xp x 1 M 2 E r excl et P dl J
79. idata com Page 132 OKIDATA Service Guide OL810e Chapter F Option Second Paper Mech PARTS REPLACEMENT This section covers the procedures for the disassembly reassembly and installations in the field This section describes the disassembly procedures and for reassembly procedures basically proceed with the disassembly procedures in the reverse order Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 133 OKIDATA Service Guide OL810e age Chapter F Option Second Paper Mech Parts Layout This section describes the layout of the main components Upper plate i M e up T E D x amv aM E ae a EM Ld QUII Ii Guide H end Asay includes pulse motor and 1 7 E ES ie 3 E 3 ar I 1 al DU des Tau Te 1 ur Hopping Frame at betes bo ae me n a et a Ux A mU qu s ouem m si Le ua eer s lt T li ie arbo mu n ERU r a r Tees eT 2 a n A k x z t E M a Uu wee r M i gt p Ua E m d ia oe on Guide L 2nd Assy Um Paper Cassette Copyright 1997 Okidata Division of O
80. is material http bpx okidata com a Zt E E T E DH E 5 a 5 TAIN s an IM I I ae T Al i a UM nu M Page 136 Service Guide OL810e OKIDATA Chapter F Option Second Paper Mech 3 3 2 TQSB PCB 1 Remove the pulse motor see 3 3 1 2 Remove the connector O from the TQSB PCB P 3 Remove the screw and remove the TQSB PCB Note Refer to Detail A in the previous page Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 137 OKIDATA Service Guide OL810e 2 Chapter F Option Second Paper Mech 3 3 3 Hopping Roller Assy and One way Clutch Gear 1 Follow up to step 3 of 3 3 1 and remove the hopping frame assy 2 Remove the screw 1 and remove the earth plate 2 Remove the gear 3 and remove the hopping roller 4 3 Take out the feed roller 7 Remove the E ring 5 and ADF bearing 6 on the left side of feed roller 7 4 Remove the E ring 8 and remove the one way clutch gear 9 on the right side of the feed roller Note The ADF bearing 0 also comes off Be careful not to lose it uid ve Hopping Roller i 2 MP au Copyright 1997 Okidata Division of OKI America
81. is material http bpx okidata com Page 118 TA Service Guide OL810e OKIDATA Chapter E Option Multi Purpose Feeder Parts Layout This section describes the layout of the main components Fig 3 1 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 119 Service Guide OL810e OKIDATA Chapter E Option Multi Purpose Feeder Parts Replacement Methods This section describes the parts replacement methods for the components listed in the disassembly order below Multi Purpose Feeder Link 3 3 1 Separator 3 3 2 OLEV 11 PCB 3 3 3 Pulse motor 3 3 4 Planet gear 3 3 5 Roller A 3 3 6 Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 120 DATA Service Guide OL810e OKI F Chapter E Option Multi Purpose Feeder 3 3 1 Link 1 Power off the printer remove the interface and power cables 2 Remove the feeder from the printer 3 Open paper feed cover 1 and disengage the paper feed cover 1 and link 3 while lifting the paper hold 2 4 Remove the paper hold 2 off the arm 4 5 Disengage the link 3 from the arm 4 and remove it Be careful not to deform the link and arm Copyright 1997 Okidat
82. ivalent Plug 552274 1 AMP 552073 1 AMP or equivalent 2 Cable Cable length 6 ft 1 8 m max A Shielded cable composed of twisted pair wires is recommended for noise prevention Note Interface Cable is not supplied with the printer 3 Table of Parallel I F Signals Pin D pce a Poe e pos pre 10 Sighal nare DATA STROBE DATA BIT DATA BIT DATA BIT DATA BIT DATA BIT DATA BIT DATA BIT DATA BIT Ce po fe peo pe ACK ACWLEDG BUSY PAPER SELECT AUTOFEED LV CHASSIS GROUND 5 a INPUT PRIME FAULT SELECT IH Signal direction PR FR FR PR PR PR PR PR FF FR FR Connector pin arrangement Functions Parallel data sampling strobe PR Parallel input data Completion of data inputorend ofa function During print process ing or alarm End of paper Select state ON LINE Request to change mode Hot used Ssighalground Chassis ground e ma reas Sighalground Inttialeing signal End of paper or during eignalqround Hot used High level 353 Request to change mode NY SS pos Eo cn d 4 Signal Level LOW 0V to 0 8 V HIGH 2 4 V to 5 0 V 5 Specifications Lo Tam Go m patibility made Mibble made ELF mode Dente oa amp bits the com patibility made lima 1 amp K 20K OK 100K 1 M Eyes
83. ltages Output voltage Use 5 Logic circuit supply voltage 30 V Motor and fan drive voltage and source voltage for high voltage supply 8 V RS 232C line voltage 8 V RS 232C line voltage and PS board supply voltage 3 3V LED head supply voltage 2 High Voltage Power Supply Circuit This circuit generates the following voltages required for electrophotographic process from 5 V according to the control sequence from the main control board When cover open state is detected 5 V supply is interrupted automatically to stop the supply of all high voltage outputs Output Voltage Use Remarks CH 1 35 KV Voltage applied to charging roller DB 300 V 300 V Voltage applied to developing roller SB 450 V 0 V Voltage applied to toner supply roller TR 500 V to 4 KV 750 V Voltage applied to transfer roller Variable CB 400 V Voltage applied to clearing roller 3 Photosensor The photosensor mounted on this power supply sensor board monitors the status of paper being fed through the printer during printing The sensor layout diagram is shown in Figure 2 2 Exit roller e H Ou tet sensor ee H Tarter fea Paper sensor LET B a In Et sensor 1 LT 2 Paper erd Peg istration Paper Eed irg direction Figure z Z Inlet sensor 1 Detects the leading part of ON Paper exists OFF No the paper and gives the paper exists monitor timing for swit
84. m Page 7 1 5 Safety Standards 1 5 1 Certification Label The safety certification and serial number labels are affixed to the printer in the positions described below 1 5 2 Warning Label The warning labels are affixed to the sections which may cause bodily injury Follow the instructions on warning labels during maintenance Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 8 OKIDATA 28 1 5 3 Warning Caution Marking The following warning and caution markings are made on the power supply sensor board e LA WARNING AVERTISSEMENT a a EAT EIN AND TRANSFORMER r q HEAT REX OF ELECTRIC SHOCK __TesTserone TOUCHING __ No fuse is mounted here for 200V series ENGLISH Heatsink and transformer core present risk of electric shock Test before touching FRENCH Le dissipateur thermique et le noyau du transformateur pr sentent des risques de choc lectrique Testez avant de manipuler SPANISH Las disipadores de color el nucel del transformador pueden producir un choque el ctrico Compruebe antes de tocar PORTUGUESE O dissipador de calor e o n cleo do fransiormador apresentam risco de choque el trico Teste antes de focar ENGLISH Circuits maybe live
85. m light 180 C medium 185 C medium heavy 190 C heavy 195 C by connecting or disconnecting the AC voltage supply to the heater When an abnormal rise of the heater roller temperature takes place the thermostat of the heater voltage supply circuit becomes active and forcibly cuts the AC voltage supply The temperature setting of the fuser can be changed through operator panel setting Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 13 OKID AT A Service Guide OL810e aif Chapter 2 Operation Description 2 3 2 Electrophotographic Process The electrophotographic processing is outlined below The electrophotographic printing process is shown in Figure 2 4 1 Charging The surface of the image drum is charged uniformly with a negative charge by applying the negative voltage to the charge roller 2 Exposure Light emitted from the LED head irradiates the negatively charged surface of the image drum The surface potential of the irradiated portion of the image drum surface becomes lower forming the electrostatic latent image associated with the print image 3 Developing and toner recovery When the negatively charged toner is brought into contact with the image drum it is attracted to the electrostatic latent image by static electricity making the image visible At the same time the resi
86. maintain compatibility with the existing LED head the printing operation of the LED correcting head is carried out through identical sequence The LED correcting head is a 600 dpi head with the LED drivers located on both sides of the LED array with a 300 dpi pitch spacing The printing and correction data obtained from the CPU through four signal lines are sent to the LED array The printing operation timing chart is shown below Mo rmal Made Printing Timing Chart clock ___ __ LDA DI JE mmo MANAA AA AAAI ANANA AAO LARA 1 STR B2I N STR B3I N STR Bdl N ES First lire printing data sent Seco nd line printing dat sent First lire printing The printing operation is carried out in normal mode Under ordinary circumstances such as when the power is turned on or when LOADI signal level is low the normal mode is enabled The printing operation is carried out in the following sequence First the printing data DATAI3 through DATAIO are stored sequentially shifted in the shift registers of the LED drivers by the printing data synchronous clock CLOCKI Then the printing data stored in shift registers are latched by the high level pulse of LOADI The latched printing data turns the LEDs on by STRB1I N through STRB4I N and actuates printing The mode setting timing chart during illumination correctio
87. n is shown below lum inato n Correction Mode Setting Tim ing Chart e n Uns mi mi 100 re min ens min 100n min E uw hanhan LO DATAID DOC ODED X X X X X X X 2 CX A A STRBI EH STG tH STRESEN STRBAEN Mode setting Mode led set The mode setting is carried out in the following manner LOADI is fixed at high level and DATAIO which comes up following this is 4 data latched with the timing of the fall of CLOCKI The illumination correction mode is selected based on the latched 4 data combination Then the mode becomes valid at the fifth fall of CLOCKI The period during which the illumination correction mode is valid is from the fall of the fifth CLOCKI and while the level of LOADI is high When the level of LOADI becomes low the illumination correction mode is terminated and the head returns to the normal mode which is mode with which the printing is normally carried out The LED driver MSM6731BWAF corrects the LED illumination by controlling the LED current The LED illumination can be set in 16 steps with 7 steps in the direction of illumination increase in relation to the standard value and 8 steps in the direction of decrease For this reason the LED correction data is a 4 bit data for each dot The relationship between the LED correction data and LED current correction steps with the LED driver MSM6731BWAF used in an LED head is shown below LED rection Dat Irc ressinq illum inatia n Co
88. n roller 2 and the bearing registration 3 8 Pull out the registration roller 2 in the direction of arrow B Eur n LG Pa UM Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 36 ose tos MN 3 3 14 Transfer Roller Special Note Handling the Transfer Roller unnecessarily will cause poor print quality Do not touch the surface of roller 1 With the power switch turned off unplug the AC cord from the outlet 2 Open the stacker cover 3 Release the transfer roller gear 1 by unlocking the latch of the main unit never apply excessive force when unlocking the latch 4 Lift the right side of the transfer roller 2 and shift it to the right side then pull it out from the main unit at this time the bearings 3 of the left and right sides of the transfer roller 2 will come off also NOTE Use great care The bearings are not permanently attached 1 3 2 Be ad oU 1 P Unlock Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 37 ose tos MN 3 3 15 Fusing Unit 1 Remove the operator panel assy see 3 3 4 2 Remove the upper cover see 3 3 1 3 Remove the f
89. ng A thermistor which is in contact with the heater roller regulates the temperature of the heater roller to a designated temperature in the menu depending on the thickness of the paper tray 1 amp 2 light 165 C medium light 1 70 C medium 175 C medium heavy heavy 195 C manual feeding and power envelope feeder light 175 C medium light 180 C medium 185 C medium heavy 190 C heavy 195 C A safety thermostat cuts voltage supply to the heater off by opening the thermostat in the event of abnormal temperature rises The back up roller is held under a pressure of 7 52 kg applied by the pressure spring on each side Heater roller Separation claw Tharmistor Pressure spring 7 Cleaning When the transfer is completed the residual toner left on the image drum is attracted to the cleaning roller temporarily by static electricity and the image drum surface is cleaned 8 Cleaning of rollers The charge transfer and cleaning rollers are cleaned for the following cases Warming up when the power is turned on Warming up after the opening and closing of the cover When the number of sheets accumulated reaches 10 or more and the printout operation ends Changes in bias voltage applied to each roller move the attaching toner off the roller to the image drum and return it to the developer Cleaning roller Power supply Transfer roller Copyright 1997 Okidata Division of OKI America Inc
90. nge the dehu It setting fl u j 2 5 Fess the key PE the Upon com letio n ENTER key of processing ENGINE ON LINE Jes RES ET Ps Press the key Faotpry defaut PS2 IN INITIAL Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 114 OKIDATA Chapter D Diagnostic Tests 1 4 User Factory Set Operation Switching of ODA OEL and Non Europe users settings is possible through the user factory set operation The user factory set operation is performed by turning the power on while keeping both the MENU key and the or key pressed down 1 ODA Factory Set Operation Turn the power on while keeping the MENU key and key press down 2 OEL Factory Set Operation Turn the power on while keeping the MENU key and key pressed down 3 Non Europe Factory Set Operation For Non Europe 1 Australia etc turn the power on while keeping the MENU key and FORM FEED key pressed down For Non Europe 2 Singapore etc turn the power on while keeping the MENU key and PRINT MENU key pressed down After executing the user factory set operation set the EEPROM areas which are for other than the engine block to the factory default values Note At the time of shipment from the factory
91. ning the adjustment necessary when replacing a part The adjustment is made by changing the parameter value set in EEPROM on the main control board The parameter can be set by the key operation from the operator panel This printer has three kinds of maintenance modes and it is necessary to select one of the modes when replacing any parts Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 49 4 1 1 To enter into the user maintenance mode turn the POWER switch on while holding the MENU key down Function There are five functions as follows Menu reset Opepane menu disable Hex dump X adjust Y adjust Drum counter reset Detailed descriptions of these functions are provided in Appendix D DIAGNOSTICS TEST Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 50 4 1 2 System Maintenance Mode Note This mode is used only by maintenance personnel and it should not be released to the end users To enter into the system maintenance mode turn the POWER switch on while holding the Recover key down Function There are six functions as follows Page count display Loop test
92. ntact plate of the tranzfer roller to make a contact with the power Sup razor board and shaft af the trarefer roller Yes Are the contact of the developing roller and the contact of the toner zupply mller of the image drum cartnge in contact with the contact 3555 mb ly properly ee Fig 5 4 fy and E Ma Adjust the contacts of the developing and toner supply roller to make pmper contact with the contact s228 mb hr Yes Replace the tranzfer roller Has been solved End Ma Replace the image drum cartridge Has been solved End After replacing the image drum cartridge set the printer in the user maintenance mede by turning the power on while pressing the hey and met the drum counter see Finer Handbook Ma the tension between the back up roller 7 22691 and the surface of back up mler nomal Ma Replace the back up mler or bias spring the contact plate of the trarefer mler in contact with the contact assembly of the power Sup ply Yes Fe place the main control boad or power zupplhsensor board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 78 OKJDATA pni 2 Dark background density Has the image drum been exposed to external lig ht es Install the image drum in the p
93. nting location see Section 7 4 3 DRAM The DRAM is a 2MB resident memory which is used as a buffer that stores edited data image data DLL data and macro data 4 EEPROM 1 024 bit Electrically Erasable PROM EEPROM is loaded with the following kinds of data Menu data Various counter data page counter drum counter Adjusting parameters LED head drive time print start position paper feed length 5 Parallel Interface Parallel data is received from a host system via parallel interface which conforms to the Centronics specification 6 RS232C Serial Interface Serial data is sent to and received from a host system via serial interface which conforms to EIA RS232C Following items are selectable Flow control DTR HI DTR LO XONXOFF RBSTXON Baud rate 300 600 1200 2400 4800 9600 19200 Data bits 7 BITS 8 BITS Parity NONE EVEN ODD Minimum busy 200 mSEC 1 SEC Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 11 OKID AT A Service Guide OL810e aif Chapter 2 Operation Description 2 2 Power Supply Sensor Boar The power supply sensor board consists of an AC filter circuit a low voltage power supply circuit a high voltage power supply circuit heater drive circuit and photosensors 1 Low Voltage Power Supply Circuit This circuit generates the following vo
94. o the manual feeder slot 4 Toner attached to the image drum is transferred onto the inserted sheet and the sheet is ejected with the toner residues printed While this process is going on the LCD displays CLEANING PRINT message 5 The printer returns to off line mode Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 59 te Service Guide OL810e OKIDATA Chapter 5 Periodical Maintenance Lubrication 5 3 1 General Information Lubrication should performed once a year or as needed Use Lithium Grease When applying the grease do not over lubricate Do NOT allow lubrication to contact the surface of any rollers or paper guides Lubricate the items listed in the table below 3 3 12 paga 3 18 Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 60 OKIDATA 6 TROUBLESHOOTING PROCEDURES As always whenever dealing with static sensitive devices use good anti static procedures and practices Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 61 OKJDATA repere rude 6 1 Tr
95. operation of the outlet plate normal moves freely when it touched Ho Replace the outletsercor plate es Clean the outlet senzor on the power supph sereaor board replace the power suppl eensor board Ma the mainfdrum motor rotating Ma Is connector on the main control board being connected pro pe rly Connect DM connector properly Y es Is the coil resitance normal resistance both between Pins and 2 as well as Pins 3 and4 are abouta 7 y of the main drum motor correct Ho Replace the main drum motor 4 2 2 2 0 2 2 2 he Replace the main control board Y es the transfer roller rotating Ho C heck the gears trarefer roller gear idle gear and reduction gear Y es the twing unit being installed property Ho Install the fusing unit pro perky TES the image drum cartridge being set pro pe rly Ho Setthe image drum cartridge properly Y es Cle an the paper sensor on the power supply ens or board or replace the power supply sensor board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 71 OKJDATA ponere 2 3 Paper exit jam Does the paper exit jam error occur when the power amp turned ar touched Ho Replace the outletsercor plate CY es Clean the outlet on
96. ort Plug Setting 1 Main Control Board TQCB PCB Short plug settings Short plug Plug setting Factory setting 5 V is supplied to Pin 18 of Centronics parallel I F connector 5 V is not supplied to Pin 18 Centronics parallel I F connector Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 101 OKIDATA Sorge Quan Lower Base Unit 1 Hopping roller shaft 3PA4122 1295G00 1 i assy 1 one way clutch gear Bearing registration s Tameshems _ Back up roller 3PB4083 6064P2 Back up roller 4PP4083 6052P 1 bushing Stacker cover reset 4PP4083 6057P1 spring 3 adhesion 2YX4083 6100G6 230V 50217502 Eject roller assy 2PA4083 7680G1 a 90409401 Manual feed guide 2PA4128 1149G1 51017201 assy Face down stacker 2PA4128 1134G1 53074301 cover assy LED head assy 4YAMIG IZ24G 5611100 Stacker cover 4PP4083 6191G1 53069101 damper arm LS amas 1 sme Stacker cover 4PB4083 6197P1 51229401 damper Pulse motor mE 56512001 main drum 53343701 50929301 51607601 5080500 90805901 53068901 uu 50924201 51229101 229101 91229201 51010701 91010802 90405501 Pulse motor 4PB4083 7616P1 56510701 registration Pulse motor 3PP4083 7618P1 51235901 main drum Idle Gear Puls
97. oting 64 6 5 Troubleshooting Flow 65 6 5 1 LCD status message problem list 66 6 5 2 LCD message troubleshooting 67 Santa 1 Printer doesn t work normally after the power is turned 68 on panes 2 1 Paper input jam 69 T 2 2 Paper feed jam 70 2 3 Paper exit jam 71 3 Paper size error 72 4 Fusing unit error ERROR 71 ERROR 72 ERROR 73 73 5 Synchronous serial I O error ERROR 74 or I F timeout 74 between printer and optional tray ERROR 81 TU 6 Fan error ERROR 70 75 6 5 8 Image troubleshooting 76 Table of Contents S 1 Images are light or blurred entirely 2 Dark background density E 3 Blank paper is output TUNES 4 Black vertical belts or stripes 5 Cyclical defect 6 Prints voids buie 7 Poor fusing images are blurred or peels off when the printed characters and images on the paper are touched by hand eee 8 White vertical belts or streaks 7 Wiring Diagrams 7 1 Interconnect Signal Diagram 7 2 PCB Layout and Connector Signal List FAN Pin Assignment To fan motor DM Pin Assignment To main drum motor HM Pin Assignment To registration motor HEAD 1 Pin Assignment To LED head HEAD2 Pin Assignment To LED head PANEL Pin Assignment To operator panel 2ND TRAY Pin Assignment To option feeder I F Power Pin Assignment GENT Pin Assignment OEHIAL Pin Assignment RS232C GARD Pin Assigment OPTION Pin Assignment 9 Re
98. oubleshooting Tips 1 Check the Troubleshooting section in the Printer Handbook 2 Gather as much information about the situation as possible 3 Inspect the equipment under the conditions close to those in which the problem had occurred Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 62 OKIDATA EN 6 2 Points to Check before Correcting Image Problems 1 Is the printer being run in proper ambient conditions 2 Are supplies toner and routine replacement part image drum cartridge being replaced properly 3 Is the printing paper normal acceptable quality 4 Is the image drum cartridge being loaded properly Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 63 OKIDATA EN 6 3 Tips for Correcting Image Problems 1 Do not touch or bring foreign matter into contact with the surface of the image drum 2 Do not expose the image drum to direct sunlight 3 Use caution when handling the fusing unit as it attains very high temperatures during operation 4 Do not expose the image drum to light for longer than 5 minutes at room temperature Copyright 1997 Okidata Division of OKI America Inc All rights reserved See
99. ply Logic gou nd omman Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 94 OKIDATA Power Pin Assignment Fane sas w eres ee Ls memes seta 1 samasama s 1 Weerenenwe scum 1 Gbkseeret Ts s s 1 cemen too s rwr 1 rene Te 7 e ols e ow o e er 1 o 1 isecen ie 1 umero and Tan driee voltage and source and an driee voltage and 300 0 voltage I BE Tw hi voltage Soo Tor ign verbe 3upp 0 DbiShon om ojo 2r ove c 24 a 20 ev RgClewhge 22 Love C D Out I In Common Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com OKIDATA Service Guide OL810e Chapter 7 Wiring Diagrams Page 95 CENT Pin Assignment Cue we eee un sum HII ICI 2 p o ue ww s s se s fe omer omen o se smm a 2d 2d m 7 c men c jse m e c DAP
100. power off 2 Menu Reset All settings for Menu level 1 are reset to factory default values The menus for all executable emulations including options are reset to factory default values The operation mode starts automatically upon completion of resetting 3 Drum Counter Reset This function resets the drum life data when the user replaces the image drum unit The operation mode starts automatically upon completion of resetting 4 X Adjust Y Adjust This function sets the first character printing position on the first line The operation mode starts automatically upon completion of resetting 5 Operator Panel Menu Disable This function is for enabling and disabling the operation panel menu functions Menu 1 Menu 2 Tray Select Copies and Paper Size LOD disp ky USER Press the MENU key Pess the After the completion ENTER key of processing MENU ge ON LINE RES ET Ha Pres the kay Pess the OM LINE HEX DUMP Pres the MENU Pess the After the completion i DRUM CNT DRUMCNT POR ONLINE RES ET RES ET NG Fess the MENU key Pess the 4 Mele Writing into the EEPROM is performed MENU m e MEM amer pressing the ENTER key Press ENABLE USABLE dee DN LINE key if you wish b get Fess the aut of thE mode MENU key Pres the 4 or Bekey Writing into the EEPROM performed AUST atter pressing
101. press the MENO key Stimes Y R528320 cx i 52320 BF is displayed on the LCD Press the ENTER key p Len Flow GTL amenzii Epy _ SPACE FR EAD MARKREADY SONXDFF pon RBS THON Send ing at internat of 1 Sec Factory Setting OTR HI c2 Y Press the MENU key Te e meen oo 300 band 600 baud 1m Cc z Factory Setting 500 baud Press the MENU key lt a Y Press the MENU key V Cc z en eh Funen _ SOBITS BITS Factory Setting bit Factory Setting NONE Press the MENU key Y Press the OH LINE key V mex i ON LINE Jem Minimum BUSY Tine Epey Function O Go nte nts of D pk 200 mS Ams sec 1000 m Factory Setting 2080 m SEC Seting co m pleted Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 107 AL DATA Service Guide OL810e OKI F Chapter B Centronics Parallel Interface CENTRONICS PARALLEL INTERFACE 1 Connector Printer side 36 pin receptacle single port Type 57RE 40360 730B D29A made by Daiichi Denshi CN AX05841A36AT made by Ougat or equivalent Cable side 36 pin plug Type 57 30360 made by Daiichi Denshi or equ
102. pyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 16 OKIDATA Service Guide OL810e A Chapter 2 Operation Description 2 4 Paper Jam Detection The paper jam detection function monitors the paper condition when the power is turned on and during printing When any of the following conditions arises this function interrupts the printing process If any of the following errors is encountered printing can be recovered by removing the jammed paper by opening the upper cover removing the jammed paper and closing the upper cover Paper input jam The paper is in contact with the inlet sensor when the power is turned on After hopping operation is attempted three times the leading edge of the paper does not reach the inlet sensor Paper feed jam The paper is in contact with the paper sensor when the power is turned on The leading edge of the paper does not reach the paper sensor within a predetermined feeding distance since the paper has reached the inlet sensor The trailing edge of the paper does not pass over the paper sensor within a predetermined feeding distance after the same has passed over the inlet sensor The leading edge of paper does not reach the outlet sensor within a predetermined feeding distance after the paper has reached the paper sensor Paper exit jam The paper is in
103. r Feeder Power Envelope Feeder Do not change the factory default settings 7 Engine Reset All EEPROM areas used by the engine block are reset to factory default values The following items are excluded Menu level 1 Menu level 2 Operator panel menu disable enable Page print disable enable Transition to the operation mode occurs upon completion of resetting Engine maintenance mode menu system LOO disp ky EMS MNT Writing into the EEPROM iz performed Med 8 afer pressing the ENTER key Press LED HEAD aj Me the CIN UNE key if you wish to get out 21 of this moda Fess the MENU key Pess DW ID E Do motehamge the dehu tt setting NOR Fess the M ENU key icd Fess the wor FRI NTPC u an mm PRINTPOS for shipping Do not change the default sett ng Press the M EMU Icey DRUM CHT T nnnnnn Press the key DRUM nn nn nn Fess the MENU key Pess the wor PE an mm o the dehu k setting Press the key Fess the or Bekey I n gt PCS o mitchange the deku k setting mm Fess the key PEZ the wor MEey Do motchange the dehu It setting e Fess the MENU Press the or Da motchange the dehu It setting gw Fess the Press the for Mey No Do motcha
104. resent the LED head marking number L urair us intensity marking Oe 154 Setting of LED Head Drive Time Drive time of the LED head is set by setting the parameter of drive time of EEPROM according to the luminous intensity marking on the LED head a Corresponding table of luminous intensity marking and drive time parameter Luminous intensity Drive time parameter marking on LED head 031 032 033 035 036 037 038 040 041 043 044 046 047 049 050 052 053 057 058 060 061 064 065 069 070 073 074 079 080 084 085 090 091 096 097 103 104 110 111 118 119 126 127 135 136 144 145 154 b Setting Example Method for setting the parameter to 19 for a case where the previous parameter setting was 8 peration LOD disp ky after o paration Tum the POWER switch on while holding the EMG MNT FORM FEEDand ENTER keys down LED HEAD Disphysz previo uz Press the MENU key iieri Pees or Be key until 19 LED HEAD E disp had em Festus 53 Press the ENTER key Means tto EEPROM S I E disphyed on LoD The printer i booted with ON LINE selected setting by pressing AR LINE key Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 55 Service Guide OL810e OKIDATA Chapter 5 Periodical Maintenance 5 1 Pe
105. rinter and wait about 30 minutes Ma Perform the cleaning page function ree Section 5 22 Has been solved End Ma the heat roler af the tusing unit dirty Yes D ban the heat mler contact sembly property ee Fig 6 4 j Ma Adjust the contact of the cleaning roller to make a pmper contact with the contact seme mb h Yes Replace the image drum cartridge Has been solved End After re placing the image drum cartridge set the printer the user maintenance mode by timing the power on while pressing the key and reset the drum counter ee Printer Hand book the contact of the cleaning oller of the image drum cartridge in ceantact with the Replace the main control boad or pawerzupplhsenzor board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 79 OKJDATA ponere 3 Blank paper is output the LED head being conrected properly ic heck the HEAD and HEA D2 connectors on the main contol board and Po connector on the LED heady Ma Connect the LED head propery replace the head cable is Yes the contact of the image drum cartrige in proper contact ith the ground contact pmper s Fig 5 3 p Ma Adjust the ground contact Drum of the contact assembly Yes Replace the LED haad Has
106. riodical Replacement Parts The parts are to be replaced periodically as specified below Part name Condition for Cleaning replacement Toner cartridge About 2 000 sheets LED head Consumables of paper have been printed Image drum cartridge About 20 000 sheets Consumables of paper have been printed Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 56 OKIDATA Service Guide OL810e Chapter 5 Periodical Maintenance 5 2 Cleaning Remove any toner or dust accumulated inside the printer Clean in and around the printer with a piece of cloth when necessary Use the handy cleaner service tool to clean inside the printer Note Do not touch the image drum LED lens array or LED head connector block Do not use any solvents Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 57 OKID AT A Service Guide OL810e Chapter 5 Periodical Maintenance 5 2 1 Cleaning of LED Lens Array Clean the LED lens array or replace the toner cartridge when white lines or stripes void light printing are generated vertically down the page as shown below Note The LED lens array must be cleaned with an LED head cleaner Led Lens cleaner pads are included with r
107. rs moved to the CTL combine with the negative charges on the image drum surface accumulated by the contact charge of the charge roller lowering the potential on the image drum surface The resultant drop in the potential of the irradiated portion of the image drum surface forms an electrostatic latent image on it The irradiated portion of the image drum surface is kept to about 100 V 4 Developing Toner is attracted to the electrostatic latent image on the image drum surface converting it into a visible toner image Developing takes place through the contact between the image drum and the developing roller 1 As the toner supply roller rotates while rubbing on the developing roller a friction charge is generated between the developing roller and the toner allowing the toner to be attracted to the developing roller the developing roller surface is charged positive and the toner negative _ Doctor blade Toner supply roller Developing roller Image drum 2 The toner attracted to the developing roller is scraped off by the doctor blade forming a thin coat of toner on the developing roller surface 3 Toner is attracted to the exposed portion low potential part of the image drum at the contact of the image drum and the developing roller making the electrostatic latent image visible An illustration of activities at the contact point of the image drum surface and the T roller arrow marks denote the direction af the electric
108. rubber or tray Ma E the hopping roller rotating Ur es Setthe paper tray properly Ma the registration motor rotating Ur es Replace the one way clutch gear of the hopping roller assembly Ma connector onthe main control board being connected propert Ho Connect R hd connector pro perky Y es E the coil resistance normal resistance both between Fins 1 and 2 as well as Pins 3 anda are about 10 5 x of the registration motor norm ale Ho Replace the registration motor es Replace the main control board Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http opx okidata com Page 70 OKIDATA E 2 2 Paper feed jam Does the paper feed jam occur when the power turned ori es Is the paper on the paper sensor plate Yes Remove the paper Ma Is the operation of the paper plate normal moves freely when it iz touched Ho Replace the paper sensor plate Y es Replace the power suppl serenor board Ma Has the paper reached the paper sereor plate Is the registration roller rotating Ho Replace the one way clutch gear ofthe hopping roller azzembhy Y es Is the image drum cartridge being set prop e rly Set the image drum cartridge propert es Check the hopping roller assembly or tray Y es Has the paper reached the outlet sensor plate es Is the
109. sages on the LCD is provided in Table 4 1 Paper size error Tray paper out FEEDER INPUT JAM FEEDER SIZE ERR FEEDER exit gan FEEDER SIZE ERR FEEDER PBAPERGIT los fie fe cour rot of jam weh ile the paper is being fed from Multi Purpose Feeder of incorrect Size paper feeding from Multi Purpose Feder Notifies of paper atate of the Muki Pur poss Feeder Check the paper in the Muki Purpose Fear Larry cut the recowery printing by opening and closing the mower and turn the Erm play aft When the problem occurs fre quenthy go through the Tro ub k shooting Check the paper in the Muki Purpose Feder check to se if then was feeding of multiple sheets Larry cut the recowery printing by opening and closing the mower and turn the erm rdisplay aft Lead the paper in Mlulti Pur poss Feeder Paper Inlet Jam Does paper jam at the inlet when the power is turned on YES Is the paper located above the sensor plate inlet YES Remove the paper NO Is the sensor plate inlet operating normally NO Replace the sensor plate inlet YES Replace the power supply sensor board or inlet sensor NO When the paper is fed in does the paper inlet jam occur YES Is the paper being fed to above sensor plate inlet YES Is the sensor plate inlet operating normally NO Replace the sensor plat
110. seren r board and co Cassette quide gL 3 3 23 3324 Cassette quide FR 3 3 25 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 23 ose tos MN 3 3 1 Upper Cover Assy 1 With the power switch turned off unplug the AC power cord from the outlet 2 Disconnect the interface cable 1 3 Open the IC card cover 2 and remove the IC card option 3 4 Press the knobs 4 on left and right sides and open the stacker cover assy 5 5 Take out the image drum unit 6 6 Remove two screws 7 and open the manual feed guide assy 8 Lift the front side of the upper cover 9 up and unlock the latches at two locations on the back side Lift and remove the upper cover assy 9 Notes 1 When removing or reinstalling the upper cover be careful not to get the motor cables tangled or caught 2 When reinstalling the screws 7 be sure to direct the screws into preexisting threads Copyright 1997 Okidata Division of America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 24 OKIDATA 3 3 2 IC Card Cover 1 Open the IC card cover 1 press it from both sides at the hinges in the directions of arrows shown below and remove it Copyright 1
111. sistance Check 7 4 Short Plug Setting 8 Parts List Lower Base Unit Part 25 Face down Stacker Assy Jim Homeuser Okidata 10 14 96 Upper cover unit Base Unit 2 A RS 232 Interface Rs 232C Serial Interface Interface Parameter Setting B Centronics Parallel Interface Centronics Parallel Interface Interface Parameter Setting C Loop Test RS 232C Interface Loop Test Rs 232C Interface D Diagnostic Tests 1 Maintenance Modes 1 1 User Maintenance Mode 103 104 105 106 107 108 109 110 111 Table of Contents Page 1 2 System Maintenance Mode 112 1 3 Engine Maintenance Mode 113 1 4 User Factory Set Operation 114 E Option Multi Purpose Feeder Multi Purpose Feeder Paper Specifications 115 External View and Component Names 116 Mechanism Description 117 Parts Layout 118 Parts Replacement Methods 119 3 3 1 Link 120 3 3 2 Separator 121 3 3 3 OLEV 11 PCB 122 TN 3 9 4 Pulse Motor 123 3 3 5 Planet Gear 124 3 3 6 Roller A and B 125 Troubleshooting Problems with the Multi Purpose Feeder 126 Multi Purpose Feeder Connection Diagram 127 Multi Purpose Feeder Parts List 128 F Option Second Paper Mech Second Paper Mech Paper Specifications 129 External View and Component Names 130 Mechanism Description 131 Parts Replacement 132 Parts Layout 133 Parts Replacement Methods 134 rr 3 3 1 Pulse Motor Hopping 135 3 3 2 TQSB P
112. steps 1 through 3 2 Remove the separator assembly see 3 3 2 3 Remove the OLEV 11 PCB see 3 3 3 4 Remove the motor bracket see 3 3 5 5 Remove the gear 1 6 Shift the roller A 2 to the right lift it on its left side and slide it out the bearing 3 also comes off while you are doing this so be careful not to lose it Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 126 3 DATA Service Guide OL810e OKI Chapter E Option Multi Purpose Feeder TROUBLESHOOTING 4 1 Precautions Prior to the Troubleshooting 1 Go through the basic Troubleshooting section in the Printer Handbook 2 Obtain detailed information concerning the problem from the user 3 Go through checking in the conditions similar to that in which the problem occurred 4 2 Preparations for the Troubleshooting 1 Check the display on the Operator Panel 4 3 Troubleshooting Method When a problem occurs go through the troubleshooting according to the following procedure Prob lern occurs Problem dizplesyed by tele message Trecbl th cect re3 C eg EV n rt emi d he LEO xa Pel emm ee Lit te Trou eere Hose 2 1 2 15 4 3 1 LCD Status Message List The listing of the status and problems displayed in the form of mes
113. t The image drum unit consists of a sensitive drum a charger and a developer The unit forms a toner image on the sensitive drum using a electrostatic latent image formed by the LED head 2 Registration Motor The registration motor is a pulse motor of 48 steps rotation with two phase excitement by the signal from the main control board It drives the hopping and registration rollers via two one way clutches according to the direction of rotation 3 Main Drum Motor The main or drum motor is a pulse motor of 48 steps rotation with two phase excitement by the signal from the main control board and is the main motor of this mechanism 4 LED Head Image data for each dot line from the main control board is received by the shift register and latch register The 4992 LED s are driven to radiate the image data on the image drum 5 Fuser The fuser consists of a heater a heat roller a thermistor and a thermostat The AC voltage from the power supply sensor board is applied to the heater controlled by the HEATON signal from the main control board This AC voltage heats the heater The main control board monitors the heat roller temperature via the thermistor and regulates the heater roller to keep it at a designated temperature in the menu depending on the thickness of the paper tray 1 amp 2 light 165 C medium light 170 C medium 175 C medium heavy and heavy 195 C manual feeding and power envelope feeder light 175 C mediu
114. ta terrina 5 Signal Ground E Signal qroured 6 Mick 7 Request To Send RTS PR Fle quan To Serd 8 Mick ceed 9 Mick Connector Pin Arrangement AS viewed fmm the cabe side 4 Signal Level MARK polarity 3V to 15V LOGIC 1 SPACE polarity 3V to 15V LOGIC 0 5 Interface Circuit a Receiving Circuit T5155 or equ rae eo ee ce 1 12 3V INPUT A2 b Sending Circuit mi gt our PUT OUTPUT iui AG Note The signal levels described above is for the case where 3K W x 15pF is connected to the terminal 6 Receive Margin 37 min at all reception rates 7 Communications Protocol a READY BUSY protocol b X ON X OFF protocol Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 106 Interface Parameter Setting The following settings anre possible by pressing the ENTER key after selecting the display contents of the L CD of the operator panel by using the p ard pe keys cetings are retained ecenswhen the power is tumed off By pressing the ON LINE key menu setting mode is completed and the printer returns to ort line state my OFF LINE Y Keen the MEMO key down for more than seconds and bring the printer into menu setting mogde teva 2 Next
115. the job This message is displayed when Normal operation the printer is performing the cleaning print Manual loading of paper indicated Normal operation by the second line message is being requested for cleaning The paper size may be one of the followings LETTER REQUEST A4 SIZE REQUEST PostScript mode only Press ON LINE key This message is displayed when again The printer goes ON LINE key is pressed while the back to on line mode printer is processing a job if the process the job JOB RESET menu is on Press Reset key The job is cancelled Even while this message is being displayed the printer continues to process the job normally RESET TO FLUSH PS Only PostScript mode only Normal operation This message is displayed during cancelling of a job The message goes off when the job cancellation is completed The data which remained Normal operation unprinted in the buffer is deleted and the printer is initialized to user default settings The temporary DLLs macros and user pattern are deleted RESET TO GAVE i a PZ mm This message is displayed when the printer cannot reset automatically to exit from the menu because there are data and DLL s and macros having temporary attributes when the printer is changed from set mode to another mode Toner is running out This message Is displayed together with another message on
116. the power supph sereor board replace the power supply board Ma the face up stacker pulled aut completely from the printer or pushed into the printer completely Ho Pull the face up stacker aut af the printer completely or push it into the printer Y es Is the paper on the outlet sensor plate Yes Remove the paper Ho In the operation of the outlet sersor plate normal moves freely when it amp com pletely Y em the eject roller assembly being installed pro pe rly H Install the eject roller assembly properly Y es Has the coil spring come off the eject roller assem bht es Install the coil zpring ta the ejectroller assembly Ma Replace the eject roller assembly Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http bpx okidata com Page 72 OKIDATA r 3 Paper size error s paper ofthe specified size being wed Ho Use paper ofthe zpecified sie aes Are inlet sercor plates 1 and 2 operating property moves freely when they are touched Ho Replace the inletsensor plate or clean the inlet sensor on the power supp h sensor board Y es Does the outlet sensor plate operate properly moves freely when it amp touched Ho Replace the outlet sensor plate or clean the outletsercoar on the power Supply sensor board Y em Replace the power supply ernzor board
117. tions without connecting the printer to the host The data is sent and received by loop back in the loop test The loop test is performed even when another interface is being selected in Menu level 2 Installation of the loop connector is necessary for the loop test refer to Appendix C LOOP TEST RS 232C INTERFACE The realtime loop count is displayed on the LCD When an error occurs in the course of the test the corresponding error message is displayed on the LCD Press the ON LINE key to cancel this mode 5 EEPROM Reset All EEPROM areas including Menu level 2 are set to the factory default values The following items are excluded Head drive time setting Fine adjustment of printing start position Standard tray paper feed amount setting Transition to the operation mode occurs upon completion of resetting Press the MENU key to update each category The operation returns to the first category after updating the last category in a loop 6 HIPER Windows Display The HIPER WIN display in the Menu level 1 can be enabled or disabled 7 System Maintenance Mode Menu System LOD disp ky the MENU key FASE nn nn nn Press the MENU key Press the Writing into the EEPROM i perio ried wb Or e key FOGE PRT afer pressing the ENTER key Press DEABLE EMO BLE the OW UNE key if you wish to get hE moda Fess the MENU key pess the Press the
118. yers a conductive layer and a surface protective layer both having elasticity to secure good contact with the image drum When the DC voltage applied by the power supply exceeds the threshold value charging begins The applied voltage is proportional to the charge potential with offset of approximately 550V charge potential 550 1300 v applied voltage 3 Exposure Light emitted by the LED head irradiates the image drum surface with a negative charge The surface potential of the irradiated portion of the image drum drops forming an electrostatic latent image associated with the image signal Power supply LED head Charge roller LED head Papar Image drum Image drum The image drum is coated with an underlayer UL a carrier generation layer CGL and carrier transfer layer CTL on aluminum base The organic photo conductor layer OPC comprising CTL and CGL is about 20 um thick Image drum The image roller surface is charged to about 750 V by the contact charge of the charge roller When the light from the LED head irradiates the image drum surface the light energy generates positive and negative carriers in the CGL The positive carriers are moved to the CTL by an electrical field acting on the image drum Likewise the negative carriers flow into the aluminum layer ground Light M irom LED 750 image drum surface potential Charged part Part Charged part L The positive carrie

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