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Service Manual - OKIPAGE20

Chapter 1 Configuration

The safety certification label is affixed to the printer in the position 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)

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Содержание OKIPAGE 20

Страница 1: ...Thank You for purchasing this Factory Service Manual on EBAY from PCTECHINFO Click Here for more Factory Service Manuals for other Computer and Printer Copier Manufacturers from PCTECHINFO...

Страница 2: ...raining Manual 03 20 98 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 display well on...

Страница 3: ...process 15 2 3 3 Process operation descriptions 16 2 3 4 Revision of LED Head Illumination 17 2 4 Paper Jam Detection 18 2 5 Cover Open 19 2 6 Toner Low Detection 20 2 7 Stacker full Detection 21 2 8...

Страница 4: ...3 3 30 Guide Assy Cassette R 57 4 Adjustment 4 0 Adjustment 58 4 1 Maintenance Mode and Functions 59 User maintenance mode 60 System maintenance mode 61 Engine maintenance mode 62 4 1 1 User maintenan...

Страница 5: ...terface 93 C Duplex Unit 1 OUTLINE 94 1 1 Functions 95 1 2 External View and Component Names 96 2 0 Mechanism Description 97 2 1 General Mechanism 98 2 2 JAM Release Mechanism 99 2 3 Removing Installi...

Страница 6: ...3 3 6 Connector IMSA 9714N 14B Connector IMSA 9714N 14A 136 3 3 7 Frange pulley pulley Idle Mini pitch belt Plate Earth shaft Gear double Tray switch assy 137 3 3 8 Roller feed 138 3 3 9 Bracket sub r...

Страница 7: ...4 Hopping Motor 165 3 3 5 Planet gear 166 3 3 6 Roller B 167 3 3 7 Roller A 168 3 3 8 Mini pitch belt Feed roller 169 4 0 Troubleshooting 170 4 1 Precautions Prior to the Troubleshooting 171 4 2 Prep...

Страница 8: ...hic ITC Zapf Chancery ITC Zapf Dingbats and ITC Bookman are registered trademarks of International Typeface Corporation HP and LaserJet are registered trademarks of Hewlett Packard Company Diablo 630...

Страница 9: ...nd 20DX This handbook was written for use by maintenance personnel Note however that the user should refer to the USER S MANUAL for operating instructions for the equipment Copyright 1997 Okidata Divi...

Страница 10: ...Series printers consist of control and engine blocks as the standard configuration See Figure 1 1 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partn...

Страница 11: ...nents Electro photographic processor Paper feeder Controller Operator panel Power sensor board Figure 1 2 shows the printer unit configuration Copyright 1997 Okidata Division of OKI America Inc All ri...

Страница 12: ...ter 1 Configuration The options below are available for use with the OKIPAGE20 Series Printer They are sold separately from the printer unit 1 Multi Feeder 2 Second Third Paper Feeder 3 DUPLEX Unit 4...

Страница 13: ...PostScript ROM module 72pin SIMM 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...

Страница 14: ...ethod Dry electrophotography LED stationary head 5 Paper used Type Standard paper Xerox 4200 20 lbs Application paper manual face up feed Label Envelope OHP paper transparency Size Standard sizes Lett...

Страница 15: ...g Storage Unit Temperature 50 90 10 32 32 110 0 43 14 110 10 43 o F o C Humidity 2 80 10 90 10 90 RH Maximum wet bulb temperature 77 25 80 4 26 8 o F o C Minimum difference between wet and dry bulb te...

Страница 16: ...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...

Страница 17: ...ter 1 Configuration 1 5 1 Certification label 1 5 2 Warning label Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates t...

Страница 18: ...on The safety certification label is affixed to the printer in the position below Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX f...

Страница 19: ...o the portion which may cause an injury to human body Follow the instructions on warning labels during maintenance Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDAT...

Страница 20: ...decodes and edits the data and stores the edited data in a memory After completing edition of one page of data it references the font memory and generates bit data on the same memory At the same time...

Страница 21: ...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...

Страница 22: ...paper running and paper size Serial I O Port Control of serial interface between controller and operator panel EEPROM Control of a serial interface between controller and power supply board I O Port...

Страница 23: ...ntrol of serial interface between controller and Duplex unit Motor driver controller Control of Hopping motor I O port Inputting of various sensor signals Output of various control signals 6 Host inte...

Страница 24: ...protocol is supported for the serial interface conforming to EIA RS232C READY BUSY DTR HI or DTR LO X ON X OFF RBST X ON For the electrical physical characteristics of the interface see APPENDIX B c...

Страница 25: ...9 PS ROM module PS ROM module is BOARD MSM or BOARD FSL BOARD MSM consists of MASK ROM BOARD FSL consists of Flash ROM 8MB Pin layout Basic specification Type 72 pins SIMM 32 bits buss width Access t...

Страница 26: ...he following voltages necessary for electrophotographic process from 30 V according to the control sequence from the main control board When cover open state is detected 30 V supply is automatically i...

Страница 27: ...ion of the paper Monitors the paper feeding situation ON Paper exists OFF No paper exists Outlet sensor Monitors the paper feeding and size according to the time of arrival to and leaving the past the...

Страница 28: ...ng to the control sequence from the control board When cover open state is detected 30 V supply is automatically interrupted to stop the supply of all the high voltage outputs Copyright 1997 Okidata D...

Страница 29: ...ess mechanism 2 3 2 Electro photographic process 2 3 3 Process operation descriptions 2 3 4 Revision of LED Head Illumination Copyright 1997 Okidata Division of OKI America Inc All rights reserved See...

Страница 30: ...e on the sensitive drum using a electrostatic latent image formed by the LED head 2 Hopping motor This motor is a pulse motor of 48 steps rotation that is two phase excited by the signal from the cont...

Страница 31: ...his AC voltage heats the heater The control board supervises the heat roller temperature via the thermistor and regulates the heater roller at a predetermined temperature 185 C Normal paper MEDIA TYPE...

Страница 32: ...tracted to the electrostatic latent image by static electricity making the image visible At the same time the residual toner on the image drum is attracted to the developing roller by static electrici...

Страница 33: ...Figure 2 5 Figure 2 6...

Страница 34: ...Figure 2 7 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...

Страница 35: ...pping motor in the mechanism shown below Turning the Hopping motor in direction a CW drives the 1st Hopping Roller Turning the Hopping motor in direction b CCW drives the Front Hopping Roller Gear C a...

Страница 36: ...ed up to the wedge space formed by the Regist Roller and the Pressure Roller so that to align the skew of paper 3 During the paper fed from the 1st tray the build in clutch of Gear C is idled and not...

Страница 37: ...ed until the Inlet Sensor turns off 2 Aligning After turning on the Inlet Sensor the paper fed by a predetermined length and choked up to the wedge space formed by the Regist Roller and the Pressure R...

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Страница 39: ...in direction c the regist roller would not rotate because the clutch regist is turned off After the completion of hopping turn on the clutch regist to drive the regist roller The regist roller would...

Страница 40: ...octor blade forming a thin coat of toner on the developing roller surface 3 Toner is attracted to the exposed part low potential part of the image drum at the contact between the image drum and the de...

Страница 41: ...Teflon coating incorporates a 750W heater Halogen lamp which heats the heat roller A thermistor which is in contact with the heater roller regulates the heater roller at a predetermined temperature ab...

Страница 42: ...sed When the number of accumulated sheets is 10 or more and the printout operation ends Changes in bias voltage applied to each roller move adhesive toner from the roller to the image drum and return...

Страница 43: ...ead is shown below 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...

Страница 44: ...irection 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 used in...

Страница 45: ...ied out in the following sequence First the printing data DATA3 through DATA0 are stored sequentially shifted in the shift registers of the LED drivers by the printing data synchronous clock CLOCK The...

Страница 46: ...r within a predetermined leading edge of the paper has passed over the paper sensor The leading part of paper does not reach the outlet sensor within a predetermined distance after the paper has reach...

Страница 47: ...ltage power supply circuit As a result all high voltage outputs are interrupted At the same time the CVOPN signal is sent to the control board to notify it of the off state of the microswitch and the...

Страница 48: ...tirring gear Operation Toner Low is detected by monitoring the time interval of the encounter of the magnet set on the sensor lever and the magnet on the stirring bar Operation during toner full state...

Страница 49: ...detected When the toner low state is detected 2 times consecutively Toner Low is established When the toner full state is detected 2 times consecutively Toner Low is canceled When there is no change...

Страница 50: ...lever at the paper outlet to the stacker detects a stacker full state about 250 sheets and stops printing of the ensuing pages Copyright 1997 Okidata Division of OKI America Inc All rights reserved Se...

Страница 51: ...ed into the printer the state of the tab pieces is detected by the microswitch to recognize the paper size State of Microswitches SW1 SW2 SW3 SW4 Paper size 0 1 1 1 Letter 0 1 0 1 Executive 0 0 1 1 A4...

Страница 52: ...stScript Level II program and its fonts BOARD MSM consists of Mask ROM BOARD FSL consists Flash ROM Mask ROM and Flash ROM is used as the program font ROM s 2 EEPROM The EEPROM has a 4 kbit capacity a...

Страница 53: ...ment of parts assemblies and units in the field Only the removal procedures are explained here Reverse the procedure for the installation Copyright 1997 Okidata Division of OKI America Inc All rights...

Страница 54: ...witch of the printer 2 Do not try disassembly as long as the printer is operating normally 3 Do not remove unnecessary parts try to keep the disassembly to a minimum 4 Use specified service tools 5 Wh...

Страница 55: ...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...

Страница 56: ...Page 26 Service Manual OKIPAGE20 Chapter 3 Parts Replacement...

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Страница 58: ...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...

Страница 59: ...sembly diagram below 3 3 1 Face up Stacker Assy 3 3 2 Contact Assy 3 3 3 DC Fan Motor 3 3 4 OP Panel Assy 3 3 5 Board AAA 3 3 6 Stacker Assy Damper Arm Cover Rear 3 3 7 Sensor Stacker Full 3 3 8 Cable...

Страница 60: ...EP lock shaft 3 3 23 LEVER Assy Out Sensor 3 3 24 Toner sensor lever 3 3 25 Paper sensor lever 3 3 26 Inlet sensor lever 3 3 27 Power supply unit 3 3 28 Lever Paper end Lever Paper near end 3 3 29 Gu...

Страница 61: ...outlet 2 Disconnect the Interface Cable 1 3 Open the face up stacker assy 2 unhook the right and left projections and then remove the face up stacker assy 2 Copyright 1997 Okidata Division of OKI Ame...

Страница 62: ...he assy side L 3 2 Unscrew 2 screws 4 and remove the plate contact 5 and contact Assy 6 Note Don t deform the electrode plates of the contact assy 6 Copyright 1997 Okidata Division of OKI America Inc...

Страница 63: ...over assy side L See 3 3 2 1 2 Remove the DC fan motor 1 by pulling out the connector of DC fan motor 1 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business...

Страница 64: ...cker assy 2 unscrew 2 screws 3 and remove the cover side I F 4 3 Remove 2 screws 5 and flexible cable 6 to remove the operator panel assy 7 Copyright 1997 Okidata Division of OKI America Inc All right...

Страница 65: ...ws 1 and remove the cover side R 2 3 Unscrew 2 screws 3 and remove plate shield 4 4 Unscrew 3 screws 5 and 2 screws 6 unplug all the connectors 7 and remove Board AAA 8 Copyright 1997 Okidata Division...

Страница 66: ...over rear A 6 Unscrew 2 screws 1 and cover frame 2 7 Unscrew 3 screws 3 and remove the plate assy side R 4 8 Remove the lever back up release 5 and unlock the engagement of the projection on the right...

Страница 67: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 68: ...four screws 1 Remove stacker mount 2 by releasing the tabs at position 2A 4 Remove Sensor stacker full 3 by releasing spreading the plastic tabs on each side of sensor Assy 3 and lifting switch from...

Страница 69: ...See 3 3 6 3 Unscrew 2 screws 1 release tabs at portion 1A Remove cable cover 2 guide film 3 Note Use care when replacing cable cover Do not pitch crimp or cut cables or protective sheet Copyright 199...

Страница 70: ...ent 1 Remove the damper arm See 3 3 6 2 Unscrew 2 screws 1 and remove the two damper 2 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange...

Страница 71: ...2 Stand the manual feed assy 1 on end and unhook the engagements with both right and left manual feed hopper stays 3 Remove the OP panel assy See 3 3 4 4 Unscrew 5 screws 2 and remove the feeder unit...

Страница 72: ...ee 3 3 10 2 Remove an E ring 3 gear assy clutch 4 and four screws 1 in this order and lifting out the roller assy regist 2 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See th...

Страница 73: ...ove the plate FG F 1 6 Remove the TR gear 2 and roller transfer 3 7 Unscrew 7 screws 4 and remove the main frame 5 8 Unlock latches at two points of the lever back up release 6 and pull out it in righ...

Страница 74: ...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...

Страница 75: ...moved 2 Remove the cover rear 2 See 3 3 6 5 3 Loosen 2 screws 1 unlock the both side s latches and remove the cover rear 2 4 Unlock the latches on both sides of the guide assy eject 3 and lifting it o...

Страница 76: ...ow by lifting the right side first Note As the heat assy 4 becomes high temperature soon after the power is turned off start the work after it cools off sufficiently Carry out a reset of the counter a...

Страница 77: ...e gear roller C 1 and bush 2 warp a part of the plate FG BK 3 Take off the carrier bearing 4 and remove the roller feed c 5 in the direction of the arrow Note Be careful not to deform a part of the pl...

Страница 78: ...emove the lever back up release See 3 3 12 8 3 Unlock the engagement with the plate FG BK 1 and lift out the roller heat assy 2 Copyright 1997 Okidata Division of OKI America Inc All rights reserved S...

Страница 79: ...Remove the feeder unit front See 3 3 10 2 Remove the roller assy feed 1 by unlocking a latch Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exc...

Страница 80: ...Open the hooks of the cover stacker 1 in the direction of the arrow and remove the LED head 4 4 Pull out the head spring 5 from the post Note Don t remove two LED cable 3 from the PC connector 2 Copy...

Страница 81: ...case assy cassette 1 from the printer 2 Remove the ROLLER Ass Feed 2 and remove the ROLLER Assy Hopping 3 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Busines...

Страница 82: ...e Assy Cassette 1 from the printer See 3 3 19 1 3 Release two locks and remove frame assy separation 2 At this time coil spring 3 is also remove Be careful not to lose this spring Copyright 1997 Okida...

Страница 83: ...directly on the desk and so on When placing it lay a paper and the like under it 3 Remove right and left 2 bearings 3 from the frame main by sliding them inside while pushing them At this time 2 trans...

Страница 84: ...ee 3 3 12 7 3 Remove screw 1 Turn EP lock lever L Assy 2 in the direction of arrow A 4 Remove spring 3 5 Drop EP lock shaft 4 down and turn in the direction of arrows B and remove it Copyright 1997 Ok...

Страница 85: ...2 Remove the frame main See 3 3 12 7 3 Press the clamp part of LEVER Assy Out Sensor 1 Remove the LEVER Assy Out Sensor 1 by pushing it upward from the lower side Copyright 1997 Okidata Division of OK...

Страница 86: ...2 Remove the frame main See 3 3 12 7 3 Squeeze the clamp part of toner sensor lever 1 and remove the toner sensor lever 1 by pushing it upward from the lower side Copyright 1997 Okidata Division of OK...

Страница 87: ...Remove the frame main See 3 3 12 7 3 Squeeze the clamp part of the paper sensor lever 1 and remove the paper sensor lever 1 by pushing it upward from the lower side Copyright 1997 Okidata Division of...

Страница 88: ...outlet 2 Remove the frame main See 3 3 12 7 3 Squeeze the clamp part of two inlet sensor levers 1 Remove the inlet sensor levers 1 by pushing them downward Copyright 1997 Okidata Division of OKI Ameri...

Страница 89: ...3 3 12 7 3 Unscrew 2 screws 1 and remove the BRACKET AC 2 4 Unscrew 10 screws 3 and remove the connector 6 remove the Power supply unit AC DC 120 230V 4 and Power supply unit High voltage 5 Copyright...

Страница 90: ...emove the GEAR Z38 14 ADF Bearing 15 ROLLER Guide 16 and SHAFT Hopping 17 and Bracket Sub roller 28 At this time the Kock Pin 18 can also be detached simultaneously 8 Remove two screws 7 and then remo...

Страница 91: ...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...

Страница 92: ...sy Hopping See 3 3 28 5 4 Unscrew two screw 1 and then remove Guide Assy Cassette L 2 5 Remove SPRING Sheet 3 and then remove LINK Sheet 4 and pull block 5 Pay attention the direction of hook of SPRIN...

Страница 93: ...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...

Страница 94: ...ook of SPRING Sheet 3 6 Remove spring 6 and then remove cassette stopper 7 7 Remove screw 8 from LINK Sheet 4 and then remove link support 9 and Roller link 10 8 Unscrew two screws 11 and remove the S...

Страница 95: ...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...

Страница 96: ...set with the key operation on the operator panel This printer has three kinds of the maintenance mode it is required to select one of the maintenance mode necessary when replacing a part 4 1 Maintenan...

Страница 97: ...stment User maintenance mode System maintenance mode Engine maintenance mode Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for an...

Страница 98: ...t Hex dump Drum counter reset Resource Save Second Third Front Tray Receive Buffer Size Operator panel menu disable X adjust Y adjust Duplex Adjust Select paper source command parameter Page placement...

Страница 99: ...RECOVER key Function There are 8 functions as follows Page count display Page count printing enable disable Rolling ASCII continuous printing RS232C LOOP TEST EEPROM reset HSP ERROR recovery HSP ERRO...

Страница 100: ...Drum counter total display Drum count display Setting of standard paper feed length Setting of front feeder paper feed length Setting of second tray paper feed length Selection of second tray feeder d...

Страница 101: ...ing can be activated manually be 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...

Страница 102: ...mmand parameter Front tray The function which sets the parameter selecting the front tray by paper source command on PCL 13 Page placement The function which aligns a printing image to the right 14 SE...

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Страница 105: ...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...

Страница 106: ...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 RS232C LOOP TEST Performs a...

Страница 107: ...Display total HSP ERROR count 8 HSP ERROR count reset Reset the HSP ERROR counter 9 SIDM enable disable If it s selected disable cannot select SIDM emulations by Menu...

Страница 108: ...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...

Страница 109: ...HEADTYPE AUTO is selected 4 Head strobe time at 600 x 1200 dpi This function sets head strobe time at 600 x 1200 dpi 5 Printing start position setting Sets the printing start position 6 Drum count tot...

Страница 110: ...table for the Multi Feeder 16 Setting of duplex feed length This function sets the paper feed length of the duplex 17 Fuser count display Displays on the LCD the total number of printed pages counted...

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Страница 112: ...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...

Страница 113: ...e Disable of Total Number of Menu Print Correction head type excluding the time upon engine maintenance engine reset Receive buffer Enable Disable of Switching SIDM Emulation LED head drive time exclu...

Страница 114: ...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...

Страница 115: ...Cartridge Reset the image drum counter Refer to User s Manual Fuser Unit Reset the fuser counter Refer to Chapter 4 2 1 4 2 1 Resetting the fuser counter 4 2 2 Destination setting Copyright 1997 Okid...

Страница 116: ...pressed turn the printer power on Press the MENU key until FUSER COUNT RESET is displayed Press the ENTER key to reset the fuser count After the initializing process is completed the printer enters in...

Страница 117: ...cording to the following table Destination Keys to be depressed ODA MENU OEL MENU OKI INT A Australia etc MENU PAPER SIZE OKI INT L Singapore etc MENU TRAY TYPE This function shall not be open for use...

Страница 118: ...ables Heat Assy 200 000 Maintenance Kit Transfer Roller 200 000 Maintenance Kit Back up Roller Assy 200 000 Maintenance Kit Feed Roller Assy 200 000 Maintenance Kit Hopping Roller Assy 200 000 Mainten...

Страница 119: ...ece of cloth when necessary Use the handy cleaner VACUUM for cleaning the printers interior Note Do not touch image drum LED lens array and LED head connector block Copyright 1997 Okidata Division of...

Страница 120: ...ipes void light printing are generated vertically down the page Note The LED lens array must be cleaned with an LED head cleaner White lines or stripes void light printing Copyright 1997 Okidata Divis...

Страница 121: ...the paper powder by LED LENS CLEANER and remove the paper powder 3 Take the remove paper powder out of the printer unit in such a way as not to spill it and then waste it Copyright 1997 Okidata Divis...

Страница 122: ...2 Gather as much information on the problem from the customer as possible 3 Perform inspections in conditions close to those in which the problem had occurred Copyright 1997 Okidata Division of OKI Am...

Страница 123: ...nd the routine replacement part image drum cartridge been replaced properly 3 Is the paper normal See paper specifications section 4 Has the image drum cartridge been loaded properly Copyright 1997 Ok...

Страница 124: ...t expose the image drum to direct sunlight 3 Keep hands off the fuser unit as it is heated during operation 4 Do not expose the image drum to light for longer than 5 minutes at room temperature Copyri...

Страница 125: ...er is displayed on the liquid crystal display LCD in the operator panel Take proper corrective action as directed by messages that are displayed on the LCD Copyright 1997 Okidata Division of OKI Ameri...

Страница 126: ...dures If troubles should develop in this printer troubleshoot in the following procedure flow Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Ex...

Страница 127: ...Page 79 Service Manual OKIPAGE20 Chapter 6 Troubleshooting Procedures Table 6 1 lists the status and troubles that may be indicated by messages on the LCD...

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Страница 137: ...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...

Страница 138: ...ooting Procedures If troubles are not correctable from the LCD message trouble list follow the troubleshooting flowcharts given here to deal with them Note When replacing the Main board install the EE...

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Страница 142: ...JAM error...

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Страница 151: ...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...

Страница 152: ...e light or blurred as a whole Figure 6 4 A 1 Dark background density Figure 6 4 B 2 Blank paper is output Figure 6 4 C 3 Black belts stripes in the vertical direction Figure 6 4 D 4 Cyclical defect Fi...

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Страница 154: ...5 Cyclical error Frequency Remedy Image drum 3 17 94 2 mm Replace or clean the image drum cartridge...

Страница 155: ...ller Heat roller 3 46 88 mm Replace the fusing unit assy Back up roller 3 46 88 mm Replace the back up roller Notes 1 After replacing the image drum cartridge set the printer in the user maintenance m...

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Страница 158: ...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...

Страница 159: ...e Manual OKIPAGE20 Chapter 7 Wiring Diagram 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 b...

Страница 160: ...Page 83 Service Manual OKIPAGE20 Chapter 7 Wiring Diagram 1 Main board BOARD AAA 2 Power supply board AC 120V 230V...

Страница 161: ...3 Power supply board High voltage 4 PostScript ROM module BOARD MSM or BOARD FSL 1 BOARD FSL 2 BOARD MSM 5 Flash ROM module BOARD FSL...

Страница 162: ...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...

Страница 163: ...er 7 Wiring Diagram Unit Circuit Diagram Illustration Resistance Hopping motor Between pins 1 and 2 6 7 ohms Between pins 3 and 4 6 7 ohms Fan Copyright 1997 Okidata Division of OKI America Inc All ri...

Страница 164: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 165: ...Page 85 Service Manual OKIPAGE20 Chapter 7 Wiring Diagram 1 In case of EP ROM or OP ROM 2 In case of MASK ROM...

Страница 166: ...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...

Страница 167: ...ice Manual OKIPAGE20 Chapter 8 Parts List 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...

Страница 168: ...Manual Feed Assy 1 1 3 6 11 40027002 ROLLER Transfer 1 1 3 6 12 4PP4076 5042 P001 TR Gear 1 1 3 6 13 40378001 Contact Assy 1 1 3 6 14 40378401 CASE Assy Cassette 1 1 3 6 15 40607101 Frame Assy Separat...

Страница 169: ...ice Manual OKIPAGE20 Chapter 8 Parts List 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...

Страница 170: ...r Sensor Lever Adhesive 1 0 3 6 13 40583801 LEVER Assy Out sensor 1 0 3 6 14 40324001 SPRING Out Sensor 1 0 3 6 15 4PP4076 5047 P001 EP Lock Shaft 1 0 3 6 16 4PA4076 5048 G001 EP Lock Lever L Assy 1 0...

Страница 171: ...HEAT Assy A4 230V 1 2 10 20 52 40306401 LAMP Halogen 750W 120V 1 2 5 10 40306402 LAMP Halogen 750W 230V 1 2 5 10 53 40307401 GUIDE Assy Eject 1 1 3 6 54 4PP4076 5191 G001 Damper Arm Caulking 1 1 3 6 5...

Страница 172: ...ice Manual OKIPAGE20 Chapter 8 Parts List 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...

Страница 173: ...nance 13 40349101 Lever Link Caulking 1 1 3 6 14 40368302 Board PXC 1 1 3 6 15 2201000P0140 Connector IMSA 9714N 14A 1 0 3 6 16 4YS4011 4448 P003 Nylon Connector Cord 1 0 3 6 To 2nd Tray 17 4PP4076 53...

Страница 174: ...67101 BRACKET Spring Sub 1 0 3 6 45 40607301 SPRING Sub Roller 1 0 3 6 46 40313201 ROLLER Assy Feed 1 2 6 12 47 40371901 SPRING Release 1 0 3 6 48 105A1051C200 1 TR 23 11 14 R CORE 3 3 9 18 49 4029800...

Страница 175: ...ype 57RE 40360 830B D29 made by DDK or equivalent Cable side 36 pin plug Type 57 30360 made by DDK or equivalent 2 Cable Cable length 6 ft 1 8 m max a shielded cable composed of twisted pair wires is...

Страница 176: ...4 Signal level LOW 0 V to 0 8 V HIGH 2 4 V to 5 0 V 5 Interface circuit a Receiving circuit DATA STROBE and INPUT PRIME b Sending circuit 6 Timing charts Compatible mode a Data receiving timing...

Страница 177: ...T PRIME timing when set to the effective INPUT PRIME signal Nibble Mode Conforms to IEEE 1284 spec ECP Mode Conforms to IEEE 1284 spec Copyright 1997 Okidata Division of OKI America Inc All rights res...

Страница 178: ...25 pin plug Type 17JE 23250 02 D8C made by DDK Note Plug shall be able to be fixed with a lock screw 2 Cable Cable length 6 ft 1 8m max Cable shall be shielded Note Cable is not provided 3 Interface s...

Страница 179: ...e above signal level is for the case where 3KW x 15pF is being connected to the terminal 6 Communications protocol a READY BUSY protocol b X ON X OFF protocol Copyright 1997 Okidata Division of OKI Am...

Страница 180: ...hods for the Duplex Unit option of the OKIPAGE20 Series Page Printer Refer to the USER S MANUAL for operating instructions 1 1 Functions 1 2 External View and Component Names Copyright 1997 Okidata Di...

Страница 181: ...printed and re feeding them to the unit for printing other side The main functions are the followings Paper that can be used Paper Type Cut Sheet Size A4 Letter Executive Legal13 Legal14 Special Size...

Страница 182: ...ce Manual OKIPAGE20 Chapter C Duplex 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 bpx...

Страница 183: ...2 1 General Mechanism 2 2 JAM Release Mechanism 2 3 Removing Installing Duplex Unit Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX...

Страница 184: ...es in the direction of arrow A a sheet is retracted in the rear of the cassette And then a given time later after the edge of the sheet passes through the IN SNS DUP the roller will reverse and the ro...

Страница 185: ...e cassette This enables a jam to be released Structurally the LEVER Release can be pushed up by back edge of cassette and the sheet route automatically close when the cassette is returned Copyright 19...

Страница 186: ...Removing Duplex Unit 1 Power Off and remove the Paper Cassette from 1st tray 2 Remove the Lever Release from the boss of the Hopping Frame 3 Rotate the LEVER Lock Dup in the direction of the arrow to...

Страница 187: ...l connect automatically with built in connector 2 Lock the Duplex Unit to the printer by turning the LEVER Lock Dup to the next locking position as below 3 From front side of printer snap fit LEVER Re...

Страница 188: ...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...

Страница 189: ...assembly procedures and for reassembly procedures basically proceed with the disassembly procedures in the reverse order 3 1 Precautions Concerning Parts Replacement 3 2 Parts Layout 3 3 Parts Replace...

Страница 190: ...be used 5 Disassembly must be carried out according to the prescribed procedures Parts may be damaged if such procedures are not followed 6 Small parts such as screws and collars can easily be lost th...

Страница 191: ...C Duplex Unit This section describes the layout of the main components Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upda...

Страница 192: ...onents listed in the disassembly order diagram below 3 3 1 Board LEX 3 3 2 Conector IMSA 9714N 14A 3 3 3 Photo Sensor 3 3 4 SOLENOID Assy 3 3 5 Motor Copyright 1997 Okidata Division of OKI America Inc...

Страница 193: ...emove the bracket 3 3 Unlatch all the nails and unplug all the connectors 4 to remove the Board LEX 5 Note When installing the Board LEX install it positioning earth plate over the PCB Copyright 1997...

Страница 194: ...2 to remove FRAME MAIN DUP 3 Remove the FRAME MAIN DUP by lifting in up from A side 3 Unscrew two screws 4 to unplug the Connector IMSA 9714N 14A 5 Copyright 1997 Okidata Division of OKI America Inc...

Страница 195: ...4 Release the lock to remove two BRACKET Pinch 6 and two SPRING Pinch R 9 5 Release the lock to remove LEVER Sensor D IN 10 and SPRING Sensor 11 6 Unplug the Connection Code Wire 12 and remove Photo S...

Страница 196: ...nsor F R 1 and two SPRING Sensor F R 2 3 Unplug the Connection Code Wire 3 and remove Photo Sensor 4 4 Take away the SPRING SL 5 and two screws 6 to remove SOLENOID Assy 7 Copyright 1997 Okidata Divis...

Страница 197: ...eed RV 8 At this time Knock Pin 9 can be removed simultaneously 5 Unscrew the screw 10 to remove the PLATE Earth BTM 11 6 Disengage the latch and remove two PULLEY MX25 12 Mini Pitch Belt 13 and two B...

Страница 198: ...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...

Страница 199: ...s Prior to the Troubleshooting 4 2 Preparations for the Troubleshooting 4 3 Troubleshooting Method Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partn...

Страница 200: ...Obtain detailed information concerning the problem from the user 3 Go through the checking in the conditions similar to that in which the problem occurred Copyright 1997 Okidata Division of OKI Ameri...

Страница 201: ...on the LCD Liquid Crystal Display on the Operator panel Go through the appropriate troubleshooting procedures according to the messages displayed on the LCD Copyright 1997 Okidata Division of OKI Amer...

Страница 202: ...h the troubleshooting according to the following procedure 4 3 1 LCD Status Message List 4 3 2 Troubleshooting Flow Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDA...

Страница 203: ...everse roller within the Duplex Unit Remove all the papers from the inside of printer unit and Duplex unit and close the cover Jam Error Informs that a jam occurs in impinge feeding papers within the...

Страница 204: ...Page 115 Service Manual OKIPAGE20 Chapter C Duplex Unit JAM error Duplex INPUT JAM...

Страница 205: ......

Страница 206: ...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...

Страница 207: ...hapter C Duplex Unit 5 1 Interconnection Diagram 5 2 PCB Layout Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Страница 208: ...ice Manual OKIPAGE20 Chapter C Duplex 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 bp...

Страница 209: ...Manual OKIPAGE20 Chapter C Duplex Unit PCB LEX Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material htt...

Страница 210: ...ice Manual OKIPAGE20 Chapter C Duplex 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 bp...

Страница 211: ...4YB4120 1137 P001 FX50 Photo Sensor 2 2 6 12 15 40598001 Core Assy DUPLEX 1 1 3 6 16 2201000P0140 Connector IMSA 9714N 14A 1 1 3 6 17 40375201 Connection Code Wire 1 1 3 6 To IN Sensor 18 40461601 FIL...

Страница 212: ...12 42 RE4 SK E Ring 1 1 3 6 43 40339101 LEVER Lock DUP 2 2 6 12 44 40338601 LEVER Release DUP 2 2 6 12 45 40393701 SPRING Support 2 2 6 12 46 40495802 Board LEX 1 2 5 10 W O ROM 47 40521501 Program R...

Страница 213: ...D Second Third Paper Feeder 1 1 Functions 1 2 Appearance and Parts Name Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upd...

Страница 214: ...nter automatically The main functions are as followings Applicable media Paper Type Cut Sheet Size A4 A5 B5 Letter Executive Legal13 Legal14 Special Size Paper Width 148 to 216mm Paper length 210 to 3...

Страница 215: ...ual OKIPAGE20 Chapter D Second Third 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...

Страница 216: ...D Second Third Paper Feeder 2 1 Driving Mechanism 2 2 Hopper Mechanism Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upda...

Страница 217: ...fined amount to the regist roller within the printer During the hopping roller is rotating Roller C is racing because it includes one way bearing At the same time planetary gear D shifts in the direct...

Страница 218: ...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...

Страница 219: ...printer one by one When papers are set to the cassette the feeding motion is activated by the hopping motor to send only a top paper which is caught on the brake shoe Copyright 1997 Okidata Division o...

Страница 220: ...section describes the removing procedure the installing procedure is basically to conduct the removing one in reverse 3 1 Precautions Concerning Parts Replacement 3 2 Parts Layout 3 3 Parts Replaceme...

Страница 221: ...emble any more than necessary 4 Only specified service tools may be used 5 Disassembly must be carried out according to the prescribed procedures Parts may be damaged if such procedures are not follow...

Страница 222: ...Partner Exchange BPX for any updates to this material http bpx okidata com...

Страница 223: ...d Third Paper Feeder This section describes the layout of the main components Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for a...

Страница 224: ...sy 3 3 2 Board BBB 3 3 3 Lever paper end Lever paper near end 3 3 4 Motor 3 3 5 Connector IMSA 9714N 14B Connector IMSA 9714N 14A 3 3 6 Frange Pulley Pulley Idle Mini Pitch belt Plate Earth shaft Gear...

Страница 225: ...y cassette 1 2 Disengage latchs to remove the Roller assy hopping 2 3 Disengage latchs to remove the Roller assy feed 3 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the O...

Страница 226: ...nd Third Paper Feeder 1 Unscrew two screws 1 to remove the Cover front assy 2 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for a...

Страница 227: ...rew 1 to remove the PCB cover bracket 2 2 Take away all connectors 3 and three screws 4 to remove the Board BBB 5 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA...

Страница 228: ...emove roller cover bracket 2 and PLATE Earth L 3 2 Disengage latches to remove the Lever paper end 4 and Lever paper near end 5 Copyright 1997 Okidata Division of OKI America Inc All rights reserved S...

Страница 229: ...bracket See section 3 3 4 4 Unscrew seven screws 1 to remove the bottom bracket 2 5 Unscrew five screws 3 to remove the Frame side L assy 4 and Frame side R 5 6 Take away two screws 6 and connector t...

Страница 230: ...screw two screws 1 to remove Connector IMSA 9714N 14B 2 and Plate Earth FR 3 3 Unscrew two screws 4 to remove the connector IMSA 9714N 14A 5 Copyright 1997 Okidata Division of OKI America Inc All righ...

Страница 231: ...he Mini pitch belt 3 and Gear double 4 can be removed simultaneously 4 Disengage latchs to remove the Frange pulley 5 and pulley Idle 6 5 Unscrew a screw 7 to remove the Plate Earth shaft 8 6 Unscrew...

Страница 232: ...section 3 3 7 4 Disengage latchs to remove the Feeding bearing 1 5 Disengage latchs to remove the Pulley feed 2 At this time the Gear feed 3 and Bush 4 can be removed simultaneously 6 Remove the Rolle...

Страница 233: ...t assy 8 can be removed simultaneously 6 Take away two E ring 9 and pull out the Knock pin 10 to remove the Gear Z38 11 7 Remove two ADF bearing 12 Spring release 13 Bearing F 14 and Space hopping sha...

Страница 234: ...3 3 5 2 Remove the Plate Earth BL 1 3 Take away the Spring 2 to remove the Cassette stopper 3 4 Take away the Spring sheet 4 to remove the Pull block 5 At this time Lever link 6 can be removed simult...

Страница 235: ...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...

Страница 236: ...emove the Cassette stopper 3 4 Take away the Spring sheet 4 to remove the Pull block 5 At this time Lever link 6 can be removed simultaneously 5 Unscrew a screw 7 to remove the Link support 8 6 Remove...

Страница 237: ...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...

Страница 238: ...cautions Prior to the Troubleshooting 4 2 Preparations for the Troubleshooting 4 3 Troubleshooting Method Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Busines...

Страница 239: ...Guide 2 Obtain detailed information concerning the problem from the user 3 Go through the checking in the conditions similar to that in which the problem occurred Copyright 1997 Okidata Division of OK...

Страница 240: ...played on the LCD Liquid Crystal Display on the Operator panel Go through the appropriate troubleshooting procedures according to the messages displayed on the LCD Copyright 1997 Okidata Division of O...

Страница 241: ...eder When a problem occurs go through the troubleshooting according to the following procedure Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner E...

Страница 242: ...the Second Third Paper Feeder Check the paper in the Second Third Paper Feeder Also check to see if there was a feeding of multiple sheets Carry out the recovery printing by opening the cover and then...

Страница 243: ...Chapter D Second Third Paper Feeder JAM error Paper Input Jam Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to t...

Страница 244: ...D Second Third Paper Feeder 5 1 Interconnection Diagram 5 2 PCB Layout Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upda...

Страница 245: ...ual OKIPAGE20 Chapter D Second Third 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...

Страница 246: ...ual OKIPAGE20 Chapter D Second Third 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...

Страница 247: ...Page 151 Service Manual OKIPAGE20 Chapter D Second Third Paper Feeder No Part No Name Qty Recommended Qty Remarks 50 100 1000 1 40346701 Frame side L assy 1 1 3 6...

Страница 248: ...40433001 Plate earth R 1 1 3 6 19 40347001 Cover front assy 1 1 3 6 20 40366501 Motor 1 1 3 6 21 40247001 Gear double 1 1 3 6 22 40348301 Pulley idle 1 1 3 6 23 40422101 Flang pulley 1 1 3 6 24 40444...

Страница 249: ...3rd Tray 54 4LP 1313 121 Mini pitch belt 1 1 3 6 55 40371301 Roller assy hopping 1 2 6 12 56 40313201 Roller assy feed 1 2 6 12 57 40378401 Case assy cassette 1 1 3 6 58 40607101 Separator frame assy...

Страница 250: ...hods for Multi Feeder option of the OKIPAGE 20 Series LED Page Printer Refer to the USER S MANUAL for operating instructions 1 1 Functions 1 2 External View and Component Names Copyright 1997 Okidata...

Страница 251: ...gs Paper that can be used Paper type Paper size Quantity of paper Plain paper A6 106 x 148 mm A4 64 90 g m 2 Thick paper OHP film 64 90 g m 2 Post card label sheet Post card A4 size equivalent 64 128...

Страница 252: ...ce Manual OKIPAGE20 Chapter E Multi 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 bp...

Страница 253: ...hapter E Multi Feeder 2 1 General Mechanism 2 2 Hopper Mechanism Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Страница 254: ...ing edge reaches roller C 2 Next the hopping motor rotates in the direction of arrow E The planet gear F moves to the direction of arrow H and drives idle gear J The rotation of idle gear J is transmi...

Страница 255: ...e hopper automatically feeds the printer with the paper being set single sheet at a time Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchang...

Страница 256: ...assembly procedures and for reassembly procedures basically proceed with the disassembly procedures in the reverse order 3 1 Precautions Concerning Parts Replacement 3 2 Parts Layout 3 3 Parts Replace...

Страница 257: ...dure and do not disassemble any more than necessary 4 Only specified service tools may be used 5 Disassembly must be carried out according to the prescribed procedures Parts may be damaged if such pro...

Страница 258: ...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...

Страница 259: ...E Multi Feeder This section describes the layout of the main components Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upd...

Страница 260: ...diagram below Multi Feeder Separator 3 3 1 AOLE PCB 3 3 2 Square shaped connector 3 3 3 Hopping motor 3 3 4 Planet gear 3 3 5 Roller B 3 3 6 Roller A 3 3 7 Mini pitch belt Feed roller 3 3 8 Copyright...

Страница 261: ...per cover 2 using a flat head screwdriver and remove the upper cover 2 4 Remove two pan head screws 3 and remove the cover frame 4 5 Disengage the plate and the frame Refer to 3 3 6 6 Remove two screw...

Страница 262: ...he plate 13 as shown in the right figure When the inclination of the pressure roller exceeds 0 1 mm fine adjust it by pressing with fingers as shown in the left figure with the pressure spring roller...

Страница 263: ...and remove the AOLE PCB 2 3 Remove the connector 3 4 Remove the connector 4 Caution Be careful to set the sensor plate properly when mounting AOLE PCB Copyright 1997 Okidata Division of OKI America In...

Страница 264: ...PCB see 3 3 2 3 Remove the screw 1 and remove the square shaped connector 2 4 Using the connector remover remove the nylon cord 3 from the square shaped connector 2 Confirmation after assembly 1 The s...

Страница 265: ...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...

Страница 266: ...ver see 3 3 1 1 to 3 2 Remove the AOLE PCB see 3 3 2 3 Remove two screws 1 then remove the hopping motor 2 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Busine...

Страница 267: ...1 to 3 2 Remove the AOLE PCB see 3 3 2 3 Remove two screws 1 then remove the motor bracket assy 2 and the planet gear 3 Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the...

Страница 268: ...Remove the AOLE PCB see 3 3 2 5 Remove the motor bracket assy see 3 3 5 6 Remove the gear 1 7 Shift the roller B 2 to the right lift it by holding on its left side and pull it out to the left side The...

Страница 269: ...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...

Страница 270: ...3 and the frame 4 4 Remove four screws 5 and remove the frame 4 see 3 3 6 5 Move the belt to the right and remove it from the one way pulley 6 6 Move the carrier roller assembly to the right and remov...

Страница 271: ...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...

Страница 272: ...g 1 and remove the feed roller assy 2 3 Remove two bearings 3 and remove the plate 4 4 Remove the mini pitch belt 5 and the feed roller 6 Copyright 1997 Okidata Division of OKI America Inc All rights...

Страница 273: ...ions Prior to the Troubleshooting Preparations for the Troubleshooting Troubleshooting Method Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Ex...

Страница 274: ...Obtain detailed information concerning the problem from the user 3 Go through the checking in the conditions similar to that in which the problem occurred Copyright 1997 Okidata Division of OKI Ameri...

Страница 275: ...on the LCD Liquid Crystal Display on the operator panel Go through the appropriate troubleshooting procedures according to the messages displayed on the LCD Copyright 1997 Okidata Division of OKI Amer...

Страница 276: ...gh the troubleshooting according to the following procedure 4 3 1 LCD Status Message List 4 3 2 Troubleshooting Flow Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKID...

Страница 277: ...e problem occurs frequently go through the Troubleshooting Paper size error Notifies of incorrect size paper feeding from the Multi Feeder Check the paper in the Multi Feeder Also check to see if ther...

Страница 278: ...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...

Страница 279: ...Page 175 Service Manual OKIPAGE20 Chapter E Multi Feeder JAM error Paper Input Jam...

Страница 280: ...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...

Страница 281: ...hapter E Multi Feeder 5 1 Interconnection Diagram 5 2 PCB Layout Copyright 1997 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Страница 282: ...ce Manual OKIPAGE20 Chapter E Multi 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 bp...

Страница 283: ...anual OKIPAGE20 Chapter E Multi Feeder AOLE 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 ht...

Страница 284: ...83 5524 P001 Roller C 1 1 3 6 6 4PB4043 4614 P001 One way pulley 1 1 3 6 7 4LP 1313 338 Mini pitch belt 1 1 3 6 8 4PB4043 4743 P001 Roller B 1 1 3 6 9 4YA4046 1647 G011 AOLE PCB 1 1 3 6 10 2201000P014...

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