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Service Guide OKIPAGE 18/18n

Chapter C Duplex Unit Maintenance (option)

1.1 Functions

DUPLEX UNIT is a unit, which is installed on the printer unit for controlling both-sided printing from the printer unit, 
intended for automatically reversing papers of which one side have been already printed and re-feeding them to the 
unit for printing other side.

The main functions are the followings:

Paper that can be used:

l

[Paper Type]

Cut Sheet Size: A4, Letter, Executive, Legal13, Legal14

l

Special Size: Paper Width: 210 to 216mm ; Paper length: 279 to 356mm

l

[Weight]

16 lbs ~ 24 lbs (64 ~ 81 g/m

2

 )

l

Copyright 1998, 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)

Summary of Contents for PAGE 18

Page 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...

Page 2: ...GE 18 and 18n Adobe Acrobat printable reference copy of the OKIDATA Service Training Manual 01 26 2000 Note This Adobe Acrobat version of the Okidata Service Training Manual was built with the picture...

Page 3: ...sion 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 Page Size Detection 22 3 Parts Replacement Parts Replacements...

Page 4: ...ED Head Drive Time 67 4 2 2 Destination setting 68 4 2 3 Setting of LED head drive time 69 5 Periodical Maintenance 5 1 Periodic Maintenance 70 5 2 Cleaning 71 5 2 1 Cleaning the LED Lens Array 72 5 2...

Page 5: ...e 6 5 107 Contents Figure 6 6 108 7 Wiring Diagram 7 1 Interconnect Signal Diagram 109 7 2 PCB Layout 110 7 2 1 Main Control Board HBY PCB 111 7 2 2 Power Supply Board 120V 230V 112 7 2 3 Power supply...

Page 6: ...ment 155 3 1 Precautions Concerning Parts Replacement 156 3 2 Parts Layout 157 3 3 Parts Replacement Methods 158 3 3 1 Roller assy hopping Roller assy feed 159 3 3 2 Cover front assy 160 3 3 3 Board B...

Page 7: ...9 3 3 1 Separator 190 3 3 2 AOLE PCB 191 3 3 3 Square shaped connector 192 3 3 4 Hopping Motor 193 3 3 5 Planet gear 194 3 3 6 Roller B 195 3 3 7 Roller A 196 3 3 8 Mini pitch belt Feed roller 197 4 0...

Page 8: ...18 This manual is written for use by maintenance personnel Note however that the user should refer to the USER S MANUAL for methods of handling and operating the equipment Copyright 1998 Okidata Divis...

Page 9: ...on System Configuration Printer Configuration Optional Configuration Specification Safety Standards Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Part...

Page 10: ...de OKIPAGE 18 18n Chapter 1 Configuration 1 1 System Configuration The OKIPAGE 18 consists of control and engine blocks as the standard configuration See Figure 1 1 In addition the following options a...

Page 11: ...Figure 1 1...

Page 12: ...Copyright 1998 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: ...figuration 1 2 Printer Configuration The printer unit consists of the following hardware components Electro Photographic Processor l Paper Feeder l Controller l Operator panel l Power supply unit l Fi...

Page 14: ...Copyright 1998 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 15: ......

Page 16: ...Page 5 Service Guide OKIPAGE 18 18n Chapter 1 Configuration 1 3 Optional Configuration 1 Multi Feeder 2 Second Third Paper Feeder 3 DUPLEX Unit Optional...

Page 17: ...1 for where to install 5 Flash ROM module 72 pin SIMM 4MB 8MB See 7 2 1 for where to install Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Ex...

Page 18: ...Label Envelope OHP paper Transparency Size Standard sizes l Letter Legal Executive Envelope with Duplex printing A4 A5 without Duplex printing B5 without Duplex printing A6 without Duplex printing Ap...

Page 19: ...F o C Humidity 20 80 10 90 10 90 RH Maximum wet bulb temperature 77 25 80 4 26 8 o F o C Minimum difference of wet and dry bulb temperature 35 6 2 35 6 2 o F o C Notes 1 Storage conditions specified a...

Page 20: ...Copyright 1998 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: ...figuration 1 5 Safety Standards 1 5 1 Certification Label 1 5 2 Warning Label Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for a...

Page 22: ...rtification Label The safety certification label is affixed to th eprinter in the position below Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner...

Page 23: ...is affixed to the portion which may cause an injury to human body Follow the instructions on warning labels during maintenance Copyright 1998 Okidata Division of OKI America Inc All rights reserved Se...

Page 24: ...oard receives data through a host I F 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 dat...

Page 25: ......

Page 26: ...ure 2 1 OKIPAGE 18 block diagram Copyright 1998 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...

Page 27: ...ics parallel interface Timer Generates various control timings for monitoring paper feeding and a paper size Serial I O port Inputting of various signals Outputting of various control signals I O port...

Page 28: ...ace between controller and 2nd tray 3rd tray Multi purpose feeder Control of serial interface between controller and Duplex unit Motor drive controler Control of Hopping motor I O Port Inputting of va...

Page 29: ...ysical characteristics of this interface see APPENDIX B b RS232C serial interface The following protocol is supported for the serial interface conforming to EIA RS232C READY BUSY DTR HI or DTR LO l X...

Page 30: ...ity 16 or 32 MB Parity None 8 Flash ROM module Pin layout l Basic specification l Type 72 pins SIMM 32 bits buss width Access time 90ns Capacity 4 or 8 MB Copyright 1998 Okidata Division of OKI Americ...

Page 31: ...cuit This circuit generates the following voltages necessary for electro photographic processing from 30 V according to the control sequence from the control board When cover open state is detected 30...

Page 32: ...exists OFF No paper exists Inlet sensor 2 Detects the form width ON A4 or larger OFF A4 or smaller Paper sensor Detects the leading part of the paper Supervises the paper running state ON Paper exist...

Page 33: ...Copyright 1998 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 34: ...photographic process mechanism 2 3 2 Electro photographic process 2 3 3 Process operation descriptions 2 3 4 Revision of LED Head Illumination Copyright 1998 Okidata Division of OKI America Inc All r...

Page 35: ...hanism 1 Image drum unit 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...

Page 36: ...ge data to the image drum 7 Fuser The fuser consists of a heater a heat roller a thermistor and a thermostat An AC voltage from the power supply board is applied to the heater under the control of the...

Page 37: ...image drum it is attracted 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...

Page 38: ......

Page 39: ...Copyright 1998 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 40: ...fected by a single hopping 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 Ho...

Page 41: ...er fed by a predetermined length and choked up to the wedge space formed by the Registration Roller and the Pressure Roller to align the skew of the paper 3 During the paper fed from the 1st tray the...

Page 42: ...elease Lever again When the FF Cam is rotated approx 275 degrees the paper is fed until the Inlet Sensor turns off 2 Aligning After turning on the Inlet Sensor the paper is fed a predetermined length...

Page 43: ...5 Printing starts after the paper turns off the Write Sensor...

Page 44: ...ion roller The registration roller advances the paper until it comes out of the registration roller When the leading edge of the paper causes the paper sensor to turn on the printing is started synchr...

Page 45: ...r that is in contact with the image drum surface 4 Exposure Light emitted from the LED head radiates the image drum surface with negative charges The surface potential of the charged part of the image...

Page 46: ...making the electrostatic latent image visible 6 Transfer The transfer roller is composed of conductive sponge material and is designed to make the image drum surface and the paper closely into contac...

Page 47: ...corporates 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 about 180 200 C A s...

Page 48: ...cases In warming up at power on time l In warming up after the cover is opened and closed l When the number of accumulated sheets is 10 or more and the printout operation ends l Changes in bias volta...

Page 49: ...pair The LED correcting head consists of the correction control LSI LED drivers and an LED array The block diagram of the LED correcting head is shown below 1 Both sides wire bonding head In OKIPAGE...

Page 50: ...i Read of correction data ii Transfer of correction data to head driver correction data 2 One side wire bonding head...

Page 51: ...in EEPROM within the correction control LSI are read by CPU and stored temporarily in the memory ii Next LED head is set to the correction control direct mode and the correction data stored temporari...

Page 52: ...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...

Page 53: ...The printing operation timing chart is shown below...

Page 54: ...ATA0 are stored sequentially shifted in the shift registers of the LED drivers by the printing data synchronous clock CLOCK Then the printing data stored in shift registers are latched by the high lev...

Page 55: ...thin a predetermined distance after the leading edge of the paper has passed over the paper sensor The leading edge of paper does not reach the outlet sensor within l a predetermined distance after th...

Page 56: ...e high voltage 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...

Page 57: ...k on the protrusion in the stirring gear Operation l 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 Ope...

Page 58: ...ner low can be detected When the toner low state is detected 2 times consecutively Toner Low is established l When the toner full state is detected 2 times consecutively Toner Low is canceled l When t...

Page 59: ...ocked with the lever at the paper outlet to the stacker detects a stacker full state about 250 sheets and stops printing of the ensuing pages Copyright 1998 Okidata Division of OKI America Inc All rig...

Page 60: ...ette is inserted into the printer the state of the tab pieces is detected by the microswitch to recognize the paper size State of Microswitches Paper Size SW1 SW2 SW3 SW4 0 1 1 1 Letter 0 1 0 1 Execut...

Page 61: ...nd units in the field Only the removal procedures are explained here Reverse the procedure for the installation 3 1 Precautions for Parts Replacement 3 2 Parts Layout 3 3 Replacing Parts Copyright 199...

Page 62: ...he printer ii Connect the AC inlet plug to the AC receptacle iii Turn on I the power switch of the printer 2 Do not try disassembly as long as the printer is operating normally 3 Do not remove unneces...

Page 63: ...ists the maintenance tools necessary for parts replacement Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this...

Page 64: ...2 Parts Layout This section explains the layout of main parts Figure 3 1 Figure 3 2 Figure 3 3 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner...

Page 65: ...Page 26 Service Guide OKIPAGE 18 18n Chapter 3 Parts Replacement Figure 3 1...

Page 66: ...Copyright 1998 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 67: ...Page 27 Service Guide OKIPAGE 18 18n Chapter 3 Parts Replacement Figure 3 2...

Page 68: ......

Page 69: ...Copyright 1998 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 70: ...Page 28 Service Guide OKIPAGE 18 18n Chapter 3 Parts Replacement Figure 3 3...

Page 71: ......

Page 72: ...Copyright 1998 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 73: ...8 Cable cover guide film 3 3 9 Damper 3 3 10 Feeder Unit Front 3 3 11 Roller Assy Regist 3 3 12 Motor Main 3 3 13 Guide Assy Eject 3 3 14 Heat Assy 3 3 15 Roller feed C 3 3 16 Roller Assy BK 3 3 17 R...

Page 74: ...ssy Cassette L 3 3 30 Guide Assy Cassette R Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this material http b...

Page 75: ...ement 3 3 1 Face up Stacker Assy 1 Turn off the AC Power Switch and unplug the AC Power Cord from the outlet 2 Disconnect the Interface Cable 1 3 Open the face up stacker assy 2 unhook the right and l...

Page 76: ...Copyright 1998 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: ...rts Replacement 3 3 2 Contact Assy 1 Open the stacker assy 1 and unscrew 2 screws 2 to remove the cover assy side L 3 2 Unscrew 2 screws 4 and remove the plate contact 5 and contact Assy 6 Note Don t...

Page 78: ...Copyright 1998 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: ...Remove the cover 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 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDA...

Page 80: ...hapter 3 Parts Replacement 3 3 4 OP Panel Assy 1 Disconnect the Interface cable 1 2 Open the stacker assy 2 unscrew 2 screws 3 and remove the cover assy side R 4 3 Remove 2 screws 5 and flexible cable...

Page 81: ......

Page 82: ...Copyright 1998 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 83: ...5 Board FFF 1 Remove the operator panel assy and cover assy side R See 3 3 4 2 Unscrew 2 screws 1 and remove the cover assy corner R 2 3 Unscrew 16 screws 3 and remove plate shield 4 4 Unscrew 3 screw...

Page 84: ...Copyright 1998 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: ...5 Loosen 2 screws unlock the latches from both sides and remove the rear cover 11 6 Unscrew 2 screws 1 and remove frame cover 2 7 Unscrew 3 screws 3 and remove the plate assy side R 4 8 Remove the lev...

Page 86: ...Copyright 1998 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: ...AC power switch off Unplug the AC power cord from the outlet 2 Remove the Stacker assy See 3 3 6 3 Remove four screws 1 Remove stacker mount 2 by releasing the tabs at position 2A 4 Remove Sensor sta...

Page 88: ...Copyright 1998 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: ...the stacker Assy 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 sh...

Page 90: ...3 9 Damper 1 Remove the damper arm See 3 3 6 2 Unscrew 2 screws 1 and remove the two dampers 2 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner...

Page 91: ...feed assy 1 and release both right and left parts by pulling out the engagements on the lower part 2 Stand the manual feed assy 1 on end and unhook the engagements with both right and left manual fee...

Page 92: ...Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner...

Page 93: ...Exchange BPX for any updates to this material http bpx okidata com...

Page 94: ...IPAGE 18 18n Chapter 3 Parts Replacement 3 3 11 Roller Assy Regist 1 Remove the feeder unit front See 3 3 10 2 Remove an E ring 3 gear assy clutch 4 and four screws 1 in this order and lift out the ro...

Page 95: ...Copyright 1998 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: ...e plate FG F 1 6 Remove the TR gear 2 and roller transfer 3 Use Holder TR Eject 16 for the removal 7 Unscrew 7 screws 4 and remove the main frame 5 8 Unlock latches at two points of the lever back up...

Page 97: ......

Page 98: ...Copyright 1998 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 99: ...1 Remove the lever back up release See 3 3 12 8 But the roller transfer feeder unit front plate FG do not have to be removed 2 Loosen 2 screws 1 unlock both side latches and remove the cover rear 2 S...

Page 100: ...Copyright 1998 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 101: ...e connectors 1 2 3 Unscrew 4 screws 3 and remove the heat assy 4 in the direction of the arrow by lifting the right side first Note As the heat assy 4 remains at high temperature soon after the power...

Page 102: ...Copyright 1998 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: ...t See 3 3 13 But roller transfer feeder unit front plate FG F do not have to be removed 2 Remove the gear roller C 1 and bushing 2 bend a part of the plate FG BK 3 Take off the carrier bearing 4 and r...

Page 104: ...Copyright 1998 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 105: ...AGE 18 18n Chapter 3 Parts Replacement 3 3 16 Roller Assy BK 1 Remove the heat Assy See 3 3 14 2 Remove the lever back up release See 3 3 12 8 3 Unlock the engagement with the plate FG BK 1 and lift o...

Page 106: ...Copyright 1998 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 107: ...3 Parts Replacement 3 3 17 Roller Assy Feed 1 Remove the feeder unit front See 3 3 10 2 Remove the roller assy feed 1 by unlocking a latch Copyright 1998 Okidata Division of OKI America Inc All right...

Page 108: ...Exchange BPX for any updates to this material http bpx okidata com...

Page 109: ...D head 4 3 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 connec...

Page 110: ...er cassette ROLLER Assy Feed ROLLER Assy Hopping 1 Pull out the case assy cassette 1 from the printer 2 Remove the ROLLER Assy Feed 2 and remove the ROLLER Assy Hopping 3 Copyright 1998 Okidata Divisi...

Page 111: ...Exchange BPX for any updates to this material http bpx okidata com...

Page 112: ...Separation 1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Pull out the case Assy Cassette 1 from the printer See 3 3 19 1 3 Release two locks and remove frame assy separati...

Page 113: ...Copyright 1998 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 114: ...gear 1 to remove the TR gear 1 and roller transfer 2 Use the Holder TR Eject 5 for the removal Note Don t place the removed roller transfer directly on the desk and so on When placing it lay a paper...

Page 115: ......

Page 116: ...Copyright 1998 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: ...Frame Main See 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 Copy...

Page 118: ...3 3 23 LEVER Assy Out Sensor 1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Press the clamp part of LEVER Assy Out Sensor 1 Remove the...

Page 119: ......

Page 120: ...Copyright 1998 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 121: ...t 3 3 24 Toner sensor lever 1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Squeeze the clamp part of toner sensor lever 1 and remove the...

Page 122: ...Copyright 1998 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 123: ...3 3 25 Paper sensor lever 1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Squeeze the clamp part of the paper sensor lever 1 and remove t...

Page 124: ...Copyright 1998 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: ...er switch off Unplug the AC power cord from the 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 downw...

Page 126: ...Exchange BPX for any updates to this material http bpx okidata com...

Page 127: ...1 Turn the AC power switch off Unplug the AC power cord from the outlet 2 Remove the frame main See 3 3 12 7 3 Unscrew 2 screws 1 and remove the BRACKET AC 2 4 Unscrew 10 screws 3 and remove the conne...

Page 128: ......

Page 129: ...Copyright 1998 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: ...ached simultaneously 7 Remove the GEAR Z38 14 ADF Bearing 15 ROLLER Guide 16 and SHAFT Hopping 17 and Bracket Sub roller 28 At this time the Lock Pin 18 can also be detached simultaneously 8 Remove tw...

Page 131: ...Copyright 1998 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 132: ...Base and FRAME Assy 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...

Page 133: ...Copyright 1998 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 134: ...he direction of hook 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...

Page 135: ......

Page 136: ...Copyright 1998 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: ...t in EEPROM on the controller PCB The parameters are set with key presses from the operator panel This printer has three maintenance modes used to reset page counts when replacing a part fine tune tro...

Page 138: ...e mode l l Note This mode is used only by service personnel and should not be released to the end user To enter the system maintenance mode turn on the POWER switch while pressing the RECOVER key Func...

Page 139: ...per feed length l Selection of second tray feeder download table l Setting of third tray paper feed length l Selection of third tray feed download table l Setting of Multi purpose feeder paper feed le...

Page 140: ...he 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 by selecting the Auto Eject function o...

Page 141: ...er selecting the front tray by paper source command ESC N H on l PCL 13 Page placement The function which aligns a printing image to the right l 14 SETTING This function is used to adjust to improve p...

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Page 144: ...Copyright 1998 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 145: ...ng 3 Rolling ASCII continuous printing The rolling ASCII pattern is printed continuously for various engine tests l Press the ON LINE key to cancel this mode l 4 RS232C LOOP TEST Performs a loop test...

Page 146: ...Reset the HSP ERROR counter l 9 SIDM enable disable If it s selected disable cannot select SIDM emulations by Menu l System maintenance mode menu system...

Page 147: ......

Page 148: ...Copyright 1998 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 149: ...pi This function sets head strobe time at 600 x 1200 dpi l 5 Printing start position setting Sets the printing start position l 6 Drum count total display Displays on the LCD the total number of drum...

Page 150: ...gth of the duplex l 17 Fuser count display Displays on the LCD the total number of printed pages counted at the engine l 18 Fuser count reset When the fuser unit is replaced the maintenance person use...

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Page 153: ...Copyright 1998 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 154: ...Page 65 Service Guide OKIPAGE 18 18n Chapter 4 Adjustment 4 1 4 EEPROM initialization The corresponding area of the EEPROM is initialized for each event as shown Table 4 1 and Table 4 2...

Page 155: ...Copyright 1998 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 156: ...t Image Drum Unit Reset the drum counter Refer to User s Manual Fuser Unit Reset the fuser counter Refer to Chapter 4 2 1 4 2 1 Setting LED Head Drive Time 4 2 2 Destination Setting 4 2 3 Setting of E...

Page 157: ...ED Head Drive Time 1 The fuser counter can be reset in the engine maintenance mode 2 Resetting method Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Pa...

Page 158: ...ile depressing two keys corresponding to the destination according to the following table Destination Keys to be depressed ODA MENU This function shall not be open for users Copyright 1998 Okidata Div...

Page 159: ...LED head But individual setting can be changed by ENGINE Maintenance menu as before The procedure in such case shown below Luminous intensity marking label l Setting of LED head drive time l Drive tim...

Page 160: ...b Setting Example When setting head type to TYPE3WB both sided wire bonding head and head drive time to No 14...

Page 161: ...Copyright 1998 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 162: ...ED head l Regist Paper dust l Consumables 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...

Page 163: ...when necessary Use the handy clearner VACUUM for cleaning the printers interior Note Do not touch the image drum unit LED lens array or LED head connector block 5 2 1 Cleaning the LED Lens Array Copyr...

Page 164: ...n white lines or stripes void light printing are generated vertically down the page Note The LED lens array must be cleaned with an LED head cleaner 1 Set the LED head cleaner in the LED lens array as...

Page 165: ...Copyright 1998 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 166: ...2 Cleaning the Plastic Film 1 Open the stacker assy and remove I D unit 2 After cleaning LED head wipe off the paper powder by LED LENS CLEANER and remove the paper powder 3 Remove paper powder out of...

Page 167: ...Copyright 1998 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 168: ...ser s manual 1 Gather as much information on the problem from the customer as possible 2 Perform inspections in conditions close to those in which the problem had occurred 3 Copyright 1998 Okidata Div...

Page 169: ...Have the supplies toner and the routine replacement part image drum cartridge been replaced properly 2 Is the paper normal See paper specifications section 3 Has the image drum cartridge been loaded p...

Page 170: ...e image drum 1 Do not expose the image drum to direct sunlight 2 Keep hands off the fuser unit as it is heated during operation 3 Do not expose the image drum to light for longer than 5 minutes at roo...

Page 171: ...e status of this printer 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 1998 Okidata...

Page 172: ...in this printer troubleshoot in the following procedure flow 6 5 1 LCD status message trouble list 6 5 2 LCD message troubleshooting 6 5 3 Image troubleshooting Copyright 1998 Okidata Division of OKI...

Page 173: ...on Normal status Toner Low 10 00 The toner amount of the toner cartridge is small Normal operation replace the toner cartridge Normal status Toner Sensor 10 01 The image drum is not installed or the t...

Page 174: ...paper were being supplied Check the paper To release the error display open the cover then close it Paper jam Paper Feed Jam 32 00 A paper jam occurred during paper feeding Open the cover then remove...

Page 175: ...replacing the main control board also adjust EEPROM data Device configuration error Option RAM Check Error 60 60 An error occurred during option RAM check Check the connection of the Option RAM PC boa...

Page 176: ...replaced main board 80 I F timeout occurred between the printer main unit and the operator panel see Section 6 5 2 81 I F timeout occurred between the printer main unit and the operator panel 83 I F t...

Page 177: ...tion see above 5 Address Error Exception Store instruction see above 6 Bus Error Exception Instruction Fetch see above 7 Bus Error Exception Load instruction store instruction see above 8 System Call...

Page 178: ...wer Supply Unit High Voltage ERROR74 11 6 I F time out between the printer and the operator panel ERROR80 7 7 I F time out no response between the printer and an optional tray 2nd tray 3rd tray multi...

Page 179: ...Page 81 Service Guide OKIPAGE 18 18n Chapter 6 Troubleshooting Procedures 1 The printer does not work normally after being turned on...

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Page 185: ...Copyright 1998 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 186: ...er jams 2 1 Paper input jam 1st tray 2 2 Paper input jam front feeder 2 3 Paper feed jam 2 4 Paper exit jam Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Busin...

Page 187: ...Page 83 Service Guide OKIPAGE 18 18n Chapter 6 Troubleshooting Procedures 2 1 Paper input jam 1st tray...

Page 188: ......

Page 189: ...Copyright 1998 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 190: ...apter 6 Troubleshooting Procedures 2 2 Paper input jam front feeder Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates...

Page 191: ...Page 85 Service Guide OKIPAGE 18 18n Chapter 6 Troubleshooting Procedures 2 3 Paper feed jam...

Page 192: ......

Page 193: ...Copyright 1998 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 194: ...18n Chapter 6 Troubleshooting Procedures 2 4 Paper exit jam Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to thi...

Page 195: ...Page 87 Service Guide OKIPAGE 18 18n Chapter 6 Troubleshooting Procedures 3 Paper size error Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner...

Page 196: ...Exchange BPX for any updates to this material http bpx okidata com...

Page 197: ...Page 88 Service Guide OKIPAGE 18 18n Chapter 6 Troubleshooting Procedures 4 Fuser unit error ERROR 71 ERROR 72 ERROR 73...

Page 198: ...Copyright 1998 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 199: ...bleshooting Procedures 5 I F time out between printer and optional tray ERROR 81 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX fo...

Page 200: ...ubleshooting Procedures 6 I F time out between printer and Duplex Unit ERROR 83 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for...

Page 201: ...ing Procedures 7 I F time out occurs between the printer and the operator panel ERROR 80 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchang...

Page 202: ...leshooting Procedures 8 Message cannot be received through the parallel interface Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX f...

Page 203: ...Page 93 Service Guide OKIPAGE 18 18n Chapter 6 Troubleshooting Procedures 9 Message cannot be received through the serial interface...

Page 204: ......

Page 205: ...Copyright 1998 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 206: ...bleshooting Procedures 10 Data cannot be received through the OKI HSP interface Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for...

Page 207: ...r 6 Troubleshooting Procedures 11 Synchronous serial I O error ERROR 74 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upd...

Page 208: ...t Figure 6 4 C 3 Black belts stripes in the vertical direction Figure 6 4 D 4 Cyclical defect Figure 6 4 E 5 Print voids 6 Poor fusing images are blurred or peeled off when touched by hands 7 White be...

Page 209: ...Copyright 1998 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 210: ...Page 97 Service Guide OKIPAGE 18 18n Chapter 6 Troubleshooting Procedures 1 An image is light or blurred entirely...

Page 211: ...Copyright 1998 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 212: ...n Chapter 6 Troubleshooting Procedures 2 Dark background density Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Page 213: ...8n Chapter 6 Troubleshooting Procedures 3 Black paper is output Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Page 214: ...Troubleshooting Procedures 4 Black belts or stripes in the vertical direction Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for a...

Page 215: ...r Heat roller 3 46 88 mm Replace the fusing unit assy Pressure roller B 3 46 88 mm Replace pressure roller Notes 1 After replacing the image drum cartridge set the printer in the user maintenance mode...

Page 216: ...Page 102 Service Guide OKIPAGE 18 18n Chapter 6 Troubleshooting Procedures 6 Print voids Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner...

Page 217: ...Exchange BPX for any updates to this material http bpx okidata com...

Page 218: ...18 18n Chapter 6 Troubleshooting Procedures 7 Poor fusing I Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this...

Page 219: ...Troubleshooting Procedures 8 White belts or streaks in the vertical direction Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for a...

Page 220: ...ter 6 Troubleshooting Procedures 9 Snowy print of high density pattern Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upda...

Page 221: ...18n Chapter 6 Troubleshooting Procedures 10 Blotchy faded print Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Page 222: ...18n Chapter 6 Troubleshooting Procedures Contents Figure 6 5 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to th...

Page 223: ...18n Chapter 6 Troubleshooting Procedures Contents Figure 6 6 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to th...

Page 224: ...Page 109 Service Guide OKIPAGE 18 18n Chapter 7 Wiring Diagram 7 1 Interconnect Signal Diagram...

Page 225: ......

Page 226: ...Copyright 1998 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 227: ...rd BOARD FFF 7 2 2 Power supply board AC120V 230V 7 2 3 Power supply board High voltage 7 2 4 Flash ROM module BOARD FSL or FSL 2 Copyright 1998 Okidata Division of OKI America Inc All rights reserved...

Page 228: ...Page 111 Service Guide OKIPAGE 18 18n Chapter 7 Wiring Diagram 7 2 1 Main Control Board HBY PCB...

Page 229: ......

Page 230: ...Copyright 1998 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 231: ...18n Chapter 7 Wiring Diagram 7 2 2 Power Supply Board 120V 230V Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Page 232: ...n Chapter 7 Wiring Diagram 7 2 3 Power supply board High voltage Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to...

Page 233: ...pter 7 Wiring Diagram 7 2 4 Flash ROM module BOARD FSL or BOARD FSL 2 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updat...

Page 234: ...ce Check Unit Circuit Diagram Illustration Resistance Motor Main Between pins 1 and 2 3 1 Ohms Between pins 3 and 4 3 1 Ohms Fusing Unit Between pins 1 and 2 6 7 Ohms Between pins 3 and 4 6 7 Ohms Hop...

Page 235: ...Copyright 1998 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 236: ...Page 116 Service Guide OKIPAGE 18 18n Chapter 7 Wiring Diagram 7 4 Program Font ROM Location 1 In case of EP ROM or OTP ROM 2 In case of MASK ROM...

Page 237: ...Copyright 1998 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 238: ...Page 117 Service Guide OKIPAGE 18 18n Chapter 8 Parts List Figure 8 1 Printer Unit...

Page 239: ......

Page 240: ...01 Manual Feed Assy 1 11 40027002 Roller Transfer 1 12 51234901 TR Gear 1 13 40378001 Contact Assy 1 14 40378401 CASE Assy Cassette 1 15 40927901 Frame Assy Separation 1 16 40496001 PLATE Damper 1 17...

Page 241: ...Page 118 Service Guide OKIPAGE 18 18n Chapter 8 Parts List Figure 8 2 Frame Main Unit...

Page 242: ...le K 1 27 40298201 Motor Assy Main 1 28 40298301 Motor Main 1 29 40298801 Plate Damper 1 30 40332901 Gear Idle A 1 31 40320301 Gear Idle B 1 32 40299201 Gear Idle C 1 33 40302201 Gear Idle D 1 34 4029...

Page 243: ...te FG F 1 65 40307201 Feeder Unit Front 1 66 40443301 LED Head 1 67 55506001 ZCAT 1325 0530A R Core 1 68 51609401 Bearing 1 Copyright 1998 Okidata Division of OKI America Inc All rights reserved See t...

Page 244: ...Page 119 Service Guide OKIPAGE 18 18n Chapter 8 Parts List Figure 8 3 Base Unit...

Page 245: ......

Page 246: ...1 25 40322101 Plate Hopping caulking 1 26 40317401 Shaft Hopping 1 27 40442501 Roller Guide 2 28 40371301 Roller Assy Hopping 1 29 40317601 Gear Z38 1 30 50608101 Knock Pin 1 31 51608901 ADF Bearing 2...

Page 247: ...Copyright 1998 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 248: ...e ECP 1 DATA STROBE PR nStrobe Host Clk Host Clk 2 9 DATA BIT n PR Data 1 LSB 8 MSB 10 ACKNOWLEDGE PR nAck Ptrclk PeriphClk 11 BUSY PR Busy PtrBusy PeriphAck 12 PAPER END PR Perror AckDataReq nAck Rev...

Page 249: ...4 Signal level LOW 0 V to 0 8 V l HIGH 2 4 V to 5 0 V l 5 Interface circuit a Receiving circuit b Sending circuit 6 Timing charts compatible mode l a Data receiving timing...

Page 250: ...b On line off line switching timing by ON LINE SW c Off line on line switching by ON LINE SW d INPUT PRIME timing when set to the effective INPUT PRIME signal...

Page 251: ...IEEE 1284 spec l ECP Mode Conforms to IEEE 1284 spec Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this mater...

Page 252: ...gnal Pin No Signal Name Signal Direction Compatible Nibble 1 Frame Ground FG Frame ground 2 Transmitted Data TD PR Transmitted data 3 Received Data RD PR Received data 4 Request To Send RTS PR Stay sp...

Page 253: ...5pF is being connected to the terminal 6 Communication protocol a READY BUSY protocol b X ON X OFF protocol Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Busin...

Page 254: ...nit Maintenance option 1 OUTLINE 1 1 Functions 1 2 External View and Component Names Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BP...

Page 255: ...e been already printed and re feeding them to the unit for printing other side The main functions are the followings Paper that can be used l Paper Type Cut Sheet Size A4 Letter Executive Legal13 Lega...

Page 256: ...r C Duplex Unit Maintenance option 1 2 External View and Component Names Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any up...

Page 257: ...0 Mechanism Description 2 1 General Mechanism 2 2 JAM Release Mechanism 2 3 Removing Installing Duplex Unit Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Busi...

Page 258: ...ter one sided printing of papers which are fed from the tray are completed At this time as the roller 1 rotates in the direction of arrow A a sheet is retracted in the rear of the cassette And then a...

Page 259: ...Copyright 1998 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 260: ...x opens by pulling out the 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...

Page 261: ...moving Installing Duplex Unit 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...

Page 262: ...insert the Duplex Unit along the groove up to accord both rear faces between printer and Duplex Unit Printer and Duplex Unit will connect automatically with built in connector 2 Lock the Duplex Unit t...

Page 263: ...boss in Hopping Frame 4 After installing Duplex Unit put back the Paper Cassette into 1st Tray Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner E...

Page 264: ...tion describes the disassembly procedures and for reassembly procedures basically proceed with the disassembly procedures in the reverse order 3 1 Precautions Concerning Parts Replacement 3 2 Parts La...

Page 265: ...ble for the purpose of the procedure 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...

Page 266: ...Copyright 1998 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 267: ...Page 131 Service Guide OKIPAGE 18 18n Chapter C Duplex Unit Maintenance option 3 2 Parts Layout This section describes the layout of the main components...

Page 268: ......

Page 269: ...Copyright 1998 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 270: ...ement methods for the components listed in the disassembly order diagram below 3 3 1 Board LEX 3 3 2 Connector IMSA 9714N 14A 3 3 3 Photo Sensor 3 3 4 SOLENOID Assy 3 3 5 Motor Copyright 1998 Okidata...

Page 271: ...d LEX 1 Remove two LEVER Lock DUP 1 by rotating them in the arrow direction 2 Unscrews five screws 2 to remove the bracket 3 3 Unlatch all the nails and unplug all the connectors 4 to remove the Board...

Page 272: ...Copyright 1998 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 273: ...aintenance option 3 3 2 Connector IMSA 9714N 14A 1 Remove two LEVER Release DUP 1 2 Take away two SPRING Support 2 to remove FRAME MAIN DUP 3 Remove the FRAME MAIN DUP by lifting in up from A side 3 U...

Page 274: ...Copyright 1998 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 275: ...ck to remove two SPRING Lock frame 1 and two LEVER Lock Assy 2 3 Pull out four SHAFT Pinch 3 and remove four ROLLER Pinch 4 and eight SPRING Pinch u 5 4 Release the lock to remove two BRACKET Pinch 6...

Page 276: ...Copyright 1998 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 277: ...3 3 4 SOLENOID Assy 1 Remove the Frame Main DUP See section 3 3 2 2 Release the lock to remove Two LEVER Sensor F R 1 and two SPRING Sensor F R 2 3 Unplug the Connection Code Wire 3 and remove Photo S...

Page 278: ...Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner...

Page 279: ...Exchange BPX for any updates to this material http bpx okidata com...

Page 280: ...ng 7 and ROLLER Feed 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...

Page 281: ...Copyright 1998 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 282: ...hooting 4 1 Precautions Prior to the Troubleshooting 4 2 Preparations for the Troubleshooting 4 3 Troubleshooting Method Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the...

Page 283: ...s provided in the Operator 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...

Page 284: ...tus 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 Copyright 1...

Page 285: ...problem occurs go through the troubleshooting according to the following procedure 4 3 1 LCD Status Message List 4 3 2 Troubleshooting Flow Copyright 1998 Okidata Division of OKI America Inc All righ...

Page 286: ...n reversing papers in the reverse 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...

Page 287: ...Page 143 Service Guide OKIPAGE 18 18n Chapter C Duplex Unit Maintenance option 4 3 2 Troubleshooting Flow JAM error l Duplex INPUT JAM...

Page 288: ...Duplex FEED JAM1...

Page 289: ...Duplex FEED JAM2 Duplex FEED JAM3...

Page 290: ...Copyright 1998 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 291: ...t Maintenance option 5 0 Connection Diagram 5 1 Interconnection Diagram 5 2 PCB Layout Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange...

Page 292: ...Page 145 Service Guide OKIPAGE 18 18n Chapter C Duplex Unit Maintenance option 5 1 Interconnection Diagram...

Page 293: ......

Page 294: ...Copyright 1998 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 295: ...n Chapter C Duplex Unit Maintenance option 5 2 PCB Layout PCB LEX Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates t...

Page 296: ...Page 147 Service Guide OKIPAGE 18 18n Chapter C Duplex Unit Maintenance option 6 0 Parts List...

Page 297: ......

Page 298: ...Copyright 1998 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 299: ...DUP 1 1 3 6 20 40597501 GEAR Assy 1 1 3 6 21 40921801 Motor 1 1 3 6 22 40381801 ROLLER Feed F 1 1 3 6 23 40381901 ROLLER Feed R 1 1 3 6 24 51609401 Bearing Feed 1 1 3 6 25 51607301 Bush 3 3 9 18 26 40...

Page 300: ...Copyright 1998 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 301: ...ird Paper Feeder Maint option 1 0 Outline 1 1 Functions 1 2 Appearance and Parts Name Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange B...

Page 302: ...to the printer automatically The main functions are as followings Applicable media l Paper Type Cut Sheet Size A4 A5 B5 Letter Executive Legal13 Legal14 l Special Size Paper Width 148 to 216mm Paper l...

Page 303: ...ter D Second Third Paper Feeder Maint option Appearance and Parts Name Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any upda...

Page 304: ...r Feeder Maint option 2 0 Description of operation 2 1 Driving Mechanism 2 2 Hopper Mechanism Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Ex...

Page 305: ...re carried to the defined 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...

Page 306: ......

Page 307: ...Copyright 1998 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 308: ...ally sent into the 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 1998...

Page 309: ......

Page 310: ...ribed Although this 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...

Page 311: ...tent of disassembly suitable for the purpose of the procedure and do not disassemble any more than necessary 4 Only specified service tools may be used 5 Disassembly must be carried out according to t...

Page 312: ...Copyright 1998 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 313: ...Page 157 Service Guide OKIPAGE 18 18n Chapter D Second Third Paper Feeder Maint option 3 2 Parts Layout This section describes the layout of the main components...

Page 314: ......

Page 315: ...Copyright 1998 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 316: ...eed 3 3 1 Cover front assy 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 bel...

Page 317: ...ssy feed 1 Remove the Case assy cassette 1 2 Disengage latchs to remove the Roller assy hopping 2 3 Disengage latchs to remove the Roller assy feed 3 Copyright 1998 Okidata Division of OKI America Inc...

Page 318: ...Page 160 Service Guide OKIPAGE 18 18n Chapter D Second Third Paper Feeder Maint option 3 3 2 Cover front assy 1 Unscrew two screws 1 to remove the Cover front assy 2...

Page 319: ...Copyright 1998 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 320: ...e Guide OKIPAGE 18 18n Chapter D Second Third Paper Feeder Maint option 3 3 3 Board BBB 1 Unscrew a screw 1 to remove the PCB cover bracket 2 2 Take away all connectors 3 and three screws 4 to remove...

Page 321: ...Copyright 1998 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 322: ...er D Second Third Paper Feeder Maint option 3 3 4 Lever paper end Lever paper near end 1 Unscrew five screws 1 to remove roller cover bracket 2 and PLATE Earth L 3 2 Disengage latches to remove the Le...

Page 323: ...Copyright 1998 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 324: ...nt assy See section 3 3 2 2 Remove the PCB cover bracket See section 3 3 3 3 Remove the roller cover bracket See section 3 3 4 4 Unscrew seven screws 1 to remove the bottom bracket 2 5 Unscrew five sc...

Page 325: ...Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner...

Page 326: ...Exchange BPX for any updates to this material http bpx okidata com...

Page 327: ...aper Feeder Maint option 3 3 6 Connector IMSA 9714N 14B Connector IMSA 9714N 14A 1 Remove the Motor See section 3 3 5 2 Unscrew two screws 1 to remove Connector IMSA 9714N 14B 2 and Plate Earth FR 3 3...

Page 328: ...Copyright 1998 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 329: ......

Page 330: ...wo screws 1 to remove the motor bracket 2 At this time the 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 Unscre...

Page 331: ...tor bracket See section 3 3 7 4 Disengage latches to remove the Feeding bearing 1 5 Disengage latches to remove the Pulley feed 2 At this time the Gear feed 3 and Bush 4 can be removed simultaneously...

Page 332: ...move the Gear hopping 6 5 Disengage latchs to remove the Gear hopping 2nd 7 At this time the Bracket planet assy 8 can be removed simultaneously 6 Take away two E ring 9 and pull out the Knock pin 10...

Page 333: ...Copyright 1998 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 334: ...de L assy See section 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...

Page 335: ...Copyright 1998 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 336: ...way 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 simultaneously 5 Unscrew a screw 7 to remove the Li...

Page 337: ...Copyright 1998 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 338: ...bleshooting 4 1 Precautions Prior to the Troubleshooting 4 2 Preparations for the Troubleshooting 4 3 Troubleshooting Method Copyright 1998 Okidata Division of OKI America Inc All rights reserved See...

Page 339: ...items provided in the Operator 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 Copyri...

Page 340: ...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 Copyrig...

Page 341: ...4 3 Troubleshooting Method When a problem occurs go through the troubleshooting according to the following procedure Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKID...

Page 342: ...size paper feeding from 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 op...

Page 343: ...Page 175 Service Guide OKIPAGE 18 18n Chapter D Second Third Paper Feeder Maint option 4 3 2 Troubleshooting Flow JAM error l Paper Input Jam...

Page 344: ...Copyright 1998 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 345: ...aper Feeder Maint option 5 0 Connection Diagram 5 1 Interconnection Diagram 5 2 PCB Layout Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Excha...

Page 346: ...Page 177 Service Guide OKIPAGE 18 18n Chapter D Second Third Paper Feeder Maint option 5 1 Interconnection Diagram...

Page 347: ......

Page 348: ...Copyright 1998 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 349: ...Page 178 Service Guide OKIPAGE 18 18n Chapter D Second Third Paper Feeder Maint option 5 2 PCB Layout...

Page 350: ...Copyright 1998 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 351: ...Page 179 Service Guide OKIPAGE 18 18n Chapter D Second Third Paper Feeder Maint option 6 0 Parts List...

Page 352: ......

Page 353: ...ch assy 1 2 6 12 25 56731641 Connector IMSA 9714N 14B 1 0 3 6 To Printer or 2nd Tray 26 56731640 Connector IMSA 9714N 14A 1 0 3 6 To 3rd Tray 27 40247301 Roller feed 1 1 3 6 28 51609401 Feeding bearin...

Page 354: ...8101 Knock Pin 1 1 3 6 61 40387401 Plate Earth FR 1 1 3 6 62 40387601 Plate Earth Shaft 1 1 3 6 63 40387501 Plate Earth BR 1 1 3 6 64 40387301 Plate Earth BL 1 1 3 6 65 40432901 Plate Earth R 1 1 3 6...

Page 355: ...ld maintenance methods for Multi Feeder option of the OKIPAGE 18 Series LED Page Printer Refer to the USER S MANUAL for operating instructions 1 1 Functions 1 2 External View and Component Names Copyr...

Page 356: ...s are the followings Paper that can be used l 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 siz...

Page 357: ...E Multi Purpose Feeder Maintenance 1 2 External View and Component Names Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any u...

Page 358: ...e Feeder Maintenance 2 0 Mechanism Description 2 1 General Mechanism 2 2 Hopper Mechanism Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchan...

Page 359: ...distance until the leading 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...

Page 360: ...2 Hopper Mechanism The hopper automatically feeds the printer with the paper being set single sheet at a time Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Bu...

Page 361: ...ction describes the disassembly procedures and for reassembly procedures basically proceed with the disassembly procedures in the reverse order 3 1 Precautions Concerning Parts Replacement 3 2 Parts L...

Page 362: ...table for the purpose of the procedure 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 procedure...

Page 363: ...Copyright 1998 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 364: ...Page 188 Service Guide OKIPAGE 18 18n Chapter E Multi Purpose Feeder Maintenance 3 2 Parts Layout This section describes the layout of the main components...

Page 365: ......

Page 366: ...Copyright 1998 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 367: ...d in the disassembly order 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 F...

Page 368: ...two locks of the upper 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...

Page 369: ...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...

Page 370: ...emove two screws 1 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 1998 Okidata Divisio...

Page 371: ...cover and remove the cover frame 5 see 3 3 1 1 to 4 2 Remove the AOLE 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...

Page 372: ...uld be hooked on the connector spring 4 and move smoothly Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any updates to this m...

Page 373: ...1 Remove the upper cover 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 1998 Okidata Division of OKI America Inc All rights reserved...

Page 374: ...upper cover see 3 3 1 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 1998 Okidata Division of OKI America Inc All rig...

Page 375: ...see 3 3 1 1 to 3 4 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...

Page 376: ...Copyright 1998 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 377: ...isengage the plate 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...

Page 378: ...Copyright 1998 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 379: ...i Purpose Feeder Maintenance 3 3 8 Mini pitch belt Feed roller 1 Remove the roller A see 3 3 7 2 Remove the bearing 1 and remove the feed roller assy 2 3 Remove two bearings 3 and remove the plate 4 4...

Page 380: ...Copyright 1998 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 381: ...roubleshooting Precautions Prior to the Troubleshooting Preparations for the Troubleshooting Troubleshooting Method Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDA...

Page 382: ...ms provided in the Operator 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...

Page 383: ...atus 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 Copyright...

Page 384: ...a problem occurs go through the troubleshooting according to the following procedure 4 3 1 LCD Status Message List 4 3 2 Troubleshooting Flow Copyright 1998 Okidata Division of OKI America Inc All rig...

Page 385: ...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 there was a feeding of multiple sheets Carry out the recovery...

Page 386: ...Page 203 Service Guide OKIPAGE 18 18n Chapter E Multi Purpose Feeder Maintenance 4 3 2 Troubleshooting Flow JAM error l Paper Input Jam...

Page 387: ......

Page 388: ...Copyright 1998 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 389: ...se Feeder Maintenance 5 0 Connection Diagram 5 1 Interconnection Diagram 5 2 PCB Layout Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange...

Page 390: ...apter E Multi Purpose Feeder Maintenance 5 1 Interconnection Diagram Copyright 1998 Okidata Division of OKI America Inc All rights reserved See the OKIDATA Business Partner Exchange BPX for any update...

Page 391: ...Page 206 Service Guide OKIPAGE 18 18n Chapter E Multi Purpose Feeder Maintenance 5 2 PCB Layout AOLE PCB...

Page 392: ...Copyright 1998 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 393: ...Page 207 Service Guide OKIPAGE 18 18n Chapter E Multi Purpose Feeder Maintenance 6 0 Parts List...

Page 394: ......

Page 395: ...6 6 51235701 One way pulley 1 1 3 6 7 51304901 Mini pitch belt 1 1 3 6 8 53343901 Roller B 1 1 3 6 9 55077601 AOLE PCB 1 1 3 6 10 56731641 Connector IMSA 9714N 14B 1 0 3 6 11 56730804 Nylon connector...

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