Page 2 - NOTICE; The contents of this manual are subject to change without notice.
NOTICE All rights reserved. No part of this manual may be reproduced, stored in a retrieval system, or transmitted in any form or by a ny means, electronic,mechanical, photocopying, recording, or otherwise, without the prior written permission of SEIKO EPSON CORPORATION. The contents of this man...
Page 3 - PRECAUTIONS; DANGER; ELECTRONICS TECHNICIANS IN THEIR LINE OF WORK.; WARNING; PRINTED CIRCUIT BOARDS AND/OR INDIVIDUAL CHIPS.
PRECAUTIONS Precautionary notations throughout the text are categorized relative to 1)Personal injury and 2) damage to equipment. DANGER Signals a precaution which, if ignored, could result in serious or fatal personal injury. Great caution should be exercised in performingprocedures preceded by DAN...
Page 4 - PREFACE
PREFACE This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPL-5700. The instructions andprocedures included herein are intended for the experienced repair technicians, and attention should be given to the precautions on the pr...
Page 5 - REVISION STATUS; Date; All
REVISION STATUS Rev. Date Page(s) Contents A 1998/05/06 All First release
Page 6 - TABLE OF CONTENTS; PRODUCT DESCRIPTION
TABLE OF CONTENTS PRODUCT DESCRIPTION 1.1 FEATURES ................................................................................................................... .............................................. 1-1 1.2 PAPER SPECIFICATION .............................................................
Page 7 - OPERATING PRINCIPLES
OPERATING PRINCIPLES 2.1 OPERATING PRINCIPLES OF MECHANISM ............................................................................................................ 2-1 2.1.1 Overview ....................................................................................................................
Page 8 - TROUBLESHOOTING
2.1.9 Fusing Process ................................................................................................................................................................................2-11 2.1.9.1 Overview ....................................................................................
Page 9 - DISASSEMBLY AND ASSEMBLY
3.4 TROUBLESHOOTING ................................................................................................................................................3-10 3.4.1 Handling Paper Jam .............................................................................................................
Page 15 - Printable Area
EPL-5700 Chapter1 Product Description Rev. A 1-1 1.1 FEATURES EPL-5700 is a small and compact A4 size page printer that semiconductorlaser beam scanning is applied for. Following shows features. Figure 1-1. Exterior View PROCESS SPECIFICATION Method: Dry mono-component xerographic method Light s...
Page 16 - Multipurpose tray; CONSUMABLES
EPL-5700 Chapter1 Product Description Rev. A 1-2 PAPER HANDLING Table 1-1. Paper Handling Paper supply method Capacity Supplied paper size Permissible paper thickness Multipurpose tray 150sheets*1 Standard paper typesare those that fallwithin the range ofthose usable sizesgiven below.76.2 x 127 ∼ 21...
Page 20 - PAPER SPECIFICATION; PAPER TYPES; CAUTION; The paper type listed below can not be used with
EPL-5700 Chapter1 Product Description Rev. A 1-6 POWER CONSUMPTION Power consumption 120V model 220-240V model Standard Maximum current 5.3A 3.0A Powerconsumption Maximum(duringwarming up) 580W 580W Average during continuous printing Less than 200W Less than 210W Standby mode(average) heater on Le...
Page 21 - Chapter1 Product Description; PAPER CLASSIFICATIONS
EPL-5700 Chapter1 Product Description Rev. A 1-7 CAUTION • • Special ink-jet paper(surface fine paper, glossypaper, glossy film, etc). PAPER CLASSIFICATIONS Table 1-6.Paper Classification Paper supply Standard paper Normal Paper (60 to 90 g/m 2 ) Special Paper 1* 2* 3* 4* 5* PaperTray O ♦ ♠ ♠ ♠ ♠ ♠ ...
Page 22 - Form Feed LED(yellow): Comes on when data is received and stored in
EPL-5700 Chapter1 Product Description Rev. A 1-8 1.3 PANEL OPERATION 1.3.1 Power Switch Power switch is located left rear side of the printer. It controls power On/Off. 1.3.2 Control Panel The control panel of EPL-5700 is located right edge of the front printer.There are six LED lights and four non ...
Page 23 - From the power is turned on until the On Line
EPL-5700 Chapter1 Product Description Rev. A 1-9 Memory LED(yellow): Displays a non-flashing light when either a Print Overrun or Mem Overflow error hasoccurred. Flashes when the resolution isreduced from 600 to 300 dpi, because of lackof memory size. Refer to Chapter 3 for error conditions. CAUTI...
Page 28 - Initialization of Panel Setting Values
EPL-5700 Chapter1 Product Description Rev. A 1-14 Initialization of Panel Setting Values Turn on the power while pressing Continue switch, then the printerresets panel setting values to the original setting which were set at thefactory. Then, printer goes to Warm Boot and returns to the normal...
Page 29 - OPTIONS AND CONSUMABLE; Name
EPL-5700 Chapter1 Product Description Rev. A 1-15 1.4 OPTIONS AND CONSUMABLE Following shows options and consumable for EPL-5700. Table 1-15. Printer Options Name Code 500 Sheet Lower Paper Cassette C81287* Face Up Tray C81286* Operational memory module Refer to Reference Guide EPSON Script Level 2 ...
Page 33 - Chapter2 Operating Principles; OPERATING PRINCIPLES OF MECHANISM
EPL-5700 Chapter2 Operating Principles Rev. A 2-1 2.1 OPERATING PRINCIPLES OF MECHANISM 2.1.1 Overview Mechanism part of this printer consists of rollers, gears and main motor,which causes driving power in order to load the paper. Paper Eject Roller(F/U) Main Motor Paper Eject Roller(F/D) Back Up Ro...
Page 34 - Fusing roller
EPL-5700 Chapter2 Operating Principles Rev. A 2-2 2.1.2 Paper Path There are 2 kinds of paper feedings; multi paper feed tray(150 sheets) andmanual feed(1 sheet). Optional second paper feed unit(500 sheets) can beinstalled.The paper once loaded is carried to the transfer roller → Fusing roller → Pap...
Page 37 - Figure 2-6. Cassette Type Sensor Mechanism
EPL-5700 Chapter2 Operating Principles Rev. A 2-5 2.1.4.2 Paper Empty Sensor On the relay board, the paper empty sensor is mounted and detects if thereis any paper in the paper feed cassette. If there is any paper in the cassette,the actuator is stood up, and the sensor goes to OFF condition.If ther...
Page 38 - PC Drum; line, it is moved down by delaying emitting time of the /VIDEO signal.
EPL-5700 Chapter2 Operating Principles Rev. A 2-6 2.1.5 Laser Exposure An electrostatic latent image is created on the OPC drum by the laser beamemitted from the print head. In order to count appropriate timing to print theimage, following control is performed. PC Drum SOS Sensor Laser Diode Polygon...
Page 39 - Print head starts laser exposure after receiving /VIDEO signal.
EPL-5700 Chapter2 Operating Principles Rev. A 2-7 2.1.5.2 Main Scanning Direction(Horizontal scanning direction) In order to make the timing of laser emission, which is emitted every one lineis scanned, SOS sensor is mounted on the laser diode control board. 2.1.5.3 Printable Area 1. Controller send...
Page 40 - and is collected in the development part.
EPL-5700 Chapter2 Operating Principles Rev. A 2-8 2.1.6.2 Cleaning OPC drum Toner which is not transferred to the paper because of paper jam or papersize error needs to be cleaned since it remains on the OPC drum andmakes its surface dirty. Cleaning sequence is as follows. 1. Although toner on the O...
Page 43 - Figure 2-14. Fusing Temperature Control Circuit
EPL-5700 Chapter2 Operating Principles Rev. A 2-11 2.1.9 Fusing Process 2.1.9.1 Overview In this process, toner which is transferred to the paper in the transferprocess is fused to the paper. Fusing system this printer uses is the heatroller fusing system. The toner on the paper is melted by pressur...
Page 44 - at; Figure 2-15. Heat Roller Temperature Control
EPL-5700 Chapter2 Operating Principles Rev. A 2-12 185 175 105 Warm-up H e at R o ller Tem per at ur e( C ) Mode1 Mode2 Mode3 45 sec. 208 sec. Waiting mode During printing Temperature detected by thermister Figure 2-15. Heat Roller Temperature Control Temperature Control Mode2. This mode goes to m...
Page 45 - Paper volume that each tray can hold(Regular paper); Face down tray
EPL-5700 Chapter2 Operating Principles Rev. A 2-13 2.1.10 Paper Eject 2.1.10.1 Face up/Face down disengage mechanism The paper which passed the fusing is ejected either face-up or face-down bythe disengage mechanism. By operating the disengage lever manually,which is located at the paper eject mouth...
Page 47 - Figure 2-18. Locaion of Electric Parts in the Second Paper Feed; Solenoid On: Transmission of driving force.
EPL-5700 Chapter2 Operating Principles Rev. A 2-15 Table 2-6. Function of Each Electric Parts(Cont.) Name Function Inter lock switch(S2) Detects open/close condition of the uppercover and blocks output power except DC5V,when the cover is opened. • Cover is closed; On Laser diodecontrol board Detects...
Page 48 - CONTROLLER OPERATING PRINCIPLES; Main Controller Part; Engine part; Engine Controller Part
EPL-5700 Chapter2 Operating Principles Rev. A 2-16 2.3 CONTROLLER OPERATING PRINCIPLES C234 Main-B board, the controller of this printer consists of main controllerpart and engine controller part. The main controller part processes printingorder from the host computer and generates video signal. The...
Page 53 - Chapter3 Troubleshooting; ELECTRIC CHECK POINT; Use the recommended fuses.; Table below shows rated power fuse F1.
EPL-5700 Chapter3 Troubleshooting Rev. A 3-1 3.1 OVERVIEW Like other page printers, there are many error modes in this printer, makingidentification of failed parts or component more difficult. In order to solve thisproblem, this chapter shows how to check and identity malfunction from themajor comp...
Page 55 - PRINTER CONDITION
EPL-5700 Chapter3 Troubleshooting Rev. A 3-3 3.3 PRINTER CONDITION 3.3.1 Indication This printer always monitors its condition and indicate it on the control panelby necessity. Indication of the printer condition are classified following asfollows. Status: No error. Error: Error occurs. Warnin...
Page 61 - The paper eject sensor is not turned on within 2.84
EPL-5700 Chapter3 Troubleshooting Rev. A 3-9 3.3.2 Paper Jam Sensor 3.3.2.1 Overview This sensor checks if there is any paper in the printer or not by detecting theconditions of signals from paper feed sensor and paper eject sensor.The paper jam sensor during the paper passing in the printer monitor...
Page 63 - Troubleshooting for Abnormal Operations
EPL-5700 Chapter3 Troubleshooting Rev. A 3-11 3.4.2 Troubleshooting for Abnormal Operations 3.4.2.1 Abnormal Laser Table 3-13. Remedy for Abnormal Laser 1 Check Item Remedy 1.Laser diode is abnormal. --- • Exchange the print head unit. • Exchange main control board. 3.4.2.2 Abnormal Polygon Motor Ta...
Page 64 - Troubleshooting Print Quality Problems; Install the toner cartridge.
EPL-5700 Chapter3 Troubleshooting Rev. A 3-12 3.4.3 Troubleshooting Print Quality Problems When the print quality problems occur, exchange the toner cartridge anddrum cartridge first, then, find out that its cause comes from each cartridgeor from the printer. Table 3-17. Print Quality Problems Sympt...
Page 65 - Back of the paper is dirty.
EPL-5700 Chapter3 Troubleshooting Rev. A 3-13 Table 3-19. Print Quality Problems Symptom Possible Cause Solution Back of the paper is dirty. Fusing roller is dirty. *Exchange the fusingroller or fusing unit.(Refer to Note* below) Transfer roller isdirty. *Exchange thetransfer roller.(Refer to Note* ...
Page 66 - Space; Figure 3-10. Horizontal Lines with Spaces
EPL-5700 Chapter3 Troubleshooting Rev. A 3-14 3.4.4 Horizontal Lines If the phenomenon shown below that black lines appear with certain spacesis caused by drum or rollers, defective parts can be determined bymeasuring its space between lines, as it is shown in Table 3-21. Space Space Figure 3-10. Ho...
Page 69 - Chapter4 Disassembly and Assembly; This Chapter shows procedure for disassembly and assembly.; Precaution for Disassembly and Assembly; Handling the OPC drum:
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-1 4.1 OVERVIEW This Chapter shows procedure for disassembly and assembly. 4.1.1 Precaution for Disassembly and Assembly Read following caution and warning carefully before starting disassemblyand assembly. WARNING Make sure to plug off the powe...
Page 71 - DISASSEMBLY PROCEDURE
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-3 4.2 DISASSEMBLY PROCEDURE This section explains disassembly procedure for major mechanism and unit,which composes this printer. Refer to the flow chart. The assemblyprocedures are not described, except for special notes where necessary,because as...
Page 72 - Figure 4-2. Preparation Before Disassembly
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-4 4.2.1 Preparation Before Disassembly Before disassembling the printer, it is necessary to perform followingpreparation. 1. Push the release button located left side of the top cover, and open the top cover. 2. Take the toner cartridge out of the ...
Page 73 - the hook of the shield cover, and release the fixing.; Hook of Shield Cover
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-5 4.2.2 Right Cover Removal 1. Lift up the tab part of the cover a little bit, which is fixing the right cover to the hook of the shield cover, and release the fixing. 2. Pushing the right cover toward back a little bit, remove the cover to the rig...
Page 74 - frame of the printer, and remove it upward.
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-6 4.2.3 Paper Feed Roller Removal 1. Open the paper feed roller cover.2. Remove one CP(O) screw(3x8) securing the paper feed roller to the shaft. 3. Remove the paper feed roller. Print Head CP(O) (3x8) Paper Feed Roller Cover Paper Feed Roller Figu...
Page 75 - the main control board, and remove the cover.; ROM Cover; Push the lever of ROM connector securing ROM board, and remove the; ROM Board
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-7 4.2.5 ROM(C215PROG-B) Exchange 1. Remove the right cover.(Refer to section .4.2.2)2. Loosen two CBB screws(3x6) securing ROM cover to the shield cover of the main control board, and remove the cover. ROM Cover CBB(3x6) Figure 4-7. ROM Cover Remov...
Page 76 - Figure 4-9. Fixing Screws for Control Panel; Control Panel
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-8 4.2.6 Control Panel Removal 1. Remove the right cover. (Refer to section 4.2.2)2. Remove two CS screws(3x8) securing the control panel to the shield cover of the main board.(One screw is on the side of the cover and theother one is on the top sur...
Page 77 - of the main control board.; Figure 4-11. Fixing Screws at the Front Cover; Left Edge Hook; Figure 4-12. Lower Edge Hooks of the Front Cover
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-9 4.2.7 Front Cover Removal 1. Remove the right cover.(See section. 4.2.2)2. Remove the control panel. (Refer to section.4.2.6)3. Remove one CS screw(3x8) securing the front cover to the shield cover of the main control board. Upper Edge Hooks at F...
Page 78 - and remove the inter lock switch.; Interlock Switch
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-10 4.2.8 Interlock Switch Removal 1. Remove the right cover.(See section 4.2.2)2. Remove the control panel. (See section 4.2.6)3. Remove the front cover. (See section 4.2.7)4. Remove the harness of the inter lock switch from the switch.5. Remove on...
Page 79 - Remove ten CS screws(3x6) securing the main control board to the; Figure 4-15. Fixing Screws on the Main Control Board
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-11 4.2.9 Main Control Board Removal 1. Remove the right cover.(See section 4.2.2)2. Remove the control panel.(See section 4.2.6)3. Remove the front cover. (See section 4.2.7)4. Remove ten CBS screws(3x6) securing the shield cover of the main contro...
Page 80 - Left Cover
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-12 4.2.10 Left Cover Removal 1. Remove the right cover. (See section 4.2.2)2. Remove paper feed roller cover. (See section 4.2.4)3. Remove the control panel.(See section 4.2.6)4. Remove the front cover. (See section 4.2.7)5. Remove two CS screws(3x...
Page 81 - head unit to the printer.
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-13 4.2.11 Print Head Unit Removal 1. Remove the right cover.(See section 4.2.2)2. Remove the paper empty sensor.(See section 4.2.4)3. Remove the control panel. (See section 4.2.6)4. Remove the front cover.(See section 4.2.7)5. Remove the left cover...
Page 83 - paper feed unit, from the connector at the paper guide.; paper feed unit, and remove the paper feed solenoid.
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-15 12. Remove the harness of paper feed solenoid, which is connected to the paper feed unit, from the connector at the paper guide. CHECK POINT 9 When installing the fixing screw, make sure thatthe paper feed unit is in the frame.(See “B” infigure4...
Page 85 - with out-teethed washer securing the rear cover to the printer.
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-17 4.2.15 Rear Cover Removal 1. Remove the right cover. (See section 4.2.2)2. Remove the paper empty sensor.(See section 4.2.4)3. Remove the control panel. (See section 4.2.6)4. Remove the front cover.(See section 4.2.7)5. Remove the left cover.(Se...
Page 86 - It is necessary to exchange the fusing unit every 50000 sheets.; connector part of the paper eject sensor.
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-18 4.2.16 Fusing Unit Removal It is necessary to exchange the fusing unit every 50000 sheets. CAUTION The life span of the transfer roller and fusing unitare same. So, if you need to exchange the fusingroller because of worn-out or etc., make sure ...
Page 88 - terminal board to the fusing unit.
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-20 6. Remove one CP(O) screw(3x6) and one CSB screw(3x8) securing the terminal board to the fusing unit. 7. Remove the heater lamp. CP(O)(3x6) CSB(3x8) Heater Lamp Terminal Board Heat Roller Voltage Indication Figure 4-26. Heater Lamp Removal CHECK...
Page 89 - and remove the thermister from the fusing unit.; Figure 4-28. Thermister and Thermostat Removal
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-21 4.2.17.2 Thermister, Thermostat Removal 1. Remove the fusing unit. (See Section 4.2.16)2. Remove the heater lamp.(See section 4.2.17.1)3. Remove the driven gear from the heat roller.4. 1)Move the heat roller to the right side once, 2)Move it to ...
Page 90 - Harness of the Thermister; Figure 4-29. Locating Harness of the Thermister; of the paper eject sensor.; Sensor Lever
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-22 CHECK POINT 9 Face down the sharp side of the separationclaws as it is shown in Figure4-28, whenremoving or installing them. Lay the harness of the thermister, as it is shownfigure4-29. Harness of the Thermister Back side of the fusing u...
Page 91 - printer. Remove the front cover transferring.; Figure 4-32. Installing the Transfer Roller
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-23 4.2.18 Transfer Roller Exchange It is necessary to exchange the transfer roller, approximately every 50000sheets. CAUTION Since the life span of the transfer roller andfusing unit are same, if you need to exchangethe transfer roller because ...
Page 93 - Power Board
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-25 13. Remove 2 CS screws(3x8), one CP(O) screw(3x6), one CP screw(4x6) and one out-teethed washer securing the power board to the powerinstallation board, and remove the power board. CS(3x8) CS(3x8) CP(O)(3x6) CP(4x6) Out-teethed washwer Power Boa...
Page 94 - connector of the high voltage board.
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-26 4.2.20 High Voltage Board Removal 1. Remove the right cover. (See section .4. 2.2)2. Remove the paper empty sensor. (See section 4.2.4)3. Remove the control panel. (See section 4.2.6)4. Remove the front cover. (See section 4.2.7)5. Remove the sh...
Page 95 - Paper Feed Sensor
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-27 4.2.21 Paper Sensor(PS1) Removal 1. Remove the right cover.(See section 4.2.2)2. Remove the paper empty sensor. (See section 4.2.4)3. Remove the control panel. (See section 4.2.6)4. Remove the front cover. (See section 4.2.7)5. Remove the shield...
Page 96 - Left Frame
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-28 4.2.23 Driving Unit Removal 1. Remove the right cover. (See section. 4. 2.2)2. Remove the paper empty sensor. (See section 4.2.4)3. Remove the control panel. (See section 4.2.6)4. Remove the front cover. (See section 4.2.7)5. Remove the shield c...
Page 97 - Figure 4-39. Second Paper Feed Roller Removal
EPL-5700 Chapter4 Disassembly and Assembly Rev. A 4-29 4.3 DISASSEMBLY AND ASSEMBLY FOROPTIONAL SECOND PAPER FEED UNIT 4.3.1 Second Paper Feed Roller Exchange 1. Lift up the tab of the paper feed roller. (1)2. Move the paper feed roller to (2) direction.3. Remove the paper feed roller toward (3) dir...
Page 99 - ADJUSTMENT
Page 101 - Chapter5 Adjustment; Interlock Switch Position Adjustment; Move the interlock switch up and down, and tighten the screw at the
EPL-7500 Chapter5 Adjustment Rev. A 5-1 5.1 ADJUSTMENT This chapter explains adjustment procedure. Adjustment should be doneafter components and parts are exchanged. 5.1.1 Interlock Switch Position Adjustment If the printer power does not turn on when the top cover is closed even atthe power switch ...
Page 103 - MAINTENANCE
Page 107 - APPENDIX
Page 109 - Chapter7 Appendix; CONECTOR PIN ASSIGMENTS; Figure 7-1. Interconnection with Main Board
EPL-5700 Chapter7 Appendix Rev. A 7-1 7.1 CONECTOR PIN ASSIGMENTS Figure below shows interconnections with main board. SIMM CN5 CN6 RS-422 CN7 CN9 CN202 CN203 CN204 CN205 CN206 CN207 CN208 CN209 CN210 CN211 CN212 CN1 CN2 CN3 C234 Main-B Board Heater Lamp InterlockSwitch Power Board 2ndPaperFeed Unit...
Page 114 - CIRCUIT BOARD COMPONENT LAYOUT
EPL-5700 Chapter7 Appendix Rev. A 7-6 7.2 CIRCUIT BOARD COMPONENT LAYOUT Figure 7-2. C234 Main Control Board Component Layout(Front) Figure 7-3. C234 Main Control Board Component Layout(Rear)
Page 115 - Following pages show exploded diagrams of EPL-5700.
EPL-5700 Chapter7 Appendix Rev. A 7-7 7.3 EXPLODED DIAGRAM Following pages show exploded diagrams of EPL-5700. 1. Housing2. Paper Exit Section3. Paper Take-Up Section4. Fusing Unit5. Drive/Transfer Unit6. Frames I7. Frames II8. Optional 2 nd Lower Paper Feeding Section I9. Optional 2 nd Lower Paper ...
Page 116 - HOUSING
08 3705 3504 3504 3704 3704 09 13 07 06 10 11 04 14 12 15 02 03 16 05 01 1 HOUSING
Page 117 - PAPER EXIT SECTION
08 07 05 06 05 02 04 03 02 01 01 2 PAPER EXIT SECTION 3704 3704 3704 3704
Page 118 - PAPER TAKE-UP SECTION
11 03 24 13 12 01 15 16 17 18 14 10 09 08 04 23 02 06 05 07 19 03 01 22 21 20 25 3 PAPER TAKE-UP SECTION 3704 3704 3704 SL1 3704 0601 1308 9109 9109
Page 119 - FUSING UNIT
07 09 06 13 08 12 PS3 11 07 05 04 15 15 15 15 14 02 08 18 TS1 3923 TH1 H1 16 17 10 01 22 21 23 03 20 19 3704 3504 3704 1305 1305 3704 4 FUSING UNIT
Page 121 - FRAMES I
16 19 18 17 4012 4012 17 15 14 22 06 06 12 13 21 20 12 11 10 09 08 07 06 06 05 05 04 03 02 01 3501 2901 3501 3501 S2 3501 3501 3501 4011 4011 3504 8301 PE1 3501 3504 6 FRAMES I
Page 122 - FRAMES II
02 PU1 03 04 05 06 01 14 07 08 07 09 10 11 13 12 15 PH 16 7 FRAMES II 3504 3501 3704 3501 3704 3704 3704 3501 1305 2514 8302
Page 125 - Circuit diagram of C234 main board is on the next pages.
EPL-5700 Chapter7 Appendix Rev. A 7-17 7.4 CIRCUIT DIAGRAM Circuit diagram of C234 main board is on the next pages. 1. C234 Main Board 1/22. C234 Main Board 2/23. C239 PROG Board(Depending on destinations)
