Epson EPL-5800 User manual

EPSONEPL-5800
A4MonochromeLaserPrinter
SEPG99012
®
SERVICE MANUAL
SERVICE MANUALSERVICE MANUAL
SERVICE MANUAL

Notice
!All rights reserved. No part of this manual may be reproduced, stored in a retrieval system, or transmitted in any form or by any means,
electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SEIKO EPSON CORPORATION.
!The contents of this manual are subject to change without notice.
!All efforts have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected, SEIKO EPSON
would greatly appreciate being informed of them.
!The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for any errors in this manual or the consequences
thereof.
EPSON is a registered trademark of SEIKO EPSON CORPORATION.
General Notice: Other product names used herein are for identification purpose only and may be trademarks or registered trademarks of their
respective owners. EPSON disclaims any and all rights in those marks.
Copyright © 1999 SEIKO EPSON CORPORATION. Printed in Japan.

PRECAUTIONS
Precautionary notations throughout the text are categorized relative to 1) Personal injury and 2) Damage to equipment.
The precautionary measures itemized below should always be observed when performing repair/maintenance procedures.
DANGER
1. ALWAYS DISCONNECT THE PRODUCT FROM THE POWER SOURCE AND PERIPHERAL DEVICES PERFORMING ANY MAINTENANCE
OR REPAIR PROCEDURES.
2. NOWORK SHOULD BE PERFORMED ON THE UNIT BY PERSONS UNFAMILIAR WITH BASIC SAFETY MEASURES AS DICTATED FOR
ALL ELECTRONICS TECHNICIANS IN THEIR LINE OF WORK.
3. WHEN PERFORMING TESTING AS DICTATED WITHIN THIS MANUAL, DO NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL
INSTRUCTED TO DO SO. WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED, USE EXTREME CAUTION IN WORKING ON
POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS.
WARNING
1. REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN.
2. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING
PLATE. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT
TO THE POWER SOURCE.
3. ALWAYS VERIFY THAT THE EPSON PRODUCT HAS BEEN DISCONNECTED FROM THE POWER SOURCE BEFORE REMOVING OR
REPLACING PRINTED CIRCUIT BOARDS AND/OR INDIVIDUAL CHIPS.
4. IN ORDER TO PROTECT SENSITIVE MICROPROCESSORS AND CIRCUITRY, USE STATIC DISCHARGE EQUIPMENT, SUCH AS ANTI-
STATIC WRIST STRAPS, WHEN ACCESSING INTERNAL COMPONENTS.
5. REPLACE MALFUNCTIONING COMPONENTS ONLY WITH THOSE COMPONENTS BY THE MANUFACTURE; INTRODUCTION OF
SECOND-SOURCE ICs OR OTHER NONAPPROVED COMPONENTS MAY DAMAGE THE PRODUCT AND VOID ANY APPLICABLE EPSON
WARRANTY.
W ARNING
Signals a precaution which, if ignored, could result in
serious or fatal personal injury. Great caution should
be exercised in performing procedures preceded by a
WARNING heading.
CAUTION
Signals a precaution which, if ignored, could result
in damage to equipment.

PREFACE
This manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of EPL-5800. The
instructions and procedures included herein are intended for the experienced repair technicians, and close attention should be given to the
precautions on the preceding page. Chapters are organized as follows:
CHAPTER 1. PRODUCT DESCRIPTIONS
Provides a general overview and specifications of the product.
CHAPTER 2. OPERATING PRINCIPLES
Describes the theory of electrical and mechanical operations of the product.
CHAPTER 3. TROUBLESHOOTING
Provides the step-by-step procedures for troubleshooting.
CHAPTER 4. DISASSEMBLY AND ASSEMBLY
Describes the step-by-step procedures for disassembling and assembling the
product.
CHAPTER 5. ADJUSTMENT
Provides adjusting procedures.
CHAPTER 6. MAINTENANCE
Provides preventive maintenance procedures.
APPENDIX
Provides the following addition information for reference:
- Connector Pin Diagram
- Circuit Board Component Layout
- Parts Lists & Exploded Diagrams
- Circuit Schematics

Revision Status
Revision Date of Issue Description
A January 7, 2000 First Release
B February 15, 2000 [Chapter 7 : Appendix] The parts list is added.

CHAPTER
1
PRODUCTDESCRIPTION

EPSON EPL-5800 Revision B
Product Description Outline 9
1.1 Outline
EPSON EPL-5800 is non-impact page printer with semi-conductor laser and
electrophotographic technology.
1.1.1 Features
ENGINE FEATURES
!Compact and lightweight, A4 support engine
!Resolution/ printing speed: See table below.
!Standard paper supply includes cassette-like universal paper tray (150 sheets) and
manual feed tray (one sheet)
!Option support for 500-sheets lower cassette (A4, Letter size)
CONTROLLER FEATURES
!High-speed controller, employing new CPU
"CPU = VR4310 / Clock = 133MHz
"16 MB fitted as standard RAM and Expandable up to 256MB Max.
!Two standard interfaces
"IEEE1284 parallel interface
"USB interface (Windows 2000 supported)
!One Type B interface slot equipped (Level 3 supported)
!Euro Symbol supported
!EnhancedMicroGray installed (available only in 600dpi and 300dpi. automatically
Off at 1200dpi)
!RITech installed (available only in 600dpi and 300dpi. Automatically switched
Off when 1200dpi is selected.)
SOFTWARE FEATURE
!The following modes and resolution are supported.
!NLSP is included in the main unit font ROM
!The number of built-in font added
ESC/Page: 49 → 84 fonts
PCL: 45 → 80 fonts
!USB Revision 1.1 supported (for Widows 2000 USB PnP)
Table 1-1. Resolution and Printing Speed
Resolution Printing Speed
300dpi / 600 dpi 10ppm
1200 dpi 5ppm
Table 1-2. Supporting Modes
Mode 1200dpi 600dpi 300dpi Note
ESC/Page ###
PCLXL # # #
PCL5e x ##
ESC/P2 x# #
FX x ##
1239X x# #
PostScript ### Optional

EPSON EPL-5800 Revision B
Product Description Basic Specifications 10
1.1.2 Differences from EPL-5700
*1: Maximum RAM capacity is possible when 256 MB SDRAM DIMM is implemented.
Even when 256 MB SDRAM DIMM is implemented, the maximum RAM capacity is
limited up to 256MB.
*2: When PS option is implemented, other extension DIMMs (font etc.) cannot to be
implemented.
1.2 Basic Specifications
1.2.1 Printer Basic Specifications
Printing Method: Electrophotographic process using semiconductor laser
beam scanning and dry mono-component toner
Resolution: 600dpi / 1200dpi
(1200dpi is half speed control)
Printing Speed: See table below.
*1: Printing speed is lower when printing custom paper size because the automatic cleaning is
carried out.
Table 1-3. Differences from EPL-5700
Item EPL-5700 EPL-5800 Note
Engine speed 8ppm 10ppm
Real 1200dpi support x#5ppm when
1200dpi is selected.
CPU performance R4300-100MHz R4310-133MHz
RAM capacity
(Standard / Maximum) 4MB / 36MB 16MB / 256 MB*1
RAM type EDO RAM SIMM SDRAM DIMM
Expansion ROM ROM DIMM x 2 ROM DIMM*2 x 1 For Adobe PS 3 kit
Serial I/F RS232C USB Support USB
Revision 1.1.
NLSP ROM DIMM Standard
PCL mode level PCL5e PCL6
Built-in fonts 45 80 For PCL
49 84 for ESC/Page
NLSP Bitmap3 Option Standard Included in the
main unit font
ROM.
PostScript (Optional) Clone PS2 Adobe PS3
Table 1-4. Printing Speed
Paper Size
600dpi 1200dpi
Main Unit Lower Cassette
Unit*1 Main Unit Lower Cassette Unit*1
A4 or LT 10PPM minimum 10PPM minimum 5PPM minimum 5PPM minimum
LGL 8.4PPM minimum -- 4.2PPM minimum --
B5 10PPM minimum -- 5PPM minimum --
A5 10PPM minimum -- 5PPM minimum --

EPSON EPL-5800 Revision B
Product Description Basic Specifications 11
First Print: See table below.
*1: Printing speed is lower when printing custom paper size because the automatic cleaning is
carried out.
Warm-up Time: [At 23°C, rated voltage]
"22sec Max.
(From when powered on until “Ready” is displayed)
"10sec Max.
(Recovering from Standby mode)
Paper Supply: See table below.
*1: Using 75 g/m2(20lb) paper
*2: Feed one sheet at a time from the top of the paper tray when manual feed.
*3: The fixe size cassette (A4 or LT) can be installed. Maximum paper capacity including the
paper tray is 650 sheets.
Table 1-5. First Print
Paper Size
600dpi 1200dpi
Main Unit Lower Cassette
Unit*1 Main Unit Lower Cassette Unit*1
A4 or LT 18sec maximum 19sec maximum 27sec maximum 29sec maximum
LGL 19sec maximum -- 29sec maximum --
B5 18sec maximum -- 26sec maximum --
A5 18sec maximum -- 24sec maximum --
Table 1-6. Paper Supply
Paper Feed
Method Capacity Paper Size Paper Thickness
Paper Tray
(Fixed) 150 sheets*1 Standard or custom paper sizes within the following ranges;
76.2x127 to 215.9x355.6mm
(A4, JIS-BIDS, A5, Letter,
Government Letter, Executive,
Legal, Government Legal, F4, Half
Letter)
Plain paper
60 to 90 g/m2
(16 to 24 lb)
10 sheets Envelops
(Monarch, C10, DL, C5, C6,
International-B5, Labels,
Transparencies, Thick Papers)
Plain paper
60 to 90 g/m2
(16 to 24 lb)
Thick paper
90 to 163 g/m2
Special paper
(Labels, Transparencies)
Manual feed
slot*2 1 sheet Standard or custom paper sizes
within the following ranges;
100x148 to 215.9x355.6mm
Plain paper
60 to 90 g/m2
(16 to 24 lb)
Thick paper
90 to 163 g/m2
Special paper
(Labels, Transparencies)
Lower
Cassette
Unit*1,*3
500
sheets*1 A4 or LT Plain paper 60 to 90 g/m2
(16 to 24 lb)

EPSON EPL-5800 Revision B
Product Description Basic Specifications 12
Paper Size: See table below.
*1: Supported size differs according to the market destination
Consumables:
"Toner cartridge (user replaceable)
"Photoconductor unit (user maintenance item)
Applicable paper sizes:
"Paper tray:
paper width 76.2mm (3 inch) to 215.9mm (8.5 inch)
paper length 127mm (5 inch) to 355.6mm(14 inch)
"Manual feed slot:
paper width 110mm (3.9 inch) to 215.9mm (8 inch)
paper length 148mm (5.8 inch) to 355.6mm(14 inch)
"2nd cassette: Supported paper size = A4, Letter
Paper-feed reference: Center line reference for each paper size
Output paper capacity: [Face-down]
Max. 100 sheets
(with standard paper immediately after unpacked)
[Face-up]
Max. 20 sheets
(with standard paper immediately after unpacked)
* Switching between face-up/face-down is made by
manually operating the lever on the top of the printer.
Dimensions: 387W x 475D x 338 H (mm)
(Main unit only)
Weight: Approx. 7kg
(excluding consumables or options)
Table 1-7. Paper Size
Paper Size Paper Size
(mm / inch) Paper Tray Manual Feed Slot
Lower
Cassette
Unit*1
Plain
paper A4 210x297 ###
A5 148x210 # #
JIS-B5 182x257 ##
LT 215.9x279.4 (8.5x11”) # #
HLT 139.7x215.9 (5.5x8.5”) ##
LGL 215.9x355.6 (8.5x14”) # #
EXE 184.15x266.7 (7.25x10.5”) ##
GLG 215.9x330.2 (8.5x13”) # #
GLT 203.2x266.7 (8x10.5”) ##
F4 210x330 # #
3”x5” 76.2x127 (3x5”) #
Special
paper MON 98.43x190.5 (37/8x7 1/2”) # #
C10 104.78x241.3 (41/8x9 1/2”) ##
DL 110x220 # #
C5 162x229 ##
C6 114x162 # #
I-B5 176x250 ##
16MO 198x275 # #