BROTHER_HL-2600CN sm.pdf

Brother Color Laser Printer

SERVICE MANUAL

MODEL: HL-2600CN

Read this manual thoroughly before maintenance work.

Keep this manual in a convenient place for quick and easy reference at all times.

October 2001

SM-PRN023

No part of this publication may be reproduced in any form or by any means without permission in

writing from the publisher.

Specifications are subject to change without notice.

Trademarks:

The brother logo is a registered trademark of Brother Industries, Ltd.

Apple, the Apple Logo, and Macintosh are trademarks, registered in the United States and other

countries, and True Type is a trademark of Apple computer, Inc.

Epson is a registered trademark and FX-80 and FX-850 are trademarks of Seiko Epson

Corporation.

Hewlett Packard is a registered trademark and HP Laser Jet is a trademark of Hewlett Packard

Company.

IBM, IBM PC and Proprinter are registered trademarks of International Business Machines

Corporation.

Microsoft and MS-DOS are registered trademarks of Microsoft Corporation.

Windows is a registered trademark of Microsoft Corporation in the U.S. and other countries.

PREFACE

This service manual contains basic information required for after-sales service of the color laser

printer (here-in-after referred to as "this machine" or "the printer"). This information is vital to the

service technician to maintain the high printing quality and performance of the printer.

This service manual covers the HL-2600CN color laser printer.

This manual consists of the following chapters:

CHAPTER I : OUTLINE OF PRODUCT

Features, parts names, internal structure, and description of the control panel.

CHAPTER II : SPECIFICATIONS

Specifications, etc.

CHAPTER III : INSTALLATION

Installation conditions and installation procedures.

CHAPTER IV : STRUCTURE OF SYSTEM COMPONENTS

Basic operation of the mechanical system, the electrical system and the electrical

circuits and their timing information.

CHAPTER V : CONTROL PANEL OPERATION

Operation and setting procedures on the control panel.

CHAPTER VI : PERIODIC MAINTENANCE

Description of periodic maintenance parts, and procedures for periodic

replacement and cleaning.

CHAPTER VII : DISASSEMBLY

Procedures for replacement of the mechanical system parts.

CHAPTER VIII : TROUBLESHOOTING

Description of error messages on the control panel, troubleshooting image

failure, etc.

APPENDICES :SERIAL NO. DESCRIPTIONS, ETC.

Information in this manual is subject to change due to improvement or re-design of the product. All

relevant information in such cases will be supplied in service information bulletins (Technical

Information).

A thorough understanding of this printer, based on information in this service manual and service

information bulletins, is required for maintaining its print quality performance and for improving the

practical ability to find the cause of problems.

CONTENTS

CHAPTER I PRODUCT OUTLINE .................................................... I -1

1. FEATURES ..................................................................................................... I-1

2. PARTS NAMES & FUNCTIONS ..................................................................... I-4

3. INTERNAL STRUCTURE................................................................................ I-6

4. DESCRIPTION OF CONTROL PANEL........................................................... I-7

4.1 Video Controller Mode .......................................................................................................... I-7

4.2 Engine Controller Mode ........................................................................................................ I-7

CHAPTER II SPECIFICATIONS ......................................................II-1

1. RATING.......................................................................................................... II-1

2. GENERAL SPECIFICATIONS ....................................................................... II-2

2.1. Printing ................................................................................................................................ II-2

2.2. Functions ............................................................................................................................ II-3

2.3. Electrical and Mechanical ................................................................................................... II-3

2.4. Network............................................................................................................................... II-4

2.5. Paper Specification ............................................................................................................. II-5

3. ENVIRONMENTAL CONDITION..................................................................... II-9

3.1 Ambient Temperature / Humidity / Altitude .......................................................................... II-9

CHAPTER III INSTALLATION ........................................................III-1

1. CONDITIONS REQUIRED FOR INSTALLATION ......................................... III-1

1.1. Environmental Conditions .................................................................................................. III-1

1.2. Basic Layout of Printer Set-up Location............................................................................. III-1

2. UNPACKING ................................................................................................. III-2

2.1 Unpacking of Printer ........................................................................................................... III-2

2.2 Unpack the Starter Kit......................................................................................................... III-4

3. INSTALLATION WORK................................................................................. III-5

3.1 Install the Fuser Cleaner and Oil Bottle .............................................................................. III-5

3.2 Install the OPC Belt Cartridge............................................................................................. III-6

3.3 Install the Toner Cartridge to the Printer............................................................................. III-8

3.4 Test Print............................................................................................................................. III-9

CHAPTER IV STRUCTURE OF SYSTEM COMPONENTS ........... IV-1

1. BASIC STRUCTURE..................................................................................... IV-1

1.1 Print System and Transfer System .................................................................................... IV-6

1.2 Scanning System ............................................................................................................. IV-21

1.3 Paper Transportation System .......................................................................................... IV-23

1.4 Fusing Unit....................................................................................................................... IV-25

2. STRUCTURE OF THE CONTROL SYSTEM .............................................. IV-27

2.1 Basic Structure................................................................................................................. IV-27

2.2 Control System ................................................................................................................ IV-34

2.3 Main PCB (Video Controller PCB) ................................................................................... IV-42

2.4 Power Supply Unit ........................................................................................................... IV-56

2.5 High Voltage Power Supply Unit ...................................................................................... IV-60

2.6 Wiring Diagram ................................................................................................................ IV-63

1. PANEL LAYOUT ............................................................................................ V-1

2. VIDEO CONTROLLER MODE ....................................................................... V-2

2.1 Configuration of Operational Mode ..................................................................................... V-2

2.2 Line Test Mode ................................................................................................................... V-3

2.3 DRAM Test Mode ............................................................................................................... V-7

2.4 Test Print Mode................................................................................................................... V-8

2.5 NVRAM Reset Mode...........................................................................................................V-8

3. ENGINE CONTROLLER MODE .................................................................... V-9

3.1 Configuration of Operational Mode ..................................................................................... V-9

3.2 Operation of Normal Mode................................................................................................ V-11

3.3 Service Mode .................................................................................................................... V-18

3.4 Adjustment Work Procedures ........................................................................................... V-41

CHAPTER VI PERIODIC MAINTENANCE..................................... VI-1

1. GENERAL ..................................................................................................... VI-1

1.1 Handling Precautions......................................................................................................... VI-1

1.2 Periodic Maintenance Cleaning ......................................................................................... VI-4

1.3 Periodic Maintenance Parts and Maintenance Cycle ...................................................... VI-17

2. PERIODIC MAINTENANCE PROCEDURES.............................................. VI-20

2.1 OPC Belt Cartridge Replacement .................................................................................... VI-20

2.2 Fusing Unit Replacement................................................................................................. VI-23

2.3 Transfer Roller 2 Replacement ........................................................................................ VI-27

2.4 Paper Discharger Unit Replacement ............................................................................... VI-30

2.5 Drum Cleaner 2 Replacement ......................................................................................... VI-32

2.6 Ozone Filter Replacement ............................................................................................... VI-35

2.7 Paper Pick-up Roller and Separator Pad 2 Replacement................................................ VI-36

2.8 Transfer Drum 2 Replacement......................................................................................... VI-37

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