Fuji Xerox DocuPrint 2050 User manual

DocuPrint 2050
Service Manual 1st Edition
KON001C
A

•This service manual covers the following
models
FUJI XEROX Co. Ltd. Color Laser Printer
DocuPrint 2050
•Related Materials
•Confidentiality
• This service manual is issued intending use by
maintenance service personnel authorized by
FUJI XEROX Co. Ltd.
Copying, transferring or
leasing this manual without prior consent by
FUJI XEROX Co. Ltd. is prohibited.
• When a page becomes irrelevant (e.g.
superseded by a replacement page), destroy
the page by burning or shredding it.
• Handle with care to avoid loss or damage of
the manual.
•Revision and Modification Information
When design changes or revisions relating to
this service manual occur, the overseas
technical information or overseas service
bulletin may be issued as supplementary
information until such changes are
accommodated in the updated version of this
service manual.
CAUTION Important changes including
revisions of spare part
numbers and adjustment
specifications must
immediately be reflected on
the respective pages of this
Edited by: Fuji Xerox Co., Ltd. CS&S TSC SDEG
KSP R&D Business Park Bldg 6A7
3-2-1, Sakado, Takatsu-ku, Kawasaki-shi, Kanagawa, JAPAN 213-8508
TEL [phone]
[XEROX] [The Document Company] are registered trademarks.
PRINTED IN JAPAN
DocuPrint 2050
Service Manual 1st Edition Issued: August 2005

Company Name
Department Name
Telephone No.
Full Name Employee No.
.

Introduction
Getting to know the Service Manual
How to use the Service Manual
Terms and Symbols
Abbreviations
Chapter 1 Service Call Procedure
Chapter 2 Troubleshooting
Chapter 3 Image Quality Troubleshooting
Chapter 4 Disassembly/Assembly and Adjustment
Chapter 5 Parts List
Chapter 6 General
Chapter 7 Wiring Data
Chapter 8 Accessories
Not issued
Chapter 9 BSD (Block Schematic Diagram)
Not issued
Chapter 10 Machine Overview

Preface

Preface-1
Preface
Table of Contents
Table of Contents
1. Getting to know the Service Manual................................................................. Preface - 2
2. How to use the Service Manual........................................................................ Preface - 2
2.1 Contents of Manual.................................................................................................................Preface - 2
2.2 Information on Updating..........................................................................................................Preface - 3
3. Terms and Symbols.......................................................................................... Preface - 4
4. Abbreviations.................................................................................................... Preface - 5

Introduction
1. Getting to know the Service Manual
Preface-2
1. Getting to know the Service Manual
This manual is used as the standard service manual for the DocuPrint 2050.
• Publication Comment Sheet
Enter any comments and/or corrections regarding the DocuPrint 2050 service manual into the
Publication Comment Sheet, and send it to FX/CSS/IBS through the OpCo TS or CS
department.
2. How to use the Service Manual
This manual describes the standard procedures for the servicing of the DocuPrint 2050. Refer to
Chapter 1 Service Call Procedure for efficient and effective servicing during maintenance calls.
2.1 Contents of Manual
• Hardware
This manual summarizes all technical information on the DocuPrint 2050.
• Chapters
This manual is divided into ten chapters as described below.
Chapter 1 Service Call Procedure
This chapter describes the general work and servicing procedures for the maintenance of the
DocuPrint 2050.
Chapter 2 Troubleshooting
This chapter describes the troubleshooting procedures other than image quality
troubleshooting of the DocuPrint 2050. It also describes how to use the diagnostics and
some programs.
Chapter 3 Image Quality Troubleshooting
This chapter describes the image quality troubleshooting procedures of DocuPrint 2050.
Chapter 4 Disassembly/Assembly and Adjustment
This chapter describes the disassembly, assembly, adjustment and replacement procedures
for components of the DocuPrint 2050.
Chapter 5 Parts List
This chapter contains spare parts list for DocuPrint 2050.
Chapter 6 General
This chapter contains the following general information on DocuPrint 2050.
6.1 Specifications
6.2 Tools and Service Consumables
6.3 Consumables
6.4 Periodic Replacement Parts
6.5 Installation Procedure
Chapter 7 Wiring Data
This chapter describes the wiring data of DocuPrint 2050.
7.1 Connector [P (plug) / J (jack)]
7.2 General Wiring Diagram
7.3 Wiring Diagram between Parts

Introduction
2. How to use the Service Manual
Preface-3
Chapter 8 Accessories (Not issued)
Chapter 9 BSD (Block Schematic Diagram) (Not issued)
Chapter 10 Machine Overview
This chapter gives an overview of the functions of the main components of DocuPrint 2050.
2.2 Information on Updating
This manual will be revised and sent to each customer engineer as specified below. Revisions must
be incorporated correctly to keep the manual up-to-date.
Updating Procedure
• When the entire manual is revised, "1st Edition" on the front cover will be renewed to 1st Edition,
2nd Edition, 3rd Edition and so on.
• When this manual is partially revised, revisions will be sequentially indicated as Revision A,
Revision B, Revision C, etc. All revised pages will be marked accordingly with "Revision A",
"Revision B", "Revision C" and so on.
Revision Sidebar
When any paragraph, table or figure has been added or amended, a revision sidebar will be
added to indicate where the revision was made.
If the same page is changed again due to a subsequent revision, revision sidebars associated
with the previous revision(s) will be deleted.
(Example)

Introduction
3. Terms and Symbols
Preface-4
3. Terms and Symbols
Specific terms and symbols used in any particular chapter are described in the Preface for that
section. The terms and symbols described here are used throughout this manual.
• The terms and symbols used at the beginning of a text are defined as follows:
DANGER Indicates an imminently hazardous situation, such as death or serious
injury if operators do not handle the machine correctly by disregarding
the statement.
WARNING Indicates a potentially hazardous situation, such as death or serious
injury if operators do not handle the machine correctly by disregarding
the statement.
CAUTION Indicates a potentially hazardous situation, such as injury or property
damage if operators do not handle the machine correctly by
disregarding the statement.
INSTRUCTION Indicates that the printer or its components may be damaged if the instructed
procedure is not strictly observed.
NOTE Used to emphasize the procedure, servicing, and regulation.
REFERENCE Used to describe the technical terminology and supplementary explanations.
OBJECTIVE Used to explain purpose of adjustment.
• REP : Indicates the disassembly/assembly procedure for reference.
• ADJ : Indicates the adjustment procedure for reference.
• PL : Indicates the parts list for reference.
• ASSY : Means Assembly.
Safety Critical Components (SCC)
For the safety control of the Safety Critical Components and the components specified, follow the
regulations regarding the Safety Critical Components set by Fuji Xerox Co., Ltd.

Introduction
4. Abbreviations
Preface-5
4. Abbreviations
Abbreviations
This manual contains abbreviations that are specific to this manual, as well as general
abbreviations, which include:
ASSY Assembly
AUX. Auxiliary
BCR Bias Charge Roll
BTR Bias Transfer Roll
CL. Clutch
CLK Clock
CM Blade Charging & Metering Blade
CONT. Controller
CR Charge Roll
CRU Customer Replaceable Unit
CST Cassette
DB Developing Bias
dpi dots per inch
DTS Detack Saw
ELEC. Electric
EP Electrophotography
ESS Electronic Sub System
FDR Feeder
FG Frame Ground
H/R Heat Roll
HVPS High Voltage Power Supply
I/F Interface
LLeft
L/H Left Hand
LD Laser Diode
L/P Low Paper
LVPS Low Voltage Power Supply
MCU Machine(Main) Control Unit
MOT. Motor
MP Multi Purpose
MSI Multi Sheet Inserter
N/F Normal Force
N/P No Paper
OPC Organic Photo Conductor
P/H Paper Handling
P/R Pressure Roll
PPM Prints Per Minute
PWB Printed Wiring Board
R Right
R/H Right Hand
REGI. Registration
ROS Raster Output Scanner
RTN Return
SG Signal Ground
SNR Sensor
SOL. Solenoid
SOS Start Of Scan
SPI Scans Per Inch
TEMP. Temperature
TR Transfer Roll
TRANS. Transport
Mag. Roll Magnet Roll