Xerox 2135DX - Phaser Color Laser Printer Bedienungsanleitung
Printed on recycled paper
PHASER
®
2135
COLOR PRINTER
Service Reference Guide
071-0725-00
Warning
The following servicing instructions are for
use by qualified service personnel only. To
avoid personal injury, do not perform any
servicing other than that contained in
operating instructions unless you are qualified
to do so.
This printing: January 2001
071-0725-00
PHASER® 2135
COLOR PRINTER
Service Quick Reference Guide
Copyright © Xerox Corporation. Unpublished rights reserved under the copyright laws of
the United States. Contents of this publication may not be reproduced in any form without
permission of Xerox Corporation.
Phaser
®
, PhaserShare
®
, ColorStix
®
, the TekColor
®
icon, Made For Each Other
®
, DocuPrint
®
,
WorkSet
®
, Ethernet
®
, the stylized X, and XEROX
®
are registered trademarks of Xerox
Corporation. PhaserLink™, PhaserPort™, PhaserPrint™, PhaserSym™, PhaserTools™,
InfoSMART™, and the TekColor™ name are trademarks of Xerox Corporation. TekColor
Care
SM
and RealSUPPORT
SM
are service marks of Xerox Corporation.
FTP
®
Software is a registered trademark of FTP Software, Incorporated.
PCL
®
and HP-GL
®
are registered trademarks of Hewlett-Packard Corporation.
Novell
®
and NetWare
®
are registered trademarks of Novell, Incorporated.
Sun
®
, Sun Microsystems
®
, and Sun Microsystems Computer Corporation
®
are registered
trademarks of Sun Microsystems, Incorporated.Other marks are trademarks or registered
trademarks of the companies with which they are associated.
All trademarks noted herein are either the property of Xerox Corporation, Pantone, Inc., or
their respective companies.
© Pantone, Inc., 1988.
TE/sn
Users safety summary
Terms in
CAUTION Conditions that can result in damage to the product.
manual:
WARNING Conditions that can result in personal injury
or loss of life.
Power source:
For 110 VAC printers, Do not apply more than 140 volts RMS
between the supply conductors or between either supply conductor and ground.
Use only the specified power cord and connector. For 220 VAC printers, do not
apply more than 260 volts RMS between the supply conductors or between either
supply conductor and ground. Use only the specified power cord and connector.
Refer to a qualified service technician for changes to the cord or connector.
Operation of product:
Avoid electric shock by contacting a qualified service
technician to replace fuses inside the product. Do not operate without the covers
and panels properly installed. Do not operate in an atmosphere of explosive
gases.
Safety instructions:
Read all installation instructions carefully before you plug the
product into a power source.
Terms on
CAUTION A personal injury hazard exists that may not be
product:
apparent. For example, a panel may cover the hazardous area.
Also applies to a hazard to property including the product itself.
DANGER A personal injury hazard exists in the area where
you see the sign.
Care of product:
Disconnect the power plug by pulling the plug, not the cord.
Disconnect the power plug if the power cord or plug is frayed or otherwise
damaged, if you spill anything into the case, if product is exposed to any excess
moisture, if product is dropped or damaged, if you suspect that the product needs
servicing or repair, and whenever you clean the product.
Ground the product:
Plug the three-wire power cord (with grounding prong) into
grounded AC outlets only. If necessary, contact a licensed electrician to install a
properly grounded outlet.
Lifting the printer:
To avoid injury or damage to the printer, use three people to
lift the printer.
Symbols as marked on product:
DANGER high voltage:
Protective ground (earth) terminal:
Use caution. Refer to the manual(s) for information:
WARNING:
If the product loses the ground connection, usage of knobs and
controls (and other conductive parts) can cause an electrical shock. Electrical
product may be hazardous if misused.
Service safety summary
For qualified service personnel only:
Refer also to the preceding Users Safety
Summary.
Do not service alone:
Do not perform internal service or adjustment of this
product unless another person capable of rendering first aid or resuscitation is
present.
Use care when servicing with power on:
Dangerous voltages may exist at several
points in this product. To avoid personal injury, do not touch exposed
connections and components while power is on.
Disconnect power before removing the power supply shield, soldering, or
replacing components.
Do not wear jewelry:
Remove jewelry prior to servicing. Rings, necklaces, and
other metallic objects could come into contact with dangerous voltages and
currents.
Power source:
This product is intended to operate from a power source that will
not apply more than 120 or 250 volts AC RMS (depending on printer model)
between the supply conductors or between either supply conductor and ground.
Aprotective ground connection by way of the grounding conductor in the power
cord is essential for safe operation.
!
Service Guide
v
General Information 1
The Phaser 2135 Color Printer 2
Printer RAM and printer capabilities 4
CRC life counter behavior 4
Print engine assemblies 5
The image processor board 8
The control panel 9
On Line LED 9
! Fault 9
Rear panel 10
Accessing special operating modes 11
System controller board LEDs 11
Paper tray size sensing 12
Specifications 13
Regulatory specifications 16
Error Codes and Messages 17
Error messages 17
Troubleshooting 29
Fault History Log 29
Power on self-diagnostic test 30
Print engine troubleshooting 31
Testing the print engine controller board 31
Verifying printer operation by using its self-test print 32
Verifying power supply operation 32
Measuring power supply voltages 32
Inspecting the low-voltage power supply fuse 34
Safety interlocks 34
Ensuring the +5 VDC loop is complete 35
Testing for a shorted motor 36
Motor and fuser roller resistances 37
Media jams and the paper path 38
Media-based problems 38
Media problems 38
Multiple-sheet pick 38
The media skews passing through the paper path 39
The paper tray indicates it is empty when it is not 39
Contents
vi
Phaser 2135 Color Printer
Jams 40
Wrong media 40
Paper jams at the paper tray 40
Manual bypass feeder feed jams 41
Paper jams at the registration rollers 41
Paper jams at the transfer belt 41
Fuser jams 42
Eject jams 42
Jams in the duplex unit 43
No imaging drum installed 43
Imaging drum up/down error 43
Fan error 44
Fuser unit error 44
Other problems 45
The printer continuously displays “Booting” or “Initializing.” 45
False “No toner cartridge installed” message 45
False “No fuser unit installed” message 45
Right-side door indicated being open when it is closed 46
High temperature error 46
Low temperature error 46
Invalid memory DIMM 46
Printing and print quality problems 47
Light or blurred images 47
Dark, stained background 48
Blank print 49
Black stripe in direction of paper travel 50
White stripe in direction of paper travel 51
Poor fusing, toner offsetting 52
Repeating defect or voids on print 53
Missing characters or voids in print 54
Color misalignments 55
Unexpected colors 56
Image is skewed on the paper 57
Image is not centered on the print 57
The print is wrinkled 57
Macintosh printing problems 58
Image never prints 58
Image is rotated 90 degrees 58
Image prints in black-and-white 58
Printer isn’t in the Chooser 59
Windows printing problems 59
Image never prints 59
Service Guide
vii
Service Tests and Adjustments 61
Starting the diagnostics mode 61
Switch scan test 63
Motor and clutch tests 69
Test printing 72
Consumable count initialization 74
Consumable counter display 75
Consumable continuation counter display 76
Adjusting color density and balance 77
Printing a Test Page 77
Interpreting the Color Balance test print 77
What to look for 78
Making adjustments 78
Adjustment recovery 79
Cleaning and Maintenance 81
Service preventive maintenance procedure 81
Recommended tools 82
Periodically replaced parts 82
Cleaning 83
Cleaning the LED bar 83
Cleaning the pickup roller 83
Resetting NVRAM 85
FRU Disassembly 87
About screw colors 87
Cabinet panels 88
Top cover 88
Rear cover 89
Front cover 90
Left-side cover 91
Face-up tray 92
Right door 93
Frame components 94
Electrical card cage cooling fan 94
Front power supply fan 95
Rear power supply fan 96
Rear shield plate 97
Electrical card cage 98
Printer unit chassis 100
Top cover inner frame and front/rear top cover spring assembly 102
Front plate assembly 104
viii
Phaser 2135 Color Printer
Electronic boards 105
System controller board 105
RAM DIMMs 106
Hard drive 107
Print engine controller board 108
Toner sensor board 109
Entrance sensor board 111
High voltage power supply 112
Low voltage power supply 114
Control panel 115
Paper feed components 116
Tray 1 feed roller and nudger roller 116
Paper-size sensing board 117
Main feeder assembly 118
Paper tray lift motor 118
Multi-sheet bypass feeder components 119
Multi-sheet bypass feeder 119
Drive gear 119
Multi-sheet bypass feeder sensors 119
Temperature/humidity sensor board 119
Paper transport components 121
Tray 1 entrance sensor actuator 121
Belt entrance and multi-sheet bypass feed sensor actuators 122
Duplex solenoid and exit solenoid 123
Transfer belt unit 124
Registration components 125
Registration clutch 125
Registration motor assembly 126
Registration roller assembly A and drive gear 127
Registration roller assembly B 129
Exit assembly and fuser components 130
Duplex guide assembly 130
Fuser latching handle (front) 132
Fuser latching handle (rear) 134
Fuser exit roller 135
Exit sensor assembly 137
Eject guide assembly 138
Stack full sensor 139
Service Guide
ix
Drive assembly components 141
Main motor assembly 141
Imaging drum motor 142
Fuser motor and transfer belt drive motor assembly 143
Xerographic components 144
Shutter plate 144
Color registration sensor assembly 145
Color registration solenoid 146
LED assembly 147
Drum contact assembly 148
Toner sensor actuators 149
Duplex unit 151
FRU List 153
Using the parts list 153
Test Prints 173
Wiring Diagram 177
Dieses Handbuch passt für folgende Modelle
2
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