Xerox Phaser 840 Manuals

Manuals and User Guides for Xerox Phaser 840. We have 9 Xerox Phaser 840 manuals available for free PDF download: Service Manual, Manual, Repacking Manual, Supplementary Manual, Tray Module Installation Manual, Installation Manual, Rapid Release Manual

Xerox Phaser 840 Service Manual

Xerox Phaser 840 Service Manual (287 pages)

With Phaser 8200 Color Printer Addendum

Brand: Xerox | Category: Printer | Size: 6 MB

Table of Contents

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Xerox Phaser 840 Manual

Xerox Phaser 840 Manual (160 pages)

Brand: Xerox | Category: Printer | Size: 4 MB

Table of Contents

Table of Contents
3
Cleaning and Maintenance
7
Cleaning
8
Cleaning Page
9
Vacuum
9
Drum Temperature Sensor
9
Maintenance
10
Maintenance Roller
10
Waste Tray
10
Lubrication
11
Inspection
12
Resetting NVRAM
13
Resetting Print Engine NVRAM Menu Item
14
Clearing Postscript NVRAM Menu Item
15
Key FRU Removal and Replacement
17
Main Board
18
Removing the Main Board
18
Power Supply
19
Removing the Power Supply
19
Power Control Board
20
Removing the Power Control Board
20
Paper/Drum Heater
21
Removing the Paper/Drum Heater
21
Upper Feed Roller Assembly
22
Remove the Upper Feed Roller Assembly (Left Side)
22
Removing the Upper Feed Roller Assembly (Front)
23
Drum/Transfix Assembly
24
Removing the Drum Transfix Assembly (Left Side)
25
Removing the Drum/Transfix Assembly (Right Side)
27
Drum Position Sensor Assembly
29
Marking the Drum Home Flag Sensor Alignment
29
Removing the Drum Position Sensor Assembly
30
Printhead
31
Plugging the Reservoir Holes
31
Removing the Printhead
33
X-Axis Motor and Drive Assembly
34
Removing the X-Axis Motor and Drive Assembly
34
Y-Axis Belt Drive Assembly
35
Removing the Y-Axis Belt Drive Assembly
35
Cap/Wipe/Purge Assembly
36
Removing the Cap/Wipe/Purge Assembly
37
Locking the Printhead
38
FRU List
39
Cabinet Frus
40
Cabinet Frus
41
Imaging Frus
42
Imaging Frus
43
Paper Path Frus
44
Paper Path Frus
45
Motors and Fans Frus
46
Motors and Fans Frus
47
Solenoids and Clutches Frus
51
Gears and Belts Frus
52
Gears and Belts Frus
53
High-Capacity Paper Tray Assembly
56
High-Capacity Paper Tray Assembly)
56
High-Capacity Paper Tray Frus
56
Service Tools
58
Supplies and Accessories
58
Test Prints
63
Wiring Diagrams
75
High-Capacity Paper Tray
75
Print Engine Wiring Diagram
75
Wire Routing on the Right Side of the Printer Near Right I/O Board
76
Wire Dressing above the X-Axis Drive
77
Vacuum Hose Dressing
78
Routing Wiring on the Left Side of the Printer
79
Wire Dressing Behind the Printhead
80
User Safety Summary
83
Service Safety Summary
84
General Information
85
The Phaser 840 Printer
85
Phaser 840 Printer Overview
86
Solid Inks
87
About RAM Upgrades
87
Memory Considerations
88
Installed RAM and Printer Capabilities
88
Print Engine Assemblies
90
Internal Features of the Print Engine
90
Circuit Boards of the Print Engine (Right Front View)
91
Circuit Boards of the Print Engine (Left-Rear View)
92
The Printer's I 2 C Bus
93
Printhead Maintenance System of the Print Engine
94
Sensors and Switches on the Right Side of the Print Engine
95
Sensors and Switches on the Left Side of the Printer
96
Solenoids and Clutches on the Print Engine
97
Features of the Main Board
98
Combination Sensors and Their Meanings
99
Media Tray Type Sensing
99
Tray Switch Sensor Combinations
99
Front Panel
100
Printer Front Panel
101
Printer Rear Panel
103
Rear Panel DIP Switch Settings
103
Physical Dimensions
104
Printer Installation Clearances
104
Functional Specifications
105
Electrical Specifications
106
Environmental Specifications
107
Regulatory Specifications
108
Rear Panel Leds Error Codes
109
Error Codes and Messages
109
Error Messages
112
Troubleshooting
121
System Power-Up Sequence
121
Verifying Main Board CPU Operation
123
Verifying Print Engine Operation by Printing Its Startup Page
123
Verifying Power Supply Operation
123
Inspecting the Power Supply Fuses
124
Testing for Shorted Drivers
125
Attaching the Service Load Connector to J250
125
Testing Motor and Solenoid Resistances
126
Printing and Print Quality Problems
130
Macintosh Printing Problems
141
Image Never Prints
141
Image Prints in Black-And-White
142
Windows Printing Problems
142
Bypass Mode (Manufacturing Mode)
143
Cool down Mode
143
Hidden Service Menu
144
Printing Service Test Prints
145
Printing the Configuration Page
145
Selecting Duplex Oil Chase
145
Setting Process Belt Tension
146
Setting Exit Roller Drive Belt Tension
147
Y-Axis Belts Tension Adjustment
148
Printhead-To-Drum Spacing Adjustment
150
Attaching the Digital Gap Indicator
150
Cap/Wipe/Purge Assembly Belt Adjustments
152
Aligning (Timing) the Cap/Wipe/Purge Assembly Drive Belts
153
Drum Position Encoder Gap
154
Setting the Drum Position Encoder Gap
155
Transfix Roller Pressure Spring Adjustment
156
Adjusting the X-Axis Scale Adjustment
158
Vacuum Check
159
Connecting the Vacuum Gauge to the Printer
159

Xerox Phaser 840 Repacking Manual

Xerox Phaser 840 Repacking Manual (50 pages)

Repacking the Color Printer and Its Accessories

Brand: Xerox | Category: Printer | Size: 1 MB

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Xerox Phaser 840 Service Manual

Xerox Phaser 840 Service Manual (11 pages)

Brand: Xerox | Category: Printer | Size: 0 MB

Table of Contents

Xerox Phaser 840 Supplementary Manual

Xerox Phaser 840 Supplementary Manual (11 pages)

Xerox Phaser 840: Supplementary Guide

Brand: Xerox | Category: Printer | Size: 2 MB

Xerox Phaser 840 Tray Module Installation Manual

Xerox Phaser 840 Tray Module Installation Manual (2 pages)

Color Printer High-capacity paper tray

Brand: Xerox | Category: Printer | Size: 0 MB

Table of Contents

Xerox Phaser 840 Installation Manual

Xerox Phaser 840 Installation Manual (2 pages)

Xerox Color Printer Installation Guide

Brand: Xerox | Category: Printer | Size: 0 MB

Xerox Phaser 840 Rapid Release Manual

Xerox Phaser 840 Rapid Release Manual (1 page)

Color printer

Brand: Xerox | Category: Printer | Size: 0 MB

Xerox Phaser 840 Supplementary Manual

Xerox Phaser 840 Supplementary Manual (1 page)

Xerox Phaser 840: Supplementary Guide

Brand: Xerox | Category: Printer | Size: 0 MB

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