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Xerox 8830 Service Manual
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REP
7.10
A
Lowe
r
Medi
a
Rol
l
Heate
r
Part
s
Lis
t
o
n
P
L
7.
2
WARNIN
G
Switc
h
of
f
th
e
Mai
n
Powe
r
Switch
.
Disconnec
t
th
e
Powe
r
Cord
.
Remova
l
1
.
Loose
n
th
e
screw
s
an
d
ope
n
th
e
Rea
r
Door
.
2
.
(Figur
e
1)
:
Remov
e
th
e
Lowe
r
Medi
a
Rol
l
Heater
.
Remov
e
th
e
Lowe
r
Medi
a
Rol
l
Heate
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Figur
e
1
.
Removin
g
th
e
Lowe
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Medi
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Rol
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1/9
8
4-1
3
REP7.10
A
96
98
Table of Contents
Table of Contents
5
Section 2 Repair Analysis Procedures
6
1. Service Call Procedures
9
Section Contents
9
Table of Contents
9
Introduction
10
Call Flow Diagram
11
Initial Actions / System Checks
12
Print Defect Isolation Procedure
13
Workstation Checkout Procedure
14
Status Code Entry Chart
15
Message Display Entry Chart
26
Maintenance Procedures
27
Call Back
33
Section 3 Print Quality Raps
33
System Checkout/ Final Action
33
2. Repair Analysis Procedures
35
Section 6 General Procedures
36
LL41, LL.45 Fuser Warmup Fault RAP
37
LL.42 Thermal Control RAP
39
LL.43 Fuser Overtemperature RAP
40
LL.44 Fuser too Hot RAP
41
LL 60/61 NVM Fault RAP
42
LL90 Overtoned Fault RAP
43
LL91 Undertoned Fault RAP
45
OF1 Control Panel RAP
47
Clutch RAP
49
Generic Clutch Rap
49
Sensor RAP
50
Generic Sensor Rap
50
Switch RAP
51
Generic Switch Rap
51
3. Print Quality
53
Print Quality Initialization Procedure
54
Print Defects
55
Print Quality Definitions
55
Print Quality General Diagnostics
56
Print Quality Specifications
58
Damaged Media
59
Media Handling Problems
60
PQ 1 Background
61
PQ2 Bands
62
PQ3 Bands
63
PQ4 Black Lines
64
PQ5 Black Prints
65
PQ6 Blank Prints / Partial Image
66
PQ7 Blurred Image
67
PQ 8 Deletions (Bands)
68
PQ9 Deletions (Bands)
69
PQ 10 Deletions (in Solid and Halftone Areas)
70
PQ11 Deletions (Spots)
71
PQ12 Finger Marks
72
PQ13 Light Image
73
PQ 14 Misregistration
74
PQ 15 Residual Image
75
PQ16 Skewed Image
76
PQ17 Smears
77
PQ 17A Smudge
78
PQ 18 Spots
79
PQ 19 Uneven Density
80
PQ 20 Unfused Prints
81
PQ21 Wrinkle
82
PQ22 Offsetting
83
4. Repair / Adjustment
85
REP 3.1 Main PWB
87
REP 3.2 High Voltage Power Supply
88
REP 7.1 Media Supply Drawer
89
Internal Gear
90
REP 7.2 Rewind Gear and Rewind
90
REP 7.3 Roll Feed Pinch Rolls
91
REP 7.4 Roll Feed Drive Rolls
92
REP 7.5 Feed Clutch
93
REP 7.6 Rewind Clutch
94
REP 7.7 Motion Sensor
95
REP 7.9 Roll Drive Motor
96
REP 7.10A Lower Media Roll Heater
97
REP 7.10B Upper Media Roll Heater
98
REP 7.11 Encoder Disk
99
REP 8.1 Media Transport Assembly
101
REP 8.2 Media Exit Switch
104
REP 8.3 Buckle Switch
105
REP 8.4 Cut Sheet Media Feed Clutch
106
REP 8.5 Pressure Plates
107
REP 8.7 Sheet Pinch Rolls
110
REP 8.8 Media Registration Sensor
111
REP 8.9 Fabric Guide
113
REP 8.10 Media Transport Drive Motor
115
REP 8.11 Sheet Feed Switch
116
REP 8.12 Registration Pinch Rolls
117
REP 8.13 Media Feed Drive Belt
121
REP 8.15 Cutter Home Sensor
122
REP 8.16 Exit Roll
123
REP 8.17 Registration Drive Roll
124
REP 9.1 Xerographic Module
127
REP 9.2 Drum Assembly
130
REP 9.3 Drum
133
REP 9.4 Cleaner Blade Kit
134
REP 9.5 Developer Module
137
REP 9.6 Cartridge Drive Motor
141
REP 9.7 Developer Material
142
REP 9.8 Scorotron Pin Kit
148
REP 9.9 Transfer / Detack Corotron
150
REP 9.11 Toner Sensor
151
Sensor
152
REP 9.13 Sump Shield
154
REP 9.14 Cartridge Drive Plate
156
REP 9.17 Photoreceptor Seal
158
REP 9.18 Air Pressure Tubes
159
REP 9.19 Roller Kit
161
REP 9.20 Image Module
162
REP 10.1 Heat Rod
167
REP 10.2 Heat Roll
171
REP 10.3 Fuser Triac
172
REP 10.7 Web Oiler Assembly
173
REP 10.8 Stripper Fingers
174
REP 10.9 Web Oiler
175
ADJ 3.2 Country Configuration
177
ADJ 8.1 Vertical Magnification
178
ADJ 8.2 Lead Edge Registration
179
ADJ 8.3 Cut Length
180
ADJ 8.4 Media Transport
181
ADJ 9.2 Electrostatic Series
185
ADJ 9.3 Image Density
189
5. Parts List Section
195
Pl 1.2 Ac Electrical Components
199
Pl 7.1 Roll Supply Feed Assembly
202
Pl 7.2 Roll Supply Drives
203
Pl 7.3 Roll Supply Drawer Components
204
Pl 7.4 Roll Supply Drawer Components (Part 2 of 4)
205
Pl 7.5 Roll Supply Drawer Components
206
Pl 7.6 Roll Supply Drawer Components
207
Pl 7.8 Media Cutter Components
209
Media Transport
212
Pl 8.3 Cut Sheet Feed Components
212
Pl 8.4 Media Transport Components
213
Pl 9.2 Photoreceptor
215
Pl 9.6 Web Oiler Assembly
221
Xerographic Module
215
Pl 9.9 Developer Module Components (Part 1 of 2)
224
Pl 9.10 Developer Module Components
225
Pl 10.1 Xerographic Module Assembly
227
Pl 10.2 Fuser Components
227
Pl 14.2 Front Door and Right Side Covers
231
Pl 14.3 Developer Cover and Catch Tray
232
Pl 14.4 Top Cover and Catch Tray Brack- Ets
233
Pl 15.1 Miscellaneous Electrical Connec
234
Common Hardware
235
Part Number Index
236
Removal Procedure
261
7. Wiring Data
285
How to Use Bsds
286
Level 1 Bsd
287
Level 1 BSD
288
Corotron and Developer Bias Power
289
Drum Discharging
289
Image Transfer and Media Stripping
289
Imaging (Leftside)
289
Toner/Developer Dispense
289
Fuser Heat
290
Fuser Oil Dispensing
290
Fusing and Media Exit
290
Table of Contents
377
About this Documentation
379
Organization
379
Section 8 Accessories
379
How to Use this Documentation
380
Other Information
381
Reference Symbology
382
Final Actions
394
Physical Characteristics
443
Environmental Conditions
443
2. Repair Analysis Procedures
496
1.0 Entry RAP
498
1.1 AC Power RAP
500
1.2 DC Power RAP
502
1.3 Exposure Lamp RAP
507
1.4 Document Drive RAP
510
Sensors and FORWARD/REVERSE Switch RAP
514
4. Repair and Adjustment Procedures
525
REP 4.1.1 Right and Left Side Panel
527
REP 4.1.2 Rear Panel
528
REP 4.1.3 Exposure Lamp
529
REP 4.1.4 Lamp Sockets
531
REP 4.1.5 Platen Glass
532
REP 4.1.6 Edge Present Sensor
533
REP 4.1.7 Edge Registered Sensor
535
REP 4.1.8 Left Top Cap
537
REP 4.1.9 Right Top Cap
538
REP 4.1.10 Control PWB
539
REP 4.1.11 Forward/Reverse Switch
541
REP 4.1.12 Motor Assembly and Main Drive Belt
543
REP 4.1.13 Stall Detect Sensor Assembly, Tachometer Drive Belt, and Tachometer Pulley
545
REP 4.1.14 Lamp Ballast Assembly
547
REP 4.1.15 Power Distribution PWB
549
REP 4.1.16 Power Supply
550
REP 4.1.17 Document Drive Rolls
552
REP 4.1.18 Idler Roll Assembly
557
REP 4.2.1 SCSI Adaptor PWB
560
ADJ 4.1.1 Calibrate Motor Speed
562
ADJ 4.1.2 Calibrate Document Registration
563
ADJ 4.1.3 Front to Back Stitch
564
ADJ 4.1.4 Left to Right Stitch
566
ADJ 4.1.5 Camera Normalization
567
ADJ 4.1.6 Installing a Firmware Upgrade in the Scanner
568
ADJ 4.1.7 Edge Present Sensor
569
ADJ 4.1.8 Top Cover Clearance
571
6. General Procedures
587
Diagnostics
588
Installation of Diagnostic Software - Laptop Computer
588
Introduction
588
Starting the Diagnostic Software from a Floppy Disk
588
Configuring for Extended Diagnostics - XPC/ES8150
589
Problem Solving - Communications Error
590
Starting the Diagnostic Software - Laptop Computer
590
Returning to Normal Configuration
591
Using the Diagnostic Software
593
Operating the Diagnostics
594
Normalize Scanner
594
Full System Test
595
Memory Tests
595
Component Tests
597
Calibrate Motor Speed
597
Component Input Tests
598
Test Forward/Reverse Switch
598
Test Document Edge Sensors
598
Component Output Tests
599
Lamp State
599
Motor State
599
Motor Direction
599
Left to Right Stitch Alignment
599
Front to Back Stitch Alignment
600
Download Code
601
Scan and View
602
Scan and View Screen
602
Raster View Screen
603
Read NVR
604
Restore Factory NVR Values
605
Set Machine Motor Speed
606
Scanner Installation
607
Scanner Preparation
607
Connecting the Scanner to the ES8150 System W/O Tag
608
Connecting the Scanner to the ES8150 System with Tag
610
Connecting the Scanner to Other Systems
612
SCSI Termination
612
Stand Alone
613
Installation - Other Systems
614
Change Tag/Mod Index
616
7356 Scanner
620
1.1 AC Power Distribution
621
1.2 DC Power Generation
622
4.1 Main Drive Motor Control
624
4.2 Mechanical Power
625
5.1 Document Transport/ Registration
626
6.1 Document Illumination
627
6.2 Image Projection
628
14.1 Communication
629
Other manuals for Xerox 8830
User Guide
128 pages
Operator's Manual
51 pages
4
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Xerox 8830 Specifications
General
Brand
Xerox
Model
8830
Category
Printer
Language
English
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