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C910
Oki C910 Service Manual
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Oki Data CONFIDENTIAL
44043511TH Re
v
.2
110 /
4.3.
1
Cover
-Rear
,
Cover
-Si
de
(R
)
,
an
d
Cover
-S
ide
(
R
)
Rear
(
1)
O
pen
Cover
Assy-
T
op
.
(
2)
Unscrew
the
5
sc
rews
,
the
n
remove
Cover
-
Rear
.
(
3
)
Unscrew
the
2
sc
rews
,
the
n
remove
Cover
-
Side
(
R
)
with
it
warped.
(4)
Unscrew
t
he
s
crews
,
the
n
remove
Cover
-
Side
(
R
)
Rear
.
110
112
Table of Contents
Maintenance Manual
1
Table of Contents
7
Configuration
10
System Configuration
10
Printer Composition
11
Optional Composition
12
Specifications
14
Interface Specifications
16
USB Interface Specifications
16
Network Interface Specifications
17
Parallel Interface Specifications
18
Descriptions of Operations
21
Main Control PCB
22
Engine Control PCB
26
Power Unit
28
Mechanical Process
29
Electrophotographic Processing Mechanism
30
Paper Processing Mechanism
34
Sensor
43
Paper-Related Sensor
43
Other Sensors
44
Color Drift Correction
45
Image Transfer Control According to Environmental Change (Room Temperature and Relative Humidity)
45
Paper Jam Detector
46
Cover Open
47
Toner Low Detection
48
Paper Size Detection
51
Power on Process
52
Self-Diagnostic Test
52
Color Drift Detection
53
Reading Version of Routine Replacement Units
54
Life Counter of Replaceable Units
54
Toner Usage Level Detection
55
Printer Installation
56
Precautions and Prohibition
56
Printer Unpacking Procedure
58
Printer Installation Instructions
59
Packed Units and Attachments
60
Assembly Procedure
61
Printer Main Body
61
Power Cable Connection
68
Installation of Optional Components
72
Checking of Optional-Component Recognition
85
Menumap Printing
87
How to Connect
88
Checking of User Paper
91
Parts Replacement
92
Precautions When Replacing Parts
92
Parts Layout
94
Parts Replacement Method
110
Cover-Rear, Cover-Side (R), and Cover-Side (R) Rear
111
Cover-Side (L) and Cover Assy-Front
112
Stacker Assy-FU
113
Cover Assy-OP Panel, Cover-Guard (R), Cover-Guard (Front) and Cover-Guard (L)
114
Op Pcb
115
Cover Assy-Top
116
FAN-PCB-Assy, CU-Board-Assy and S2X/S2V-PU-Board
117
Job-Offset-Assy 723 and Basket-Assy
118
Plate Top Assy
120
Eject-Assy
121
Motor-Pulse-Belt and Sensor-Resist-Assy
122
FDR Unit-MPT
123
FDR Unit-Resist
124
Duct Assy
125
HV-Assy
126
Power Unit
127
Low Voltage Power Source Assy and Motor-FAN
128
Belt-Assy
129
Fuser Unit-LBT
130
Unit-Duplex
131
Paper Feed Roller
132
MPT Feed Roller
133
Adjustment
134
System Maintenance Menu
134
ID Check Pattern Print ("TEST PRINT MENU" Item)
136
Maintenance Utility
136
Maintenance Menu and Its Function
139
Maintenance Menu
139
Engine Maintenance Mode
139
Operation Panel
139
Switch Scan Test
141
Test Print
149
Panel Display Details
153
Various Printing Methods with a Stand-Alone Printer Coming with a Controller
167
Adjustment after Replacing Parts
168
Precautions When Replacing the Engine Control PCB
168
Precautions Upon EEPROM Replacement
168
CU PCB of 1200 Dpi Printer and Replacement of Mounted Components
170
Precautions in Key Chip Replacement (1200Dpi Printer)
171
Precautions in EEPROM Replacement (1200 Dpi Printer)
172
Precautions in HDD Replacement (1200 Dpi Printer)
173
Product Code of Maintenance HDD (1200 Dpi Printer)
174
Setup of EEPROM after Replacement of TBX PCB
175
Setup of Destination
176
Versions of Firmware for Maintenance Purpose (600 Dpi Printers)
177
Density Correction
178
Paper Thickness Detection/Sensitivity Correction
179
Routine Replacement
181
Routine Replacement of Consumable Parts
181
Cleaning
181
LED Lens Array Cleaning
181
Pickup Roller Cleaning
182
Cleaning Feed Roller
183
Malfunction Repair Procedure
189
Precautions before Repairs
189
Items to Check before Remedying Abnormal Image
189
Precautions before Remedying Abnormal Image
189
Troubleshooting Preparations
189
Troubleshooting
189
LCD Message List
190
Preparing for Troubleshooting
199
Troubleshooting with Abnormal Image
213
Check Fuse
228
Connection Diagram
229
Check Resistance Value
229
Diagram of Part Layout of Various PCB
236
Message List
243
Message Chart of C910/C930
243
Illustration Appears on the Operating Panel
252
F/W Revision (C910)
255
F/W Rev. Table
255
Check Abd Version Display
255
Appendix-A C910/C930 Lcd/Led Display
256
Other manuals for Oki C910
User Guide
112 pages
Troubleshooting Guide
33 pages
Manual
11 pages
Setup Guide
56 pages
Hardware
2 pages
Material Safety Data Sheet
52 pages
5
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Oki C910 Specifications
General
Brand
Oki
Model
C910
Category
Printer
Language
English
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