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All in One Printer
C830
Oki C830 Maintenance Manual
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Oki Data CONFIDENTIAL
8.
C
ON
N
E
CT
I
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N
DI
A
GRA
M
S
IC508
C510
IC501
IC502
C511
R525
R518
R513
R536
C532
R533
R519
C517
C533
C521
C513
R534
R522
R521
R515
C518
C535
C524
C516
C519
C520
R517
C553
C548
C545
C538
C537
C531
C528
C526
R530
C555
C557
C547
C544
C536
C530
C527
C525
C539
C506
R512
C512
C502
C501
C540
C534
C514
C523
R537
C529
R535
C522
R544
C586
C587
R543
R546
R545
R540
R541
R548
C588
R547
R542
R520
C541
C542
C574
D505
D504
C573
C672
C671
C670
C669
C668
R597
R630
R611
R600
R598
R612
R645
R650
R655
R658
R659
R662
R660
R663
R666
C746
C745
C822
C830
C829
C827
C823
RM581
RM582
RM578
RM572
RM555
C688
C689
C698
C699
C714
C727
C728
C729
C730
C731
C733
C750
C749
C756
C769
C770
C785
C784
C796
C795
C801
C791
C800
C816
C815
C812
C813
C790
C771
C748
C747
C740
C739
C738
C737
C754
C766
C767
C781
C782
C789
C797
C809
C808
C792
C793
C768
C780
C798
C794
C783
C778
R677
C761
C755
C732
C715
C716
C709
C710
C915
C914
C839
C838
R802
C895
C894
F506
DBF532
DBF531
DBF530
DBF529
DBF528
DBF527
DBF526
DBF525
DBF524
DBF523
DBF522
DBF521
DBF520
DBF519
DBF518
DBF517
CC501
F504
C907
RRM505
RRM501
DBF503
CC502
CC503
IC506
DBF501
DBF502
DBF504
DBF507
DBF505
DBF506
DBF508
DBF533
RR501
RRM508
RRM504
R823
R822
R679
RRM507
RRM503
RRM506
RRM502
DBF515
DBF513
DBF514
DBF516
DBF511
DBF509
DBF510
DBF512
DBF536
C858
RR504
C774
C773
C762
C743
C734
C735
C725
C717
C712
C711
C705
C704
C703
C693
R652
R647
R643
R642
C763
C764
C753
C744
C736
C716
C701
C713
C752
C765
R667
R668
R665
C708
C707
C700
C706
C696
C695
C684
R653
R648
R644
R636
R635
R614
R615
R616
R617
R618
R619
R610
R621
R622
R626
R628
R627
C685
C697
C694
C687
C667
C690
C686
R664
BF504
DBF535
RR503
DBF534
RR502
F505
C722
C721
C724
C723
C742
C741
R683
R651
RM548
RM549
RM556
RM573
R731
R712
C766
R689
R691
R692
R694
R711
R709
C779
C702
C757
R671
R672
R675
R713
R715
R717
R732
R734
R736
C831
R739
R740
R741
R742
R720
C814
R719
R721
R608
R631
R529
R649
RM521
RM516
RM517
RM520
RM531
RM532
RM546
C760
RM550
RM561
RM566
RM552
RM560
RM567
RM571
RM570
R707
R710
R700
R703
R702
R706
RM553
RM577
RM579
RM574
RM576
RM580
RM584
R778
R776
R773
C833
C836
C835
C821
C820
C819
C818
C817
C775
C777
C720
C719
C644
C650
C633
C615
C611
C591
F501
C913
C912
C643
C642
C776
SDRAM4
IGTD501
C841
C832
C837
C834
R747
R746
SDRAM3
SDRAM2
SDRAM1
RM583
R744
R745
R725
R727
R726
R743
RM575
RM530
RM534
RM519
RM524
RM528
RM537
RM540
RM542
RM545
RM547
RM525
RM536
RM539
C572
D503
D502
C571
R514
C515
F502
C657
C650
C651
C653
C652
RM514
RM515
C624
C626
C623
C625
C627
F507
F503
LANIC
65
64
39
C726
C759
C758
C920
R824
R767
RM586
RM564
RM569
RM551
RM544
C859
R812
C842
C222
RM591
RM558
RM557
RM554
RM565
RM563
C807
RM590
RM585
RM588
RM587
RM562
C824
R782
C825
RST501
C828
RM559
R705
C787
R704
BF505
R701
38
1
128
102
103
CENT_1
1
32
RM589
R583
R582
R576
R575
R574
R573
R572
OSCUSB1
RM592
C866
R555
C890
C603
C889
C621
C594
C876
C613
C880
C579
C881
R796
R797
BF510
R795
R794
C873
C874
C891
C892
C885
C581
C605
C580
C882
C551
C554
C550
C549
C884
C557
C562
C602
C608
C593
C589
C567
C585
C886
C620
C622
C877
C870
C869
C868
C867
C583
R591
C635
C872
C871
RM502
C614
C634
C604
C636
C543
IC511
C677
R640
RM526
RM533
RM535
RM541
RM529
RM527
RM522
R606
R646
R692
C679
C678
R607
RM543
RM538
C648
RM518
RM523
BF503
C923
C649
IC504
IC505
IG502
R609
C922
C924
R581
R566
C641
R567
R511
C655
C921
R577
C610
C645
R578
R579
C903
C640
C639
C638
C637
C899
C634
C905
C673
C595
C904
C676
C675
R599
C674
C900
C682
C681
C683
C896
C902
C661
IC510
C901
C906
R806
R805
R804
R803
C660
C659
C658
C666
C665
C664
C663
R603
R601
C662
C898
C864
C863
C862
C865
C897
R817
R811
R819
R818
R565
R589
R590
R588
C508
C595
C612
C584
C556
C575
C888
C607
C560
C878
C577
C879
C887
C578
C576
C883
C568
C546
C619
C561
C563
C565
C559
C606
C582
C609
C558
C564
C596
C598
C599
C570
C597
C590
C566
C569
C875
C845
C844
32
1
C848
C847
DCEN501
R765
C911
C910
BF508
C909
C908
C849
CENT_2
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246
Table of Contents
Table of Contents
5
Default Chapter
5
Description of Operation
5
1 Configuration
8
System Configuration
9
Printer Configuration
10
Composition of Optional Items
11
Specifications
12
Interface Specifications
15
USB Interface Connectors and Cables
15
USB Interface Overview
15
USB Interface Signals
15
USB Interface Specifications
15
Connector and Cable of Network Interface
16
Network Interface Overview
16
Network Interface Signals
16
Network Interface Specifications
16
Connector and Cable of Parallel Interface
17
Parallel Interface Levels
17
Parallel Interface Overview
17
Parallel Interface Specifications
17
2 Description of Operation
18
Electrophotographic Process Mechanism
19
Printing Process
22
Installation
32
Cautions, and Do's and Don'ts
33
Unpacking Procedure
34
Printer Installation Instructions
35
List of Components and Accessories
36
Assembly Procedure
37
Assembly of the Printer Main Unit
37
Loading Paper in the Paper Cassette
40
Connection of the Power Cable
42
Turning off the Power
43
Installation and Recognition Confirmation of Options
44
Printing of the Configuration Report
58
Connection Methods
59
Usb Connection
59
Ethernet Cable Connection
60
Parallel Connection
60
Checking of Paper Used by the User
61
4 Replacement of Parts
62
Notes on Replacement of Parts
63
Part Replacement Procedure
65
Belt Unit
65
Fuser Unit
66
Left Side Cover
67
Right Side Cover
68
Rear Cover Assy
69
LED Assy
70
Main Controller PCB, Image Drum Motor, Image Drum Lift-Up Motor and Feed Motor
71
Print Engine Controller PCB
74
Top Cover Assy
76
Top Cover
78
Operator Panel Assy
79
Board PRP
80
Shaft-Ejection Assy. (FU) and Shaft-Ejection Assy. (FD)
81
Guide-Ejection Assy.-Lower, Color-Registration Assy. and Relay Board (P6Y)
82
Fan (Fuser), High-Voltage Power Supply Board, Contact Assy., Fuser Sensor Assy
86
MPT Assy., MPT Hopping Roller, Separator and Pick-Up Roller
88
Registration Roller Assy
89
Gear Box, Registration/Hopping Roller Assy. and Solenoid
90
Holder-Switch Assy., Low-Voltage Power Supply Fan and Low-Voltage Power Supply
93
Belt Motor Assy. and Fuser Motor Assy
95
Side-R Assy. and Side-L Assy
97
Paper Feed Roller (Tray 1)
99
Paper Feed Rollers (Tray 2/3 (Option))
101
Paper Feed Roller (Multi-Purpose Tray)
103
Portions Lubricated
104
Maintenance Menus
120
System Maintenance Menu (for Maintenance Personnel)
121
Maintenance Utility
123
User Maintenance Menu Functions
125
Maintenance Menu (for End-Users)
125
Self-Diagnostic Mode
128
Operator Panel
128
Normal Self-Diagnostic Mode (Level 1)
130
Switch Scan Test
131
Motor and Clutch Test
133
Test Printing
135
Color Registration Adjustment Test
139
Density Adjustment Test
140
Consumable Counter Display
142
Factory-Shipping Mode Switching
143
Print Counter Display
143
Self-Diagnostic Function Setting
144
LED Head Serial Number Display
145
Nvram Parameter Setting
145
Printing on Stand-Alone Basis
145
Functions of Buttons after Power-On
146
Setup after Part Replacement
147
Notes on Engine Control Board Replacement
147
EEPROM Setup after CU Board Replacement
148
Manual Density Adjustment Setting
149
Boot Menu List
150
6 Cleaning
152
Cleaning
153
LED Lens Array Cleaning
154
Pick-Up Roller Cleaning
156
Troubleshooting Procedure
157
Before Starting the Repair Work
158
Confirmation Items before Taking Corrective Action against Abnormalities
158
Precautions When Taking Corrective Action against Abnormality
158
Preparation for Troubleshooting
158
Troubleshooting Method
159
LCD Message List
159
7.5.2 Preparation for Troubleshooting
180
Preparation for Troubleshooting
180
1) LCD Display Error
181
LCD Display Error
181
LCD Does Not Display Anything
181
Please Wait
182
Error Messages Related to Operator Panel Are Displayed
182
Displaying as "RAM Check" or "Initializing
182
2) Abnormal Operations of Printer after the Power Is Turned on
183
Abnormal Operations of Printer after the Power Is Turned on
183
Any Operation Does Not Start at All
183
Abnormal Sound Is Heard
183
Bad Odors Are Generated
184
Rise-Up Time Is Slow
184
3) Paper Feed Jam (Error Code 391: 1St Tray)
192
Paper Feed Jam (Error Code 391: 1St Tray)
192
Jam Occurs Immediately after the Power Is Turned On. (1St Tray)
192
Jam Occurs Immediately after the Paper Feed Is Started. (1St Tray)
192
4) Feed Jam (Error Code 380)
194
Feed Jam (Error Code 380)
194
Jam Occurs Immediately after the Power Is Turned on
194
Jam Occurs Immediately after the Paper Feed Is Started
194
5) Paper Feed Jam (Error Code 390: Multipurpose Tray)
195
Paper Feed Jam (Error Code 390: Multipurpose Tray)
195
Jam Occurs Immediately after the Power Is Turned on
195
(Multipurpose Tray)
195
Jam Occurs Immediately after Paper Feed Is Started
196
(Multipurpose Tray)
196
6) Paper Running Jam (Error Code 381)
197
Paper Running Jam (Error Code 381:)
197
Jam Occurs Immediately after the Power Is Turned on
197
Jam Occurs Immediately after a Paper Is Taken into Printer
197
Jam Occurs in the Middle of Paper Running Path
198
7) Paper Unloading Jam (Error Code 382)
199
Paper Unloading Jam (Error Code 382)
199
Jam Occurs Immediately after Paper Has Reached the Fuser
199
Paper Unloading Jam Occurs Immediately after the Power Is Turned on
199
Paper Unloading Jam Occurs after a Paper Is Taken into Printer
200
Paper Unloading Jam Occurs in the Middle of Paper Running Path
200
8) Two-Sided Printing Jam (Error Code: 370, 371, 372, 373, 383)
201
Two-Sided Printing Jam (Error Code: 370, 371, 372, 373, 383)
201
Two-Sided Printing Jam Occurs Immediately after the Power Is Turned on
201
Two-Sided Printing Jam Occurs During Taking in the Paper into Duplex Unit
201
Two-Sided Printing Jam Occurs in the Process of Reversing Paper
202
Two-Sided Printing Jam Occurs During Transporting Paper Inside the Duplex Unit
202
Paper Is Not Supplied from the Duplex Unit to the Regist Roller
202
9) Paper Size Error (Error Code 400 and 401)
203
ID Unit Up/Down Error (Service Call 140 to 143)
203
Jam Occurs When Paper End Is Located Near the IN1 Sensor
203
Error Occurs During the up Movement of the ID Unit
203
11) Fuser Unit Error (Error 170 to 177)
204
Paper Size Error (Error Code 400 and 401)
203
10) ID Unit Up/Down Error (Service Call 140 to 143)
203
Fuser Unit Error (Error 170 to 177)
204
Error Occurs During the down Movement of the ID Unit
204
Error Occurs Immediately after the Power Is Turned on
204
Error Occurs Approx. 1 Minute after the Power Is Turned on
204
12) Motor Fan Error (Error Code 122, 127, 128, 918, 051)
205
Motor Fan Error (Error Code 122, 127, 128, 918, 051)
205
The Low Voltage Power Supply Fan Does Not Rotate Immediately after the Power Is Turned on
205
Duplex Fan Does Not Rotate During the Duplex Printing
205
13) Print Speed Is Slow. (Performance Is Low.)
206
Option Unit Cannot be Recognized
206
All Fans of the Printer Do Not Rotate
206
Print Speed Decreases
206
Duplex Unit Cannot be Recognized
206
Option Try Unit Cannot be Recognized
206
(Error Code 131, 132, 133, 134)
207
15) LED Head Cannot be Recognized
207
Print Speed Is Slow. (Performance Is Low.)
206
14) Option Unit Cannot be Recognized
206
LED Head Cannot be Recognized. (Error Code 131, 132, 133, 134)
207
Service Call 131 to 134 (LED HEAD Missing)
207
(Error Code 540, 541, 542, 543)
208
16) Toner Cartridge Cannot be Recognized
208
Toner Cartridge Cannot be Recognized. (Error Code 540, 541, 542, 543)
208
Error Caused by the Consumable Items
208
Error Caused by the Toner Sensor
208
17) Fuse Cut Error (Error Codes 150 to 155)
209
Fuse Cut Error (Error Codes 150 to 155)
209
Error Caused by the Defective Mechanism
209
Fuse Cut Error
209
18) Humidity Sensor Error (Error Code 123)
210
Humidity Sensor Error (Error Code 123)
210
Humidity Sensor Error
210
19) Wiring Diagram
211
Wiring Diagram
211
7.5.3 Troubleshooting the Abnormal Images
212
Troubleshooting the Abnormal Images
212
1) Color Has Faded-Out and Blurred Entirely
213
(Refer to Figure 7-2 A.)
213
Color Has Faded-Out and Blurred Entirely. (Refer to Figure 7-2 A.)
213
Color Are Faded-Out and Blurred
213
2) Stain on White Print (Refer to Figure 7-2 B.)
214
Stain on White Print (Overall Stain)
214
Stain on White Print (Partial Stain)
214
Stain on White Print (Refer to Figure 7-2 B.)
214
3) White Print (Refer to Figure 7-2 C.)
215
White Print (Refer to Figure 7-2 C.)
215
White Print over Entire Page
215
4) Black Banding/Black Streaking in Vertical Direction
216
5) Cyclic Abnormality (Refer to Figure 7-2 E.)
216
Black Banding/Black Streaking in Vertical Direction
216
Cyclic Abnormality (Refer to Figure 7-2 E.)
216
Thin Vertical Line (with Color) (Refer to Figure 7-2 D.)
216
Thin Vertical Line (Without Color) (Refer to Figure 7-2 F.)
216
Cyclic Abnormality Occurs in Vertical Direction
216
6) Heavy Color Registration Error
217
Entirely Black Print
217
Display of the Message "Color Adjustment Is in Progress" Appears Only Short Time
217
Though REG ADJUST TEST of Engine Maintenance Function Is Ok, Color Blur Occurs
217
All Black Print over Entire Page
217
8) for the Entire Monochrome Print, It Does Not Being Printed
218
Heavy Color Registration Error
217
7) Entirely Black Print
217
For the Entire Monochrome Print, It Does Not Being Printed
218
Setting by Mistake of the Specific Color Print Menu
218
Network Troubleshooting
219
Connection Error Occurs with the Web Browser
219
Print Operation Is Not Possible
225
Cannot Create Certificate
226
Installation of Certificate Is Not Possible
226
Other Questionnaires
228
Restrictions When Using Internet Explore 7
230
Fuse Check
231
Paper Cassette Switches Versus Paper Size Correspondence Table
232
Data Protection Kit-A3
233
Data Protection Kit-A3 (DPK-A3) Overview
233
8 Connection Diagrams
237
Resistance Value Check
238
Parts Location
242
F/W Version Number
252
ROM Control Number
252
ROM Version Check and Display
252
PCB Maintenance Indication Stamp
253
Other manuals for Oki C830
User Guide
104 pages
Security Guide
23 pages
5
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Oki C830 Specifications
General
Brand
Oki
Model
C830
Category
All in One Printer
Language
English
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