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BIZHUB C20
Konica Minolta BIZHUB C20 Service Manual
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SER
VICE MANU
AL
2008.09
2008.09
V
er
.
1.0
V
er
.
1.0
FIELD SER
VICE
2
Table of Contents
Field Service Total
2
Table of Contents
2
Safety and Important Warning Items
4
Important Notice
4
Description Items for Danger, Warning and Caution
4
Safety Warnings
5
Connection to Power Supply
7
Handling of Consumables
13
Internal Laser Radiation
16
Laser Safety Label
19
Laser Caution Label
20
Precautions for Handling the Laser Equipment
21
Warning Indications on the Machine
22
Measures to Take in Case of an Accident
25
Composition of the Service Manual
26
Notation of the Service Manual
27
Revision History
29
Outline/Maintenance
30
Outline
46
Lower Feeder Unit
46
System Configuration
46
Product Specifications
47
Fax Specifications
49
Maintenance
50
Periodical Check
50
Maintenance Items
50
Parts to be Replaced by Users (CRU)
50
Maintenance Parts
51
Parts to be Replaced by a Service Engineer (FRU)
51
Replacement Parts
51
Concept of Parts Life
52
Maintenance Procedure (Periodical Check Parts)
53
Replacing the Tray 2 Feed Roller
53
Replacing the Tray 1 Feed Roller
54
Replacing the Ozone Filter
57
Replacing the Toner Cartridge (C/M/Y/K)
58
Replacing the Imaging Unit (C,M,Y,K)
61
Replacing the Waste Toner Bottle
65
Replacing the Transfer Roller
66
Replacing the Transfer Belt
68
Replacing the Fuser Unit
71
Service Tool
73
CE Tool List
73
Service Material List
73
Remote Setup Utility
74
About RSU
74
Connection Methods
74
Corresponding os
74
Outline
74
PC Environments
74
Remote Connection (Phone Line Connection)
74
Local Connection (USB Connection)
75
Setup
75
Connection and Access of User Machine
75
Setup of PC
75
Operation
77
Job List
77
New (Dial Setting)
77
Open File
80
Update Firmware
81
Clear Memory Data
82
Clear SRAM Data
83
Function Setting
84
Troubleshooting
86
Error Message List
86
Firmware Upgrade
87
Controller Firmware Upgrading
87
Preparations for Firmware Upgrading
87
Upgrading Procedure
87
Firmware Update
88
Firmware Upgrading Procedure by Updater
89
Updating Method
89
Other
102
Disassembly/Adjustment Prohibited Items
102
Disassembly/Assembly Parts List
103
Disassembly/Assembly/Cleaning List (Other Parts)
103
Cleaning Parts List
104
Disassembly/Assembly Procedure
105
Front Cover
105
Right Front Cover
105
Left Cover
106
Operation Panel
106
Rear Cover
107
Right Rear Cover
107
MFP Board/2 (MFPB/2)
108
Tray 2
108
NCU Board (NCUB)
109
MFP Board/1 (MFPB/1)
110
Print Control Board (PRCB)
111
DC Power Supply (DCPU)
113
High Voltage Unit/1 (HV1)
116
High Voltage Unit/2 (HV2)
117
Relay Board (REYB)
118
Toner Level Sensor Board (TLSB)
120
PH Unit
123
Driving Unit
130
Scanner Unit
131
Exposure Unit
132
Backup Battery
134
PWB Box
135
Color PC Drum Motor (M2)
139
PWB Box Lower Cover
139
Fusing Motor (M4)
140
K Developing Motor (M5)
140
Transport Motor (M3)
140
Toner Supply Motor/C, K (M7)
141
Toner Supply Motor/Y, M (M6)
141
Scanner Motor (M100)
142
Media Feed Clutch Assy
144
Registration Roller Clutch (CL3)
145
1St Image Transfer Pressure/Retraction Clutch (CL4)
146
2Nd Image Transfer Pressure/Retraction Clutch (CL5)
147
Switchback Roller Feed Clutch (CL11)
148
Switchback Roller Reverse Clutch (CL12)
150
Duplex Transport Roller Clutch (CL13)
151
Temperature/ Humidity Sensor (TEM/HUMS)
153
IDC Sensor Board/Re, IDC Sensor Board/Fr (IDCSB/R, IDCSB/L)
154
Memory (DIMM)
155
Speaker (SP1)
155
Hard Disk
156
Cleaning Procedure
157
Tray 1 Feed Roller
157
Tray 2 Feed Roller
157
Laser Irradiation Section
158
Vertical Transport Roller
158
Adjustment/Setting
160
How to Use the Adjustment Section
160
Description of the Control Panel
161
Control Panel Display
161
Main Screen
161
Print Screen
161
Toner Supply Screen
162
REPORT/STATUS Mode
163
REPORT/STATUS Mode Function Tree
163
Color Copy
164
Color Print
164
Fax Print
164
Mono Copy
164
Mono Print
164
Total Print
164
Total Scan
164
C I-Unit
165
C Toner
165
K I-Unit
165
K Toner
165
M I-Unit
165
M Toner
165
Supply Status
165
Y I-Unit
165
Y Toner
165
Activity Report
166
Favorite List
166
Memory Data List
166
Memory Image Print
166
Report
166
Rx Result Report
166
Tx Result Report
166
Tx/Rx Result
166
Configuration Page
167
Group Dial List
167
Ps/Pcl Menu Map
167
Speed Dial List
167
Utility Map
167
Directory List
171
Pcl Font List
171
Ps Font List
171
UTILITY Mode
172
UTILITY Mode Function Tree
172
Auto Panel Reset
176
Energy Save Mode
176
Key Speed
176
Lcd Contrast
176
Machine Setting
176
Preheat Mode
176
Buzzer Volume
177
Lamp off Time
177
Lamp Warmup Time
177
Language
177
Auto Continue
178
I-Unit Near Empty
178
Initial Mode
178
Toner Empty
178
Toner Near Empty
178
Calibration
179
Paper Setup
180
Tray1 Paper
180
Tray2 Paper
180
Admin. Management
181
Administrator no
181
Network Setting
181
Remote Monitor
181
E-Mail Setting
187
Ldap Setting
190
Camera Direct
192
Comm. Setting
193
Usb Setting
193
User Setting
194
Auto Redial
195
Supplies Replace
195
Copy Setting
196
Density Level
196
Density Priority
196
Paper Priority
196
Quality Priority
196
4In1 Copy Order
197
Duplex Copy
197
Output Priority
197
Density Level
198
Dial Register
198
Favorite
198
Fax Tx Operation
198
Group Dial
198
Speed Dial
198
Defult Tx
199
Header
199
Quality Priority
199
Fax Rx Operation
200
Memory Rx Mode
200
NO. of RINGS
200
Reduction Rx
200
Rx Mode
205
Rx Print
205
Footer
206
Forward
206
Activity Report
207
Reporting
207
Rx Result Report
207
Select Tray
207
Tx Result Report
207
Coding Method
208
File Size
208
Image Format
208
Quality Priority
208
Resolution
208
Scan Setting
208
Density Level
209
Direct Print
209
Image Quality
209
N-Up Layout
209
Paper Size
209
PS/PCL PRINT Mode
210
PS/PCL PRINT Mode Function Tree
210
Any Tray Setting
212
Paper Menu
212
Proof/Print Menu
212
Tray Chaining
213
Tray Mapping
213
Collate
214
Copies
214
Duplex
214
Brightness
215
Color Mode
215
Halftone
215
Quality Menu
215
Edge Enhancement
216
Edge Strength
216
Economy Print
217
Pcl Setting
217
Ps Setting
219
Calibration
223
Emulation
224
Sys Default Menu
224
Paper
226
Grayscale Page
227
Startup Options
227
Card Format
228
Hdd Format
228
Hold Job Timeout
228
User Service Mode
229
User Service Mode Function Tree
229
Adjust
232
Aidc Mode
232
Cru Usage
232
Fax Maintenance
232
Fuser Unit
232
Left Adj. (Back)
232
Left Adj. (Front)
232
Top Adjustment
232
Transfer Belt
232
Transfer Power
232
Maintenance Menu
233
Print Menu
233
Img Adj Black
234
Img Adj Thick
234
Service Mode
235
SERVICE MODE Entry Procedure
235
SERVICE MODE Function Tree
235
Dtmf Level
240
Rx Level
240
Rx Speed
240
Service's Choice
240
Tx Level
240
Tx Speed
240
Ced Level
241
Cng Level
241
Coding Scheme
241
Ecm Mode
241
Protocol Report
242
Toner Empty Report
242
Twain Timeout
242
Adjust
243
Enable Warning
243
Energy Save Mode
243
CCD Main Zoom
244
CCD Sub Zoom
245
CCD Main Regist
246
CCD Sub Regist
247
Adf 1St Main Reg
248
Adf 1St Sub Zoom
248
Adf 1St Sub Reg
249
Adf 2Nd Main Reg
249
Adf 2Nd Sub Zoom
249
Adf 2Nd Sub Reg
250
Adf Loop
250
Flicker
250
Left Adj. (Back)
251
Left Adj. (Front)
251
Top Adjustment
251
Transfer Power
252
Image Adj Param
253
Img Adj Black
253
Img Adj Thick
253
Fuser Speed
254
Maximum Density
254
Aidc Mode
255
Supplies Replace
255
Temperature
255
Bk Clear
256
Counter
256
Total Print
256
Fax Counter
257
Paper Size Counter
257
Scan Counter
257
Tray Counter
257
Application Count
258
Cru Usage
258
Paper Type Counter
258
Supplies Status
258
Display
259
Engine F/W Ver
259
Jam Counter
259
Main F/W Ver
259
Main Ram Size
259
Pp Boot Ver
259
Pp F/W Ver
259
Serial no
259
Trouble Counter
259
Card
260
Hard Disk
260
Printer Ram Size
260
Function
261
Paper Feed Test
261
Prn Test Pattern
261
Adf Feed Test
262
Copy Adf Glass
262
Fax Res. Copy Test
262
Scan Test
262
Printer Test
263
Adf Test
265
Key Definition for Soft Switch
266
Report
266
Service Data List
266
Soft Switch
266
Error Code List
269
Protocol List
270
Admin. Registration
272
Factory Test
272
Fixed Zoom Change
272
Clear Data
273
Memory Clear
273
Sram Clear
273
Print Menu
274
Ps/Pcl
274
Soft Switch
281
SOFT SWITCH Set
282
Country for each Marketing Area
282
Default Setting
282
Description
282
Soft Switch List
283
Default Soft Switch Setting for each Market Area
287
Soft Switch Definition
309
Soft Switch: #01
309
Soft Switch: #02
310
Soft Switch: #03
311
Soft Switch: #04
312
Soft Switch: #05
313
Soft Switch: #06
314
Soft Switch: #07
314
Soft Switch: #08
315
Soft Switch: #09
315
Soft Switch: #10
316
Soft Switch: #11
317
Soft Switch: #12
318
Soft Switch: #13
319
Soft Switch: #14
319
Soft Switch: #15
320
Soft Switch: #16
320
Soft Switch: #17
321
Soft Switch: #18
322
Soft Switch: #19
323
Soft Switch: #20
323
Soft Switch: #21
324
Soft Switch: #22
325
Soft Switch: #23
325
SOFT SWITCH: #24 (Part 1)
326
SOFT SWITCH: #24 (Part 2)
327
SOFT SWITCH: #24 (Part 3)
328
Soft Switch: #25
328
Soft Switch: #26
329
Soft Switch: #27
329
Soft Switch: #28
330
Soft Switch: #29
331
Soft Switch: #30
332
Soft Switch: #31
333
Soft Switch: #32
333
Soft Switch: #33
334
Soft Switch: #34
334
Soft Switch: #35
335
Soft Switch: #36
336
Soft Switch: #37
337
Soft Switch: #38
337
Soft Switch: #39
338
Soft Switch: #40
339
Soft Switch: #41
340
Soft Switch: #42
341
Soft Switch: #43
341
Soft Switch: #44
341
Soft Switch: #45
342
Soft Switch: #46
342
Soft Switch: #47
343
Soft Switch: #48
343
Soft Switch: #49
344
Soft Switch: #50
344
Soft Switch: #51
345
Soft Switch: #52
345
Soft Switch: #53
346
Soft Switch: #54
346
Soft Switch: #55
347
Soft Switch: #56
347
Soft Switch: #57
347
Soft Switch: #58
348
SOFT SWITCH: #59 (Part 1)
349
SOFT SWITCH: #59 (Part 2)
350
SOFT SWITCH: #59 (Part 3)
351
Soft Switch: #60
352
Soft Switch: #61
352
Soft Switch: #62
353
Soft Switch: #63
353
Soft Switch: #64
354
Fax Protocols
355
G3 ECM (G3 Error Correction Mode)
355
Line Control
356
Procedure of G3 Mode Communication
356
Table of Reference Code
357
How to Analyze the T30 Protocol Monitor
358
Jam Display
366
Misfeed Display
366
Misfeed Display Resetting Procedure
366
Sensor Layout
367
Initial Check Items
368
Misfeed at Tray 2 Paper Feed Section
368
Solution
368
Misfeed at Fusing Section
369
Misfeed at Transfer Section
370
Misfeed at Duplex Paper Feed Section
371
Misfeed at Duplex Paper Transport Section
372
Misfeed at Horizontal Transport Section
373
Misfeed at Tray1 Paper Feed Section
373
Misfeed at Exit Section
374
Misfeed at Switch Back Section
374
Malfunction Code
375
Trouble Code List
375
Trouble Codes (Service Call)
375
Resetting a Malfunction
379
0010: Color PC Drum Motor Malfunction
380
0017: Transport Motor Malfunction
380
Solution
380
0018: K Developing Motor Malfunction
381
Color Developing Motor Malfunction
381
0045: Defogger Fan Motor Malfunction
382
0046: Fusing Fan Motor Malfunction
382
Duplex Cooling Fan Motor Malfunction
382
DC Power Supply Fan Motor Malfunction
383
Ozone Ventilation Fan Motor Malfunction
383
0060: Fusing Motor Malfunction
384
0094: 2Nd Image Transfer Pressure/Retraction Failure
384
0096: 1St Image Transfer Pressure/Retraction Failure
385
0300: Polygon Motor Malfunction
385
0310: Laser Malfunction
386
0500: Heating Roller Warm-Up Failure
386
0502: Thermistor Open-Circuit Failure
386
0503: Thermistor Resistance Failure
386
0510: Abnormally Low Heating Roller Temperature
386
0520: Abnormally High Heating Roller Temperature
386
0F50: OHP Sensor Malfunction
386
0F52: Toner Level Sensor /Y Malfunction
387
0F53: Toner Level Sensor /M Malfunction
387
0F54: Toner Level Sensor /C Malfunction
387
0F55: Toner Level Sensor /K Malfunction
387
13C0: Print Control Board Malfunction
387
13DD: Backup Data Error
387
13E2: Engine Flash ROM Write Error
388
13E3: Engine Flash ROM Device Fault
388
13F0: Engine Control Failure
388
Scanner Motion Error Check Scanner Lock
388
1038: Engine Connect Error
389
14A3: IR Lamp Malfunction
389
3FFF: Flash ROM Write Error
390
4FFF: Controller Connect Error
390
C002: RAM Error at Startup (Standard Memory) C003: RAM Error at Startup (Expanded Memory)
391
C013: MAC Address Error at Startup C015: BOOT ROM Error at Startup C022: NVRAM Error at Startup
391
C025: Controller ROM Error (Configuration Information Error) C026: Controller ROM Error (Access Error) C027: Controller ROM Error (Data Error)
392
C050: HDD Access Error
392
C051: HDD Full Error
393
C052: Compact Flash Access Error
393
C053: Compact Flash Full Error
394
C060: Firmware Update Error
394
FFFF: Interface Communication Error
395
Troubleshooting
366
Power Supply Troubles
396
Control Panel Indicators Do Not Light
396
Machine Is Not Energized at All (DCPU Operation Check)
396
Fusing Heaters Do Not Operate
397
Image Quality Problems
398
Printer System
398
White Lines/Bands, Colored Lines/Bands in Sub Scan Direction
398
White Lines/Bands, Colored Lines/Bands in Main Scan Direction
399
Uneven Density in Sub Scan Direction
400
Uneven Density in Main Scan Direction
401
Low Image Density
402
Gradation Reproduction Failure
403
Foggy Background
404
Poor Color Reproduction
405
Void Areas, White Spots
406
Colored Spots
407
Blurred Image
408
Blank Copy, Black Copy
409
Incorrect Color Image Registration
410
Poor Fusing Performance, Offset
411
Brush Effect
412
Back Marking
413
Uneven Pitch
414
Communication Error
415
FAX Error
415
Outline
415
Error Occurring During Reception
416
Error Occurring During Transmission
416
Error Code
417
Reception
417
Transmission
419
Scan Error
422
Appendix
424
Parts Layout Drawing
424
Main Body
424
Auto Document Feeder Unit
427
Lower Feeder Unit (Option)
428
Connector Layout Drawing
429
Table of Contents
435
Periodic Check
438
Adjustment/Setting
448
Adf 2Nd Sub Zoom
455
Adf 2Nd Main Reg
456
Adf 2Nd Sub Reg
457
Adf Loop
458
Jam Display
460
Misfeed Display
460
Misfeed Display Resetting Procedure
460
Troubleshooting
460
Sensor Layout
461
Solution
462
Initial Check Items
462
Misfeed at the Document Feeding Section
463
Misfeed at the Document Transport Section
464
Misfeed at the Document Exit Section
465
Mechanical Adjustment
483
Registration Adjustment
483
Other manuals for Konica Minolta BIZHUB C20
User Guide
346 pages
Reference Guide
544 pages
4
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Konica Minolta BIZHUB C20 Specifications
General
Brand
Konica Minolta
Model
BIZHUB C20
Category
All in One Printer
Language
English
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