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bizhub 421
Konica Minolta bizhub 421 Service Manual
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2009.03
Ver. 2.0
50
1/421/361
SERVICE MANUAL
Field Service
2
Table of Contents
Field Service Total
2
Table of Contents
2
Safety and Important Warning Items
6
Safety Warnings
7
Handling of Consumables
15
Safety Information
18
Important Notice
18
Indication of Warning on the Machine
19
Measures to Take in Case of an Accident
21
Legal Restrictions on Copying
22
Composition of the Service Manual
23
Notation of the Service Manual
24
Outline
30
Fs-522/Pu-501/Ot-602
30
Outline
30
Lu-203
32
Adjustment/Setting
32
Troubleshooting
34
Outline
38
1 System Configuration
38
Df-613
43
2 Product Specifications
41
Maintenance
43
Maintenance
46
IC-207
50
3 Periodic Check
46
Maintenance Item
46
Maintenance
50
Maintenance
51
Main Body
53
Periodically Replacement Parts List (Bizhub 501/421)
53
Replacement Parts List
53
Periodically Replacement Parts List (Bizhub 361)
55
Life Value
57
Life Value of Materials
57
Maintenance Procedure of the External Section
58
Replacing the Ozone Filter
58
Replacing the Filter Cover Assy and the Suction Filter /A Assy
59
Replacing the Paper Exit Suction Filter
61
Maintenance Procedure of the Write Section
62
Replacing the Write Unit
62
Maintenance Procedure of the Photosensitive Material Section
66
Replacing the Drum Unit
66
Replacing the Drum
67
Maintenance Procedure of the Transfer/Separation Corona Section
73
Replacing the Transfer/Separation Corona Unit
73
Maintenance Procedure of the Developing Section
74
Replacing the Developing Unit
74
Replacing Developer
75
Maintenance Procedure of the Toner Supply Section
78
Replacing the Filter Mounting Plate Assy
78
Replacing the Suction Cover /2 Assy
79
Cleaning/Toner Recycle Section
81
Replacing the Cleaning Blade Assy
81
Maintenance Procedure of the Paper Feed Section
83
Replacing the Feed Roller/Pick-Up Roller (Tray 1)
83
Replacing the Separation Roller Assy (Tray 1)
88
Replacing the Feed Roller/Pick-Up Roller (Tray 2)
90
Replacing the Separation Roller Assy (Tray 2)
97
Maintenance Procedure of the Bypass Tray Section
99
Removing/Reinstalling the Bypass Unit
99
Replacing the Separation Roller Assy
102
Replacing the Feed Roller
105
Cleaning the Paper Dust Removing Brush
108
Maintenance Procedure of the Registration Section
108
And the Registration Bearings /Rt and /Lt
109
Maintenance Procedure of the Fusing Section
116
Removing/Reinstalling the Fusing Unit
116
Replacing the Fusing Claw Assy
118
Replacing the Fusing Web
121
Replacing the Fusing Driven Roller Assy /A and /B
123
Removing/Reinstalling the Fusing Heater Lamps /1 (L2) and /2 (L3)
125
Replacing the Fusing Roller, the Fusing Pressure Roller, the Heat Insulating Sleeve /A, the Fusing Bearings /Up and /Lw and the Fusing Input Gear Assy
127
Replacing the Fusing Sensor Assy
131
Replacing the Fuse Holder Assy
133
4 Service Tools
134
Service Material List
134
Jig List
135
Materials
136
5 Firmware Version up
137
Firmware Data Flow
137
Isw
137
Outline
137
Settings on the Main Body Side While in ISW
137
Board to be Rewritten and Rewritable Firmware
138
Outline
139
Specifications
139
Usb Isw
139
USB ISW in the Service Mode
140
Error List
147
Internet ISW
148
Outline
148
Preparations for Firmware Rewriting
148
Service Environment
148
Firmware Rewriting
152
Error Code List for the Internet ISW
156
HTTP Setting
159
Internet ISW Set
159
Internet ISW Setting
159
FTP Setting
160
Forwarding Access Setting
162
Download
163
Js-502
50
Mt-502
50
Fs-523/Ru-507
171
Sd-507
171
6 Others
164
Items Not Allowed to be Disassembled and Adjusted
164
Scanner Section
164
Write Section
166
Developing Unit
168
Drum Unit
169
Registration Section
170
List of Parts to be Disassembled and Reassembled
171
Maintenance
171
Disassembling/Assembling Procedure
172
Removing/Reinstalling the Rear Cover /1
172
Removing/Reinstalling the Rear Cover /2
172
Removing/Reinstalling the Rear Cover /3
173
Removing/Reinstalling the Rear Cover /4
174
Removing/Reinstalling the Right Cover /Up
175
Removing/Reinstalling the Left Cover
176
Removing/Reinstalling the Right Cover /Lw
176
Removing/Reinstalling the Front Door
177
Removing/Reinstalling the Original Glass
178
Removing/Reinstalling the Upper Covers /Fr and /Lt
180
Removing/Reinstalling the Front Cover
181
Removing/Reinstalling the Upper Cover /Rr
181
Removing/Reinstalling the Operation Panel
182
Removing/Reinstalling the CCD Unit
185
Replacing the Exposure Lamp
188
Removing/Reinstalling the Exposure Unit
189
Stretching the Scanner Wire
191
Removing/Reinstalling the Toner Supply Unit
193
Removing/Reinstalling the Trays 1 and 2
198
Configuration of the Key Counter
199
Option Counter
199
Installation Procedure of the Key Counter
200
Adjustment/Setting
202
7 How to Use the Adjustment/Setting Section
202
Composition
202
8 Utility Menu
203
List of Utility Mode
203
9 List of Adjustment Items
208
Bizhub 501/421/361 Main Body
305
10 Service Mode
209
List of Service Mode
209
Setting Method
212
Start and Exit of the Service Mode
212
Machine Adjust
213
Print Positioning: Leading Edge (Printer Area)
213
Print Positioning: Side Edge (Printer Area)
214
Paper Feed Direction Adj. (Printer Area)
215
Printer Resist Loop
217
Bypass Tray Adjustment
218
Image Position: Leading Edge (Scan Area)
219
Image Position: Side Edge (Scan Area)
220
Cross Direction Adjustment (Scan Area)
221
Feed Direction Adjustment (Scan Area)
222
Lead Edge Erase Adjustment
223
Non-Image Area Erase Check
224
Bias Voltage Manual Adj
225
Charging Main Manual Adj
225
Grid Charging Manual Adj
225
Imaging Process Adjustment
225
Separation (AC) Manual Adj
225
Separation (DC) Manual Adj
225
TCR Adjustment
225
Toner Auto Supply
225
Transfer Manual Adj
225
Toner Density Adjustment
226
Laser Diameter Adjustment
227
LD1 Bias Adj. / LD2 Bias Adj
228
LD1 Offset Adj. / LD2 Offset Adj
228
Copy Protect Density Adj
229
Marketing Area
230
System 1
230
Serial Number
231
Tel/Fax Number
231
Foolscap Size Setting
232
No Sleep
232
Trouble Isolation
232
Detected Size Setting
233
Original Size Detection
233
Initialization
234
Install Date
234
Machine State LED Setting
235
Counter
236
Display of the Counter
236
Present Parts Life
245
Sensor Check
248
State Confirmation
248
Load Check
256
Backup and Recovery of Adjustment Data
263
Memory/Hdd Condition
263
HDD R/W Check (Memory/Hdd Adjustment)
264
Memory Check (Memory/Hdd Adjustment)
264
Adj. Data Table
265
HDD Format (Memory/Hdd Adjustment)
265
Adj. Data Table
266
Adf
271
Paper Feed Direction
271
Lead Edge
272
Side Edge
273
Original Size Adj
274
Resist Loop Adj
274
Density Adj
275
Scan Position Adjustment
276
Sensor Auto Adjust
277
Center Staple Position (SD-507)
278
Finisher
278
Half-Fold Position (SD-507)
279
Punch Horizontal Position (PU)
280
Punch Resist Loop (PU)
281
Firmware Version
282
CS Remote Care
283
Outlines
283
Setting up the CS Remote Care
283
Software SW Setting for CS Remote Care
288
Calling the Center from the Administrator
293
Calling the Maintenance
293
Checking the Transmission Log
293
Setup Confirmation
293
Detail on Settings
294
List of the CS Remote Care Error Code
301
10Troubleshooting for CS Remote Care
305
Maintenance
305
Data Capture
306
Dipsw Setting
306
Paper Size Setting
306
System 2
306
Isw
328
Network FAX Setting
328
Trouble Reset
329
Counter Recovery
330
Internet ISW
332
List Output
333
Test Mode
334
Test Pattern List
334
Test Pattern Output
341
Running Mode
342
Fax Setting
343
Enhanced Security
344
Enhanced Security Function Setting Procedure
344
Enhanced Security Function Tree
344
Administrator Password
345
CE Password
345
Administrator Feature Level
346
CE Authentication
346
Administrator Unlocking
347
Operation Ban Release Time
347
Initialize Flash Memory Lock PW
348
Counter Backup Setting
351
Billing Setting
353
Billing Setting Function Setting Procedure
353
Billing Setting Function Tree
353
Counter Setting
354
Management Function Choice
355
License Management
361
11 Mechanical Adjustment
362
Mis-Centering Adjustment of the Trays 1 and 2
362
Mis-Centering Adjustment of the Bypass Tray
363
Troubleshooting
364
12 Jam Code
364
Jam Code List
364
13 Malfunction Code
376
Malfunction Code List
376
Appendix
404
14 Parts Layout Drawing
404
Main Body
404
Switch/Sensor
404
Load
410
Boards and Others
416
386
423
387
424
389
426
390
427
396
433
397
434
398
435
399
436
400
437
15 Connector Layout Drawing
438
Connector in the Board
438
Main Body
438
Connector in the Board
447
Connector in the Board
448
Connector in the Board
450
Connector in the Board
451
Connector in the Board
453
Connector in the Board
454
16 Timing Chart
455
Main Body
455
Operation Unit
472
Adjustment / Setting
498
1 Product Specifications
500
2 Periodic Check
504
Maintenance Procedure
504
Replacing the Pick-Up Roller and Feed Roller
504
Replacing the Separation Roller
505
Cleaning of the Pick-Up Roller, Feed Roller and Separation Roller
506
Cleaning of Miscellaneous Rollers
507
Cleaning of the Scanning Guide
510
Cleaning of the Reflective Sensor Section
511
3 Other
512
Disassembly/Adjustment Prohibited Items
512
Cover /Fr, Cover /Rr and Original Feed Tray Cover /Lw
513
Disassembling and Assembling List
513
Disassembling and Assembling Procedure
513
DF Control Board (DFCB)
514
Original Size VR (VR1)
514
Complete Stamp Unit 2
516
Replacing the Replace Stamp 2
517
4 Mechanical Adjustment
520
Leading Edge Skew Adjustment
520
Height Adjustment
522
Outline
500
Maintenance
504
Adjustment/Setting
520
Outline/Maintenance
528
1 Product Specifications
530
Outline
530
2 Periodic Check
532
Maintenance Procedure
532
Replacing the Separation Roller Assy
532
Replacing the Feed Roller
533
Maintenance
532
Adjustment/Setting
548
Replacing the Pick-Up Roller
556
3 Other
558
3 Other
559
Disassembling and Assembling List
559
Disassembling and Assembling Procedure
560
Rear Cover
560
Right Door/Rear Right Cover/Lower Right Cover/Front Right Cover
560
Tray
561
Wire
562
Cleaning Procedure
565
Separation Roller
565
Feed Roller
566
Pick-Up Roller
566
Vertical Conveyance Roller
567
Adjustment/Setting
568
Cleaning List
559
Feed Roller
559
Pick-Up Roller
559
Rear Cover
559
Right Door/Rear Right Cover/Lower Right Cover/Front Right Cover
559
Separation Roller
559
4 Mechanical Adjustment
568
Mis-Centering Adjustment
568
Shifter Movement Timing Belt Adjustment
570
Table of Contents
574
Outline
576
1 Product Specification
576
Maintenance
578
2 Periodic Check
578
Maintenance Procedure of the Paper Feed Section
578
Replacing the Pick-Up Rubber and the Feed Rubber
578
Replacing the Separation Roller
583
3 Others
587
Disassembling and Assembling List
587
Disassembling and Assembling Procedure
588
Removal and Reinstallation of the Right Cover, the Front Cover and the Rear Cover
588
Replacing the Wires
591
Adjustment/Setting
598
4 Mechanical Adjustment
598
Adjusting the Tilt of the Lift Plate
598
Table of Contents
602
1 Product Specifications
604
2 Periodic Check
608
Cleaning of the Roller
608
Maintenance Procedure
608
Maintenance
608
3 Other
610
Disassembly/Adjustment Prohibited Items
610
Disassembling and Assembling List
611
Conveyance Front Cover /Up, /Rt, /Lw
612
Conveyance Upper Cover
612
Disassembling and Assembling Procedure
612
Conveyance Front Cover /Lt
613
Front Door
613
Paper Exit Front Cover, Rear Cover, Connector Cover
614
Tray /1
615
Tray /2
615
Conveyance Unit
616
Lift Tray
616
Stapler
617
Stacker Paddle Drive Clutch Assy
619
Paper Holding Paddle Drive Clutch Assy
620
Adjustment/Setting
622
4 Mechanical Adjustment
622
Staple Position Adjustment
622
Adjustment of the Installation Position of the Shutter Drive Gear
623
Punch Mis-Centering Adjustment (PU-501)
624
Outline
604
Table of Contents
628
Outline
630
1 Product Specification
630
Maintenance
634
2 Others
634
Disassembling and Assembling List
634
Disassembling and Assembling Procedure
635
Removal/Reinstallation of the Upper Cover
635
Removal/Reinstallation of the Front Cover /Up
637
Removal/Reinstallation of the Front Cover /Lw
638
Removal/Reinstallation of the Rear Cover
639
Removal/Reinstallation of the Punch Unit
640
Replacing the Stapler Unit
642
Adjustment/Setting
646
3 Mechanical Adjustment
646
Output Check Mode
646
Switches Provided Inside the Board
646
Adjusting the Punch Hole Position in the Vertical Direction
653
Adjusting the Solenoid
655
Adjustment of the Bypass Gate Solenoid (SD1)
655
Adjustment of the Main Gate Solenoid (SD2)
656
Adjusting the Belt Tension
657
Adjustment of the Timing Belt of the Conveyance Motor /Up (M4)
657
Adjustment of the Timing Belt of the Conveyance Motor /Lw (M2)
658
Adjustment of the Timing Belt of the Paper Exit Motor (M3)
659
Adjusting the Tray Upper Surface Detection Position
660
Adjusting the Tray Overload Detection Level
662
Table of Contents
668
1 Product Specifications
670
2 Periodic Check
672
Cleaning of the Rollers
672
Maintenance Procedure
672
Maintenance
672
3 Other
673
Disassembly/Adjustment Prohibited Items
673
Disassembling and Assembling List
674
Disassembling and Assembling Procedure
674
Paper Output Tray/Front Cover
674
Rear Cover
675
Upper Cover
675
Saddle Unit
676
Folding Unit
677
Stapler Unit
678
Paper Guide Motor (M13)
683
Folding Roller
687
Adjustment/Setting
698
4 Mechanical Adjustment
698
Fold Skew Adjustment
698
Center Staple Skew Adjustment
699
Outline
704
Product Specifications
704
Cleaning of the Roller
706
Maintenance
706
Maintenance Procedure
706
Periodic Check
706
Disassembly/Adjustment Prohibited Items
707
Other
707
Disassembling and Assembling List
708
Disassembling and Assembling Procedure
708
Front Cover/Upper Cover/Paper Output Tray
708
Rear Cover/Right Door
708
Outline
714
Product Specifications
714
Disassembly/Adjustment Prohibited Items
716
Maintenance
716
Other
716
Disassembling and Assembling List
717
Disassembling and Assembling Procedure
717
Upper Cover
717
Outline
670
Table of Contents
720
Outline
722
1 Product Specifications
722
Maintenance
726
2 Firmware Version up
726
3 Disassembly / Reassembly
727
Tools Required
727
Removal / Installation of Printer Key Control Board
728
Adjustment / Setting
730
4 Service Mode
730
5 Starting and Finishing the Service Mode
730
Troubleshooting
732
6 Troubleshooting the Printing System
732
Troubleshooting of the Print Controller and Copier
732
7 Data Capture
733
Table of Contents
738
Outline
740
1 Product Outline
740
Available Function for I-Option
740
Photo Registration Function
741
Product Specification
741
Web Browser Function
741
Adjustment/Setting
742
2 How to Use the Adjustment Section
742
3 Service Mode
743
Billing Setting Function Setting Procedure
743
Billing Setting Function Tree
744
Activation
745
Deactivation
745
Initialize
745
Repair
745
Settings in the License Management
745
List
746
Request Code
746
Activation
747
License Management Function Setting Procedure
747
Deactivation
751
Repair
756
Initialize
759
Troubleshooting
760
4 Troubleshooting of I-Option
760
License Management Information
760
Outline
760
Structure of License Management
760
Error Message
761
License Management Error
761
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Konica Minolta bizhub 421 Specifications
General
Brand
Konica Minolta
Model
bizhub 421
Category
All in One Printer
Language
English
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