Chapter 4
4-12
4.5 Parts Replacement Procedure
4.5.1 Main Controller PCB
4.5.1.1 Before Removing the Main Controller PCB
0020-3324
1) Remove the ETB unit.
Reference [Removing the ETB Unit]
2) Remove the rear cover unit.
Reference [Removing the Rear
Cover Unit]
3) Remove the left cover.
Reference [Removing the Left Cov-
er]
4) Remove the right cover.
Reference [Removing the Right
Cover]
5) Remove the Electrical Components Cover.
Reference [Re-
moving the Electrical Components Cover]
6) Remove the Controller Box.
Reference [Removing the
Controller Box]
4.5.1.2 Removing the Main Controller PCB
0020-3325
1) Remove the face cover [1].
- 1 screw [2]
F-4-15
2) Remove the NCU frame [1].
- 1 flat cable [2] (only of the machine with FAX)
- 1 connectors [3] (only of the machine with FAX)
- 1 connectors [4]
- 6 screws [5]
F-4-16
3) Remove the Main controller PCB [1].
- 2 connectors [2]
- 10 screws [3]
F-4-17
T-4-4
4.5.1.3 Procedure after Replacing the Main Controller
PCB
0021-0348
After replacing the main controller PCB with new one, perform the follow-
ing procedure.
1. Backup the user data
Import the user data using the remote UI.
2. Enter the flicker adjustment value of the control panel
1) Using the service mode, check the flicker value of the control panel.
TESTMODE> PANEL> FLICKER CHECK START> FLICKER AD-
JUST
2) Replace the main controller PCB.
3) Using the service mode, enter the adjustment value checked in Step 1).
TESTMODE> PANEL> FLICKER CHECK START> FLICKER AD-
JUST
4) Using the user mode, execute automatic gradation correction (full correc-
tion).
Initial Setting/Registration> Adjustment/Cleaning> Automatic Gradation
Correction> Full Correction
[1]
[2]
[1]
[2]
[4]
[3]
[5]
[5]
[5]
Points to Note When Replacing the Main Controller
- If the RAM [4] is installed in the main controller PCB, remove it.
- If a RAM is not installed in the new main controller, install the removed
RAM [4].
The machine does not support "Import/export via USB" (provided in the
following service SW) because it supports network as standard function.
# COPIER->FUNCTION->PARAM->SYS-SW->Bit Switch->SW 02 Bit6
MEMO:
The flicker adjustment value can be also checked in the spec list (FLICKER
ADJ PRM).
How to output the spec list: COPIER> FUNCTION> MISC-P> OUTPUT>
SPEC
[2]
[3]
[3]
[1]
[4]
Summary of Contents for iR C1020 Series
Page 1: ...Sep 8 2008 Service Manual iR C1020 Series iR C1021i ...
Page 2: ......
Page 6: ......
Page 18: ...Contents ...
Page 19: ...Chapter 1 Introduction ...
Page 20: ......
Page 22: ......
Page 57: ...Chapter 2 Installation ...
Page 58: ......
Page 60: ......
Page 73: ...Chapter 3 Basic Operation ...
Page 74: ......
Page 76: ......
Page 81: ...Chapter 4 Main Controller ...
Page 82: ......
Page 84: ......
Page 97: ...Chapter 5 Original Exposure System ...
Page 98: ......
Page 100: ......
Page 112: ......
Page 113: ...Chapter 6 Original Feeding System ...
Page 114: ......
Page 116: ......
Page 132: ......
Page 133: ...Chapter 7 Laser Exposure ...
Page 134: ......
Page 136: ......
Page 143: ...Chapter 8 Image Formation ...
Page 144: ......
Page 146: ......
Page 180: ......
Page 181: ...Chapter 9 Pickup and Feed System ...
Page 182: ......
Page 213: ...Chapter 9 9 29 F 9 79 1 2 3 ...
Page 214: ......
Page 215: ...Chapter 10 Fixing System ...
Page 216: ......
Page 218: ......
Page 233: ...Chapter 11 External and Controls ...
Page 234: ......
Page 263: ...Chapter 12 e maintenance imageWARE Remote ...
Page 264: ......
Page 266: ......
Page 275: ...Chapter 12 12 9 F 12 27 ...
Page 280: ......
Page 281: ...Chapter 13 Maintenance and Inspection ...
Page 282: ......
Page 284: ......
Page 286: ......
Page 287: ...Chapter 14 Measurement and Adjustments ...
Page 288: ......
Page 290: ......
Page 293: ...Chapter 15 Correcting Faulty Images ...
Page 294: ......
Page 296: ......
Page 317: ...Chapter 16 Error Code ...
Page 318: ......
Page 320: ......
Page 331: ...Chapter 16 16 11 ...
Page 332: ......
Page 333: ...Chapter 17 Special Management Mode ...
Page 334: ......
Page 336: ......
Page 343: ...Chapter 17 17 7 ...
Page 344: ......
Page 345: ...Chapter 18 Service Mode ...
Page 346: ......
Page 348: ......
Page 388: ......
Page 389: ...Chapter 19 Upgrading ...
Page 390: ......
Page 392: ......
Page 396: ...Chapter 19 19 4 3 Click Next F 19 4 4 Select a USB connected device and click Next F 19 5 ...
Page 397: ...Chapter 19 19 5 5 Click Start F 19 6 6 Click Yes F 19 7 Download will be started F 19 8 ...
Page 399: ...Chapter 19 19 7 ...
Page 400: ......
Page 401: ...Chapter 20 Service Tools ...
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Page 407: ...Sep 8 2008 ...
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