
Chapter 11
11-36
F-11-92
11.5.18.2 Removing the DC Controller PCB
0007-3085
iR105i/iR105+ / iR9070
1) Remove the rear cover.
2) Disconnect all connectors of the PCB, and remove the 4 screws [1];
then, detach the DC controller PCB [2].
F-11-93
11.5.18.3 When Replacing the DC Controller PCB
0008-4625
iR105i/iR105+ / iR9070
1) If possible, print out the user mode/service mode data.
2) Replace the DC controller PCB.
3) Execute the following in service mode to clear the RAM:
COPIER> FUNCTION> CLEAR> DC-CON.
4) Assemble the machine; then, connect the power plug to the power
outlet, and turn on the main power switch.
5) Enter the following indicated on the service label:
COPIER> ADJUST> LASER (all items)
COPIER> ADJUST> DEVELOP (all items)
COPIER> ADJUST> DENS (all items)
COPIER> ADJUST> BLANK (all items)
COPIER> ADJUST> V-CONT (all items)
COPIER> ADJUST> HV-PRI (all items)
COPIER> ADJUST> HV-TR (all items)
COPIER> ADJUST> HV-SP (all items)
COPIER> ADJUST> FEED-ADJ (all items)
COPIER> ADJUST> CST-ADJ (all items)
COPIER> ADJUST> EXP-LED (all items)
6) Execute the following in service mode: COPIER> FUNCTION>
MISC-P> CL-ADJ (all items)
COPIER> FUNCTION> SEN-ADJ (all items)
7) Enter the values (4 types) indicated on the label attached to the new
DC controller PCB in service mode.
F-11-94
8) Turn off and then on the main power switch.
11.5.18.4 When Replacing the DC Controller PCB
0008-8603
/ iR85+ / iR8070
1) If possible, print out the user mode/service mode data.
2) Replace the DC controller PCB.
3) Execute the following in service mode to clear the RAM:
COPIER>FUNCTION>CLEAR>DC-CON.
4) Assemble the machine; then, connect the power plug to the power
outlet, and turn on the main power switch.
5) Enter the following indicated on the service label:
COPIER>ADJUST>LASER (all items)
COPIER>ADJUST>DEVELOP (all items)
COPIER>ADJUST>DENS (all items)
COPIER>ADJUST>BLANK (all items)
COPIER>ADJUST>V-CONT (all items)
COPIER>ADJUST>HV-PRI (all items)
COPIER>ADJUST>HV-TR (all items)
COPIER>ADJUST>HV-SP (all items)
COPIER>ADJUST>FEED-ADJ (all items)
COPIER>ADJUST>CST-ADJ (all items)
COPIER>ADJUST>EXP-LED (all items)
6) Execute the following in service mode:
COPIER>FUNCTION>MISC-P>CL-ADJ (all
items)
COPIER>FUNCTION>SEEN>ADJ (all items)
7) Enter the values (4 types) indicated on the label attached to the new
DC controller PCB
in service mode.
F-11-95
8) Turn off and then on the main power switch.
11.5.19 Control Panel Controller PCB
11.5.19.1 Removing the Control Panel Controller (CPU)
PCB
0007-3007
iR105i/iR105+ / iR9070
1) Remove the control panel support unit.
2) Disconnect the 3 connectors [1], and detach the 2 flat cables [2].
3) Remove the 4 screws [3], and detach the control panel controller
(CPU) PCB [4].
[1]
[1]
[2]
[1]
[1]
[2]
COPIER>ADJUST>DEVELOP>D-HV-DE
COPIER>ADJUST>HV-TR>D-HV-TR
COPIER>ADJUST>HV-TR>D-PRE-TR
COPIER>ADJUST>HV-SP>D-HV-SP
-0.6
+0.1
+0.9
-0.5
COPIER>ADJUST>DEVELOP>D-HV-DE
COPIER>ADJUST>HV-TR>D-HV-TR
COPIER>ADJUST>HV-TR>D-PRE-TR
COPIER>ADJUST>HV-SP>D-HV-SP
-0.6
+0.1
+0.9
-0.5
Summary of Contents for ImageRunner iR8500 Series
Page 1: ...Apr 5 2005 Service Manual iR8500 Series ...
Page 2: ......
Page 6: ......
Page 32: ...Contents ...
Page 33: ...Chapter 1 Introduction ...
Page 34: ......
Page 98: ......
Page 99: ...Chapter 2 Installation ...
Page 100: ......
Page 180: ...Chapter 2 2 78 F 2 272 2 1 1 3 ...
Page 181: ...Chapter 3 Basic Operation ...
Page 182: ......
Page 184: ......
Page 207: ...Chapter 4 Main Controller ...
Page 208: ......
Page 245: ...Chapter 4 4 35 F 4 72 1 2 ...
Page 246: ......
Page 247: ...Chapter 5 Original Exposure System ...
Page 248: ......
Page 252: ......
Page 306: ......
Page 307: ...Chapter 6 Image Processing System ...
Page 308: ......
Page 310: ......
Page 319: ...Chapter 7 Laser Exposure ...
Page 320: ......
Page 322: ......
Page 335: ...Chapter 8 Image Formation ...
Page 336: ......
Page 340: ......
Page 399: ...Chapter 9 Pickup Feeding System ...
Page 400: ......
Page 404: ......
Page 482: ......
Page 483: ...Chapter 10 Fixing System ...
Page 484: ......
Page 524: ......
Page 525: ...Chapter 11 External and Controls ...
Page 526: ......
Page 530: ......
Page 583: ...Chapter 12 MEAP ...
Page 584: ......
Page 586: ......
Page 589: ...Chapter 13 Maintenance and Inspection ...
Page 590: ......
Page 592: ......
Page 610: ...Chapter 13 13 18 F 13 17 1 2 3 ...
Page 648: ......
Page 649: ...Chapter 14 Standards and Adjustments ...
Page 650: ......
Page 654: ......
Page 723: ...Chapter 15 Correcting Faulty Images ...
Page 724: ......
Page 728: ......
Page 792: ......
Page 793: ...Chapter 16 Self Diagnosis ...
Page 794: ......
Page 796: ......
Page 841: ...Chapter 17 Service Mode ...
Page 842: ......
Page 1076: ......
Page 1077: ...Chapter 18 Upgrading ...
Page 1078: ......
Page 1080: ......
Page 1108: ...Chapter 18 18 28 F 18 45 3 Click Start F 18 46 4 Click Save F 18 47 5 Click OK ...
Page 1111: ...Chapter 19 Service Tools ...
Page 1112: ......
Page 1114: ......
Page 1120: ......
Page 1121: ...Apr 5 2005 ...
Page 1122: ......