Canon ImageRunner iR8500 Series, Руководство по обслуживанию, Страница: 566 / 1122

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