When Replacing The Reader Controller Pcb; Removing The Reader Controller Pcb Unit; Points To Note When Replacing The Reader Controller Pcb; Inverter Pcb - Canon ImageRunner iR8500 Series Service Manual

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[1]
[3]
[3]
[3]

5.4.5.5 When Replacing the Reader Controller PCB

/ iR8070
1) Print out the data on the user/service mode settings.
2) Replace the reader controller PCB.
3) Remove the EEPROM (1 pc.) from the existing PCB, and mount it to
the new PCB.
4) Assemble the machine, connect the power plug, and turn on the main
power switch.
5) Check to make sure that the following settings of service mode are
identical with the settings that were effective before the replacement
of the PCB:
COPIER>ADJUST>AE>(all Items)
COPIER>ADJUST>ADJ-XY>(all Items)
COPIER>ADJUST>CCD>(all Items)
If a discrepancy is found, enter the appropriate settings in service
mode (by referring to the service label).

5.4.5.6 Removing the Reader Controller PCB Unit

iR105i/iR105+ / iR9070
1) Remove the reader controller cover.
2) Disconnect the 8 connectors of the reader controller PCB, DDIS
cable, and 2 flexible cables.
3) Remove the 8 screws [1], and detach the reader controller PCB unit
[2].
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[1]
[2]
5.4.5.7 Points to Note When Replacing the reader
controller PCB
iR105i/iR105+ / iR9070
1) Execute the following two items in service mode to print out settings
stored under items: COPIER> FUNCTION> MISC-P> LBL-PRNT
[3] [3] [2] [3]
[4] [3] [5]
F-5-95
0008-9603
0007-2781
[1]
[1]
[1]
[1]
F-5-96
0008-4345
and COPIER> FUNCTION> MISCP> USER-PRT.
2) Check to make sure that the Execute/Memory lamp in the control
panel is OFF, and turn off the main power switch.
3) Disconnect the power plug from the power outlet.
The machine remains powered as long as the power plug is connected.
Be sure to disconnect the power plug from the wall outlet.
4) Replace the reader controller PCB.
5) Assemble the machine, and connect the power plug to the power
outlet; then, turn on the main power switch.
6) Execute the following in service mode: COPIER> FUNCTION>
CLEAR> R-CON.
7) Turn off and then on the main power switch.
8) Execute the following in service mode: COPIER> FUNCTION>
CCD> CCD-ADJ.
9) Enter the settings printed out in step 1) for the following:
- service mode
COPIER> ADJUST> ADJ-XY (4 items)
COPIER> ADJUST> LAMP (1 item)
COPIER> ADJUST> CCD (29 items)
- user mode
10) Turn off and then on the main power switch, and execute the
following in service mode
to generate a service label; keep the service label in the service book
case: COPIER> FUNCTION> MISC-P> LBL-PRNT.
5.4.5.8 Points to Note When Replacing the reader
controller PCB
1) Execute the following two items in service mode to print out settings
stored under items:
PRNT and COPIER>FUNCTION>MISCP>USER-PRT.
2) Check to make sure that the Execute/Memory lamp in the control
panel is OFF, and turn off the main power switch.
3) Disconnect the power plug from the power outlet.
The machine remains powered as long as the power plug is connected.
Be sure to disconnect the power plug from the wall outlet.
4) Replace the reader controller PCB.
5) Assemble the machine, and connect the power plug to the power
outlet; then, turn on the main power switch.
6) Execute the following
COPIER>FUNCTION>CLEAR>R-CON.
7) Turn off and then on the main power switch.
8) Execute the following
COPIER>FUNCTION>CCD>CCD-ADJ.
9) Enter the settings printed out in step 1) for the following:
- service mode
COPIER>ADJUST>ADJ-XY (4 items)
COPIER>ADJUST>LAMP (1 item)
- user mode
10) Turn off and then on the main power switch, and execute the
following in service mode to generate a service label; keep the
service label in
COPIER>FUNCTION>MISC-P>LBL-PRNT.

5.4.6 Inverter PCB

5.4.6.1 Removing the Inverter PCB

iR105i/iR105+ / iR9070
1) Remove the rear cover.
2) Remove the rear upper cover.
3) Remove the inverter cooling fan duct.
4) Remove the 2 screws [1], and disconnect the 7 connectors [2].
Chapter 5
0008-8015
COPIER>FUNCTION>MISC-P>LBL-
in service
in service
the service book
0007-1761
mode:
mode:
case:
5-37