Main Power Supply Pcb - Canon imagerunner C5180 Service Manual

12.5.10.4 Removing the DC Controller
PCB1 (IMG)
1) Remove the DC controller PCB1 (DCCON IMG)
[3].
- 6 screws [1]
- 1 flat cable [2]
[1]
[3]
F-12-54
12.5.10.5 When Replacing the DC
Controller PCB
1) After replacing the DC controller PCB, use the
following service mode to initialize the memory
of the DC controller PCB:
COPIER>FUNCTION>CLEAR>DC-CON
2) Enter the settings indicated on the service label
using the following service mode:
COPIER>ADJUST>LASER>PVE-OFST
Use it to enter an adjustment value for the laser
beam position.
COPIER>ADJUST>FEED-ADJ>REGIST
Use it to adjust the timing at which the registration
roller clutch goes ON.
COPIER>ADJUST>FEED-ADJ>ADJ-REFE
Use it to adjust the horizontal registration for re-
pickup.
COPIER>ADJUST>CST-ADJ>MF-A4R
Use it to adjust the paper width basic value for the
manual feed tray.
COPIER>ADJUST>CST-ADJ>MF-A6R
Use it to adjust the paper width basic value for the
manual feed tray.
COPIER>ADJUST>CST-ADJ>MF-A4
Use it to adjust the paper width basic value for the
manual feed tray.
3) Turn off and then on the main power switch.
4) Select the following
[1]
[2]
[1]
in service mode:
COPIER>FUNCTION>LASER>L-ADJ-0.
5) Press the OK key. (The machine starts auto
adjustment and will indicate 'END' at its end.)

12.5.11 Main Power Supply PCB

12.5.11.1 Preparation for Removing the
Main Power Supply PCB
1) Remove the rear fan cover.(page
22)Reference[Removing the Rear Fan Cover]
2) Remove the rear lower cover.(page 12-
23)Reference[Removing the Rear Lower Cover]
3) Remove the IH power supply unit.(page 12-
29)Reference[Removing the IH Power Supply
Unit]
4) Remove the DC power supply unit.(page 12-
29)Reference[Removing the DC Power Supply
Unit]
5) Remove the
36)Reference[Removing the Relay PCB]
6) Remove the All-night Power Supply PCB.(page
12-34)Reference[Removing the All-night Power
Supply PCB]
7) Remove the DC/DC converter PCB (38V)
1.(page 12-36)Reference[Removing the DC/DC
Converter PCB (38V)1]
8) Remove the DC/DC converter PCB (38V)
2.(page 12-37)Reference[Removing the DC/DC
Converter PCB (38V)2]
12.5.11.2 Removing the Main Power
Supply PCB
1) Remove the main power-supply middle support
plate [3].
- 4 clamps [1]
- 8 screws [2]
[3] [1]
[2]
F-12-55
Chapter 12
relay PCB.(page
[2] [1] [2]
[1]
12-33
12-
12-