Removing The Dc Controller Pcb - Canon imageRUNNER ADVANCE C350 series Service Manual

4
Disassembly/Assembly > Controller System > Removing the DC Controller PCB > Procedure

Removing the DC Controller PCB

■ Before Replacing
Before 1)Backup the Service Mode data.
Replacing (Lv.2) COPIER > FUNCTION > SYSTEM > DSRAMBUP
After "ACTIVE" is displayed for approx. 2 minutes, "OK!" is displayed.
If necessary,output the servise mode setting values by P-PRINT before
execution.
(Lv.1) COPIER > FUNCTION > MISC-P > P-PRINT
2)After the above execution is completed, turn OFF the main power supply.
■ Preparation
1) Remove the Rear Cover 1(Refer to page 4-35).
2) Remove the Main Controller Unit(Refer to page 4-84).
4 Disassembly/Assembly > Controller System > Removing the DC Controller PCB > Procedure
F-4-209
■ Procedure
1) Disconnect the connector connected to the DC Controller PCB [1].
• 27 Connectors [2]
• 1 Flat Cable [3]
[1]
2) Remove the DC Controller PCB [1].
• 5 Screws [2]
[2]
5x
[2]
4-90
28x
[3]
[2]
[2]
F-4-210
[1] [2]
F-4-211
4-90