
4
4
4-91
4-91
Parts Replacement and Cleaning > Main Controller > Removing the Main Power Unit > Preparations
Parts Replacement and Cleaning > Main Controller > Removing the Main Power Unit > Preparations
CAUTION:
There is a connector on the backside of the DC Controller PCB. When removing the DC
Controller PCB, be careful about the connecter.
Connector
CAUTION:
When replacing the DC Controller PCB, be sure to use a new one. Do not use the DC
Controller PCB which was used with another machine.
■
Actions after Replacement
Turn ON the main power supply and restore the DC Controller PCB SRAM.
Execute COPIER > FUNCTION > SYSTEM > DSRAMRES (LEVEL2).
After the above execution, “ACTIVE” is displayed for approx. 2 minutes, then “OK!” is
displayed. Restoration is completed now.
Removing the Main Power Unit
■
Preparations
1) Open the Right Lower Cover and Right Upper Cover.(Refer to page 4-84)
2) Remove the Right Rear Cover.
3) Remove the Left Rear Cover.(Refer to page 4-86)
4) Remove the Rear Cover.(Refer to page 4-89)
●
Remove the Rear Lower Cover.
5) Remove the Connector Cover.
• 1 screw
6) When the Cassette Pedestal is installed, remove the connector.
• 1 Reuse Band
• 6 harness guides
• 5 connectors
Harness Guides
Connectors
Connectors
x5
x7
Reuse Band
F-4-79
F-4-80