Pcb; Removing The Main Controller Pcb; Replacement Procedure; Action To Take After Replacement - Canon imageRUNNER 2545 Series Service Manual

4
Parts Replacement and Cleaning > PCB > Removing the Reader Relay PCB > Replacement Procedure

PCB

Removing the Main Controller PCB

■ Replacement Procedure

1) Remove the left cover (right). ("Removing the Rear Cover (Right)"(page
2) Remove the left rear cover. ("Removing the Left Rear Cover"(page
3) Remove the RAM PCB. ("Removing the RAM PCB"(page
4) Remove the modem PCB (for the model with a FAX function).
5) Disconnect all connectors and flexible cables on the main controller PCB.
6) Remove the main controller PCB.
- 11 screws
x11

■ Action to Take after Replacement

After replacing the image processor PCB with a new one, take the following action:
- Download the latest firmware with the UST.
- Enter all values recorded on the service label affixed to the rear cover.
4 Parts Replacement and Cleaning > PCB > Removing the Reader Relay PCB > Replacement Procedure
4-21)..)
4-18).)
4-47)..)
F-4-98

Removing the Reader Relay PCB

■ Replacement Procedure
1) Remove the reader rear cover. ("Removing the Reader Rear Cover"(page
2) Remove the reader relay PCB.
- 3 flexible cables
- 4 connectors
- 6 screws
x7
x6
4-43
4-20).)
F-4-99
4-43