Canon imageRUNNER ADVANCE C5051 Series Service Manual page 335

4
Parts Replacement and Cleaning > Main Controller > Removing the Main Controller PCB 2 > Preparations
CAUTION:
At installation, lift the grip, insert the Main Controller PCB 1 until it stops, then tilt the
grip and install it with 2 screws.
NOTE:
• If the Reader Unit is installed, handle the reader power cable from the connector side,
make the cable slack in the upper area and install it.
Reader power cable
x2
x2
Wire saddles
Connectors
• Make sure that the Main Controller PCB 1 is fixed to the device.
4 Parts Replacement and Cleaning > Main Controller > Removing the Main Controller PCB 2 > Preparations
x2
Grips
F-4-55
Cable guide
F-4-56
Removing the Main Controller PCB 2
■ Actions before Replacement
You can evacuate by contents of the SRAM in Main Controller PCB 2 when you use SST.
execute Lev1 COPIER > FUNCTION > SYSTEM > DOWNLOAD > OK
[5] BACKUP
But you cannot use this function when there is HDD Encryption Board.
● When there is HDD Encryption Board:
1) Backup of the set/registered data.
Use the Remote UI.
Management Settings > Data Management > Import/Export
Target data:
2) Printing the set/registered data.
Use the service mode.
(Lv.1) COPIER > FUNCTION > MISC-P > USER-PRT
List of the set/registered data which cannot be backed up is printed.
■ Preparations
● Remove the Left Rear Cover and the Left Rear Sub Cover.
1) Remove the Left Rear Cover.
• 2 rubber caps
• 2 screws
• 5 claws
Rubber cap
x2
x5
Rubber cap
4-69
Claws
F-4-57
4-69