Canon imageRUNNER ADVANCE C5255 Series Service Manual page 408

4
Parts Replacement and Cleaning > Main Controller > Removing the Main Controller PCB 2 > Actions after Replacement
CAUTION:
At installation, avoid the harness, hold the grip in raised condition, put the Main
Controller PCB 2 all the way in, tilt the grip, and install it.
NOTE:
• If the FAX Unit is installed, install the connector.
• Make sure that the Main Controller PCB 2 is fixed to the device.
■ Actions after Replacement
● When SRAM data is temporarily backed up to an USB memory
device
1) After replacing the PCB, start the machine by 2+8 startup.
2) Connect the USB memory device to USB I/F (Host) of the machine.
When the download Menu (USB) appears, press the [8] key on the Control Panel.
3) The download Menu 2nd (USB) will appear. Press the [2] key.
[[[[[ download Menu 2nd (USB) ]]]]]]
------------------------------------
[1]: Service Mode Password Clear
[2]: Restore
[C]: Return to Main Menu
4) Press the [0] key for confirmation.
5) The Restore Menu (USB) will appear. Press the [2] key.
6) Press the [0] key to confirm, and then the SRAM data is restored from the USB memory
4 Parts Replacement and Cleaning > Main Controller > Removing the Main Controller PCB 2 > Actions after Replacement
x2
Grip
F-4-70
device.
7) Press the [C] key to return to the download Menu (USB).
8) Press the [Reset] key to shut down the host machine.
● When SRAM data is temporarily backed up to an HDD
1) After replacing the PCB, start the machine by 2+8 startup.
2) When the download Menu (HDD) appears, press the [8] key on the Control Panel.
3) When the download Menu 2nd (HDD) appears, press the [2] key on the Control Panel.
[[[[[ download Menu 2nd (HDD) ]]]]]]
------------------------------------
[2]: Restore
[C]: Return to Main Menu
4) Press the [0] key for confirmation.
5) When the Restore Menu (HDD) appears, press the [2] key on the Control Panel.
[[[[[ Restore Menu (HDD) ]]]]]]
------------------------------------
[2]: SRAM(HDD)
[C]: Return to Main Menu
6) Press the [0] key to confirm, and then the SRAM data is restored from the internal HDD.
7) Press the [C] key to return to the download Menu (HDD).
8) Press the [Reset] key to shut down the host machine.
CAUTION:
Do not transfer the following parts to another machine (a machine of a different serial
number.).
The machine will not start up normally, and may become unrecoverable in some cases.
• Main Controller PCB 2 (with the Memory PCB unremoved)
• Memory PCB
4-88
F-4-71
F-4-72
4-88