Restoration Procedure (Import) - Canon imageCLASS LBP6780dn Service Manual

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Troubleshooting > Backup/Restoration by Expansion ROM for servicing and Sublog Board > Backup and Restoration (Export and Import) > Restoration Procedure (Import)

■ Restoration Procedure (Import)

1) Install the unused Main Controller PCB which has been installed with the Sublog Board (to
which data was exported) attached with the Expansion ROM to the machine.
2) Turn ON the power and select [NVRAM import] in the menu, and then press the OK key.
The information stored in the Sublog Board is written back to the machine.
NVRAM import
CAUTION:
When not replacing with an unused Main Controller PCB, the following message is
displayed and the operation is stopped. In this case, turn OFF the power and replace
with an unused Main Controller PCB.
Not new board
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Troubleshooting > Backup/Restoration by Expansion ROM for servicing and Sublog Board > Backup and Restoration (Export and Import) > Restoration Procedure (Import)
→/↓
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3) The data in the Sublog Board is deleted and the following message is displayed in the case
of successful completion.
NVRAM import complete
4) Turn OFF the power and remove the Sublog Board.
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