Backup Of Tpm Key - Canon imageRUNNER ADVANCE C3325 Series Service Manual

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Technical Explanation > Main Controller > Security Function (Encryption Key, Certificate and Protection of Password) > Works to be Done Before and After Introduction
● Backup of TPM key
Only a USB flash drive (supported file system: FAT32) can be used as a device to save the
backup file of the TPM key.
The data size of this file is several MB.
1) Connect the USB flash drive to the machine.
The USB I/F (host) is located on the Control Panel side and the Main Controller PCB side.
CAUTION:
Connect only one USB flash drive.
If two or more are connected when the backup operation is executed, a message is
displayed indicating that the backup has failed.
NOTE:
As the backup file of the TPM key is saved by serial number, backup files of multiple
machines can be saved in the USB flash drive.
2) Execute Management Settings > Data Management > TPM Settings, and click [Back Up
TPM Key].
2 Technical Explanation > Main Controller > Security Function (Encryption Key, Certificate and Protection of Password) > Works to be Done Before and After Introduction
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3) After clicking [Password], enter the password (4 to 12 digits).
Then, re-enter the verification password.
4) Click [OK]. Backup of TPM key starts.
5) When the screen indicating the completion of backup is displayed, click [OK], and remove
the USB flash drive.
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