Canon imageRUNNER ADVANCE C5255, Руководство по обслуживанию, Страница: 55 / 1443

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Technology > Controller System > Controls > Security Features (Encryption Key, Certificate, Password Protection)
Technology > Controller System > Controls > Security Features (Encryption Key, Certificate, Password Protection)
CAUTION: The following may cause failures in backup.
If any of the following is detected, the backup process is aborted and the message
and the cause for the failure are shown on the screen. Take an appropriate measure to
recover this.
• The USB flash drive is not inserted to the machine
• 2 or more USB flash drives are inserted to the machine
• The USB flash drive has insufficient free memory space
• The USB flash drive is write-protected
• No key is found
CAUTION: The USB flash drive should be securely stored.
Give advice users on the following points.
• The USB flash drive should be securely stored
• Once the TPM key backup file is saved in the USB flash drive, never save the
backup file on a server or the like accessible to unanimous users.
MEMO: Name of TPM key backup file
The serial number for the machine is automatically assigned as the backup file name.
3. Restore of TPM key
Procedure is about the same as the backup work.
Difference between restore work and backup work:
Rebooting is necessary (turn OFF and then ON the main power) after completion of restore
work.
1) Connect the USB memory that saves TPM key.
2) Select the following: Management setting > Data management > TPM setting; and
click [Restore TPM key].
3) Enter the password set in the backup process.
4) Click [OK] on Start Restoration Screen. The restoration process is started.
5) Click [OK] on Restoration Completion Screen. Remove the USB flash drive and turn
OFF/ ON the main power switch.
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