CD313 (bizhub 287/227)
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Contents
Trouble type | CD313: TPM key data error |
Rank | C |
Trouble detection condition | A fault occurs in the TPM key data. |
Trouble isolation | – |
Relevant electrical parts | – |
Procedure

- Touch [Recover Data] displayed at the lower right portion on the trouble screen.
- A screen confirming whether to recover data appears.
- Select [Yes].
- The screen will be shifted to the data restoration screen to perform data restoration. NOTE: When the restoration is performed in a short time, data restoration screen may not be displayed.
- Check the message which indicates that the data restoration was successfully conducted. Turn OFF the main power switch and turn it ON again more than 10 seconds after. NOTE: In case it failed to restore data, return to the trouble code screen.
- Replace the current MFPB with a new one. (Part# A7AHH0201D)
NOTE
- Nonvolatile data backup will be automatically performed every hour. Backup can also be performed manually with the following setting. [Service Mode] -> [Enhanced Security] -> [Memory Data Backup]
K.3.18.20 (Link to the Field Service Manual)