Konica Minolta bizhub C658 Service Manual page 1521

bizhub C658/C558/C458/C368/C308/C258
3.24.30 CD313 (bizhub C658/C558/C458/C368/C308/C258)
(1) Contents
Trouble type
Rank
Trouble detection condition A fault occurs in the TPM key data.
Trouble isolation
Relevant electrical parts
(2) Procedure
1. Touch [Recover Data] displayed at the lower right portion on the trouble screen.
2. A screen confirming whether to recover data appears.
3. Select [Yes].
4. 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.
5. 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.
6. Replace the current MFPB with a new one.
NOTE
▪ Nonvolatile data backup will be automatically performed every hour. Backup can also be performed manually with the following
setting. [Service Mode] -> [Enhanced Security] ->
3.24.31 CD38E (bizhub C658/C558/C458/C368/C308/C258)
(1) Contents
Trouble type
Rank
Trouble detection condition The "ISW download flag" saved in the SPI-Flash has an illegal value.
Trouble isolation
Relevant electrical parts
(2) Procedure
1. Rewrite the firmware.
2. Turn OFF the main power switch, disconnect and then connect the power cord. Wait for 10 sec. or more after connect the power cord,
and turn ON the main power switch.
3.24.32 CD390 (bizhub C658/C558/C458/C368/C308/C258)
(1) Contents
Trouble type
Rank
Trouble detection condition C-D390 code is normally shown when the MFP board is replaced with a new one.
Trouble isolation
Relevant electrical parts
(2) Procedure
1. Wait until "Recover Data" appears. (MFP will reboot maximum 2 times by itself, it may take 5 minutes.) Touch the "Recover Data" button
and follow the instructions that appear on the control panel to restore (backup) data.
3.24.33 CD391 (bizhub C658/C558/C458/C368/C308/C258)
(1) Contents
Trouble type
Rank
Trouble detection condition -
Trouble isolation
Relevant electrical parts
CD313: TPM key data error
C
-
-
(bizhub C368/C308/C258
CD38E: Nonvolatile data save error (SPI-Flash)
C
-
MFP board (MFPB)
CD390: Nonvolatile data checksum error
C
-
-
CD391: Nonvolatile data save error (eMMC)
-
-
-
/ bizhub C658/C558/C458)
[Memory Data Backup]
K-193
K TROUBLESHOOTING > 3. TROUBLE CODE