Oki MPS5502 - Page 140

45641001TH Rev.1
5-57 /
Oki Data CONFIDENTIAL
[F109_3] Key consistency error (HDD encryption parameter damage)
Classification Contents
Other service call Keyconsistencyerror-ParameterusedforHDDpartitionencryptionare
damaged.
Check item Measures
Encryption key status
confirmation
Checkthemessagedisplayedby[3]+[C]+[POWER]
→
5.KeyBackup
Restore.
Take measures given in the following table according to the messages displayed in the SRAM
KeyStatusandFROMKeyStatuselds.
Remarks:
Iftheerrorisnotcleared,reinstallationofthesystemrmware,systemsoftwareandapplication
is needed. ([4]+[9]
→
Power-ON)
SRAMKey
Status
FROMKey
Status
Measure
* AccessFailed Replace the SYS board.

P.6-18“6.2.4PrecautionsandProcedureswhenreplacingtheSYS
board” (all steps)
<WithUSBbackupdata:Allkeydatarecovery>
1. Recover all the data on the SRAM board.
[5]+[9]+[POWER]
→
2. Restore SRAM Data from USB (For
details,see“9.1.4Cloningprocedure[B]Restoreprocedure”)
2. Recover the encryption key/license on the SYS board.
Followtheproceduresbelownotedin“6.2.4Precautionsand
Procedures when replacing the SYS board”.
[C] Restore ADI key (only when ADI-HDD is installed)
[D] Restore encryption key
[E] Restore license
AccessFailed * Replace the SYS board.

P.6-22“6.2.5Precautionsandprocedurewhenreplacingthe
SRAMboard(fortheSYSboard)”(fortheSYSboard,allsteps)
OK KeyNull/
KeyBroken
Recover the encryption key on the SYS board.

P.6-18“6.2.4PrecautionsandProcedureswhenreplacingtheSYS
board” ([D]Restore encryption key)
AccessFailed OK Replace the SRAM board (for the SYS board).

P.6-22“6.2.5Precautionsandprocedurewhenreplacingthe
SRAM board (for the SYS board)” (all steps)
KeyNull/
KeyBroken
OK Recover the encryption key on the SRAM board.

P.6-22“6.2.5Precautionsandprocedurewhenreplacingthe
SRAMboard(fortheSYSboard)”(fortheSYSboard,[H]Backup
encryption key)
KeyNull/
KeyBroken
KeyNull/
KeyBroken
<No USB backup data>
1. Reinstall the system software.

P.8-3“8.2FirmwareUpdatingwithUSBDevice”
<WithUSBbackupdata:Allkeydatarecovery>
1. Recover all the data on the SRAM board.
[5]+[9]+[POWER]
→
2. Restore SRAM Data from USB (For
details,see“9.1.4Cloningprocedure[B]Restoreprocedure”)
2. Recover the encryption key/license on the SYS board.
Followtheproceduresbelownotedin“6.2.4Precautionsand
Procedures when replacing the SYS board”.
[C] Restore ADI key (only when ADI-HDD is installed)
[D] Restore encryption key
[E] Restore license
*AccessFailed,KeyNullorKeyBroken