Oki MPS5502 - Page 128

45641001TH Rev.1
5-45 /
Oki Data CONFIDENTIAL
[F100_2] HDD format error (HDD encryption key data damaged - both boards)
Classification Contents
Other service call HDD format error: Encryption key data of both the SYS board and the
SRAM board for the SYS board are damaged.
Check item Measures
Encryption key status Checkthedisplayedmessage.([3]+[C]+[POWER]
→
5.KeyBackup
Restore)
Take appropriate countermeasures shown in the table below according to the messages displayed
in“SRAMKeyStatus”and“FROMKeyStatus”.
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)
KeyNull/
KeyBroken
KeyNull/
KeyBroken
<No USB backup data>
1. Reinstall the system software.

P.8-4“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