Toshiba e-STUDIO656 - Page 632

e-STUDIO556/656/756/856(Ver03) © 2012 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 124
[F100_2] HDD format error (HDD encryption key data damaged - both boards)
Take appropriate countermeasures shown in the table below according to the messages displayed in
"SRAM Key Status" and "FROM Key Status".
Remark:
If the error is not cleared, reinstallation of the OS data, master data and application is needed.
Key Null
Key Broken
OK
Recover the encryption key on the SRAM board.
 P.9-20 "9.2.6 Precautions and Procedures when replacing SRAM
board" ([H]Backup encryption key)
Keymismatch Keymismatch <The error occurs when the SYS board is replaced>
Recover the encryption key on the SYS board.
 P.9-16 "9.2.4 Precautions and Procedures when replacing the SYS
board" ([F]Restore encryption key)
<The error occurs except when the SYS board is replaced>
Replace the SRAM board.
 P.9-20 "9.2.6 Precautions and Procedures when replacing SRAM
board" (all steps)
Classification Error item
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)
SRAM Key
Status
FROM Key
Status
Measures
* Access Failed Replace the SYS board.
 P.9-16 "9.2.4 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 "12.1.4Cloning procedure [[B]Restoring procedure")
2. Recover the encryption key/license on the SYS board.
Follow the procedures below noted in  P.9-16 "9.2.4 Precautions and
Procedures when replacing the SYS board"
[E] Restore ADI key (only when ADI-HDD is installed)
[F] Restore encryption key
[G] Restore license
Access Failed * Replace the SRAM board .
 P.9-20 "9.2.6 Precautions and Procedures when replacing SRAM
board"
SRAM Key
Status
FROM Key
Status
Measures