e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A © 2015 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 236
* AccessFailed or KeyMismatch
KeyNull/
KeyBroken
OK Recover the encryption key on the SRAM board.
P. 9-25 "9.2.8 Precautions and procedure when replacing
the SRAM" ([G]Backup ADI key)
KeyNull/
KeyBroken
KeyNull/
KeyBroken
<No USB backup data>
1. Create the partition in the HDD, and reinstall the system
software.
P. 9-14 "9.2.3 Precautions and procedures when
replacing the HDD/SSD"(Perform step 3 or later in “[E]
Replace / Format HDD”)
<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]Restore
procedure")
2. Recover the encryption key/license on the SYS board.
Follow the procedures below noted in P. 9-19 "9.2.4
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
KeyMismatch KeyMismatch <The error occurs when the SYS board is replaced>
Recover the encryption key on the SYS board. (Transfer the
license from SYS-SRAM to SYS-FROM.)
P. 9-19 "9.2.4 Precautions and procedures when replacing
the SYS board"([C]Restore ADI key)
<The error occurs except when the SYS board is replaced>
Recover the encryption key on the SRAM board. (Transfer the
license from SYS-FROM to SYS-SRAM.)
P. 9-25 "9.2.8 Precautions and procedure when replacing
the SRAM"([G]Backup ADI key)
SRAM Key
Status
FROM Key
Status
Measure
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