Oki ES9160 Maintenance Manual page 665

Message displayed
SRAM Key FROM Key
Status Status
KeyNull KeyNull
KeyBroken
KeyBroken KeyNull
KeyBroken
[F109_4] Key consistency error (license data damage)
Classification
Other service call
Check Item
Encryption key status confirmation
Take measures given in the following table according to the messages displayed in the SRAM Key
Status and FROM Key Status fields.
Remarks:
If the error is not cleared, reinstallation of the OS data, master data and application is needed.
Message displayed
SRAM Key FROM Key
Status Status
AccessFailed AccessFailed
OK AccessFailed
AccessFailed OK
© 2012 OKI DATA CORPORATION All rights reserved
<With USB-SRAM backup data: USB backup data recovery>
(1) Install the OS data.
P. 11-9 "11.2.1 Master data/System ROM/Engine
ROM/Scanner ROM / RADF ROM"
(2) Recover all data on the SRAM board.
P. 9-14 "9.2.4 Precautions and Procedures when
replacing the SYS board"
(3) Recover the encryption key/license on the SYS board.
P. 9-14 "9.2.4 Precautions and Procedures when
replacing the SYS board"
([D] Restore encryption key, [E] Restore license)"
Key consistency error - The license data are damaged.
Check the message displayed by [3] + [C] + [START] → 5. Key
Backup Restore.
<With USB-SRAM backup data: USB backup data recovery>
(1) Replace the SYS board.
P. 9-14 "9.2.4 Precautions and Procedures when
replacing the SYS board"
(2) Replace the SRAM board (for the SYS board). (USB
backup data are used)
P. 9-19 "9.2.6 Procedure when replacing the battery
on LGC board"
(all procedure)
(3) Recover the encryption key/license on the SYS board.
P. 9-14 "9.2.4 Precautions and Procedures when
replacing the SYS board"
([D]Restore encryption key, [E] Restore license)
(1) Replace the SYS board.
P. 9-14 "9.2.4 Precautions and Procedures when
replacing the SYS board"
(1) Replace the SRAM board (for the SYS board). (USB
backup data are not used)
P. 9-20 "9.2.8 Precautions and Procedures when
replacing SRAM board"
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Measure
Contents
Measure
Measure
(all procedure)
(all procedure)
(all procedure)
ES9160 MFP / ES9170 MFP
ERROR CODE AND TROUBLESHOOTING
8