Oki MB760 Service Manual page 211

[G] Backup aDI key
If the ADI-HDD is installed, follow the steps below. To confirm the type of device, start up
the equipment in the 4C mode.
(1) Turn the power ON while pressing [3] and the [CLEAR] button simultaneously.
(2) Enter the password, and then press the [OK] button. (If the password is not set for
Service, press the [OK] button without entering anything.)
(3) Key in [5] to select "5. Key Backup Restore", and then press the [START] button.
(4) Key in [6] to select "6. ADIKey FROM to SRAM", and then press the [START] button.
(5) Wait until the backup of the ADI key is completed. "Operation Complete" is displayed.
(6) Restart the equipment after the backup is completed.
If you want to perform the backup of the license, do not restart the equipment but
perform from (4) in "[H] Backup encryption key".
[H] Backup encryption key
(1) Turn the power ON while pressing [3] and the [CLEAR] button simultaneously.
(2) Enter the password, and then press the [OK] button. (If the password is not set for
Service, press the [ENTER] button without entering anything.)
(3) Key in [5] to select "5. Key Backup Restore", and then press the [START] button.
(4) Key in [2] to select "2. Key FROM to SRAM", and then press the [START] button.
(5) Wait until the backup of the encryption key is completed. "Operation Complete" is
displayed.
(6) Restart the equipment after the backup is completed. If you want to perform the
backup of the license, do not restart the equipment but perform from (4) in "[I] Backup
license".
(7) Turn the power OFF.
[I] Backup license
Notes:
If "3. License SRAM to FROM" is performed by mistake, carry out the following procedure.
 P. 6-29 "[1] Re-registration when the board is replaced"
(1) Turn the power ON while pressing [3] and the [CLEAR] button simultaneously.
(2) Enter the password, and then press the [OK] button. (If the password is not set for
Service, press the [ENTER] button without entering anything.)
(3) Key in [5] to select "5. Key Backup Restore", and then press the [START] button.
(4) Key in [4] to select "4. License FROM to SRAM", and then press the [START] button.
(5) Wait until the backup of the license is completed. "Operation Complete" is displayed.
(6) Restart the equipment after the backup is completed.
(7) Turn the power OFF.
45641001TH Rev.1
Oki Data CONFIDENTIAL
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