Backup Sram - Toshiba e-STUDIO477S Service Manual

Notes:
"[G] Backup ADI key" is required only for the equipment in which the ADI-HDD has been
installed. Other procedures are the same as those for installing the SATA-HDD.
[A] Backup SRAM
Notes:
If "[A] Backup SRAM" fails, proceed to "[B]Return License".
If "[A] Backup SRAM" succeeds, proceed to "[C]Replace SRAM board".
(1) Turn the power ON while pressing [6] and the [CLEAR] button simultaneously.
(2) When "SRAM Clear Mode" appears on the LCD, key in [0] to select "0. Set Serial Number" and
then press the [START] button.
(3) Key in the serial number on the label attached to the rear cover of the equipment, and then press
the [OK] button.
(4) "Serial Number Setting completed" is displayed.
(5) Turn the power OFF.
(6) Install the USB device in the equipment, and then turn the power ON while pressing [5] and [9]
buttons simultaneously.
(7) Key in [1] to select "1. Backup SRAM Data to USB", and then press the [START] button.
(8) Enter a password (max. 15 characters) to be set for the backup data.
(9) Restart the equipment after the backup is completed.
(10) Turn the power OFF.
[B] Return License
Notes:
When installing the Data Overwrite Enabler (GP-1070) and security mode is setting High
Security, set the security mode levlel to "1" (Low level). Then restart the equipment.
(1) Start up with the Setting Mode (08).
(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 [3840], and then press the [ENTER] button.
(4) Select the license to be returned, and then press the [REMOVE] button.
(5) Install the one-time dongle, which you used for uploading the selected license, in the equipment,
and then press the [OK] button.
(6) The Remove screen is displayed, then press the [YES] button. If this screen is not displayed,
check whether the one-time dongle is installed in the equipment properly.
(7) After 10 to 40 seconds passes, the screen for notifying the success of performance is displayed.
Then press the [OK] button. If this screen is not displayed or the screen for notifying the failure of
performance is displayed, quit this operation by pressing the [NO]/[CLOSE] button. Then, check
whether the one-time dongle, which you used for uploading the selected license, is installed in
the equipment.
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e-STUDIO477S/527S/477SL
REPLACEMENT OF PC BOARDS/HDD
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