Toshiba e-STUDIO 2555C Service Manual page 924

(8) Check that the returned license is not displayed on the screen.
Remarks:
If there are any other licenses to be returned, repeat from step (4).
If there is no more licenses to be returned, press the [CLOSE] button, and then turn the power
OFF.
[C] Replace SRAM board
(1) Confirm that the power is turned OFF.
(2) Take off the Fax Unit (GD-1320) if it is installed.
(3) Replace the SRAM board (for the SYS board).
 P. 9-10 "9.1.9 SRAM board <for SYS board>"
[D] Clear SRAM system storage area
(1) Turn the power ON while pressing [6] and [CLEAR] simultaneously.
(2) When "SRAM Clear Mode" appears on the LCD, key in [1] to select "1. Clear SRAM" and then
press the [START] button.
(3) When "SRAM Format Completed" is displayed on the LCD, initializing is completed.
(4) Turn the power OFF.
[E] Restore SRAM
If there is SRAM backup data, perform the following steps.
(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]
simultaneously.
(7) Key in [2] to select "2. Restore SRAM Data from USB" and then press the [START] button.
(8) Enter the password set for the backup data.
(9) Enter the serial number of the backup file.
(10) Turn the power OFF after the restoring of SRAM is completed.
Remarks:
When the restoration is completed successfully, do not perform "[F] Clear SRAM update error
flags" or later procedures.
End this procedure here and finish replacing the SRAM board (for SYS board).
(11) Reinstall the GD-1320 Fax Unit if used.
e-STUDIO2555C/3055C/3555C/4555C/5055C
REPLACEMENT OF PC BOARDS/HDD
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