Toshiba e-STUDIO 2555C Service Manual page 922

9.2.5 Precautions and procedure when replacing the SRAM board (for
the SYS board)
Notes:
Do not replace the HDD and the SRAM board (for the SYS board) together.
Be careful not to damage the board when replacing the SRAM board.
A procedure for replacing the SRAM board is shown below.
When disposing of the SRAM board, perform the items in  P. 9-42 "9.3.4 Precautions when disposing
of the SRAM board (for SYS board)".
Start
Backup SRAM
possible?
Yes
[A] Backup SRAM
[C] Replace SRAM board
[D] Clear SRAM system
[E] Restore SRAM
[O] Set date and time
Setting completed
e-STUDIO2555C/3055C/3555C/4555C/5055C
REPLACEMENT OF PC BOARDS/HDD
No
With backup
data SRAM?
Yes
[C] Replace SRAM board
[D] Clear SRAM system
strage area
[F] Clear SRAM update Error flags
[H] Backup encryption key
[J] Initialize SRAM board
Fig. 9-37
9 - 26
No
The license can No
be returned?
Yes
[B] Return License
strage area
[F] Clear SRAM update Error flags
[G] Backup ADI key
[I] Backup license
[K] Reinstall license
[L] Enable HDD encryption
[M] Adjust image quality
[N] Initialize settings when Fax
Unit (GD-1320) is installed
© 2012-2013 TOSHIBA TEC CORPORATION All rights reserved
[C] Replace SRAM board
[D] Clear SRAM system
strage area
[G] Backup ADI key
[H] Backup encryption key
[I] Backup license
[J] Initialize SRAM board