Precautions And Procedures When Replacing Nvram - Toshiba e-STUDIO556 Service Manual

9.2.7

Precautions and Procedures when replacing NVRAM

Note:
Be careful not to damage the LGC board when replacing the NVRAM.
A procedure for replacing the NVRAM board is shown below.
[A] Replace NVRAM board
(1) Confirm that the power is turned OFF.
(2) Replace the SRAM board.
P.9-3 "9.1.4 Logic PC board (LGC board)"
[B] Initialized NVRAM
(1) Open the front cover (lower) and then check the destination indicated on the white tape attached
to the frame of the equipment.
(2) Start up with the Setting Mode (08).
(3) Enter a password and then press the [OK]. The password is not set by default.
(If a password is not set for Service, press [OK] without entering anything.)
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Start
[A] Replace NVRAM
[B] Initialize NVRAM
[C] Adjust image quality
[D] Set line setting mode
Setting completed
Fig. 9-22
DP****** NAD *********
Fig. 9-23
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e-STUDIO556/656/756/856(Ver03)
REPLACEMENT OF PC BOARDS / HDD
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