Toshiba e-STUDIO 2555C Service Manual page 932

Remarks:
If an error occurs during the initialization of the LGC board and the initialization fails, error
messages are displayed on the touch panel. The error messages and the corresponding
troubleshooting methods are shown below.
Error message
UNDEFINED MODEL
UNDEFINED VERSION
VERIFY ERROR
e-STUDIO2555C/3055C/3555C/4555C/5055C
REPLACEMENT OF PC BOARDS/HDD
Troubleshooting
Since the LGC board probably has a problem, replace it with
a new one by following the procedure below.
 P. 9-6 "9.1.6 LGC board"
Recheck the destination of the SRAM board (for the SYS
board). Since the SRAM board (for the SYS board) probably
has a problem, replace it with a new one by following the
procedure below.
 P. 9-10 "9.1.9 SRAM board <for SYS board>"
Check whether the EEPROM (for the LGC board) is
connected properly.
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