Toshiba PSAGEX User Manual
2.7 Display
2 Troubleshooting
Check 3
The FL may be faulty. Replace it with a new one and return to Procedure
3. If there is still an error, perform Check 4.
3. If there is still an error, perform Check 4.
Check 4
The FL inverter board may be faulty. Replace it with a new one and
return to Procedure 3. If there is still an error, perform Check 5.
return to Procedure 3. If there is still an error, perform Check 5.
Check 5
Make sure the LCD/FL cable has been firmly connected to the system
board and LCD module.
board and LCD module.
FL inverter board
System board
CPU
LCD/FL cable
If the cable is loose or off, reconnect it firmly and return to Procedure 3.
If there is still an error, perform Check 6.
If there is still an error, perform Check 6.
Check 6
The LCD/FL inverter cable may be faulty. Replace it with a new one and
return to Procedure 3. If there is still an error, perform Check 7.
return to Procedure 3. If there is still an error, perform Check 7.
Check 7
The LCD module may be faulty. Replace it with a new one and return to
Procedure 3. If there is still an error, perform Check 8.
Procedure 3. If there is still an error, perform Check 8.
Check 8
The System board may be faulty. Replace it with a new one. If there is
still an error, perform Check 9.
still an error, perform Check 9.
Check 9
The CPU may be faulty. Replace it with a new one following the
instructions in Chapter 4.
instructions in Chapter 4.
Check 10
The memory may be defective. Replace the memory module with a new
one following the steps described in Chapter 4. If the problem persists,
perform Check 10.
one following the steps described in Chapter 4. If the problem persists,
perform Check 10.
Satellite A300/Satellite Pro A300/EQUIUM A300/SATEGO A300 Maintenance Manual 2-17