dynabook Satellite C40-J Hardware Overview page 36

2 Troubleshooting
LCD
If any of the cables is loose or off, reconnect it firmly and return to Procedure
3. If there is s�ll an error, perform Check 2.
Check 2 The LCD cable may be faulty. Replace it with a new one and return to
Procedure 3. If there is s�ll an error, perform Check 3.
Check 3 Make sure the LCD cable has been firmly connected to the system board and
LCD module, if the cable is loose or off, reconnect it firmly and return to
Procedure 3. If there is s�ll an error, perform Check 4.
Check 4 The LCD module may be faulty. Replace it with a new one and return to
Procedure 3. If there is s�ll an error, perform Check 5.
Check 5 The System board may be faulty. Replace it with a new one. If there is s�ll an
error, perform Check 1.
2-12
System board
LCD cable
Maintenance
2.6 Display
SATELLITE PRO C40-J/C50-J