Toshiba SATELLITE E105 Manual Do Utilizador

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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. 
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. 
Check 5 
Make sure the LCD/FL cable has been firmly connected to the system 
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. 
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. 
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. 
Check 8 
The System board may be faulty.  Replace it with a new one.  If there is 
still an error, perform Check 9. 
Check 9 
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. 
Check 10 
The CPU may be faulty.  Replace it with a new one following the 
instructions in Chapter 4. 
 
Satellite E100/E105   Maintenance Manual 2-17