Toshiba TECRA S1 Manual Do Utilizador

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2  Troubleshooting 
2.8  Display 
2-26 
TECRA S1  Maintenance Manual 
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 CPU may be faulty.  Replace it with a new one following the 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 persist, perform 
Check 10.