Toshiba qosmio f10 Benutzerhandbuch

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2.14  Sound Troubleshooting 
2  Troubleshooting Procedures  
2-58 
 
QOSMIO F10 Maintenance Manual (960-498) 
Procedure 3 
Replacement Check  
Check 1 
When the headphone does not work properly, it may be faulty. Replace it with a 
new one. If the problem still occurs, perform Check 5. 
Check 2 
When the external microphone does not work properly, it may be faulty. Replace it 
with a new one. If the problem still occurs, perform Check 5. 
Check 3 
When the internal microphone does not work properly, it may be faulty. Replace it 
with a new one following the steps in Chapter 4. If the problem still occurs, 
perform Check 5. 
Check 4 
When the speakers do not work properly, they may be faulty. Replace them with a 
new one following the steps in Chapter 4. If the problem still occurs perform 
Check 6. 
Check 5 
The SJ board or the cable between the SJ board and SD board may be faulty. 
Replace them with new ones following the instructions in Chapter 4. If the 
problem still occurs, perform Check 6. 
Check 6 
The SD board or the cable between the SD board and system board may be faulty. 
Replace them with new ones following the instructions in Chapter 4. If the 
problem still occurs, perform Check 7. 
Check 7 
The system board may be faulty. Replace it with a new one following the 
instructions in Chapter 4.