2.12 Sound Troubleshooting 2 Troubleshooting Procedures
Procedure 3 Replacement Check
Check 1 If the speakers don't sound properly, the left or right speaker may be defective or
damaged. Replace it with a new one. If the stereo speakers still do not work properly,
go to Check 3.
Check 2 If the external microphone or the headphone does not work correctly, the cable or the
sound board may be defective or damaged. Replace it with a new one. If the external
microphone or the headphone still does not work correctly, go to Check 3.
Check 3 The system board may be defective or damaged. Replace it with a new one.
Satellite A20 Maintenance Manual (960-444) 2-57
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