Toshiba Tecra A8 Maintenance Manual page 117

2.14 Sound Troubleshooting
Procedure 3 Replacement Check
Check 1 If the stereo speakers do not sound properly, the right or left speaker may be
defective or damaged. Replace it with a new one. If the stereo speakers still do not
work properly, go to Check 2.
Check 2 If the headphone or external microphone does not sound properly, the system
board may be defective or damaged. Replace the system board with a new one.
TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573)
2 Troubleshooting Procedures
[CONFIDENTIAL] 2-69