Toshiba Satellite M30X-S171ST Maintenance Manual - Page 59
Speaker Troubleshooting, Troubleshooting Procedures,
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2.10 Speaker Troubleshooting 2.10 Speaker Troubleshooting START Perform audio source test (Procedure 1) 2 Troubleshooting Procedures Do all sources have same problem? Yes Perform earphone test (Procedure 2) Speakers are not No faulty. Continue troubleshooting - see Figure 2-1 Do earphones function correctly? Yes Perform connection check No (Procedure 3) Perform replacement check (Procedure 4) Replace system board END Figure 2-9 Speaker troubleshooting process Satellite M30X Series Maintenance Manual 2-25
2.10
Speaker Troubleshooting
2
Troubleshooting Procedures
2.10 Speaker Troubleshooting
START
Do all sources have
same problem?
END
Perform earphone test
(Procedure 2)
Do earphones
function correctly?
Perform connection check
(Procedure 3)
Perform replacement
check
(Procedure 4)
Perform audio source test
(Procedure 1)
No
Yes
Yes
Replace system board
Speakers are not
faulty. Continue
troubleshooting -
see Figure 2-1
No
Figure 2-9
Speaker troubleshooting process
Satellite M30X Series Maintenance Manual
2-25