Toshiba Satellite A70 - Figure 2-9 Speaker Troubleshooting Process

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 A70 Series Maintenance Manual 2-25