3 Tests and Diagnostics
Satellite A660/A665 Series Maintenance Manual
3.4 Audio sound test
The beep sound test program need the user confirm the speaker function by hearing the sound.
And the speaker will send out music during test.
NOTE: Remember to tune up the volume as “Maximum” before this test starts.
Before Sound test start, you may see notice as below picture:
Press any key, then the program will test below item:
1. Line out Left channel test
2. Line out Right channel test
3. Playing 44K wave file
4. Playing 48K wave file
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