Internal Microphone Failure - Acer ICONIA TAB A510 Service Manual

Internal Microphone Failure

If the internal microphone fails, perform the following:
Swap the
front MIC
4-8
Check the front MIC
OK
NG
Check the
front MIC
OK
Swap M/B
Figure 4:6. Internal Microphone Failure
Start
OK
and the back MIC
Check the
back MIC
OK
Swap M/B
OK
NG
Swap the
back MIC
Troubleshooting