Table of Contents
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Flow Chart of Troubleshooting
7-5. Microphone Part
Microphone does not work
Check the connection
from MIC
Check the connection
status to MIC
Check MIC_BIAS
Check the MIC
Yes
Yes
Yes
= ' H' ?
Yes
Yes
END
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No
Resolder MIC
No
Resolder the C637, C638, C608, C600, C609,
C614, C603, C612, C611, C610, etc
No
Resolder R600, R601, C601, R602, R603
No
Replace the MIC
7-10
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