Troubleshooting
Mic3
Symptom
Potential
Root Cause
Procedure
T016: Mic 3 - no sound
T017: Mic 3- low sound
T018: Mic 3 - distorted sound
Connectivity
issue
●
Check if connectivity between Flam connector
and Logic board are normal.
●
If they are not fully buckled, re-assemble and
then retest.
Connectors Location
Assembly
Problem
●
Check if the MLB mic3 liner is removed. (Fig1) If
not, go to the next step.
●
Test audio again.
Component issue
● Use a good Top Speaker and Logic board to
cross check with original ones.
● Replace the defective component.
Disassembly
●
Logic board
●
Top Speaker
(Fig1)
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