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Level 3 Repair
8-13
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Main MIC Working
Operate MIC
NG
Pollute
MIC Hole?
NO
Clean up MIC hole
YES
C418 = 2.2 V ?
Resolder
L406,C418
Change main PBA
YES
NO
Between C419 an
d C403 = 0 ohm?
NO
Resolder
L409, C403
YES
Check
mic
Correctly mount?
Resolder
MIC401
NO
YES