Level 3 Repair
8-3-5. Audio Working
Speaker Working
Operate speaker
NG
Check
ANT102,ANT103
Soldering
OK
Speaker break
down?
NO
Signal on in
L400, L401
NO
Change main PBA
NG
YES
YES
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Resolder
ANT102,ANT103
Change Speaker
Resolder
L400, L401,
SPK ASSY
8-14