LG GT350 - Page 75

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4. TROUBLE SHOOTING
LG Electronics 72/115 LGE Property
STAR
T
Input Signal is
Good
(C313,C314) ?
Output Signal is
High
(R303,R309)?
Replace Main Board
Replace Audio
AMP(U303)
Check Speaker ‘s
Combination with PCB.
Yes
Connect Speaker
completely.
No
No
Yes
No
Yes
Assemble
Audio Subsystem
R303
R309
C313
C314
TP1
TP2
Speaker contact