Read LG 50PH670S-ZD (CHASSIS:PD32A) Service Manual online
11. Component / RGB / AV Audio Trouble Shooting
Y
Check Jack JK3608, JK3603
N
Check equipment / Replace Jack
Check Video Output
N
Follow procedure external input
video trouble shooting
video trouble shooting
,
Y
Check Signal
N
q p
p
Replace one of
R3607, R3613, R3620, R3621,
R3601, R3602, R3604, R3605
R3607, R3613, R3620, R3621,
R3601, R3602, R3604, R3605
g
R3620, R3621, R3604, R3605
,
,
,
C3605, C3606, C3607, C3608,
C3601, C3600, C3603, C3604
C3601, C3600, C3603, C3604
& Recheck
Y
M
b LGE2122 (MTK M i IC
Follow procedure All source audio
trouble shooting
trouble shooting
N
Maybe LGE2122 (MTK Main IC,
IC105) audio block has problems.
Replace It
IC105) audio block has problems.
Replace It
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