Read LG 32LG50D (CHASSIS:LJ82A) Service Manual online
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All Source Audio Trouble Shooting
Make su re you can ’t h ear an y audio
Check Sig nal
L504, L506
Replace it.
Check Sig nal
L507, L508, L509, L510
Y
N
Check IC50 1 Power 16V, 3.3V, 1.8V
L500, L501, L502, L503
Replace L
Y
N
Y
Replace it
N
Check Connector
P500
Y
Check BCM 3553 I2S Outp ut
R627, R628, R629
Y
Replace it.
N
Replace connector
N
Check sp eaker
Y
Replace sp eaker
N
Maybe NTP3000 has p roblems.
Replace it
Y
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