LG MCS1306F - Page 64

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ELECTRICAL TROUBLESHOOTING GUIDE
TUNER
Check IC501.
Replace IC202.
Check +3.3 V of TU101.
IC202
Pin42,43,44 I2S input
signal OK?
IC202
Pin41 ADC data output
signal OK?
NO
NO
NO
TU101
TUNER_L/R output
signal OK?
YES
A
IC202
Pin21,22 TUNER_L/R input
signal OK?
NO
YES
YES
YES