LG XH-T3029S Service Manual page 34

E
Normal Audio
output when disc
playback?
TEST END.
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Only for training and service purposes
PWM IC
received correct data
stream?
Normal
PWM IC out?(IC701).
Check Digital Amp circuit
(IC702, IC703).
3-7
Check connection between
IC701 BCK, LRCK, ADATAO.
Check the related circuit of
PWM.(Check Audio out
Pins 54, 55, 58, 59, 61, 62,
67, 68, 70, 71, 74, 75.
LGE Internal Use Only