LG MDT505 - TEST AND DEBUG FLOW; Audio Output and Data Stream Verification

3-15
NO
YES
YES
YES
NO
YES
IC602(PWM IC)
received correct data
stream?
TEST END.
NO
E
Normal Audio
output when disc
playback?
Check connection between
IC500 BCK, LRCK, ADATA0,
ADATA1, ADATA2(Pin157,
158, 160, 161, 162).
Check AMP IC
(IC701, 702, 703).
Check the related circuit of
PWM IC
Normal
PWM IC out?(IC602).