LG CM8440 Series - Page 54

3-33
B
ELECTRICAL TROUBLESHOOTING GUIDE
A
YES
YES
YES
Check IC501.
Replace IC600.
Check IC501.
NO
NO
NO
IC501
Pin D1,D2,E1 I2S clock signal
OK?
IC600
PWM data output signal
OK?
IC501
Pin E2 I2S data signal
OK?