LG HDR676X - When Playing Disc, no Audio Output

3-8
CHECK IC803 pin 2,4 (VCC):12V
Pin 32,33 (SCL/SDA) :
IC808 pin 14,19 (Z_mute_R/L) :
IC701 pin 58 (A_mute_L) :
CHECK
IC808 pin 1,2,3,4 :
Pin 10 (Reset “H”)
Pin 7,8 (I2C) :
5. WHEN PLAYING DISC, NO AUDIO OUTPUT
CHECK
IC808 pin 17 (12V)
pin 5,11,20 (3.3V)
Replace IC808
YES
YES
IC808 pin 15,18(Audio_out R/L):
Is there a signal?
IC801 pin 1,7
Is there a signal?
IC803 pin 21,22,25,26
: Is there a signal?
CHECK Q801, Q802, Q803,
Q805, Q806, Q807, Q808
CHECK IC801 pin 8
(12V)
Replace IC801
Replace IC803
IC101
DEFECT
NO
L822, L823 :
Is there a signal?
YES
YES
YES
YES
YES
YES
YES YES
Only “Without SCART model”
L806, L826, L825, L810
: Is there a signal?
CHECK Cable connec-
tions & TV Audio mute.
NO
NO
NO
NO