LG HDR676X - Composite; S-Video Signal When Play Disc; Rgb; Component Video Signal When Play Disc

3-12
9. NO RGB / COMPONENT VIDEO SIGNAL WHEN PLAY DISC
R1153,R1154,R1155 :
Is there a signal ?
PVM01 pin 2,6,10 :
Is there a signal ?
IC802 pin 18,21,24 :
Is there a signal?
CHECK SW801 status &
SW801 pin 2 (RGB_SEL”H”)
NO
CHECK IC802 pin
1,16 (5.2V)
Replace IC802
YES
YES
YES
YES
10. NO COMPOSITE / S-VIDEO SIGNAL WHEN PLAY DISC
R1150,1151,1152 :
Is there a signal ?
PVM01 pin 14, 18, 22
: Is there a signal?
IC802 pin 27,30,32:
Is there a signal ?
CHECK RCA & S-Video
cable connection
IC803 pin 29,30 :
Is there a signal ?
NO
CHECK IC802 pin
1, 16 (5.2V)
NO
Replace IC802
YES
CHECK IC803 pin 2,4 (VCC) : 12V
Pin 32,33 (SCL/SDA) :
YES
YES
YES
CHECK SCART
cable connection
YES
Replace IC803
YES
A B
A
B
S-Video & RCA
SCART