LG 55G2 Service Manual page 77

11. Trouble shooting - No audio (AV / COMPONENT/ PC)
Check AV Cable for damage
or open conductor
ok
Check input signal
L508 , L511
ok
Check AV1_L , AV1_R path
Including L508,L511 to LG1152A(IC101)
ok
Follow procedure
'8. All source audio'
trouble shooting guide.
Check PC Cable for damage
or open conductor
ok
Check input signal
L506 , L509
ok
Check PC_L , PC_R path
Including L506,L509 to LG1152A(IC101)
ok
Follow procedure
'8. All source audio'
trouble shooting guide.
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
No
Replace JK3800
No
Replace component
No
Replace JK3601
No
Replace component
AV /
COMPO
NENT
PC
LGE Internal Use Only