LG 55G2 - 11. Trouble shooting - No audio (AV; COMPONENT; PC)

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)
No
Replace component
No
Replace JK3800
Follow procedure
‘8. All source audio’
trouble shooting guide.
ok
AV /
COMPO
NENT
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)
No
Replace component
No
Replace JK3601
Follow procedure
‘8. All source audio’
trouble shooting guide.
ok
PC
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