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14. SPDIF Audio
Check AV Cable for damage
for damage or open conductor
ok
Check JK8400
& Signal Line
ok
Follow procedure
'8. All source audio'
trouble shooting guide.
15. Headphone Audio
Check Component Cable
for damage or open conductor.
ok
Check L302 (+3.3V_NORMAL)
ok
Check HP/BT OUT_Signal
(input of IC300)
ok
Check IC300 & HP_L/R_OUT
ok
Check JK300
& Signal Line
ok
Follow procedure
'8. All source audio'
trouble shooting guide.
Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
No
Replace Jack
No
Replace L302
No
Replace C304 ~ 307
No
Replace IC300
No
Replace Jack (JK300)
LGE Internal Use Only
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