LG 42lk530 Service Manual page 66
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Also See for 42lk530:
- Owner's manual (246 pages) ,
- Manual del usuario (140 pages) ,
- Service manual (72 pages)
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15. Trouble shooting - No audio (Head phone audio out)
Check Head phone Cable
for damage or open conductor
ok
Check Audio OSD
(Audio OSD active or inactive mode?)
ok
Check Earphone AMP Mute
(Pin 13)
ok
Check Earphone output
(Pin 5, 16)
ok
Follow procedure & refer to Audio signal block
Diagram
Copyright ⓒ 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
No(active)
Check R3816 & R3858, JK3803
No
Replace IC3804 TPA6132A2
LGE Internal Use Only
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