LG 22LG3000 Service Manual page 25
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Also See for 22LG3000:
- Owner's manual (118 pages) ,
- Owner's manual (81 pages) ,
- Service manual (88 pages)
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4. Abnormal Display
AV, S-video signal
component PC signal
OK
Repair each relative circuit
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Abnormal display
Check the source
OK
Check signal filter circuit
Check input signal
OK
Check LVDS cable
OK
Check panel
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NG
Reset source
NG
Replace the filter or inductance
OK
RF signal
NG
Replace LVDS cable
NG
Replace panel
Check TV system setup
OK
Check TU201
OK
Replace TU201
LGE Internal Use Only
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