Read LG 42LH301C (CHASSIS:LD91A) Service Manual online
Check Signal format
Is it supported?
Check the SCART Cable
YES
MAIN B’D JK1100 Check
Replace MAIN B’D JK1100
YES
NO
Check MAIN B’D R1117
Video Signal ?
NO
YES
Check MAIN B’D C210
Video Signal ?
Replace
MAIN B’D C210
NO
Replace MAIN B’D IC 100
YES
Making
Revision
2009. 2 . 1
LCD TV
Symptom
AV1(Scart CVBS) No Video
Problem
Problem
26~42LH2000
32~47LH3000/LH4000
32~47LH3000/LH4000
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