Read LG 50LN5400-SA / 50LN5400-SB (CHASSIS:LJ36B) Service Manual online
Standard Repair Process Detail Technical Manual
Inverter B+ 24V measuring method
A. Video error_No video/Normal audio
A2
Established
date
Revised
date
Error
symptom
Content
LCD TV
2012. 11 .17
Measure LED+ applying to LED Back Light from Power Board.
Output LED+ from Power Board -> supply to LED B/L.
Check Pin contacting statement and connection statement.
<LPB MODELS>
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