Read LG 47SL80YD-DA (CHASSIS:LT91T) Service Manual online
Check IR B’D P1 Wafer
& Connector
Check MAIN B’D P5001
Wafer & Connector
YES
NO
Replace it
YES
Replace IR B’D
Making
전자 - 6-2
Revision
2009. 2 . 1
24/25
LCD TV
Symptom
Remote Control Problem
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