LG 49LF5400 - Component Video

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Only for training and service purposes
4. Component Video
Check input signal format.
Is it supported?
Check Component Cable
for damage or open
conductor.
Check JK401
Y/PB/PR signal Line
Check COMP_DET
Signal
Check Mstar LVDS
Output
NO
NO
NO
Replace Jack
Replace AR401or R109
Replace Mstar(IC101) or
Main Board.
OK
OK
OK
OK