LG 24MA32D Service Manual page 18

5. No Video - Component
Check input signal format
Is it supported?
Y
Check Component Cable
Y
Check JK400
Y
Check signal
R239,R237,R241
C220,C218,C222
Y
IC101 has problem
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Wave form of Comp Y
N
Replace JK400 or
Check Device
N
Replace R239,R237,R241
C220,C218,C222
Wave form of C220
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Wave form of Comp Pb
Wave form of C218
Wave form of Comp Pr
Wave form of C222
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