Component Video - LG 47LM5800 Service Manual

4. AV Video
Check input signal format.
Is it supported?
ok
Check AV Cable for damage
for damage or open conductor
ok
Check JK1601, CVBS Signal Line
L1603
ok
Check CVBS_DET Signal
ok
Check Mstar LVDS Output

5. Component Video

Check input signal format.
Is it supported?
ok
Check Component Cable
for damage or open conductor.
ok
Check JK1603 or JK1602 or JK1601
Y/PB/PR signal Line
ok
Check COMP_DET Signal
ok
Check Mstar LVDS Output
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Only for training and service purposes
No
Replace Jack
No
Replace R1600
No
Replace Mstar(IC101) or Main Board.
No
Replace Jack
No
Replace R1612 or R1613
No
Replace Mstar(IC101) or Main Board.
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LGE Internal Use Only