LG 32PC50 Service Manual page 17

11. In the case of an unusual display in component 1 mode.
Is the video
input of the A/V jack
normal? (Check R235,
R236,R250)
Yes
Change the IC(IC500)
12. In the case of an unusual display in component 2 mode.
Is the video
input of the A/V Jack
normal? (Check R243,
R244, R245)
Yes
Change the IC(IC500)
13. In the case of an unusual display in RGB mode.
Is the
R, G, B input
and H, V sync of the
JK201 normal?(Check R223,
R224, R225, R221,
R222)
Yes
Change the IC(IC500)
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Only for training and service purposes
No
Check the input source.
No
Check the input source.
No
Check the input source.
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