Read LG 42PT81-ZB (CHASSIS:PP11S) Service Manual online
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9. In the case of an unusual display in SCART 1 mode(main).
Is the video
input of the A/V jack
normal?(Check R102)
Yes
Sam as Block A
Check the input source.
No
10. In the case of an unusual display in SCART 1_RGB mode(main).
Is the
video input of
the A/V jack normal?(Check
L111, L112,
L112)
Yes
Sam as Block A
Check the input source.
No
11. In the case of an unusual display in SCART 2 mode(main).
Is the video input of
the A/V jack normal?
(Check R115)
Yes
Sam as Block A
Check the input source.
No
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