LG 42LG30R - Unusual Display Troubleshooting; Rear AV Mode; Side AV Mode; Side S-Video Mode

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4. Unusual display from rear AV mode.
5. Unusual display from Side AV mode.
6. Unusual display from Side S-Video mode.
7. Unusual display from component 1 mode.
8. Unusual display from component 2 mode.
9. Unusual display from RGB mode.
No
Yes
Is video input of the
A/V Jack normal?
(Check R8044)
Same as Block A
Same as Block A
Same as Block A
Check the input source.
Check the input source.
Check the input source.
Check the input source.
Change IC801
Change IC801
Change IC801
Is Video input of the
Comp1 jack normal?
(Check R8011,8012,8013)
Is Video input of the
Comp2 jack normal?
(Check R8030,8032,8033)
Is Video input of the
Comp2 jack normal?
(Check R8035,8037,8039)
Check the input source.
Check the input source.
Is video input of the
Side A/V Jack normal?
(Check R8043)
Is video input of the
S-Video Jack normal?
(Check R8041,8042)
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes