Display The Screen Abnormally - LG 26LC2R Service Manual

6. Display the screen abnormally

(1) Symptom
1) Display the screen abnormally at specific mode
(2) Check process
1) Noise appears at RF mode.
Is the Tuner part good?
Yes
Is Gaskets added well?
No
Is the Tuner cable
connected well?
No
Insert the cable exactly
No
Add the Gasket
Yes
Are input voltage, I2C,
and CVBS output good?
No
Exchange the Tuner
No
Re-assemble the SET
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