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7. Display the screen abnormally
(1) Symptom
1) Disp
lay the screen abnormally at specific mode.
(2) Check following
Is the Tuner part good?
Is the Tuner cable
connected well?
Are input voltage, I2C, and
CVBS output good?
Insert the cable exactly
Exchange the Tuner
Yes
No
No
No
Is Gaskets added well?
Is added the ferrite core
at cable?
Add the ferrite core
Add the Gasket
Re-assemble the SET
No
No
No
Yes
No
Is arranged the cable
well?
Re-arrange the cable
(Don’t cross the cable above a X or Z board)
No
1) Noise appears at RF mode.
2) Noise appears at Side AV.
Summary of Contents for 42PC1RV Series
Page 27: ... 27 PRINTED CIRCUIT BOARD MAIN TOP CONTROL ...
Page 28: ... 28 MAIN BOTTOM PRE AMP SIDE A V ...
Page 29: ... 29 BLOCK DIAGRAM ...
Page 38: ...MAIN Control Pre AMP ...
Page 39: ......