LC-32LE265T / LC-40LE265T
4 – 2
With [RF] signal input No video onscreen (1)
No video in the UHF/VHF reception
Is there IF output from the tuner pin(8)(9
) of
TU1102 as specified? NO Check TU1102 and its peripheral circuits.
YES
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YES
NO
YES
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
With <Video> signal input No video onscreen (2)
Is INPUT elected on the input select menu screen? NO
YES
Is there the video signal input at pin (R2) of IC3301? NO Check the line between pin (9) of J502 and pin (R2) of IC3301.
YES
NO Check IC3301 and its peripheral circuits
to SC3801
YES
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
Are ther the signal outputs pin ( P19-P20 , R19-R21 ,T19-
T21,U19-U20,V19-V21,WE18-W21,Y18-Y21,AA18-AA20 ) ?
Are there the signal outputs (pin of IC3301 to SC 3801) ?
( P19-P20,R19-R21,T19,U19-U20,V19-V21,WE18-W21,Y18-
Y21,AA18-AA20 )
Is there IF input at pin W1 & W2 of IC3301 ?
Check IC3301 and its peripheral circuit to SC3801
No external input video onscreen < INPUT 7 >
7s
Select INPUT 5 on the input select menu screen to pick
up the right input signal.
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