Sharp LC-32LE265T Service Manual page 34

With <Component> signal input
No external input video onscreen <INPUT
Is INPUT 6 selected on the input select
menu screen ?
YES
Are there the Y, Pb and Pr signal inputs at pins (L1), (L3) and
(M1 ) of IC 3301 respectively?
YES
Are there the signal outputs
(P19-P20 ,R19-R21,T19-T21,U19-U20,
V19-V21,W18-W21,Y18-Y21,AA18-AA20 ) of IC3301?
YES
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
With <HDMI1/HDMI2/HDMI3/HDMI4/HDMI5> signal input
No external input video onscreen INPUT1/INPUT2/INPUT3
Is <INPUT1/INPUT2/INPUT3/INPUT4/INPUT5
selected on the menu screen ?
YES
Are there signal outputs from SC1501/SC1503 / SC1504 /
SC1506 /SC1507 to IC3301 ?
YES
Are there the signal outputs
P19-P20,R19-R21,T19-T21,U19-U20
,V19-V21,W18-W21,Y18-Y21 ,AA18-AA20 of IC3301 ?
YES
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
No video onscreen (3)
4>
NO
NO
NO
No video onscreen (4)
NO
NO
NO
4 – 3
LC-32LE265T / LC-40LE265T
Select INPUT 6 on the input select menu screen to pick
up the right input signal .
Check the line between pins (15)/(17)/(19 )of J502 and pins (L1)/
(L3) /(M1) of IC3301.
Check IC3301 and its peripheral circuits.
Select <INPUT1/INPUT2/INPUT3/INPUT4/INPUT5>
select menu screen to pick up the right signal
input
Select <INPUT1/INPUT2/INPUT3/INPUT4/INPUT5
select menu screen to pick up the right signal
input
Check IC3301 and its peripheral circuits.