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LC-60/70LE360X
With <Component> signal input
No external input video onscreen <INPUT 6>
Is INPUT 6 selected on the input select menu screen?
Are there the Y, Pb and Pr signal inputs at pins (L1), (L3) and
(M1 ) of IC 3301 respectively?
Are there the signal outputs
(P19-P20 ,R19-R21,T19-T21,U19-U20,
V19-V21,W18-W21,Y18-Y21,AA18-AA20 ) of IC3301
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
With <HDMI1/HDMI2 / HDMI3 / H D M I 4 / H D M I 5 > signal input
No external input video onscreen <INPUT 5/HDMI1 /HDMI2 /HDMI3 / HDMI4 >
IS HDMI1/HDMI2/HDMI3/HDMI4/HDMI5 selected on menu
screen ?
Are there signal outputs from SC1501/SC1503 to
IC3301 ?
A
e r
h t
e
e r
h t
e
s
g i
a n
o l
u
,V19-V21,W18-W21,Y18-Y21 ,AA18-AA20 ) of IC3301 ?
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
YES
YES
YES
YES
YES
p t
u
s t
Pin ( P19-P20,R19-R21,T19-T21,U19-U20
YES
No video onscreen (3)
NO
Select INPUT 6 on the input select menu screen to pick up the
right input signal.
NO
Check the line between pins (15)/(17)/(19 )of J502 and pins (L1)/
(L3) /(M1) of IC3301.
NO
Check IC3301 and its peripheral circuits.
No video onscreen (4)
N
O
Select <HDMI1 -HDMI5 > on the input
select menu screen to pick up the right signal input
Check peripherel circuit between ( SC1504 / SC1506
NO
SC1507 ) and IC3301
N
O
C
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k c
C I
3
3
0
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7 – 3
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