LC-32LE155D2 / LC-39LE155D2
5 – 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
Is there VIF input at pin W1 & W2 of IC3301 ?
.
1
0
3
3
C
I
&
2
0
1
1
U
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n
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e
w
t
e
b
ti
u
c
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i
c
e
h
t
k
c
e
h
C
O
N
YES
NO
Check IC3301 and its peripheral circuit to IC3804
YES
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
With <Video> signal input
No video onscreen (2)
No external input video onscreen <INPUT 5>
Is INPUT 5 selected on the input select menu screen?
NO
Select INPUT 5 on the input select menu screen to pick up the
right input signal.
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 IC3804
YES
Check LVDS cable, LCD controller (incl. panel) and their periph-
eral circuits.
Are there the signal outputs pin (P19-P20,R19-21,T19-T21,U19-U20
V19-V21,WE18-W21,Y18-Y21,AA18-AA20)of IC3301 to IC3804?
Are there the signal outputs pin (P19-P20,R19-21,T19-T21,U19-U20
V19-V21,WE18-W21,Y18-Y21,AA18-AA20)of IC3301 to IC3804?
Summary of Contents for LC-32LE155D2
Page 22: ...LC 32LE155D2 LC 39LE155D2 7 2 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 MAIN UNIT B CHIP ...
Page 23: ...LC 32LE155D2 LC 39LE155D2 7 3 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 MAIN UNIT A SYMBOL ...
Page 24: ...LC 32LE155D2 LC 39LE155D2 7 4 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 MAIN UNIT B SYMBOL ...
Page 71: ...LC 32LE155D2 LC 39LE155D2 24 ...
Page 72: ...LC 32LE155D2 LC 39LE155D2 25 ...
