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LC-46/60LE925E
Is the AC cord connector tightly connected to the set?
Are the wire harnesses and other cables properly connected in
the set?
Does Power starts up (central Icon LED lights up)?
Is there the pin (12/PNL_POW) of P9601 at "H"?
Is there the pin (9/PNL_POW) of P9605 at "H"?
Is there the pin (8/STB) of P9605 at "H"?
Replace the power unit.
Does a single or
Does a single or sev-
several vertical
eral horizontal stripes
stripes appear on
appear on the LCD
the LCD screen?
screen?
The backlight func-
tions. Does not the
image come out in the
LCD screen (screen
black)?
No light (Back Light doesn't light)
YES
YES
YES
YES
YES
Do luminescent or
black dots appear
on the screen?
Replace the LCD panel or the power unit.
Does the entire LCD
screen look whitish all
over?
Replace the LCD_CONT_UNIT.
NO
Reconnect the AC cord tightly and turn on the power again.
NO
Reconnect the wire harnesses and other cables properly in the
set.
NO
Refer to "No power (central Icon LED failure to light up) or no
startup (central Icon LED failure is flashing)."
NO
Check the power unit, and the signal line between PNL_POW
and IC3302.
NO
Check the power unit, and the signal line between STB and
IC2002/IC3302.
LCD Panel failure (1)
Is the on-screen
image rippling or
distorted?
LCD Panel failure (2)
Does the QS drive func-
Are the data bit drop-
tion?
out? (No solution even
when turning on and off
the QS drive)
7 – 14
Is there any portion
Does all LED of
which some
one line are not
screens were dark-
lighting?
ish or became
whitish?
Is the gamma correc-
tion as specified?
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