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Appendix
Problem
o No power
o Unit cannot
be operated.
o Remote
control
unit does not
operate.
o Picture is cut off/with sidebar
screen.
o Strange color, light color, or color
misalignment
o Power is suddenly turned off.
o No picture
o No sound
io
o The TV sometimes makes a
i o
cracking sound.
Possible Solution
!o Check
if you pressed
POWER
on the TV, or on the remote
control
unit.
(See page
18.)
!o Is the AC cord disconnected?
(See page 7.)
!o Has the power
been turned
on? (See page
18.)
!o External
influences
such as lightning,
static electricity,
may cause improper
operation.
In this case, operate
the unit after first turning
off the power
of the TV or
unplugging
the AC cord and replugging
it in after 1 or 2 minutes.
i o Are batteries
inserted
with polarity
(+, -) aligned?
(See
page 8.)
!o Are batteries
worn out? (Replace
with new batteries.)
!o Are you using
it under strong
or fluorescent
lighting?
!o Is a fluorescent
light illuminated
near the remote
control
sensor?
i o Are screen
mode adjustments
such
as view mode
choose
made correctly?
(See
page 20.)
i o Adjust
the picture
tone.
(See page 27.)
!o Is the room too bright?
The picture
may look dark in a room that is too bright.
I o Is the sleep
timer set? (See page 11 .)
I o Check
the Auto
Shut Off settings.
(See page 27.)
,!° The unit's internal
temperature
has increased.
Remove
any obiects
blocking
vent or clean.
! o Is connection
to other components
correct?
(See page
13.)
!o Is correct
input signal
source
selected
after connection?
(See
page 13.)
!o Is the correct
input selected?
(See page 13.)
!o Is picture
adjustment
correct?
(See page
27.)
1o Is the volume
too low?
1o Have you pressed
MUTE
on the remote
control
unit? (See page 11 .)
1o Is connection
to other components
correct?
(See pages
13-17.)
1o Is "Off"
selected
in "Speakers"?
(See
page 27.)
1o Check
the audio
output
of the connected
external
equipment.
Is the volume
too low
or mufed?
When
external
equipment
is connected
via an HDMt
cable,
you may need to
configure
the audio
to be output
through
the HDMt
cable.
This is not a malfunction.
This happens
when the cabinet
slightly
expands
and
contracts
according
to change
in temperature.
This does
not affect
the TV's
performance.
Troubleshooting.Error
Message
.........................
The example
of an error
message displayed
on a screen
o Digital channel signal strength is
low
Possible Solution
o Check the antenna cable. Check that the antenna is correctly setup.
o Digital channel is scrambled
o It is subscription channel. Contact the service provider.
o Audio only
o The channel has audio contents only.
Troubleshooting.PC
mode
Possible Solution
Problem
o There is no image.
o There is no sound.
o The text is blurred,
o
o The image is not displayed in the
o
center of the screen.
o Make sure the RGB cable is properly connected. (See page 17.)
o Make sure the output signal of the PC and the input signal setting of the LCD TV set
are matched. (See page 17.)
o Some software prohibit video playback on an external display when playing back a
video with a notebook PC. This is not attributable to a problem with the LCD TV set.
o Make sure the PC audio cable is properly connected. (See page 17.)
o Check if the mute function activates, or if the volume is set to minimum. (See page
11.)
Adjust "Clock" and "Phase" using the PC Setting menu. (See page 27.)
Adjust "Hor Position" and "Ver Position" using the PC Setting menu. (See page 27.)
= 28
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