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[] Troubleshooting
Guide
If the unit does not perform
properly
when operated
as instructed
in this manual,
check the following
chart and all connections
once before
calling for service.
. Make sure the AC power cord is plugged
in.
. Make sure that the AC outlet supplies the proper voltage,
plug another electrical
No power
appliance
into the AC outlet.
. If a power failure occurs, unplug
the AC power cord for 1 minute to allow the unit to
reset itself.
, Press only one button
at a time. Do NOT press more than one buttons at the same
Control
button
does not work.
time.
Power is ON but no screen
image.
No picture or sound
. Check whether
the connection
of the antenna,
cable receiver or satellite box is
connected
correctly.
. Check whether
all the cables to the unit are connected
to the correct output
jack of
your device like BD/DVD recorder.
. Make sure that the selected
input mode is connected
to the working
input jack.
. Check if your computer
is NOT in sleep mode when the input mode of this unit is in
PC mode. Tap any key on the keyboard
to wake up your computer.
. Check if the power is on.
. Check if the right input mode is selected.
. Check whether
all the cables to the unit are connected
to the correct
output
jack of
your device like BD/DVD recorder.
. View otherTV
channels. The problem
might
be limited
to the broadcasting
station.
. Turn off the unit and wait for about
1 minute,
then turn on the unit again.
. Check whether
the connection
of the antenna,
cable receiver or satellite box is
connected
correctly.
. Make sure that the selected
input mode is connected
to the working
input jack.
. Check if your computer
is NOT in sleep mode when the input mode of this unit is in PC
mode. Tap any key on the keyboard
to wake up your computer.
. Make sure that the sound is not muted.
Press [MUTE u_ ] so that the volume
bar and
current volume
level will appear on the TV screen.
. Make sure that the volume
is NOT set to"O" or"Mute':
If so, use [VOL _/_]
to adjust
the desired volume.
. View otherTV
channels.The
problem
might
be limited
to the broadcasting
station.
No color
. Adjust"Color"in
the main menu.
Adjusted
"PICTU RE" or"SOU ND"
. You must set "Home"
in "Location"
(Refer to page 31 ).
is not effective
every time turn
Otherwise,
the settings
you adjusted
will not be memorized
after you turn off the unit.
on the unit.
. Electrical interference
from nearby appliances
may affect picture quality.
. Adjust"Contrast"and
"Brightness'in
the main menu.
Sound OK, picture
poor
. View otherTV
channels. The problem
might
be limited
to the broadcasting
station.
. For the best picture
quality, watch"high
definition"wide
screen programs.
If the HD content
is not available,
watch "standard
definition"
programs
instead.
. View otherTV
channels. The problem
might
be limited
to the broadcasting
station.
Picture OK, sound poor
. Check if the audio cable is connected
in correctly.
. You may be getting
interference
from electrical
appliances,
automobiles,
motorcycles
You see a distorted
picture or
hear an unusual sound,
or fluorescent
lights.
. Try moving
the unit to another
location
to see if this is the cause of the problem.
Ghosts, lines or streaks in
. Electrical interference
from nearby appliances
may affect picture quality.
picture
. View otherTV
channels. The problem
might
be limited
to the broadcasting
station.
You see"noise"or"trash"on
the
. When the capabilities
of the unit exceed the capabilities
of the digital
broadcasting,
the signal will be increased to match the capabilities
of the display of the unit. This
screen.
may cause noise or trash.
. Move your unit away from nearby electric appliances.
Turn off the unit and wait 1
Different
color marks on theTV
minute
before turning
it back on.
screen
. View otherTV
channels. The problem
might
be limited
to the broadcasting
station.
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