Hi-level 48UHL950 Operating Instructions Manual page 105

No display.
PROBLEM
Displaying,
no sound.
Display is bad in
computer mode.
Sound is received
from one
speaker only.
Remote control
does not work.
Input options
can't be selected.
Means that your TV doesn't
receive any broadcast.
Antenna might have been
connected incorrectly.
Antenna cable might
be damaged.
Incorrect connectors
might be used for con-
necting the antenna.
Incorrect buttons might
have been pressed on
the remote control.
Correct input source might
not have been selected.
CAUSE
TV might be muted.
Screen resolution and set-
tings of computer and TV
might be incompatible.
Balance set might
be adjusted to one
direction extreme.
Battery may have
been discharged.
Batteries might have
been inserted incorrectly.
There might be a barrier
between remote and TV.
No device might
be connected.
AV cables and connec-
tions might be incorrect
if you have tried to
connect a device.
English - 104 -
Make sure that you have broad-
cast on your TV.
Make sure antenna is connected correctly.
Make sure antenna cable isn't damaged.
Have an authorized person check an-
tenna connection is made correctly.
Retry and make sure you press
the correct buttons.
Make sure you have select-
ed the correct input.
REMEDY
To cancel the mute option, press the
button or turn up the volume.
Change resolution informa-
tion on your computer.
Check from audio menu section.
Replace the batteries.
Check the directions of batteries and
make sure you install them correctly.
Remove the barrier.
Make sure a device is connected to your TV.
Make sure AV cables and con-
nections are correct.