LG L1752T User Manual page 16

A15
Troubleshooting
Display image
is incorrect
Display
Position is
incorrect.
On the
screen
background,
vertical
bars
or
stripes
are
visible.
Any
horizontal noise
appearing
in any
image
or
characters
are
not clearly
portrayed.
The
screen
color is
mono or
abnormal.
The
screen
blinks.
?
Press the AUTO/SET button
to
automatically
adjust
your
display image
to the ideal
setting.
If the results
are
unsatisfactory, adjust
the
image
position using
the H
position
and V
position
icon
in the
on screen
display.
?
Check Control Panel
-->
Display
-->
Settings
and
see
if the
frequency
or
the resolution
were
changed.
If
yes,
readjust
the video card
to
the
recommend resolution.
?
Press the AUTO/SET button
to automatically
adjust
your
display image to
the ideal
setting.
If the results
are
unsatisfactory,
decrease the
vertical bars
or
stripes using
the CLOCK icon in
the
on screen
display.
?
Press the AUTO/SET button
to automatically
adjust
your
display image to
the ideal
setting.
If the results
are
unsatisfactory,
decrease the
horizontal bars
using
the PHASE icon in the
on
screen
display.
?
Check
Control Panel
-->
Display
-->
Settings
and
adjust
the
display to
the recommended
resolution
or
adjust
the
display image to
the ideal
setting.
Set the color
setting higher
than 24 bits
(true color).
?
Check if the
signal
cable is
properly
connected
and
use a
screwdriver to
fasten if necessary.
?
Make
sure
the video card is
properly
inserted in
the slot.
?
Set the color
setting higher
than 24 bits
(true color)
at Control Panel
-
Settings.
?
Check if the
screen
is set to
interlace mode and if
yes,
change
it
to
the recommend resolution.
?
Make
sure
the power
voltage
is
high enough,
It
has
to
be
higher
than AC100-240V 50/60Hz.