AOC A20S431 Flat Panel Television User Manual


 
Before Calling Service
Please make these simple checks before calling service. These tips may save
you time and money since charges for receiver installation and adjustments of
customer controls are not covered under your warranty.
Symptoms Items to Check and Actions to follow
“Ghost ” or double
image
*This may be caused by obstruction to the
antenna due to high rise buildings or hills.
Using a highly directional antenna may inprove
the picture.
No power *Check that the TV’s AC power cord is plugged
into the mains socket.
*Unplug the TV, wait for 60 seconds. Then re-
insert plug into the mains socket and turn on
the TV again.
No picture *Check antenna connections at the rear of the
TV to see if it is properly connected to the TV.
*possible broadcast station trouble. Try another
channel.
*Adjust the contrast and brightness settings.
*Check the V-Chip control. Some V-Chip
modes could block the screen.
Good picture but no
sound
*Increase the VOLUME.
*Check that the TV is not muted; press the
button on the remote control.
Good sound but poor
color
*Adjust the contrast, color and brightness
settings.
Adjust TV
Mode”AIR”or”CATV”.”HRC.”IRC”,check that
is ok or not.
Poor picture *Sometimes, poor picture quality occurs when
having activated an S-VHS camera or
camcorder connected and having connected
another peripheral at the same time. In this
case switch off one of the other peripherals
Snowy picture and noise *Check the antenna connection
Horizontal dotted line *This may be caused by electrical interference
(e.g. hairdryer, nearby neon lights, etc.)
*Turn off the equipment.
*Check whether the batteries are working.
Replace if necessary
Television not
responding to remote
control
*Clean the remote control sensor lens on the
TV.
*You can still use the buttons at the front of your
TV.
*Select the TV mode to be sure your remote
control is in the TV mode.
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