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

*This may be caused by obstruction to the

image

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

*Increase the VOLUME.

sound

*Check that the TV is not muted; press the

 

button on the remote control.

Good sound but poor

*Adjust the contrast, color and brightness

color

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.

Television not

*Check whether the batteries are working.

responding to remote

Replace if necessary

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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AOC A20S431 manual Before Calling Service