AOC L22DK99U L26DK99U L32DK99U manual Troubleshooting, Condition Explanation / Solution No picture

Page 34

Troubleshooting

 

Condition

 

Explanation / Solution

 

No picture

 

 

 

No picture

 

Check the Power Saving settings.

 

 

 

Make sure the power cord is connected securely. Turn on the power of the

 

Cannot receive any

 

TV.

 

channels

 

Check antenna/cable connections. Make sure the Cable setting is correct for

 

 

 

your TV signal source.

 

TV is locked to one

 

Perform Auto Program to add receivable channels that are not present in the

 

channel

 

TV’s memory.

 

 

 

Perform Auto Program to add receivable channels that are not present in the

 

Cannot receive or

 

channels TV’s memory.

 

 

To receive or select cable channels, make sure that Cable in the Channel

 

select

 

 

 

settings is set to On. To receive or select UHF channels over an antenna,

 

 

 

 

 

 

make sure Cable is set to Off.

 

 

 

Check if Sleep Timer is activated, or confirm the Duration setting of Timer

 

The TV turns off

 

automatically.

 

 

 

Check PC Power Management in General Settings.

 

 

 

Check the connection between the optional video equipment and the TV

 

No picture from some

 

Sources.

 

video

 

Press INPUT on the remote control.

 

 

 

Select your desired input from the External Inputs list.

 

Poor picture

 

 

 

The quality of the

 

 

 

images is not as good

 

Picture quality depends on the signal content. See Quick Setup Guide

 

as what I saw at the

 

(supplied) to display the best possible picture for that signal.

 

store

 

 

 

Double images or

 

Check antenna/cable connections.

 

ghosts

 

Check the antenna location and direction.

 

Only snow and noise

 

Check if the antenna is broken or bent; Check if the antenna has reached the

 

appear on the screen

 

end of its serviceable life. (3-5 years in normal use, 1-2 years at the seaside.)

 

 

 

Keep the TV away from noise sources such as cars, motorcycles, or hair-

 

Dotted lines or stripes

 

dryers.

 

 

If using 300 ohm twin lead, move the excess lead away from the TV or try

 

 

 

 

 

 

using 75 ohm coaxial cable instead.

 

No color/Dark

 

 

 

picture/Color is not

 

Press PICTURE to select the desired Picture Mode; Adjust the Picture Mode

 

correct/The picture is

 

options in the Picture settings.

 

too bright

 

 

 

 

 

Make sure that the antenna is connected using a 75-ohm coaxial cable.

 

Noisy picture

 

Keep the antenna cable away from other connecting cords.

 

 

 

To avoid TV interference, make sure to use an undamaged antenna cable.

 

Can not play photo,

 

Check source format meet product specifications or not.

 

music and video or poor

 

 

 

quality.

 

 

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Contents Page Page Table of Content Controls & ConnectionsImportant Safety Information Important InformationAC Power Cable InstallationUsage Instructions Electric Shock WiringLCD Screen Broken PiecesBattery When Not in UseSmall Accessories Lightning StormsMagnetic Influence CleaningCarry the TV SoundMoisture Contents in the Box Setting the TV on the Wall Attaching Table-Top StandControls Description PowerControls & Connections Connections DescriptionRemote control Battery installationRemote control handset Zoom Option menu description Items DescriptionHigh Definition Interface Connecting TVCable System or Antenna System Hdmi ConnectionComponent Signal Connection PC Connection Composite Signal Connection To Switch off To Switch onTo Switch to standby Turn the TV OnOut Of Box Setting Press the Menu button to close the menuInput Source selection Picture Setting Color temp Picture Setting For PC source onlyItems Description Contrast Format HorizontalAudio Setting Features Setting PIP Source Features Setting For PC source onlyPIP Sound Installation setting Manual Search Description Multimedia USB setting Under Category Browse modeUnder File Browse mode Description Product information Video formats Resolution Refresh rateSupported Multimedia Formats Product specification Troubleshooting Condition Explanation / Solution No pictureNo sound/Noisy Sound