AOC L22DK99U L26DK99U L32DK99U manual No sound/Noisy Sound

Page 35

 

No sound/Noisy

 

 

 

 

 

 

 

 

 

 

 

 

sound

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check the volume control. Press MUTE or VOL + so that

 

 

 

disappears

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

from the screen.

 

Good picture, no sound

 

Disconnect your headphones.

 

 

 

For HDMI equipment, confirm that the audio output setting of the connected

 

 

 

equipment is set to PCM. This TV's HDMI inputs support PCM 32, 44.1 and

 

 

 

48 kHz, 16, 20 and 24bits.

 

 

 

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

 

Audio noise

 

Keep the antenna cable away from other connecting cords.

 

 

 

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

 

PC Input

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Confirm the PC is correctly connected to the TV with either the PC IN (with

 

 

 

an HD15 cable) or with the HDMI IN.

 

No Picture / No Signal

 

Ensure the output signal from the PC is one of the formats listed on page 18.

 

 

Turn the PC off. Confirm the PC connection and restart the PC. Plug and

 

 

 

 

 

 

play will auto-detect the TV and correctly set up PC timing.

 

 

 

Verify PC Power Management is activated.

 

Poor Picture

 

Adjust the resolution. Adjust Pitch and Phase.

 

 

 

The current Wide Mode setting is automatically replaced with the 4:3

 

 

 

Default setting when you change the channel or video input, if 4:3 Default in

 

Wide Mode changes

 

the Screen settings is set to other than Off. If you want to lock in Wide Mode

 

automatically

 

selected with WIDE on the remote control, set 4:3 Default to Off in the

 

 

 

Screen settings.

 

 

 

Check the Auto Wide option in the Screen settings.

 

 

 

The picture gets smaller during the commercials, this is due to the method

 

Suddenly the picture

 

the provider broadcasts their contents. When HD content channels switch to

 

gets smaller

 

SD definition content (commercials), the picture may be small with a black

 

 

 

border.

 

 

 

You have selected a text option and no text is available. To turn off this

 

“Black box” on screen

 

feature, set the CC Display option to Off. If you were trying to select closed

 

 

 

captioning, select CC1 instead of Text1-4.

 

 

 

Some wide screen programs are filmed in aspect ratios that are greater than

 

 

 

16:9 (this is especially common with theatrical releases). Your TV will show

 

Black bands appear at

 

these programs with black bands at the top and bottom of the screen. For

 

the edges of the screen

 

more details, check the documentation that came with your DVD (or contact

 

 

 

your program provider). Programs in 4:3 aspect ratio will have bands on left

 

 

 

and right sides of the screen.

 

Condition

 

Explanation / Solution

 

PC Input

 

 

 

 

 

 

 

 

 

 

 

 

Certain programs on

 

This is due to the digital compression of the source content used by certain

 

DVD or other digital

 

 

 

digital broadcasts and DVDs which may cause your TV’s screen to display

 

sources display a loss

 

 

 

less detail than usual, or cause artifacts (small blocks or dots, pixilation) to

 

of detail, especially

 

 

 

appear on your screen. These signal compressions are more visible and are

 

during fast-motion or

 

 

 

dependent on the clarity and resolution of the television.

 

dark scenes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check the polarity of the batteries or replace the batteries.

 

 

 

Point the remote control at the remote control sensor located at the front of

 

Remote control does

 

the TV.

 

not operate

 

Fluorescent lamps can interfere with your remote control operation; try

 

 

 

turning off the fluorescent lamps.

 

 

 

Keep the remote control sensor area clear from obstacles.

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Contents Page Page Controls & Connections Table of ContentImportant Information Important Safety InformationUsage Instructions InstallationAC Power Cable Broken Pieces WiringLCD Screen Electric ShockLightning Storms When Not in UseSmall Accessories BatterySound CleaningCarry the TV Magnetic InfluenceMoisture Contents in the Box Attaching Table-Top Stand Setting the TV on the WallConnections Description PowerControls & Connections Controls DescriptionRemote control handset Battery installationRemote control Zoom Items Description Option menu descriptionHdmi Connection Connecting TVCable System or Antenna System High Definition InterfaceComponent Signal Connection PC Connection Composite Signal Connection Turn the TV On To Switch onTo Switch to standby To Switch offPress the Menu button to close the menu Out Of Box SettingInput Source selection Picture Setting Format Horizontal Picture Setting For PC source onlyItems Description Contrast Color tempAudio Setting Features Setting PIP Sound Features Setting For PC source onlyPIP Source Installation setting Manual Search Description Under Category Browse mode Multimedia USB settingUnder File Browse mode Description Supported Multimedia Formats Video formats Resolution Refresh rateProduct information Product specification Condition Explanation / Solution No picture TroubleshootingNo sound/Noisy Sound