JVC AV-21L83, AV-21W83, AV-25L83, AV-29W83, AV-21L83B, AV-21W83B, AV-25L83B, AV-29W83B

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Troubleshooting

If there is no picture or the TV does not operate normally, make sure the problem isn’t due to the reasons indicated below.

If the problem persists even after taking the measures indicated, please contact a service technician.

Cannot turn the TV on

Press the Main power button on the TV.

Connect the power cord to the AC outlet.

The screen turns blue

• Is the BLUE BACK function on? (see page 13.)

Remote control inoperable

• Replace the batteries. (see page 3.)

Buttons on front of the TV do not work

Switch the CHILD LOCK function off. (see page 13.)

TV does not respond immediately

Press the main power button on the TV to turn off the main power. Press the main power button again to turn on the TV. If the TV returns to a normal state, operation is normal.

The TV turns off suddenly

Is the OFF TIMER function set to operate? (see page 9.)

Is the AUTO SHUTOFF function on? (see page 13.)

Poor sound

Press the SOUND SYSTEM button to select an- other sound system. (see page 8.)

Adjust the sound settings. (see page 14.)

Poor picture

Press the COLOUR SYSTEM button to select an- other colour system. (see page 8.)

Adjust the picture settings. (see page 14.)

Is a component signal output device, such as a DVD player, connected correctly? (see page 5.)

Is the VIDEO-2 SET function setting correct? (see page 14.)

If noise (snow) totally blocks out the picture, check the following.

-Have the TV and aerial been connected properly?

-Has the aerial cable been damaged?

-Is the aerial pointing in the right direction?

-Is the aerial itself faulty?

If the TV or aerial suffer interference from other equipment, stripes or noise may appear in the picture. Move any equipment which can cause interference away from the TV.

If the TV or aerial suffer interference from signals reflecting from mountains or buildings, double-pictures (ghosting) will occur. Change the aerial’s direction or replace it with an aerial with better directionality.

When a white and bright still image (such as a white dress) is displayed on the screen, the white part may look as if it is coloured. When the image disappears from the screen, the unnatural colours will also disappear.

The picture is tilted

< AV-29W83/AV-29W83B only >

A picture may be tilted due to the influence of the earth’s magnetism. In this case, use the PIC- TURE TILT function to adjust the tilt. (see page 12.)

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Contents Instructions AV-21W83 and AV-21W83B only Safety precautionsConfirm which remote control you have Insert the batteries into the remote controlPreparation Connecting the aerial Connecting the aerial and VCRConnecting the aerial and VCR PreparationConnect the power cord to the AC outlet Connecting other devicesPress the Main power button on the TV Initial settingPress the Power button to turn your TV on Basic operationSelect a channel Picture Mode button Remote control buttons and functionsECO Sensor button Colour System buttonBass button OFF Timer buttonCinema Surround button Muting buttonChannel Scan button Return + buttonTo view the Return Channel Press this buttonPress the Menu / buttons to change function settings Using the TV’s menusBasic operation Press the Menu TbuttonsInput Using the TV’s menusPicture Tilt VNRChild Lock Auto ShutoffBlue Back Press Menu Tto display Menu 2 menu, then select Child LockPicture Adjustments Sound AdjustmentsVIDEO-2 SET Auto CH Preset AI VolumePress Menu / to start the Auto CH Preset function To stop the Auto CH PresetPress Menu Tto display the Menu 3 menu, then select Manual CH PresetPress Menu Sub-menu is displayedLanguage SkipPress Menu Tto select Skip Press Menu / to select language On the bottom of the unit fits into Mounting hole on the top Attaching the Twin Port Bass Blaster UnitFront TV buttons and partsBasic operation Using the buttons on the TVOperating menus For details, see the description for each functionTroubleshooting Model AV-21L83 AV-21L83B AV-21W83 AV-21W83B SpecificationsModel AV-25L83 AV-25L83B AV-29W83 AV-29W83B SpecificationsArea Country or Region System Broadcasting systems