JVC AV-14A10,AV-14F10, AV-20N10, AV-21A10, AV-21D10, AV-21F10 specifications Troubleshooting

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Troubleshooting

Important: Review all the instructions in this manual.

Problem	Check/Action
Cannot turn TV on	Press the Main power button (see p.5).
	Insert the power plug in an AC outlet.
No picture nor sound	Press the TV/VIDEO button to select the correct mode (see p.9).
	Check the aerial connections.

Remote control inoperable	Replace the batteries (see p.5).
	Insert the batteries correctly.

Buttons on front of TV do	Is the Child Lock function ON ? (see p.14).
not work
The TV turns on suddenly	The TV will automatically turn on when the On Timer is
	operated (see p.13).

The TV turns off suddenly	The TV will automatically turn off in the following cases.
	• When the Off Timer or Auto Shutoff is operated (see p.11
	and p.14).
	• When no operations are made within approximately two hours
	after the TV was turned on with the On Timer (see p.13).
Abnormal sound	Select the appropriate sound system (see p.10).

Abnormal colour	Adjust the colour and brightness (see p.15).
	Select the appropriate colour system (see p.10).
	Set the Picture mode to STANDARD (see p.10).
Lines or streaks in picture	Move the components apart until the interference disappears.
(interference)	Reposition the aerial.
Spotted picture (crosstalk)	Move the aerial away from the source of interference.
	Replace the aerial cable with a coaxial cable, which is less
	prone to interference.

Double picture (ghost)	Reposition the aerial.
	Replace with an aerial with good directionality.
Snowy picture	Check the aerial connection and aim it correctly.
(image noise)	Replace or repair the aerial.
The TV channel changes	The channel will automatically be changed when the On Timer
suddenly	operates (see p.13).

The screen turns blue	Is the Blue Back set to ON ? (see p.15).

The following are normal occurrences and are not the result of TV malfunctions:

•When a still bright image (of a white dress, for example) appears on the screen, the image may be coloured. This problem occurs in all CRTs, and when the bright image disappears, the colouration also disappears.

•This TV is equipped with a microcomputer that may operate abnormally due to interference from external devices. If this happens, press the Main power button to turn the main power off and disconnect the power plug from the AC outlet. Then, reconnect the power plug to the AC outlet and press the Main power button again.

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Contents Instructions # Volume -/+ buttons LocationsConnecting the aerial Connecting the aerial and external devicesConnecting the aerial and VCR Connecting the aerial and VCRConnecting other external devices HeadphonesConnecting the power cord Inserting batteries into the remote controlTurning your TV on Selecting the on-screen language Presetting TV stationsAuto Channel Preset You can select the language for the on-screen displayPress Menu -/+ to select the channel number Manual Channel PresetPress Volume -/+ to start searching for TV channelPress Menu / to select Manual CH Preset Press Menu -/+ SkipPress Menu / to select Skip If the sound is abnormal Basic operationIf the colour is abnormal Viewing Images from an External DeviceColour System Remote control buttons and functionsPicture Mode Sound SystemEco Sensor Off TimerDisplay MutingChannel Scan Return +When the time set for the On Timer function is reached Using the TV’s menusOn Timer InputVNR Video Noise Reduction Child LockAuto Shutoff Press Menu / to display the Menu 1 menu, then select VNRYou can adjust the picture as you like Picture AdjustmentTo cancel the Blue Back function, select OFF Blue BackAV-21A10 Using the button on the TVAV-21D10 AV-14F10/AV-20N10/AV-21F10Operating menus Press Volume -/+ to turn the menu display offBasic operation To turn the sub-menu display offTroubleshooting Problem Check/ActionImportant Review all the instructions in this manual Specifications Broadcasting SystemsArea Country or Region System Colour Sound  2001 Victor Company of JAPAN, Limited