JVC AV-21D31, AV-20N31, AV-14F31, AV-21D11, AV-20N11, AV-14F11 manual Troubleshooting

Page 18

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T R O U B L E S H O O T I N G

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PROBLEMS

CHECK

There is no power

• See if the power cord became unplugged.

 

 

 

 

 

 

• Perhaps you have experienced a blown circuit breaker or fuse or a power outage.

 

 

There is no picture

• The antenna could be disconnected.

or no sound

• The input mode (TV or Video) could not be set properly, refer to page 16.

 

 

 

 

 

 

• The tuner mode (in the Auto Tuner Setup) could be set improperly, refer to page 9.

 

 

 

 

 

 

• The station may be having difficulties, check to see if other channels are operating

 

 

 

 

 

 

normally.

 

 

Remote control is

• Check that the batteries are still working and properly installed.

not operating or

• Make sure there are no objects blocking a clear path from the remote to the TV.

operating properly

• Maybe you are too far from the TV, you must be within 7m.

 

 

You cannot select

• Make sure the channels are programmed. See Channel Summary, page 13.

a certain channel

• Perhaps the channel is locked, select it with the 10 key pad and follow instructions,

 

 

 

 

 

 

on page 13.

 

 

The power turns off

• Perhaps the On/Off Timer is set, press the POWER button, check page 12.

by itself

• The power was interrupted or the power cord unplugged. Reset the clock, check page 12.

 

 

 

 

 

 

• The Sleep Timer may be set.

 

 

The clock is wrong

• The power was interrupted and the clock not reset. Reset the clock, check page 12.

 

 

On Timer lamp is

• There is a problem with the TV. Unplug the set and call for service.

blinking

 

 

 

PICTURE

CHECK

The picture color

• Tint and color may be improperly adjusted. Check page 10.

quality is poor

• Video Status mode may be set to an inappropriate setting. Check page 15.

 

 

There are lines

• There could be interference from another energy consuming appliance, such as a

across the picture

computer, another TV or VCR. Move any other such appliances farther away from

 

 

 

 

 

 

the TV.

 

 

The picture is

• There could be interference from a running high wattage appliance such as a hair-dryer,

spotted

vacuum cleaner, or neon sign. You will have to move the antenna away from the source

 

 

 

 

 

 

of the interference or change it to a coaxial cable which is less prone to interference.

 

 

Double picture

• A building or airplane can reflect the original signal producing a second, delayed

(Ghosts)

one. Adjust the antenna position.

 

 

Snowy picture/

• The antenna may be damaged, disconnected or turned. Check the antenna con-

Image noise

nection, page 3 and page 4. If it is damaged, you will have to replace it.

 

 

Screen is 80% black

• Closed Caption Text Mode in on. Press the CLOSED CAPTION button until you select

 

 

 

 

 

 

Off.

 

 

SOUND

CHECK

Bilingualorstereoprograms

• Make sure the MTS mode is properly set. Refer to page 11 for details on setting

can not beheard

MTS Modes.

 

 

NOT A PROBLEM

DON’T WORRY ABOUT THIS, IT’S NORMAL

Static electricity

• It is normal to feel a surge of static electricity if you brush over or touch the screen.

 

 

You hear occasional

• It is normal for the TV to emit crackling sounds when turned on or off. Unless the

crackling sounds

sound or picture become abnormal, this is fine.

 

 

 

 

 

 

 

Image 18
Contents AV-21D31 AV-20N31 AV-14F31 AV-21D11 AV-20N11 AV-14F11 Getting Started N N E C T I O N S Front & Rear Panel DiagramsTo Install rod aerial Indoor Antenna ConnectionConnecting the Antenna and VCR Connecting Other External DevicesO N N E C T I O N S VCR for playing Changing the Batteries Remote ControlsE T T I N G S T a R T E D RM-C373GYT T I N G S T a R T E D PowerAdjusting Volume Changing ChannelsUsing this Guide S I N G T H E M E N UI T I a L S E T U P I C T U R E S E T T I N G S Bass Some Sound AdviceU N D S E T T I N G S TrebleSET Clock ON/OFF TimerE N E R a L I T E M S Clock SET MessageChannel Guard Lock N E R a L I T E M SChannel Summary ADDSET Lock Code Child Lock Padlock icon appearsDisplay Sleep TimerT T O N F U N C T I O N S Video StatusU T T O N F U N C T I O N S RETURN+ Picture BoosterTroubleshooting Model AV-21D31/AV-20N31/AV-14F31 AV-21D11/AV-20N11/AV-14F11