JVC LT-47GZ78 Troubleshooting, snow, Severe noise or, Ghosting, The remote control doesn’t work

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 Troubleshooting

snow Troubleshooting

ENGLISH

snow

 

Severe noise or

Is the TV connected correctly to the aerial?

Change the direction of the aerial. Is the aerial or its cable damaged?

Consult your retailer

Patterns, stripes or noise

I can’t turn it on!

Is the power cord connected to the AC outlet correctly?

Is the aerial receiving interference from high-voltage power lines or wireless transmitters?

Consult your retailer

Are connected devices too close to the TV?

Insert the minimum distance between the aerial and the cause of interference until no interference

Problem

Remote control stops working

Basics

Front control buttons

 

 

does not work

 

Aspect ratio changes

 

 

unintentionally

Screen

PC screen alignment

 

is off

 

Enters “Clear Motion

 

Drive u” demonstration

 

when watching TV.

 

 

Poor picture quality

Actions

Unplug TV, several minutes later plug it in again.

Switch “Child Lock” to “Off”.

Press “ Severe noise or ” to return to your settings.

Adjust the “PC position”.

Set “Auto Demonstration” to “Off”.

Unnatural colour >>> Adjust “Colour” and “Back Light”. Check your “Colour System”. If “Auto” is selected, select the specifi c colour system manually.

Noise >>> Set to the following functions. Picture Mode : Standard

Super DigiPure : Max

Dull picture >>> Set to the following functions. Picture Mode : Bright

Super DigiPure : Min

page

ENGLISH

 

34

IMPORTANT!

17

 

 

21

PREPARE

 

34

 

 

34

 

36

USE

 

34

 

36

 

34

 

36

 

Ghosting

(Doubling of images)

Are you receiving interference from signals refl ected off mountains or buildings?

Adjust the direction of your aerial, or change to a good-quality directional aerial

The remote control doesn’t work!

Are the batteries fl at?

Are you more than 7 meters away from the TV?

Is the “MODE (TV, VCR/DVR, DVD, AUDIO)” set to “TV”? When viewing teletext, the TV menu bar does not appear. Depending on the stability of the signal, there may be a time lag when changing channels.

Picture

Strange picture

 

when using an external

 

device

Blue screen appears on the screen

If the top of the image is distorted, check the video signal quality itself.

If movement appears unnatural when receiving a signal from a DVD player, etc. with 625p (progressive-scanning), change the output setting of the external device to 625i (interlace- scanning).

Switch “Blue Back” to “Off”.

SETTINGS

 

 

 

 

 

28

TROUBLE?

 

 

 

37

38

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Contents LT-42GZ78 LT-47GZ78 WIDE LCD PANEL TV INSTRUCTIONSExpanding the world of beautiful images ContentsTry the advanced features When you have troubleFollow this manual Change the direction of TV Names of all the partsCheck accessories Basic connections Care when settingConnect the aerial Connect a VCR / DVD PlayerInitial settings IMPORTANT! PREPAREEdit channels RM-C1856Editing channels Select “Set Up”SETTINGS TROUBLE?VCR / DVD / other devices Connecting external devicesHDMI-1 HDMI-2Enjoying your new TV Adjust the pictureWatching TV Viewing teletextWatching TV Basic operations using the side buttonsSETTINGS Channel informationindex page Viewing teletextTo the Watching videos / DVDs Select the video source using the side buttonsPC position adjustment Switch between video and component signalUseful functions Display “Features” menuTake snapshots of the screen Watch in multi-pictureUseful functions continued adjust lightAutomatically and darkDisplays a blue screen and mute the sound when the signal is weakSet the power to turn off if no signal is Register a channel to a buttonEnjoy the sound setting that you like Enjoy the picture mode that you likeOperate JVC recorders and other devicesTry changing the remote control code if you cannot operate a recorder Operate the VCR DVD recorder or HDD recorderCustomising your TV Adjust / Confi gureFeatures SoundAdvanced picture adjustment Select “Features”Set a default Super DigiPure Pull DownTroubleshooting The remote control doesn’t workProblem snowTroubleshooting continued Technical informationPC Signals that can be displayed Language group for teletextTechnical information continued What is “Eco Sensor”?What is “HDMI CEC”? What is “Full Native”?“CH/CC” List SpecificationsTerminals / Connectors Main unit
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