JVC HD-Z70RF7, HD-Z61RF7, HD-Z56RF7 Troubleshooting, Ghosting, I can’t turn it on, Severe noise or snow, Patterns, stripes or noise, The remote control doesn’t work, Basics, Screen, Picture

Troubleshooting

Severe noise or snow

Is the TV connected correctly to the aerial?

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

Consult your retailer

Problem

	Remote control stops
Basics	working
	Front control buttons do
	not work
	Aspect ratio changes
	unintentionally
	Black or white dots

Actions page

Unplug the TV, and wait about 1 hour until the lamp

completely cooled. Then plug the TV in again. (Turning on the - TV soon may shorten the lamp life.)

Switch “Child Lock” to “Off.”		18
Press “	” to return to your settings.
		12
Although the HD-ILA element is manufactured with high-
		-
precision technology, please understand that some pixels

Patterns, stripes or noise

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

I can’t turn it on!

Is the power cord connected to the AC outlet correctly?

Screen appear on the screen

PC screen alignment is offThe screen is dimPoor picture quality

may be lost or permanently displayed.
Adjust the “PC Position.”
		14
Adjust the “Iris” brighter.
		18
Unnatural colour >>> Adjust “Colour” and “Bright.”		18
	Check your “Colour System.”	19
	If “Auto” is selected, select the specific
	colour system manually.	-
Noise >>> Set to the following functions.
Picture Mode :	Standard	18
Super DigiPure :	Max	19
Dull picture >>> Set to the following functions.		-
Picture Mode :	Bright	18

Ghosting

(Doubling of images)

Are you receiving interference from signals reflected 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 flat?

Are you more than 7 metres 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 deviceBlue screen appears on the screen

Super DigiPure : Min	19
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.”
	16

20