JVC LT-37DV1BJ Instructions Manual page 44

Problem
Suddenly the power
lamp blinks/hear a
beep
The TV may have operated by detecting an

ambient sound. For details, see "Things you
should know" (P. 18).
Suddenly enters
mute/unmute or
turns on/off
Aspect ratio changes
Press "

unintentionally
LCD panels use fine dots ("pixels") to display

images.
Black or white While more than 99.99% of these pixels
dots appear on the function properly, a very small number of
pixels may not light, or may light all the time.
screen
Please understand that this is not a
malfunction.
Change the "Picture Mode" setting. (P. 31)

Unnatural colour >>>

Adjust "Colour" and "Backlight". (P. 31)
Check your "Colour System". (P. 32)
Noise >>> Set to the following functions.

Poor picture quality
Picture Mode: Standard (P. 31)
Super DigiPure: Max (P. 31)
Dull picture >>> Set to the following functions.

Picture Mode: Bright (P. 31)
Super DigiPure: Off (P. 31)
Actions
" to return to your settings. (P. 22)
Problem
If the top of the image is distorted, check the

video signal quality itself.
Strange picture
If movement appears unnatural when

when using an
receiving a signal from a DVD player etc.,
external device
with 576p (625p), change the output setting
of the external device to 576i (625i).
Reset the "Sound" menu settings. (P. 32)

If receiving a poor signal in "Stereo/ t·u",

Poor sound switch to "v" (monaural). (P. 32)
Change the broadcasting system using

"Manual Scan". (P. 36)
Read the user manual of the connected

device and perform the following:
Check if the output setting of the device is
Æ
Wrong screen size
correct.
Change the signal format of the device to
Æ
other format.
Use the cable marked with HDMI logo.

No picture, no sound
No sound Check if the device is compliant with HDMI.

Wait a little for the signal to stabilise when

Green and distorted
switching the signal format for an HDMI
screen
device.

Troubleshooting
Actions