JVC AV-29MS16, AV-29SS16, AV-25MS16, AV-21MS16 specifications Troubleshooting

Troubleshooting

If a problem occurs when you are using the TV, check the below troubleshooting guide before calling for repair.

• No picture, no sound	• Deactivate the BLUE BACK function if it is turned on.
	• Choose the appropriate sound system. Refer to
	“SOUND SYSTEM” on page 12.
• Snowy picture	• Check the aerial cable and its connection with the TV.
• Stripes appear on the	• Interference occurs caused by other devices such as
picture	an amplifier, personal computer, or a hair drier. Move
	such devices away from your TV.
• Double-pictures	• Interference occurs caused by signal reflecting
(ghosting) occur	from mountains or building. Try to adjust the aerial’s
	direction or use a better directionality antenna.
• Poor picture	• Choose the appropriate colour system. Refer to
	“COLOUR SYSTEM” on page 9.
	• Adjust the COLOUR or BRIGHT setting. Refer to
	“PICTURE SETTING” on page 10.
• White and bright still	• Inevitable phenomenon due to the nature of the picture
image look as if it	tube. This is not a malfunction.
were coloured
• Top of the image from	• This is due to the condition of the video signal whereby
software products or	the image was not recorded properly. This is not a
video tape is distorted	malfunction.
• Poor sound	• Adjust the sound frequency properly. Refer to
	“EQUALIZER” on page 13.
• Stereo or bilingual	• TV channel reception is poor. Change the stereo/
sound is unclear	bilingual mode to mono sound (see page 13).
• Cannot operate the	• The batteries may be exhausted. Replace with new
remote control	batteries (see page 7).
	• Ensure that you are operating the remote control at
	less than seven meters from the front of your TV.
• Cannot operate the	• Press TV/VIDEO button to return to TV mode and try
menus	operating the menus.
• Cannot operate the	• Deactivate the CHILD LOCK function if it is turned on
front control buttons	(see page 15).

• Colour patches appear	• This may due to the magnetized device such as a
at the corner of the	speaker near to your TV. Keep the device apart from
screen	your TV. Alternately, you can also use the magnetic-
	shielded speaker.
• Picture is tilted	• This may due to the earth magnetism. Refer to
	“PICTURE TILT” on page 11 to correct the tilt.
• Image takes a short	• Image required time to stabilize before display. This
period to be displayed	is not a malfunction.
• TV may emit crackling	• This is due to a sudden change in temperature
sound	and it is not a malfunction. If the crackling sound
	is too frequent, request your service technician for
	inspection.
• Feel a slight electric	• This is due to the static electricity of the picture tube
shock when touching	and it will not harm the human body. This is not a
the TV screen	malfunction.
• The Auto Signal	• Please check that the AUTO SIGNAL DETECT
Detect function does	function is on or off.
not work	• Turn the VCR or DVD player off, wait a while, then
	turn it on again.
	• Inspect the video cable connection on VIDEO-2 that
	they are connected properly.
• Suddenly, a channel	• Some VCRs and DVD players can trigger Auto Signal
or input was	Detect even after you choose a different input.
changed to VIDEO-2	• Please turn off the AUTO SIGNAL DETECT
inputs.	function.
• “PLEASE	• Please disconnect either S-VIDEO cable or video input
DISCONNECT	cable from Video-1 input.
VIDEO-1 CABLE!”
appears on the
screen.

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