JVC AV-32F577, AV-27F577, AV-32WF47, AV-32MF47, AV-27MF47 manual Troubleshooting, Weak Signal

Troubleshooting

PROBLEMS	CHECK
There is no power	• See if the power cord became unplugged.
	• Check for a blown fuse or circuit breaker or a power outage.
There is no picture	• The antenna could be disconnected.
or sound	• The input mode could be set improperly. See page 43.
	• The tuner (Auto Tuner Setup) could be set improperly. See page 33.
	• The TV station may be having difficulties. Check to see if other stations are working.
Remote control is not	• Check to see that the batteries are still working and properly installed.
operating properly or	• Make sure the remote has a clear sight path to the TV.
at all	• You may be too far from the TV. You must be within 23 feet (7 meters).
You cannot select a	• Make sure the channels have been programmed. See "Channel Summary", page 33.
certain channel	• Check to see if the channel is locked. See "Channel Summary - Lock" page 34.
The power turns off	• Make sure the set did not become unplugged.
by itself	• Perhaps the On/Off Timer is set. See page 42.
	• Check to see if the Sleep Timer was set. See page 45.
The clock is wrong	• The power was interrupted and the clock was not reset. See page 41.
The color quality	• Tint and Color may be improperly adjusted. See page 37.
is poor	• The Video Status mode may be turned to the wrong setting. See page 45.
There are lines	• There could be interference from another electrical appliance, such as a computer,
across the picture	another TV or VCR. Move any such appliances further away from the TV.
The picture is spotted	• There could be interference from a high-wattage appliance, like a hairdryer or vacuum,
	operating nearby. Move the antenna away from the appliance or change to a coaxial
	cable connection which is less prone to interference.
There are double	• A building or passing airplane can reflect the original signal and produce a second,
pictures (ghosts)	slightly delayed one. Adjust your antenna position.
Picture is snowy	• Your antenna may be damaged, disconnected or turned. Check the antenna
(image noise)	connection. If the antenna is damaged, replace it.
Screen is 40% black	• The Closed Caption Text mode is on. Turn it off in the Closed Caption Menu, page 30.
Stereo or bilingual	• Make sure the MTS settings are correct. See "MTS" on page 50.
programs can't be
heard
Static electricity	• It is normal to feel static electricity if you brush or touch the screen.
You hear occasional	• It is normal for the TV to make crackling sounds when first turned on or off. Unless
crackling sounds	the sound or picture become abnormal, this is fine.

Weak Signal

This OSD warning appears when the digital channel that you have selected is too weak to receive or no signal is being detected for that channel.

No Program or Weak Signal

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