JVC I'Art Palette PD-42X795, Руководство по обслуживанию

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86
Troubleshooting
Refer to the table below to check the condition. If you think that there is a problem, contact the
JVC Service Center where you purchased the television.
There is no power
There is no picture
or sound
You cannot select a
certain channel
The power turns off
by itself
The clock is wrong
The color quality
is poor
There are lines
across the picture
The picture is spotted
There are double
pictures (ghosts)
Picture is snowy
(image noise)
Screen is 80% black
Stereo or bilingual
programs can't be
heard
Remote control is not
operating properly or
at all
• See if the power cord became unplugged.
• Check for a blown fuse or circuit breaker or a power outage.
• The antenna could be disconnected.
• The input mode could be set improperly. See page 66.
• The tuner (Auto Tuner Setup) could be set improperly. See page 40.
• The TV station may be having difficulties. Check to see if other stations are working.
• Check to see that the batteries are still working and properly installed.
• Make sure the remote has a clear sight path to the TV.
• Check that the TV/CATV switch is in the proper position.
• You may be too far from the TV. You must be within 23 feet (7 meters).
• Make sure the channels have been programmed. See "Channel Summary", page 41.
• Check to see if the channel is locked. See "Channel Summary - Lock" page 42.
• Make sure the set did not become unplugged.
• Perhaps the On/Off Timer is set. See page 63
• Check to see if the Sleep Timer was set. See page 69.
• The power was interrupted and the clock was not reset. See page 62.
• Tint and Color may be improperly adjusted. See page 58.
• The Video Status mode may be turned to the wrong setting. See page 68.
• There could be interference from another electrical appliance, such as a computer,
another TV or VCR. Move any such appliances further away from the TV.
• 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.
• A building or passing airplane can reflect the original signal and produce a second,
slightly delayed one. Adjust your antenna position.
• Your antenna may be damaged, disconnected or turned. Check the antenna
connection. If the antenna is damaged, replace it.
• The Closed Caption Text mode is on. Turn it off in the Closed Caption Menu, page 50.
• Make sure the MTS settings are correct. See page 69.
PROBLEMS CHECK
It does not operate
correctly • This television is operated by a microprocessor. It is possible that external noise or
interference is causing the problem. If the television does not function correctly, remove the
electrical plug from the wall outlet and wait a while before inserting it into the wall outlet
again and operating the television.
PD-42\50X795 English 86 10/12/04, 9:25:25 AM
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