JVC TV 20240 User Manual page 30

2 T R O U B L E S H O O T I N G
9
PROBLEMS
There is no power • See if the power cord became unplugged.
• Perhaps you have experienced a blown circuit breaker or fuse or a power outage.
There is no picture • The antenna could be disconnected.
or no sound • The input mode (TV or Video) could not be set properly, refer to page 25.
• The tuner mode (in the Auto Tuner Setup) could be set improperly, refer to page 12.
• The station may be having difficulties, check to see if other channels are operating normally.
Remote control is • Check that the batteries are still working and properly installed.
not operating or • Make sure there are no objects blocking a clear path from the remote to the TV.
operating properly • Check that the TV/CAT V switch is in the proper position — set to TV to view television.
• Maybe you are too far from the TV, you must be within 23 feet (or 7 meters).
You cannot select a
certain channel • Make sure the channels are programmed. See Channel Summary, page 12.
• Perhaps the channel is locked, select it with the 10 key pad and follow instructions on page 13.
• Perhaps the On/Off Timer is set, press the power button, check page 18.
The power turns off
by itself • The power was interrupted or the power cord unplugged. Reset the clock, check page 17.
• The Sleep Timer may be set, check page 24
The clock is wrong • The power was interrupted and the clock not reset. Reset the clock, check page 17.
On Timer is blinking • There is a problem with the TV. Unplug the set and call for service.
PICTURE
The picture color • Tint and color may be improperly adjusted. Check page 15.
quality is poor • Video Status mode may be set to an inappropriate setting. Check page 24.
There are lines • There could be interference from another energy consuming appliance, such as a computer,
across the picture
The picture is • T h e re could be interf e rence from a running high wattage appliance such as a hair- d ry e r, vacuum
spotted
• A building or airplane can reflect the original signal producing a second, delayed one. Adjust
Double picture
(Ghosts)
Snowy picture/ • The antenna may be damaged, disconnected or turned. Check the antenna connection,
Image noise
S c reen is 80% black • Closed Caption Text Mode is on. Turn it off in the Closed Caption Menu (page 18).
SOUND
Bilingual or stere o • Make sure the MTS mode is properly set. Refer to page 16 for details on setting MTS Modes.
p rograms can' t be heard
T h e re is no sound • The volume is set to "0". Adjust it by pressing the V
• Has the Muting button been pressed? If so, press Muting again to return volume to normal.
f rom the TV
• Is an earphone/headphone attached to the jack at the front of the TV? If the phones jack is in
s p e a k e r s .
N OT A PRO B L E M
• It is normal to feel a surge of static electricity if you brush over or touch the scre e n .
Static electricity
• It is normal for the TV to emit crackling sounds when turned on or off. Unless the sound or
You hear occasional
crackling sounds
another TV or VCR. Move any other such appliances farther away from the TV.
c l e a n e r, or neon sign. You will have to move the antenna away from the source of the
i n t e rf e rence or change it to a coaxial cable which is less prone to interf e re n c e .
the antenna position.
page 6, and your Quick Setup Guide. If it is damaged, you will have to replace it.
use, the TV's speakers will not produce sound.
picture become abnormal, this is fine.
CHECK
CHECK
CHECK
DON'T WORRY ABOUT THIS, IT'S NORMAL
- T V
+ button.
OLUME