Eng -
48
A picture is displayed on
the screen, but there is
no audio.
Remote control
malfunctions.
Noise is heard on the
radio.
No color in a color
picture.
The volume is adjusted to 0.
Mute is active.
The audio cable is disconnected.
The polarity of the batteries
installed in the remote control
is wrong.
The batteries installed in the
remote control have not been
discharged completely.
This may happen when you
use a radio near the TV.
The Color density is adjusted
to 0 or almost 0.
Turn up the Volume button.
Press the Mute button again.
Check the audio cable connectivity.
Reinstall the batteries properly.
Replace the batteries with new ones.
Noise may occur when you use a radio
near the TV.
Keep some distance between any radios
and the LCD TV.
Adjust the Color density to 100 or less.
Symptom
No picture on the screen,
and the power LED does
not turn on.
The TV is turned on, but
there is no picture on the
screen.
An afterimage is generated
when continuously
watching a still image.
No picture on the screen.
No audio.
Possible Problem
Power connection problem.
The brightness is adjusted too
low.
The fluorescent tube is out of
order.
Discordance between the
external device jack and the
input switch button location.
This is caused by an inherent property of LCD panels.
Depending on the number of valid pixels, there may be black or bright pixels.
These will be less than 0.005% of the sum of all pixels.
This is not a problem.
Possible Solution
Check the power cable connectivity to the
power connector.
Press the power switch again.
Adjust the brightness and the contrast so
that a picture is displayed brightly.
The fluorescent tube of a LCD TV has a
lifetime of about 50,000 hours .
To replace the fluorescent tube, contact a
service center.
Adjust the input switch location.
If the TV seems to have a problem, first try the following list of possible problems and solutions before
contacting a service center. If none of these troubleshooting tips apply, do not attempt to repair the
product yourself. Call your nearest service center.
• Symptoms that may appear to be a problem
The following symptoms may happen even if the TV has no problem. First try the following list of
possible problems and solutions before contacting a service center. First try the following list of possible
problems and solutions. If the symptom continues, turn the TV off, and call your nearest service center.
Troubleshooting
Summary of Contents for P7220HDD-D
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