Panasonic TC-20LE50 - Manual (Page 30)

30
Troubleshooting
If there is a problem with your TV please refer to the table below to determine the symptoms, then carry out the suggested
check. If this does not solve the problem, please contact your local Panasonic dealer, quoting the model number and serial
number (both found on the rear of the TV).
Symptoms
Checks
Antenna location, direction or connection
Picture Sound
Antenna location, direction or connection
Electrical appliances
Cars/Motorcycles
Fluorescent lights
Volume level
Sound mute switched on.
STEREO/SAP/MONO
Color controls set at minimum levels.
Weak signal.
Retune Channel(s).
Sound reception may have deteriorated.
Set STEREO/SAP/MONO setting (AUDIO ADJUST menu) to SAP or MONO
until reception improved.
Noisy Sound
Normal Sound
No Sound
No Sound
Normal Sound
Noisy Sound
Weak or No Sound
Weak, Wrong
or No Sound
Interference
Multiple Images
Normal Picture
No Picture
No Color
Snowy Picture
Normal Picture
Poor or Distorted Picture
Cannot operate with the remote control. The battery/ies is/are exhausted.
The batteries’ polarity is wrong.
The remote control sensor is exposed to strong light from a fluorescent
lamp, etc.
The main unit is hot. The main unit radiates heat and some of the parts may become hot. This is
not a problem for performance or quality.
Set up in a location with good ventilation.
Do not cover the ventilation holes of the TV with a tablecloth, etc., and do not
place on top of other equipment.
There may be red spots, blue spots,
green spots and black spots on the
screen. This is a characteristic of liquid crystal panels and is not a problem. The
liquid crystal panel is built with very high precision technology giving you fine
picture details. Occasionally, a few non-active pixels may appear on the screen
as fixed points of red, blue, green, or black.
Please note this does not affect the performance of your LCD.
TV set to AV mode.
Not plugged into AC outlet.
Not switched on.
Picture/Sound controls set at minimum levels.
Check if in Standby mode.