Troubleshooting - Panasonic TC-20LA2 Operating Instructions Manual

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
Picture
Snowy Picture
Multiple Image
Interference
Normal Picture
No Picture
No Colour
Poor or Distorted Picture
Normal Picture
Cannot operate with the remote control.
The main unit is hot.
There may be red spots, blue spots, green
spots and black spots on the screen.
38
Sound
Noisy Sound
Normal Sound
Noisy Sound
No Sound
No Sound
Normal Sound
Weak or No Sound
Weak or No Sound
Antenna location, direction or connection
Aerial location, direction or connection
Electrical appliances
Cars / Motorcycles
Fluorescent lights
Volume level
Sound mute switched on.
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.
Color controls set at minimum levels.
Weak signal.
Retune Channel (s).
Sound reception may have deteriorated.
Switch STEREO mode (AUDIO ADJUST menu) to
Off until reception improves.
The battery is exhausted.
The battery's polarity is wrong.
The remote control sensor is exposed to strong light of a
fluorescent lamp, etc.
The main unit radiates heat and some of the parts may
become hot. This is not a problem for performance or quality.
Set up at 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.
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 a fixed point of red, blue, green, or black.
Please note this does not affect the performance of your LCD.
Checks