Panasonic tx-22lt2z User Manual
26
Troubleshooting
If there is a problem with your LCD 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).
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).
Snowy Picture
Multiple Image
Interference
Normal Picture
No Picture
No Colour
Poor or Distorted
Picture
Picture
Normal Picture
Noisy Sound
Normal Sound
Normal Sound
Normal Sound
Noisy Sound
No Sound
No Sound
Weak or
No Sound
No Sound
Weak or
distorted sound
distorted sound
Symptoms
Checks
There may be red spots,
blue spots and green
spots on the screen
blue spots and green
spots on the screen
Aerial location, direction or connection
Picture
Sound
Colour Controls set at minimum levels
Colour System
Colour System
Aerial location, direction or connection
Electrical appliances
Cars/Motorcycles
Fluorescent lights
Cars/Motorcycles
Fluorescent lights
Volume level
Sound mute switched on
Sound mute switched on
TV set to AV mode
Not plugged into A.C. outlet
Not switched on
P i c t u r e / S o u n d c o n t r o l s s e t a t m i n i m u m l e v e l s
Check if in stand-by mode
Not plugged into A.C. outlet
Not switched on
P i c t u r e / S o u n d c o n t r o l s s e t a t m i n i m u m l e v e l s
Check if in stand-by mode
This is a characteristic of liquid crystal panels. This is not a
malfunction and can not be a reason for service claim.
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 blue, green, or red.
Please note this does not affect the performance of your LCD.
malfunction and can not be a reason for service claim.
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 blue, green, or red.
Please note this does not affect the performance of your LCD.
Retune Channel (s)
Sound reception may have deteriorated.
Switch NICAM setting (Sound menu) to Off until reception
improves.
Switch NICAM setting (Sound menu) to Off until reception
improves.
Maintenance
To clean this unit, wipe with a soft, dry cloth.
If the surfaces are extremely dirty, use a soft cloth dipped in soap-and-water solution or a
weak detergent solution.
• Use eyeglass cleaner to remove stubborn dirt from the LCD.
• Never use alcohol, paint thinner or benzine to clean this unit.
• Before using chemically treated cloth, read the instructions that came with the cloth carefully.
• Do not wipe the LCD with water.
weak detergent solution.
• Use eyeglass cleaner to remove stubborn dirt from the LCD.
• Never use alcohol, paint thinner or benzine to clean this unit.
• Before using chemically treated cloth, read the instructions that came with the cloth carefully.
• Do not wipe the LCD with water.
Wipe the cabinet with a soft cloth
If the cabinet is heavily soiled, wipe with a well-wrung soft cloth dipped in kitchen cleanser (neutral) diluted with water.
CAUTION:
If water or similar substances get inside the monitor via the liquid crystal panel surface, a malfunction may result.
If the cabinet is heavily soiled, wipe with a well-wrung soft cloth dipped in kitchen cleanser (neutral) diluted with water.
CAUTION:
If water or similar substances get inside the monitor via the liquid crystal panel surface, a malfunction may result.
Neutral
detergent
detergent