Panasonic TX-23LX50A manual Troubleshooting, Maintenance, Symptoms Checks Picture Sound

Page 22

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).

Symptoms

 

Checks

Picture

Sound

 

Snowy Picture

Noisy Sound

Aerial location, direction or connection

Multiple Image

Normal Sound

Aerial location, direction or connection

 

 

Electrical appliances

Interference

Noisy Sound

Cars / Motorcycles

 

 

Fluorescent lights

Normal Picture

No Sound

Volume level

Sound mute switched on.

 

 

 

 

TV set to AV mode

 

 

Not plugged into AC outlet.

No Picture

No Sound

Not switched on.

 

 

Picture / Sound controls set at minimum levels.

 

 

Check if in Standby mode.

No Colour

Normal Sound

Colour Controls set at minimum levels.

Colour system

 

 

Poor or Distorted

Weak or

Retune Channel (s).

Picture

No Sound

Normal Picture

Weak or

Sound reception may have deteriorated.

distorted sound

Sound system

 

 

 

This is a characteristic of liquid crystal panels and is not a

There may be red spots,

 

problem. The liquid crystal panel is built with very high precision

Normal Sound

technology giving you fine picture details. Occasionally, a few

blue spots and green

non-active pixels may appear on the screen as a fixed point of

spots on the screen

 

 

blue, green, or red.

 

 

 

 

Please note this does not affect the performance of your LCD.

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.

Wipe the cabinet with a soft cloth.

Neutral detergent

If the cabinet is heavily soiled, wipe with a well-wrung soft cloth dipped in neutral cleanser diluted with water.

CAUTION:

If water or similar substances get inside the monitor via the liquid crystal panel surface, a malfunction may result.

22

Image 22
Contents LCD TV Illustration shown is an imageContents AccessoriesMoisture. This TV must not Cabinet and LCD panel care Remove the mains plugFor optimum quality picture Preparation Receiver LocationOptional External Equipment Pixel Statement LCDHow to use the LCD stand Fitting remote control batteriesObserve the following precaution How to hang the LCD TV on the wall Antenna connectionTo bundle the cables with the clamper How to connect the Headphones terminalAudio / Video connections Green buttonHow to connect the DVD Input terminals How to connect the AV1 Input terminalsVideo 4 pin terminal Basic controls top panel and remote control On / Off switchUsing the On Screen Displays Power On / OffOn Screen Help Tuning Tuning menuAuto tuning via top panel Auto tuningMove to choose Auto tuning Move to choose Manual tuning Manual tuningManual tuning via top panel Access Manual tuningPicture menu PNRSound menu Setup menu VCR/GAMEZoom1 Aspect ControlsJust Zoom2Teletext operation HoldAccessing sub pages Update DisplayUpdate Favourite Page F.PIndex When in TOP operationVCR / DVD operation Button FunctionStereo / Bilingual Sound Selection button Remote control settingStereo / Bilingual Sound Selection Manufacturer CodeSymptoms Checks Picture Sound TroubleshootingMaintenance To clean this unit, wipe with a soft, dry clothSpecifications LCDTe Irirangi Drive East Tamaki Distributed in New Zealand byPanasonic New Zealand Limited Private Bag 14911, Panmure Auckland