26TroubleshootingIf there is a problem with your TV please refer to the table below to determine the symptoms, then carry out thesuggested check. If this does not solve the problem, please contact your local Panasonic dealer, quoting the modelnumber and serial number (both found on the rear of the TV).Symptoms ChecksPicture SoundSnowy Picture Noisy SoundAerial location, direction or connectionMultiple Images Normal SoundAerial location, direction or connectionInterference Noisy SoundElectrical appliancesCars / MotorcyclesFluorescent lightsSwitch on P-NR in Picture menu to reduce picture noise.Normal Picture No SoundVolume levelSound mute switched on.No Picture No SoundTV set to AV mode.Not plugged into AC outlet.Not switched on.Picture / Sound controls set at minimum levels.Check if in Standby mode.No Colour Normal SoundColour controls set at minimum levels.Poor or Distorted Picture Weak or No SoundRetune Channel (s).Normal Picture Weak or Distorted SoundSound reception may have deteriorated.Switch MPX setting (Sound menu) to Off until reception improves.There may be red spots,blue spots and greenspots on the screen.Normal SoundThis is a characteristic of liquid crystal panels and is not a problem. Theliquid crystal panel is built with very high precision technology giving youfine picture details. Occasionally, a few non-active pixels may appear onthe screen as a fixed point of blue, green, or red.Please note this does not affect the performance of your LCD.