47 Technical Technical InformationFrequently Asked QuestionFAQsBefore requesting service or assistance, please follow these simple guides to resolve the problem.If problem still persists, please contact your local Panasonic dealer for assistance.There may be red spots, bluespots, green spots and blackspots on the screenThis is a characteristic of liquid crystal panelsand is not a problem. The liquid crystal panelis built with very high precision technologygiving you fine picture details. Occasionally,a few non-active pixels may appear on thescreen as a fixed point of red, green, blue orblack.Please note this does not affect theperformance of your LCD and it is not aquality problem.The LCD panel moves slightlywhen it is pushed with afingerClattered sound might beheardThere are some looseness around the panelto prevent the damage to the panel.The panel might move slightly when it ispushed with a finger, and clattered soundmight be heard. This is not a malfunction.White spots or shadowimages (noise)Check the position, direction, and connectionof the aerial.The main unit is hotThe main unit radiates heat and some of theparts may become hot. This is not a problemfor performance or quality.Setup in a location with good ventilation.Do not cover the ventilation holes of the TVwith a tablecloth, etc., and do not place on topof other equipment.Neither image nor sound isproducedIs the TV in “AV mode”?Is the mains lead plugged into the socketoutlet?Is the TV turned On?Check Picture Menu (p. 20) and volume.An error message appearsFollow the message’s instructions.If the problem persists, contact the authorizedService Centre.