Picture AudioSnow Noise antenna position, directionor connectionInspectionInterfere Noise electronic equipment,car/motorcycle,fluorescent lightNormal Picture MuteVolume(inspect wether themute function on the remotecontrol are started , or audiosystem are correct or not)No picture MutePower cord is not insertedPower switch is not openedContrast and brightness/volumesetupPress standby key on the remotecontrol for inspectingNo color Normal audio color controlScramble Normal audioor weak retune channelNo color Noise Audio systemSpecial Explanation:The accessories such as remote control is not belongs to the guarantee.Normal audioantenna position, directionor connectionTrouble phenomenonGhost-14-TROUBLE SHOOTING