Support / FAQFAQPicture - ContinueWhy is there a black box on the screen?Change settings of Closed caption (CC).Why do some small spots on the screen remain bright or dark?The panel is made up of a few million pixels and is produced with advancedtechnology through an intricate process. Sometimes a few pixels may bebright or dark.These pixels do not indicate a defective panel and will have no impact onthe performance of the TV.Why is the picture brightness changing?Turn the C.A.T.S. feature off.Press MENU Menu > Picture > C.A.T.S.Why is there a black box on the screen?Why is there a black box on the screen?Why is there a black box on the screen?Change settings of Closed caption (CC).Change settings of Closed caption (CC).Why do some small spots on the screen remain bright or dark?Why do some small spots on the screen remain bright or dark?Why do some small spots on the screen remain bright or dark?The panel is made up of a few million pixels and is produced with advancedtechnology through an intricate process. Sometimes a few pixels may bebright or dark.These pixels do not indicate a defective panel and will have no impact onthe performance of the TV.The panel is made up of a few million pixels and is produced with advancedtechnology through an intricate process. Sometimes a few pixels may bebright or dark.These pixels do not indicate a defective panel and will have no impact onthe performance of the TV.Why is the picture brightness changing?Why is the picture brightness changing?Why is the picture brightness changing?Turn the C.A.T.S. feature off.Press MENU Menu > Picture > C.A.T.S.Turn the C.A.T.S. feature off.Press MENU Menu > Picture > C.A.T.S.MENUMENU Menu > Picture > C.A.T.S.Menu Picture C.A.T.S.167 (0700204)