S P E C I A L F E AT U R E SC h a p t e r F i v eT R O U B L E S H O O T I N GEnglish - 78Problem Possible SolutionPoor picture. Try another channel.Adjust the antenna.Check all wire connections.Poor sound quality. Try another channel.Adjust the antenna.No picture or sound. Try another channel.Press the SOURCE button.Make sure the TV is plugged in.Check the antenna connections.Make sure the MUTE button is off.No color, wrong colors or tints. Make sure the program is broadcast in color.Adjust the picture settings.Picture rolls vertically. Adjust the antenna.Check all wire connections.If you are using a VCR, check the tracking.The TV operates erratically. Unplug the TV for 30 seconds, then tryoperating it again.Your remote control does not Press the MODE button to put your remoteoperate your TV. control in the “TV” mode.Make sure the remote has batteries.Check that the “+” and “-” ends of the batteries are insertedcorrectly.Check that the batteries are drained.The TV won’t turn on. Make sure the wall outlet is working.Make sure the TV is plugged in.Make sure the remote has batteries.Digital broadcasting screen problem Please check the digital signal strength and input antenna.The visual qualities of digital The visual qualities of digital channels may varychannels vary. depending on the original production method (analogor digital).• If the original production method is digital: High visualquality program.• If the original production method is analog: The digitalprogram displayed on the screen is originally an analogprogram which has been converted to digital. The visualquality is of an SD grade.Although the TV caption shows HD, The HD caption that appears when switching channelsthe visual quality is not satisfactory. or when pressing the Information button on the remotecontrol means the selected channel is a digital channel. Ifthe broadcasting station converts an analog signal intodigital and transmits the signal, the visual quality may notbe perfect. (Applied to Set Top Box built-in model only.)If the TV seems to have a problem, first try this list of possible problems and solutions.If none of these troubleshooting tips apply, then call your nearest Samsung authorizedservice center.Identifying Problems