FAQIf a still image is displayed for anextended period of time, residualimages or blurring may appear.When you need to leave the TVunused for an extended period oftime, adjust the settings so that theTV automatically goes into energysaving mode or activates the screensaver to display moving images.No picture or sound.Try another channel.Press the SOURCE button.Make sure the TV is plugged in.Check the antenna connections.Poor pictureTry another channel.Adjust the antenna.Check all wire connections.Image is not centered on thescreen.Adjust the horizontal and verticalposition. The screen position mustbe adjusted on the output source(i.e. STB) with a digital signal.“Not Supported Mode” message.Check the maximum resolution andthe frequency of the Video Adapter.Compare these values with the datain the Display Modes.Remote control malfunctionsReplace the remote control batteries.Clean the upper edge of the remotecontrol (transmission window).Check the battery terminals.No sound or sound is too low atmaximum volume.First, check the volume of unitsconnected to your TV (digitalbroadcasting receiver, DTV, DVD,cable broadcasting receiver, VCR,etc.). Then, adjust the TV volumeaccordingly.Image is not stable and mayappear to vibrate.If the setting is not correct, use yourcomputer utility program to changethe display settings.Check the followingitems before callinga Samsung authorizedservice center.BN68-00515V-00.qxd 1/11/05 4:10 PM Page 8