English - 1606.Troubleshooting andMaintenanceTroubleshootingIf the TV seems to have a problem, first review this list of possible problems and solutions. Also, review theTroubleshooting Section in the e-Manual. If none of the troubleshooting tips apply, visit www.samsung.com/support or call Samsung Customer Service at 1-800-SAMSUNG (1-800-726-7864).Issues Solutions and ExplanationsFlickering and Dimming Try disabling some of the TV's energy efficiency features.Disable Energy Saving (System > Eco Solution > Eco Sensor) and/or EnergySaving (System > Eco Solution > Energy Saving) and check again.Screen Color is Not Correct Run a Self Diagnosis Picture Test (Support > Self Diagnosis > Picture Test).If the picture problem is caused by the TV, the problem should be visible inthe Picture Test. If the problem is not visible, next confirm that the TV's videoinput ports are connected to the correct external video device output portsand that none of the connections are loose. Finally, if possible, test yourexternal video devices by connecting them to another TV.Screen Brightness Adjust the following settings:Navigate to Picture and adjust Backlight, Contrast, Brightness, Sharpness,Color, Tint (G/R) and other picture quality adjustment settings.Blurred Images Turn on Auto Motion Plus (Picture > Picture Options > Auto Motion Plus).Unwanted Powering Off Check if Sleep Timer (System > Time > Sleep Timer) has been enabled. SleepTimer automatically turns off the TV after an amount of time that you select.If the Sleep Timer has not been enabled, see if No Signal Power Off (System >Eco Solution > No Signal Power Off) or Auto Power Off (System > Eco Solution> Auto Power Off) has been enabled. No Signal Power Off turns off the TVif no signal has been received by the TV for a specified period time. AutoPower Off turns off the TV if there has been no user input in four hours.Trouble Powering On Confirm that the power cord is connected and that the remote has livebatteries and is functioning correctly. If the power cord is connected properlyand the remote control is operating normally, there might be a problem withthe antenna cable connection or the cable/satellite box might not be turnedon. Check the antenna connection or turn on the cable/satellite box.Stand Assembly If you have any trouble assembling the stand, review the stand assemblyinstruction in the Quick Start Guide.Cannot Find a Channel Re-run Setup (Go to MENU > System > Setup) or run Auto Program. (Go toMENU > Broadcasting > Auto Program).- For detailed troubleshooting information, watch the troubleshooting videos at www.samsung.com/spsn.[UH6203-ZC]BN68-06330B-01L02.indb 16 2014-06-25 11:11:50