- 13 -Trouble Powering On Before you turn the TV on, find the red light on the right or left bottom of your TV. Press the power on buttonon the TV or remote and the light should blink about 5 times before the TV turns on.If you find that you are having trouble powering on your Samsung television, there are a number of things to check itbefore making a call to the service department.y If you happen to be using the TV as a monitor and the stand-by light only blinks for a few seconds when youpress the power button, your PC is in sleep mode. To take your PC out of sleep mode, press a key on yourkeyboard or move the mouse. Then try turning your TV on.If you’re sure your power cord, remote control, and PC are functioning properly, you may be having a cable issue. Ifyou have a cable or satellite box, your TV may appear to be off because the cable or satellite box is not outputting asignal. To test the signal output of your cable or satellite box, press the guide or info button on the cable or satellitebox remote control. If the screen displays the guide or info data, the problem is caused by the box.Stand Assembly • If you have any trouble assembling the stand, refer to “Install the Stand” in the Start Up or Stand Installation Guide.Cannot find a channel • Re-run Plug & Play or run Auto Program. (go to MENU - Channel - Auto Program)Poor Picture First, perform the Picture Test and to see if your TV is displaying the test image properly.Go to MENU - Support - Self Diagnosis - Picture TestIf the test image is properly displayed, the poor picture may be caused by the source or signal.The TV image does not look as good asit did in the store.• If you have an analog cable/satellite box, upgrade to a digital set top box. Use HDMI or Component cables todeliver HD (high definition) picture quality.• Cable/Satellite subscribers: Try HD channels from the channel line up.• Air/Cable Antenna connection: Try HD channels after running Auto Program.✎ Many HD channels broadcast up scaled SD (Standard Definition) content. The picture quality of upscaled SD content is low.• Adjust the Cable/Set top box video output resolution to 1080i or 720p.The picture is distorted: macroblockerror, small block, dots, pixelization.• Compression of video contents may cause picture distortion, especially on fast moving pictures such as those insports and action movies.• A weak signal can cause picture distortion. This is not a TV problem.• Mobile phones used close to the TV (within 3.3ft) may cause noise in the picture on analog and digital channels.Color is wrong or missing. • If you’re using a component connection, make sure the component cables are connected to the correct jacks.Incorrect or loose connections may cause color problems or a blank screen.There is poor color or brightness. • Adjust the Picture options in the TV menu. (go to Picture Mode / Color / Brightness / Sharpness)• Adjust the Energy Saving option in the TV menu. (go to MENU - Setup - Eco Solution - Energy Saving )• Try resetting the picture to the default picture settings. (go to MENU - Picture - Picture Reset)There is a dotted line on the edge ofthe screen.• If the picture size is set to Screen Fit, change it to 16:9.• Change the cable/satellite box resolution.The picture is black and white. • If you are using an AV composite input, connect the video cable (yellow) to the Green jack of Component Input 1on the TV.When changing channels, the picturefreezes or is distorted or delayed.• If connected to a cable box, please try to reset it. (Reconnect the AC cord and wait until the cable box reboots. Itmay take up to 20 minutes)• Set the output resolution of the cable box to 1080i or 720p.Sound Problems Perform the Sound Test to confirm that your TV audio is properly operating.(go to MENU - Support - Self Diagnosis - Sound Test)If the audio is OK, the sound problem may be caused by the source or signal.There is no sound or the sound is toolow at maximum volume.• Check the volume of the device (Cable/Sat Box, DVD, Blu-ray, etc.) connected to your TV.The picture is good, but there is nosound.• If you are using an external device, check the device’s audio output option Ex. you may need to change yourcable box’s audio option to HDMI if the box is connected to your TV using an HDMI cable.• Reboot the connected device by reconnecting the device’s power cable.The speakers are making aninappropriate noise.• Check the cable connections. Make sure a video cable is not connected to an audio input.• For Antenna or Cable connections, check the signal information. A weak signal may cause sound distortion.• Perform the Sound Test as explained above.No Picture, No VideoThe TV will not turn on. • Make sure the AC power cord is securely plugged into the wall outlet and the TV.• Make sure the wall outlet is working.• Try pressing the POWER button on the TV to make sure the problem is not the remote.If the TV turns on, refer to ‘Remote control does not work’ below.The TV turns off automatically. • Ensure the Sleep Timer is set to Off in the Time menu.• If your PC is connected to the TV, check your PC power settings.• Make sure the AC power cord is plugged securely into the wall outlet and the TV.• When you are watching TV connected to an antenna or cable connection, the TV will turn off after 10 - 15 minutesif there is no signal.