Issues Solutions and ExplanationsPoor pictureFirst, perform the Picture Test and to see if your TV is properly displaying the testimage.• Go to MENU - Support - Self Diagnosis - Picture TestIf the test image is properly displayed, the poor picture may be caused by thesource or signal.The TV image does not look asgood as it did in the store.Store displays are typically tuned to digital, HD (high definition) channels.• If you have an analog cable/satellite box, upgrade to a digital set top box. UseHDMI or Component cables to deliver HD (high definition) picture quality.• Cable/Satellite subscribers: Try HD channels from the channel line up.• Air/Cable Antenna connection: Try HD channels after performing an Autoprogram.✎ Many HD channel programs are up scaled from SD (Standard Definition)content. Look for a channel that is broadcasting true HD content.• Adjust the Cable/Set top box video output resolution to 1080i or 720p.The picture is distorted:macroblock error, small block,dots, pixelization.• The compression of video contents may cause picture distortion, especially inprograms with fast moving pictures such as sports programs and action movies.• A weak signal can cause picture distortion. This is not a TV problem.• Mobile phones used close to the TV (within 3.3 ft) may cause noise in thepicture on analog and digital channels.Color is wrong or missing. • If you’re using a Component connection, make sure the component cables areconnected to the correct jacks. Incorrect or loose connections may cause colorproblems 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 - System - EcoSolution - Energy Saving)• Try resetting the picture to the default picture settings. (go to MENU - Picture -Reset Picture)There is a dotted line on the edgeof the 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 theGreen jack of Component input 1 on the TV.When changing channels, thepicture freezes or is distorted ordelayed.• If the TV is connected to a cable box, reset the box. (Disconnect and thenreconnect the AC cord, and then wait until the cable box reboots. It may takeup to 20 minutes.)• Set the output resolution of the cable box to 1080i or 720p.Sound ProblemFirst, perform the Sound Test to determine if your TV audio is operating properly.• Go to MENU - Support - Self Diagnosis - Sound TestIf the audio is OK, the sound problem may be caused by the source or signal.There is no sound or the sound istoo low at maximum volume.• Please check the volume control of the device (Cable/Sat Box, DVD, Blu-ray,etc.) connected to your TV.The picture is good but there isno sound.• Set the Speaker Select option to TV Speaker in the Sound menu.• If you are using an external device, check the device’s audio output option (Ex.You may need to change your cable box’s audio option to HDMI if you have thebox connected to your TV using an HDMI cable.).• If you are using a DVI to HDMI cable, a separate audio cable is required.• Reboot the connected device by disconnecting and then reconnecting thedevice’s power cable.The speakers are making aninappropriate noise.• Check the cable connections. Make sure a video cable is not connected to anaudio input.• For Antenna or Cable connections, check the signal information. A weak signalmay cause sound distortion.• Perform the Sound Test as explained above.English - 14[UH5005-ZA]BN68-06547D-00ENG.indb 14 2014-08-05 10:11:58