User manual SAMSUNG PS50C7780YS

[. . . ] * Go to MENu Support Self Diagnosis Picture Test If the test image is properly displayed, the poor picture may caused by the source or signal. · If you have an analog Cable/Set top box, upgrade to an Box. Use HDMI or Component cables to deliver HD picture quality. · Cable/Satellite subscriber : Try HD (High Definition) stations from channel line up. [. . . ] · Set the Speaker Select option to TV speaker in the sound menu. · Make sure audio cables from an external device are connected to correct audio input jacks on the TV. · Check connected device's audio output option. Ex) You may need to change your cable box' audio option to HDMI when you have HDMI connected to your TV. · If you are using a DVI to HDMI cable, a separate audio cable is required. · Deactivate SRS function if you are setting the volume over 30 value. · Remove plug from headphone jack (if available on your TV). Make sure a video cable is not connected to an audio input. · For Antenna/Cable connection, check signal strength. Low signal level may cause sound distortion. 4 Picture is good but no sound. Noise from speaker. 02196A_CMS. indd 4 2009-09-08 2:00:40 Problem No Picture, No Video TV won't turn on. Possible Solution · Make sure the AC power cord is plugged in securely to the wall outlet and the TV. · Make sure the wall outlet is working. Others Picture is not shown in full screen. · Set your PC's output resolution and frequency so it matches the resolutions supported by the TV. · This is normal; PC is always shown on the source list even though a PC is not connected. · Check the audio output setting on your PC. · Samsung Wireless USB dongle is required to use wireless network. · Make sure Network Type is set to Wireless. · TV must be connected to a wireless IP sharer (Router). · Black bars on each side will be shown on HD channels when displaying upscaled SD (4:3) contents. · Black bars on Top & Bottom will be shown on movies that have aspect ratios different from your TV. · Adjust picture size option on your external device or TV to full screen. · Replace the remote control batteries with correct polarity (+ -). · Clean the transmission window located on the top of the remote. · Try pointing the remote directly at the TV from 5~6 feet away. Remote control does not work. 5 02196A_CMS. indd 5 2009-09-08 2:00:41 Problem Possible Solution · Plasma TVs typically make a soft humming sound. It's caused by the electrical charges that are used to create the images on the screen. [. . . ] · Can be caused by using overly rigid or thick cables. Make sure the cables are flexible enough for long term use. If wall mounting, we recommend using cables with 90 degree connectors. · This is part of the product's design and is not a defect. [. . . ]