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Letterbox Letterbox refers to the image of a wide-screen picture on a standard 4:3 aspect ratio television screen, typically with block Luminance The brightness or black-and-white component of a color video signal. Determines the level of picture detail. NTSC National television system committee. The organization that developed the analog television standard currently in use in the U.S., Canada, and Japan. Now generally used to refer to that standard. The NTSC standard combines blue, red, and green signals modulated as an AM signal with an FM signal for audio. S-Video Separated video. An encoded video signal which separates the brightness from color data. S-Video can greatly improve the picture when connecting TVs to any high quality video source such as digital broadcast satellite (DBS) and DVDs. 25 TROUBLESHOOTING TIPS Check this List of Symptoms and Suggested Steps To Take before requesting Service. You may be able to solve the problem yourself. If you face problems connecting the TV to external devices, please refer to the User Guide of the external device or call their service centers for help. Charges for TV installation and adjustments of customer controls are not covered under your warranty. SYMPTOMS SUGGESTED STEPS TO TAKE Installation Can't get the AV Press the CH+ / CH- button on the remote control repeatedly to select the desired AV channels. channels on the TV Note: SVHS can only be selected if a S-VHS device is connected and powered on. screen. Installation TV Displays Wrong Go to TUNER MODE in the television menu and select the correct signal source, then perform the automatic installation again. (Refer to page 11). Channel or No Channels Above 13 Installation Channel numbers do not follow the Go to TUNER MODE in the television menu and select the correct signal source, then perform the channel number automatic installation again. (Refer to page 11). of the programs. Sound Disturbing sound It is normal to hear a disturbing sound (such as buzzing, clicking, cracking, humming, whistling, etc) (such as buzzing, from a distance less than 2 meters (6 feet) with the television sound muted. clicking, cracking, If problem occurs on one channel, you may have a signal problem. Please contact the cable provider humming, whistling, or local broadcaster regarding the specific channel. etc). General No power to the TV General TV is not responding to Remote Control General Remote control is not working Check the TV power cord. Unplug the power cord from the TV, wait 10 seconds, then reinsert the plug into your wall outlet. Power On the TV again. Plug the power cord directly to the wall socket and not via an extension cord. If you need to use an extension cord, check that the fuse on the AC power strip is not blown. Ensure the batteries are inserted into the remote control according to the illustration in the battery compartment. Refer to page 7. Reset the television by disconnecting the power plug from the wall outlet for 10 seconds and then reconnecting it again. Ensure the batteries are inserted into the remote control according to the illustration in the battery compartment. Refer to page 7. Reset the television by disconnecting the power plug from the wall outlet for 10 seconds and then reconnecting it again. General TV Displays white Some DVD Discs are encoded with as much as 30% more video information to give the best lines in letterbox possible picture quality. With the DVD Player in the “letterbox” picture format, the playback of this when viewing a type of disc with extra video information can produce a number of small white lines in the DVD disc upper portion of the black letterbox area. With some of these discs, this problem is inherent and does not require a service call. 26 CLEANING AND CARE WARNING Concerning Stationary Images on the TV Screen: Do not leave stationary or letterbox images on screen for extended periods of time. This can cause uneven picture-tube aging. Normal use of the TV should involve the showing of pictures that contain constantly moving and changing images that fill the screen. Be careful not to leave nonmoving images on screen for extended periods of time, or to display the same images on screen too frequently, because subtle ghost images can be left on the picture tubes. Sources of stationary images may be DVD disks, laser disks, video games, CD-i disks, videotapes, digital television boxes, broadcast channels, cable channels, satellite channels, and others. Here are some examples of stationary images (this is not an all-inclusive list; you may encounter others in your viewing): • DVD menus—listings of DVD disk content • Letterbox black bars—shown at the top and bottom of the TV screen when a wide screen (16:9) movie is viewed on a TV with standard (4:3) aspect ratio. • Video-game images and scoreboards • Television station logos—present a problem if they are bright and stationary; moving or low-contrast graphics are less likely to cause uneven aging of the picture tube ...