Zenith ZLD15A1B Operating Guide - Page 48

Closed captions Closed captioning is a process which converts the audio portion of a television program into written words which then appear as subtitles on the television screen. Closed captions allow viewers to read the dialogue and narration of television programs. Using Closed Captions FOLLOW ME Captions are the subtitles of the dialogue and narration of television programs. For prerecorded programs, program dialogue can be arranged into captions in advance. It's possible to caption a live program by using a process called real-time captioning, which creates captions instantly. Real-time captioning is normally done by professional reporters using a machine shorthand system and computer for translation into English. Captioning is an effective system for the hearing-impaired, and it can also aid in teaching language skills. • The picture at left shows a typical caption. Caption Tips • Not all TV broadcasts include closed caption signals. • Sometimes TV stations broadcast four different caption signals on the same channel. By selecting From CC 1 to CC 4, you can choose which signal you view. CC 1 is usually the signal with the captions, while Another mode might show demonstration or programming information. • Your TV might not receive caption signals normally in the following situations. 1 Poor reception conditions are encountered: • IGNITION: Picture may flutter, drift, suffer from black spots, or horizontal streaking. Usually caused by interference from automobile ignition systems, neon lamps, electrical drills, and other electrical appliances. • GHOSTS: Ghosts are caused when the TV signal splits and follows two paths. One is the direct path and the other is reflected off tall buildings, hills or other objects. Changing the direction or position of the antenna may improve reception. • SNOW: If your receiver is located at the weak, fringe area of a TV signal, your picture may be marred by small dots. It may be necessary to install a special antenna to improve the picture. 2 An old, bad or illegally recorded tape is played. 3 Strong, random signals from a car or airplane interfere with the TV signal. 4 The signal from the antenna is weak. 5 The program wasn't captioned when it was produced, transmitted, or taped. 48 206-3779