Humax XD-400 User Manual - Page 86

DiSEqC (Digital Satellite Equipment Control) A DiSEqC compatible product relies on a switching box which detects the 22kHz tone pulsing rapidly on and off. In this way, a specially designed product can control numerous LNBs through a DiSEqC switching box. EPG(Electronic Programme Guide) An electronic equivalent to a printed television listings magazine; it is an application used with digital receivers and digital television sets to list current and scheduled programmes that are or will be available on each channel, including a short summary or commentary for each programme. The information supplied in the EPG is sent and updated by the channel broadcaster. Frequency The property of a signal measured in cycles per second (=Hz). FTA (Free- To-Air) An unscrambled broadcaster allowing customers to view channels or services without paying any subscription. LNB (Low Noise Block) A device that is mounted on an arm facing your satellite dish, focusing on satellite signals. A LNB converts signals received from satellite to a lower frequency and sends them to a satellite product via coaxial cable. OSD (On Screen Display) OSD displays the basic information necessary for the users to configure monitor or TV settings. OSD information may include brightness, contrast, tuning, RGB adjustment, and screen size and position. OTA (Over The Air) A standard for the transmission of software for equipment, through a broadcast system. Manufacturers reserve the right for deciding the release of the software for their products. SCART A 21-pin connector standard to connect two pieces of Audio-Visual equipment such as a TV and a VCR. Each device will have a 21-pin female connection; a cable with male connection at both ends is used for connecting the devices. CI-Module (Common Interface Module) An electronic device, incorporating a slot for a Smartcard. A CI-Module gives a digital television or set-top box with the appropriate hardware (CI-Module Slot) the facility to decrypt scrambled (Pay TV) channels. Smartcard A credit card sized card that contains updateable chip memory. It is used for accessing Pay TV (encrypted) channel or services when inserted into an appropriate product. S/PDIF (Sony/Philips Digital Interface format) A standard format for the transfer of digital audio signals. It allows the transfer of digital audio between two devices without any conversion to and from analogue, which could degrade the signal quality. Transponder A satellite is divided up in parts called transponders. A transponder is one distribution section of the satellite. Each transponder can be used for distribution of several channels or services. USALS (Universal Satellite Automatic Location System)