Megasat Megasat HD Camping Receiver comfort, User Manual

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14
Appendix
Maintenance
◆
Unplug the power cord before maintenance.
◆ Keep the product surface clean. Please use a piece of soft cloth to clean the outer if it’s dirty.
◆
Do not use any chemical products like Alcohol or dilution to clean the product.
◆ Refer all servicing to a qualified service agent.
Terminology
Name Descriptions
DVB The abbreviation of Digital Video Broadcasting.
DVB-S One type of DVB modes (S=Satellite).
MPEG The abbreviation of Motion Picture Experts Group.
MPEG-2 The MPEG-2 standards are mainly used in digital TV signals.
Subtitles
The words appear at the bottom of the screen. They are usually recorded on DVD discs and
have 32 languages at most.
FEC
FEC stands for Forward Error Correction, used to correct signal transmission errors
between antennas and the receiver.
PID
The PID code (Packed Identification) is the identification number of audio and video signals
in the digital data flow/stream of DVB MPEG-2 signals. It is used to transmit audio and video
signals to a specific address.
LNB
A low noise block-down converter (or LNB) is the receiving device of a parabolic satellite
dish antenna of the type commonly used for satellite TV reception.
QPSK
SCPC
MCPC Phase-shift keying (PSK) is a digital modulation scheme that conveys data by changing, or
modulating, the phase of a reference signal (the carrier wave). It has two types: Single
channel per carrier(SCPC) and Multi channel per carrier (MCPC)
DisEqC
DisEqc is a special communication protocol for use between a satellite receiver and a
device such as a multi-dish switch or a small dish antenna rotor.
Go To X
Go To X belongs to Universal Satellites Automatic Location System, which is used to locate
automatically by adjusting longitude and latitude of antenna.