F2: Signal Parameters - Promax HD RANGER 2 User Manual

6.2

F2: Signal Parameters

Access by the
displays the parameters for signal transmission.
This menu allows selecting the transmission standard:
Type of signal: It displays the selected standard. It allows selecting another
►
Place over the Signal Type option and press the joystick.
It displays a menu at the right with the transmission standards.
Move the joystick up / down to select a standard.
Press joystick to select the standard or any function key to exit
without selecting.
View Advanced
►
Parameters:
The remaining transmission parameters are detected demodulating the
locked signal.
In case of a DVB-S2 signal, there will be some special settings for this type
of signal. They are:
Physical Layer Scrambling or PLS is used in DVB-S2 as a way to improve
data integrity. A number called the "scrambling sequence index" is used by
the modulator as a master key to generate the uplink signal. This same
number must be known by the receiver so that demodulation is possible.
Most satellite transponders use PLS 0 as a default value but there are some
transponders that use other values.
If it is a multistream signal, it will appear an option that enables filtering by
the input stream identifier (ISI) and to select the stream to demodulate.
In case of a Generic signal, the menu shows an option to select the signal
bandwidth.
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function key. It allows selecting the standard transmission and
standard in the same band (terrestrial or satellite):
It shows the TPS parameters (Transmission Parameters
Signalling) for the locked signal according to the modulation
standard. This
parameters are detected.
option is available
1 1
only when these
June 2014