4.7.7 The VB270 DVB-S/S2 Demodulator Module (VB220 Option)
The VB270 DVB-S/S2 Demodulator is an optional input interface module capable of
QPSK (DVB-S) and 8PSK (DVB-S2).
The connectors are:
RF IN:
RF L-band input input with DiSEqC 1.2 – 75 ohm F-connector
ASI OUT 1:
ASI transport stream output – 75 ohm BNC female
ASI OUT 2:
ASI transport stream output – 75 ohm BNC female
GPI:
Alarm relay output – 9 PIN D-sub male
GPI – Pinout of alarm relay output (to be implemented)
Normal operation
Alarm/Power off
Pins 6-7: Contacts closed
Pins 6-7: No connection
Pins 7-8: No connection
Pins 7-8: Contacts closed
Pin 5: Gnd
Pin 5: Gnd
An LED indicates whether the demodulator locks to the incoming RF signal or not.
The VB270 option module was made end of life in 2013 and is now superseeded by
the VB272 dual DVB-S/S2 input module.
PROBE USERS' MANUAL VERSION 5.0
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