TANDBERG High Definition Professional Recevier/Decoder TT1280 - Manual (Page 15)

Introduction
Reference Guide: TT128x High Definition Professional Receiver/Decoder Page 1-7
ST.RE.E10141.5
There are five relays for failure monitoring (four alarms and one summary
alarm). The operator can define (using the Alarm Menu pages) which alarm
conditions drive the relays. This is described in Chapter 5, Alarms and
Annex C, Menus.
1.3 The Satellite Receiver
1.3.1 Typical Satellite System
The IRD Satellite Receivers are components of the MPEG-2/DVB compliant
range of TANDBERG Television equipment. They are designed for use by
broadcasters and distributors of video, audio and data Services over
satellite.
Figure 1.2: Typical Satellite Compression System
1.3.2 Input Connections
The Satellite Receiver interfaces directly to Low-Noise Block (LNB) and
accepts an intermediate frequency (IF) input in the band 950 - 2150 MHz
(L-band) for operation in the specified symbol-rate range (see Annex B,
Technical Specification). The unit can provide dc power and polarisation
switching to the LNB.
TANDBERG
MPEG-2
Transport
Stream
TANDBERG
1 2 3
4 5 6
7 8 9
0 *
±
evolution 5000
Multiplexer (Standby)
TANDBERG
1 2 3
4 5 6
7 8 9
0 *
±
evolution 5000
Multiplexer (Main)
TANDBERG ▲
◄ ►
▼
evolution 5000
Modulator (Main)
Local
Inputs
evolution 5000
Encoder (1)
TANDBERG
1 2 3
4 5 6
7 8 9
0 *
±
TANDBERG
1 2 3
4 5 6
7 8 9
0 *
±
evolution 5000
Encoder (2)
TANDBERG
1 2 3
4 5 6
7 8 9
0 *
±
evolution 5000
Encoder (n)
TANDBERG ▲
◄ ►
▼
evolution 5000
Modulator (Standby)
10BaseT
evolution 5000
Multiplex Element Manager
Ethernet Hub
Ethernet
Control
Ethernet
Control
Ethernet
Control
Ethernet
Control
Ethernet
Control
Ethernet
Ethernet
Ethernet
Up-converter
and HPA
Transport Stream
Processor
TT1280/TT1282
TANDBERG