TANDBERG TT1260 CONTRIBUTION RECEIVER, TT1260 DIRBAS Reference Manual

Page 1
ST.RE.E10100.1
Issue 1
ENGLISH (UK)
REFERENCE GUIDE
TT1260 Contribution Receiver
TT1260/DIRBAS, TT1260/CIBAS[/48]
and Options
TT1260 Contribution Receiver
Page 2
Preliminary Pages
i i
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O utili
SVENSKA
LÄS DETTA FÖRST!
Om N nte förstår informationen i denna handbok ARBETA DÅ INTE MED DENNA UTRUSTNING
En översättn ng till detta språk av denna handbok kan också anskaffas, på
Er bekostnad.
ENGLISH (UK)
READ THIS FIRST !
If you do not understand the contents of this manu al
DO NOT OPERATE THIS EQUIPMENT
so, translation into any EC official anguage of this manual can be made
able, at your cost.
DEUTSCH
LESEN SIE ZUERST DIESE N HINWEIS!
So te Ihnen der Inhalf dieses Handbuches n cht k ar verständ ch se n,
dann
BEDIENEN SIE DIESE GERÄTE NICHT!
ne Übersetzung des Handbuches in diese Sprache ist gegen
Berechnung eferbar.
ESPAÑOL
LEA ESTE AVISO PRIMERO!
no entiende el contenido de este manual
NO OPERE ESTE EQUIPO.
Podemos asim smo sum nistrarle una traducción de este manual al
(idioma previo pago de una cantidad adicional que deberá abonar usted
mismo.
FRANÇAIS
AVANT TOUT, LISEZ CE QUI SUIT!
vous ne comprenez pas les instructions contenues dans ce manuel
NE FAITES PAS FONCTIONNER CET APPAREIL.
En outre, nous pouvons vous proposer, à vos frais, une vers on française
de ce manuel.
PORTUGUÊS
LEIA O TEXTO ABAIXO ANTES DE MAIS NADA!
Se não compreende o texto deste manual
NÃO UTILIZE O EQUIPAMENTO.
zador poderá também obter uma tradução do manual para o
português à própria custa.
This document and the information con tained in it i s the property o
f
TANDBERG Television Ltd and may be the subject of patents pending and granted. It must not be used fo r commercial purp oses nor copied, disclosed, reproduced, stored in a retrieval system or transmitted in any form or by any mea ns (electronic, mechanical, photocopying, recording or otherwise), whethe r in whole or in part, without TANDBERG Television’s prior written agreement.
Ó 2004 TANDBERG Television Ltd. All rights reserved.
Ä Ù !
Ü üì ý Þì ò/ ßου
.
Επßσηò, αυτü ß ß Ýσιì ìετÜ
Þ þ ìπορεß Üσετε.
l l
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le l i il
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Al i j
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ijgen.
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HÅNDBOG.
Vi i
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ΕΛΛΗΝΙΚΑ
ΙΑΒΑΣΤΕ ΠΡ ΤΑ ΑΥΤΟ
Αν δεν καταλ βετε το περιεχ ενο αυτο του βοηθ ατο εγχειριδ
ΜΗΝ ΛΕΙΤΟΥΡΓΗΣΕΤΕ ΑΥΤΟΝ ΤΟΝ ΕΞΟΠΛΙΣΜΟ
το εγχειρ διο ε ναι διαθ ο σε φραση
σε αυτ τη γλ σσα και τε να το αγορ
ITALIANO
LEGGERE QUESTO AVVISO PER PRIMO!
Se non si capisce i contenuto de presente manuale
NON UTILIZZARE L’APPARECCHIATURA
È anche disponibi a versione italana di questo manuale, ma costo è a
car co dell’utente.
NEDERLANDS
LEES DIT EERST!
s u de nhoud van deze handleiding niet begri pt
STEL DEZE APPARATUUR DAN NIET IN WERKING.
U kunt tevens, op eigen kosten, een vertal ng van deze handleiding
kr
DANSK
LÆS DETTE FØRST!
Udstyret må kke betjenes
MEDMINDRE DE TIL FULDE FORSTÅR INDHOLDET AF DENNE
kan også for Deres regn ng levere en dansk oversættelse af denne
håndbog.
SUOMI
LUE ENNEN KÄYTTÖÄ!
Jos et ymmärrä käsik an sisältöä
ÄLÄ KÄYTÄ LAITETTA.
Käsik rja voidaan myös suomentaa asiakkaan kustannuksel a.
Issue 1 first published in 2004 by:
T
ANDBERG TELEVISION LTD
REGISTERED ADDRESS: U
NIT 2 STRATEGIC PARK, COMINES WAY,
H
EDGE END, SOUTHAMPTON,
H
AMPSHIRE,
SO30 4DA U
NITED KINGDOM
Registered Company Number 03695535
Page ii Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 3
Preliminary Pages
List of Contents
Chapter 1: Introduction
This chapter identifies the equipment versions covered by thi s m a nual; describes the purpose of the equipment i n a typi cal system; p r ovides a summary of its main features; identifies the controls, indicators and connectors.
Chapter 2: Installing the Equipment
This chapter provides a guide to the suitability of an installation; gives detailed procedures for the preparation, installation and configuration of the equipment including important safety information; provides pin-out details of the external connectors; and details the power-up/-down procedures.
Chapter 3: Operating the Equipment Locally
This chapter provides a guide to using the Front Panel LCD interface and details the setting-up, configuration and operating procedures.
Chapter 4: Operating the Equipment Remotely
This chapter provides a guide to configuring and preparing the unit for remote operation.
Chapter 5: Alarms
This chapter provides a guide to configuring the alarm interface.
Chapter 6: Options
This chapter describes the available hardware and software options for the IRD.
Chapter 7: Preventive Maintenance and Fault-finding
This chapter details routine maintenance tasks to be performed; provides general servicing advice, and information regarding warranty and maintenance; provides general fault-finding information for other types of problem which may be encountered.
Annex A: Glossary Annex B: Technical Specification Annex C: Menus Annex D: Language Abbreviations Annex E: Using the TT1260 with the TANDBERG Director
System
Annex F: Factory Defaults
Reference Guide: TT1260 Contribution Receiver Page iii ST.RE.E10100.1
Page 4
Preliminary Pages
About This Reference Guide
This Reference Guide provides instructions and information for the installation and operation of the TT1260 Contribution Receiver and Options.
This Reference Guide should be kept in a safe place for reference for the life of the equipment. It is not intended that this Reference Guide will be amended by the issue of individual pages. Any revision will be by a complete reissue. Further copies of this Reference Guide can be ordered from the address shown on
page vii. If passing the equipment to a third
party, also pass the relevant documentation. Information about this equipment was originally published as an
Instruction Manual under the number ST.TM.E10100. Issues of that manual are listed below:
Issue Date Software Version Comments
1 March 2002 2.1 Initial release. 2 May 2002 2.1 Changes to Annex B Technical Specification, Chapter 4 added. 3 July 2002 2.2 DVB Common Interface, COFDM Demodulation, 4:2:0 Video Only
Option.
4 Dec 2003 2.2 – 3.0 TTV G.703 Interface, SNMP Control, High Speed Data over Ethernet.
Since June 2004, information has been published in the form of a User Guide and Reference Guide. Issues of the Reference Guide (ST.RE.E10100) are listed below:
Issue Date Software Version Comments
1 June 2004 4.0.0
The following documents are also associated with this equipment:
· ST.US.E10100: User Guide
General
All best endeavours have been made to acknowledge registered trademarks and trademarks used throughout this manual. Any notified omissions will be rectified in the next issue of this manual. Some trademarks may be registered in some jurisdictions but not in others.
Registered trademarks and trademarks used are acknowledged below and marked with their respective symbols. However, they are not marked within the text of this manual.
Registered Trademarks
Ethernet® is a registered trademark of Xerox Corporation. VideoGuard
®
is a registered trademark of NDS Limited.
Dolby Digital
®
and AC-3® are registered trademarks of Dolby Laboratories
Licensing Corporation
.
Trademarks
Alteia™ is a trademark of TANDBERG Television Limited.
Page iv Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 5
Preliminary Pages
Warnings, Cautions and Notes
Heed Warnings
All warnings on the product and in the operating instructions should be adhered to. The manufacturer can not be held responsible for injuries or damage where warnings and cautions have been ignored or taken lightly.
Read Instructions
All the safety and operating instructions should be read before this product is operated.
Follow Instructions
All operating and use instructions should be followed.
Retain Instructions
The safety and operating instructions should be retained for future reference.
I
I
WARNINGS...
WARNINGS GIVE INFORMATION WHICH, IF STRICTLY OBSERVED, WILL PREVENT PERSONAL
NJURY OR DEATH, OR DAMAGE TO PERSONAL PROPERTY OR THE ENVIRONMENT. THEY
ARE BOXED AND SHADED FO R EMPHASIS, AS IN TH S EXAMPLE, AND ARE PLACED
IMMEDIATELY PRECEDING THE POINT AT WHICH THE READER REQUIRES THEM.
CAUTIONS...
Cautions give information which, if strictly followed, will prevent damage to equipment or other goods.
They are boxed for emphasis, as in this example, and are placed immediately preceding the point at
which the reader requires them.
are placed immediately after the relevant text.
NOTES...
Notes provide supplementary information. They are highlighted for emphasis, as in this example, and
EMC Compliance
This equipment is certified to the EMC requirements detailed in Annex B, Technical Specification. To maintain this certification, only use the leads
supplied or, if in doubt, contact Customer Services.
Reference Guide: TT1260 Contribution Receiver Page v ST.RE.E10100.1
Page 6
Preliminary Pages
Contact Information
TANDBERG Television Customer Services
Support Services
Our primary objective is to provide first class customer care that is tailored to your specific business and operational requirements. All levels are supported by one or more service performance revi ew s to ensure the perfect partnership between TANDBERG Television and your business.
Warranty
All TANDBERG Products and Systems are designed and built to the highest standards and are covered under a comprehensive 12 month warranty.
Levels of Continuing TANDBERG Television Service Support
For stand-alone equipment, then TANDBERG Television BASIC Advantage is the value for money choice for you. BASIC provides you with year-by-year Service long after the warranty has expired.
For systems support you can choose either Gold or Silver Advantage. These packages are designed to save you costs and protect your income through enlisting the help of TANDBERG Television support specialists.
VOYAGER Advantage is the truly mobile service solution. This provides a package specifically designed to keep you mobile and operational.
Call TANDBERG Sales for more details.
Where to Find Us
Europe, Middle East +44 (0) 23 8048 4455 and Africa: Fax: +44 (0) 23 8048 4467
support@tandbergtv.com
Americas: +1 (321) 308 0470
fieldservice-americas@tandbergtv.com
China: +86 10 6856 0260 (Beijing)
+852 2530 3215 (Hong Kong) fieldservice-asia@tandbergtv.com
Australia/NZ: +612 9360 2053
fieldservice-australia@tandbergtv.com
Internet Address: http://www.tandbergtv.com
Page vi Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 7
Preliminary Pages
Technical Training
Training Courses
TANDBERG Television provides a wide range of training courses on the operation and maintenance of our products and on their supporting technologies. TANDBERG can provide both regularly scheduled courses and training tailored to individual needs. Courses can be run either at your premises or at one of our dedicated training facilities.
Where to Find Us
For further information on TANDBERG Television's training programme please contact us:
International Telephone: +44 23 8048 4229 International Facsimile +44 23 8048 4467
E-mail Address: training@tandbergtv.com Internet Address http://www.tandbergtv.com
Customer Services and Technical Training Postal Address
Tandberg Television Unit 2 Strategic Park Comines Way Hedge End Southampton Hampshire SO30 4DA United Kingdom
Return of Equipment
If you need to return equipment for repair, please contact the Customer Services Helpdesk on +44 (0) 23 8048 4455. A Returns Authorisation Number (RAN) will be issued and full details of the unit will be logged.
Technical Publications
If you need to contact TANDBERG Television Technical Publications regarding this publication, e-mail: techpubs@tandbergtv.com.
Reference Guide: TT1260 Contribution Receiver Page vii ST.RE.E10100.1
Page 8
Preliminary Pages
BLANK
Page viii Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 9
1. 1
Contents
1.1 Scope of This Reference Guide ................................ 1-3
1.1.1 Who Should Use This Reference Guide....... 1-3
1.1.2 What Equipment is Covered by This
Reference Guide........................................... 1-3
The Equipment Models................................. 1-3
Software Version .......................................... 1-3
1.2 Summary of Features................................................1-4
1.2.1 Main Features............................................... 1-4
1.2.2 Inputs ............................................................ 1-6
ASI Inputs (Decoder) [Option]....................... 1-6
QPSK L-Band Inputs (Satellite Receivers) [Option]
......................................................... 1-6
Higher Order Modulation Inputs (Satellite
Receivers) [Option] ....................................... 1-6
COFDM Input (Terrestrial Receivers) [Option]
......................................................... 1-6
TANDBERGTV G.703 Input (Telco
Receivers) [Option] ....................................... 1-6
ATM AAL-1 DS3 Input (Telco Receivers) [Option]
......................................................... 1-6
ATM AAL-1 E3 Input (Telco Receivers) [Option]
......................................................... 1-6
IP Input [Option]............................................ 1-6
Remote Control............................................. 1-7
Frame Synchronisation................................. 1-7
1.2.3 Outputs ......................................................... 1-7
Transport Stream Outputs ............................ 1-7
Video Outputs ............................................... 1-7
Audio Outputs ............................................... 1-7
Data Output .................................................. 1-7
Alarm Output................................................. 1-7
1.2.4 Conditional Access and Scrambling ............. 1-8
Chapter 1
Introduction
1.3 The Satellite Receiver ...............................................1-8
1.3.1 Typical Satellite System ................................1-8
1.3.2 Input Connections .........................................1-8
1.3.3 What the Satellite Receiver Does .................1-9
1.3.4 Over-air Software Download
(TANDBERG Director Systems)..................1-10
1.4 The Telco Receiver/Decoder...................................1-11
1.4.1 Typical Decoder System .............................1-11
1.4.2 Input Connections .......................................1-11
1.4.3 What the Decoder Does..............................1-12
1.5 TT1260 Control Modes............................................1-12
1.5.1 Introduction .................................................1-12
1.5.2 Front Panel (Local) Modes..........................1-13
1.5.3 Remote Control Modes ...............................1-13
RS-232/RS-485 Port ...................................1-13
Network .......................................................1-13
1.5.4 TANDBERG Director NCP Control Mode....1-13
1.6 Guided Tour.............................................................1-14
1.6.1 Construction ................................................1-14
1.6.2 Front Panel Controls ...................................1-14
1.6.3 Front Panel LEDs........................................1-14
1.6.4 Bit Error Ratio Measurement.......................1-14
1.6.5 Conditional Access and Scrambling Options
........................................................1-15
TANDBERG Director...................................1-15
Remote Authorisation System (RAS 1
and 2) ..........................................................1-15
Basic Interoperable Scrambling System (BISS)
..........................................................1-15
Signal Protection .........................................1-15
DVB Common Interface ..............................1-15
Reference Guide: TT1260 Contribution Receiver Page 1-1 ST.RE.E10100.1
Page 10
Introduction
1.6.6 Rear Panel ..................................................1-15
List of Tables
Table 1.1: Equipment Model Descriptions..................................... 1-3
List of Figures
Figure 1.1: Front View of the TT1260.............................................1-3
Figure 1.2: Typical Satellite Compression System.........................1-9
Figure 1.3: What the Satellite Receiver Does ..............................1-10
Figure 1.4: Typical Download Transmission System ...................1-10
Figure 1.5: Typical Compression System.....................................1-11
Figure 1.6: Role of the Decoder ...................................................1-12
Figure 1.7: Front Panel States......................................................1-13
Figure 1.8: Front Panel Controls ..................................................1-14
Figure 1.9: TT1260 Decoder Rear Panel .....................................1-15
Page 1-2 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 11
Introduction
1.1 Scope of This Reference Guide
1.1.1 Who Should Use This Reference Guide
This Reference Guide is written for operators/users of variants of the TT1260 Contribution Receiver and options. It describes the unit’s functions and operation. The Reference Guide is written to assist in the installation and day-to-day care and operation of the unit. Maintenance information requiring the covers to be removed is not included.
WARNING…
I
DO NOT REMOVE THE COVERS OF THIS EQUIPMENT. HAZARDOUS VOLTAGES ARE PRESENT
WITHIN THIS EQUIPMENT AND MAY BE EXPOSED IF THE COVERS ARE REMOVED. ONLY
TANDBERG TELEVISION TRAINED AND APPROVED SERVICE ENGINEERS ARE PERMITTED TO
SERVICE TH S EQ UIPMENT.
CAUTION…
Unauthorised maintenance or the use of non-approved replacements may affect the equipment
specification and invalidate any warranties.
1.1.2 What Equipment is Covered by This Reference Guide
The Equipment Models
The IRD described in this Reference Guide is the base model.
Figure 1.1: Front View of the TT1260
Table 1.1: Equipment Model Descriptions
Model Number Marketing Code Description
Basic TT1260 with Common Interface hardware
TT1260/CIBAS MPEG-2 SD Decoder with integrated Common Interface CAM
reader, AC mains voltage input. MPEG 4:2:0 video decode only.
Basic TT1260 with Common Interface hardware (-48 Vdc version)
TT1260/CIBAS/48 MPEG-2 SD Decoder with integrated Common Interface CAM
reader,
-48 Vdc voltage input. MPEG 4:2:0 video decode only.
Basic TT1260 with Director hardware
TT1260/DIRBAS MPEG-2 SD Decoder with integrated Director Smart Card Reader,
AC mains voltage input. MPEG 4:2:0 video decode only.
Software Version
This Reference Guide covers the functions of software version 4.0.0 and later.
To verify the installed version access the Systems Menu (Menu 6.2). The menus are described in Annex C, Menus.
Reference Guide: TT1260 Contribution Receiver Page 1-3 ST.RE.E10100.1
Page 12
Introduction
1.2 Summary of Features
1.2.1 Main Features
The TT1260 is fully compliant with the appropriate sections of the MPEG-2
1
, DVB-S2 and DSNG3 specifications and offers the following
features:
· Front Panel Controls and Indications:
² A vertical split two line x 40 character back-lit dot matrix LCD
display with pushbuttons for Up, Down, Left, Right, Edit, and Save to provide information and operator choice entry
² LEDs to indicate lock and general alarm conditions
· Service Selection:
² Chosen from a menu list of available services carried in the
currently received transport stream
² Up to 40 preselected choices can be stored within the unit
· Multiple Inputs (Satellite Receivers)
² L-band Satellite Receivers have two inputs (either QPSK or BPSK,
QPSK, 8PSK and 16QAM)
· COFDM Input (Terrestrial Receivers)
· TANDBERGTV G.703 (DS3 and E3) Input (Telco Receivers)
· MPEG over IP Input (Telco Receivers)
· ATM AAL-1 DS3 Input (Telco Receivers)
· ATM AAL-1 E3 Input (Telco Receivers)
· Video Decoding:
² 4:2:0 mode support video resolutions up to 720 pixels x 576 active
lines (25 frame/s) or 720 pixels x 480 active lines (30 frame/s)
² 4:2:2 mode support video resolutions up to 720 pixels x 608 active
lines (25 frame/s) or 720 pixels x 512 active lines (30 frame/s)
² Support for PAL- I, B, G, D, PAL- N, PAL- M, and NTSC-M (with
pedestal or without) composite video output via two 75 BNC connectors
· Audio Decoding:
² Sampling rates 32, 44.1, 48 kHz ² All MPEG-1 data rates ² All Dolby Digital AC-3 data rates, decoded as a Dolby Stereo
downmix
² Linear uncompressed audio, data rates as defined by SMPTE 302M
· Data:
² Low Speed Data: RS-232 asynchronous (up to 38.4 kbit/s) ² High Speed Data: RS-422 synchronous (up to 2.048 Mbit/s)
(option)
1
Moving Pictures Expert Group: MPEG-2 specification ISO 13818.
2
European Digital Video Broadcasting (DVB) Project. EN 300 421 Digital broadcasting systems for television, sound
and data services: Framing structure, channel coding and modulation for the 11/12 GHz satellite service.
3
European Digital Video Broadcasting (DVB) Project : EN 301 210 Digital broadcasting systems for television, sound
and data services: Framing structure, channel coding and modulation for digital satellite news gathering (DSNG) and other contribution applications by satellite.
Page 1-4 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 13
Introduction
² High Speed Data: Ethernet Data-piping (up to 5 Mbit/s) (option)
· Transport Stream Output:
² ASI transport stream output with maximum data rate 160 Mbit/s
· Conditional Access/Scrambling:
² Remote Authorisation System (RAS) version I and II (option) ² EBU Basic Interoperable Scrambling System BISS Mode 1 and
Mode E (as specified in EBU Tech 3292 May 2002)
² TANDBERG Director (option) ² TANDBERG Television Signal Protection (option) ² DVB Common Interface (option)
· TANDBERG Director system:
² Over-air remote control is available if the TT1260 is used as part of
a TANDBERG Director system (Over-air software downloading, Re-start, Tuning and Retuning etc.)
NOTES…
1. The TANDBERG Director system GUI counts the inputs from zero (i.e. 0, 1).
2. TANDBERG Director versions 4 and onward allow selection of the L-band (RF) input.
· Remote Control:
² RS-232 or RS-485 ² SNMP ² Web Browser control ² Over-the-Air remote control via Director ² When the remote control is active, front panel control is disabled
but status information is still available (protocol is available from TANDBERG Television Limited)
· Clock/Calendar:
² Available to co-ordinate universal and local time ² Constantly updated when locked to a valid transport stream
· Transport Stream Demultiplexing:
² Maximum capability is 160 Mbit/s, depending on CA in use and
input front end
· Video Decoding:
² Maximum Video decoding capability of 50 Mbit/s
· Audio:
² Audio embedding in the digital video output (compressed AC-3 not
supported)
· Vertical Blanking Interval (VBI) signalling support:
² Video Programming System (VPS)/Programme Delivery Control
(PDC) data and pass through
² Wide Screen Signalling (WSS) data and pass through ² Vertical Interval Time Code (VITC) insertion (525 and 625 line) ² Video Index data ² Neilson Coding AMOL 1 and AMOL 2
Reference Guide: TT1260 Contribution Receiver Page 1-5 ST.RE.E10100.1
Page 14
Introduction
² Support for Closed Captioning (ATSC, Echostar and TTV) ² Insertion Test Signal (ITS) insertion (CCIR and FCC/UK) ² World System Teletext (WST) ² Inverted Teletext (WST) ² North American Basic Teletext (NABTS) ² Vertical Interval Test Signal (VITS) (525 and 625 line) ² Decode of VBI in Video (4:2:2 only)
· Error Data Handling (EDH):
² EDH is supported on the SDI (digital video) output
· Frame Synchronisation of digital video output to analogue input
NOTE…
All models have analogue outputs as standard.
1.2.2 Inputs
ASI Inputs (Decoder) [Option]
Two BNC connectors support both byte-mode and single packet burst mode.
QPSK L-Band Inputs (Satellite Receivers) [Option]
Two F-type connectors connect the L-band output of a suitable LNB either directly or via a suitable attenuator giving lightning and surge protection.
Higher Order Modulation Inputs (Satellite Receivers) [Option]
Four F-type connectors for reception of QPSK, 8PSK or 16QAM modulated signal.
COFDM Input (Terrestrial Receivers) [Option]
Equipped with a BNC connector for receiving a COFDM modulated signal.
TANDBERGTV G.703 Input (Telco Receivers) [Option]
Equipped with a single BNC connector for receiving signals over a PDH Telco network.
ATM AAL-1 DS3 Input (Telco Receivers) [Option]
Equipped with two BNC connectors for receiving full-duplex signals over a PDH Telco network.
ATM AAL-1 E3 Input (Telco Receivers) [Option]
Equipped with two BNC connectors for receiving full-duplex signals over a PDH Telco network.
IP Input [Option]
An RJ-45 connector for receiving MPEG-2 signals over an Ethernet network.
Page 1-6 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 15
Introduction
Remote Control
An RJ-45 Ethernet connector connects to a PC or network switch to provide a network connection for use with SNMP control.
Frame Synchronisation
A BNC connector accepts a composite video input to which the video output timing can be synchronised.
1.2.3 Outputs
Transport Stream Outputs
· Two BNC connectors output ASI Transport Streams with a maximum
data rate of 160 Mbit/s.
Video Outputs
· Two analogue composite video outputs carried on BNC connectors.
· Two digital video outputs carried on BNC connectors.
Audio Outputs
· Two 9-way D-type, female connectors decode two PES streams of
audio from the Transport Stream. The audio outputs simultaneous analogue and digital. The digital mode can be changed via the user interface.
Data Output
· RS-232 asynchronous low-speed data output carried on a 9-way,
D-type, female connector.
· RJ-45 high-speed data over Ethernet output (option).
· RS-422 synchronous high-speed data output carried on a 9-way
D-type, female connector (option).
Alarm Output
A 9-way D-type connector for alarm and failure monitoring is carried out within the equipment. This produces a summary alarm signal and also
lights the general front-panel ALARM LED.
There is a 25-way D-type connector on the Alarm Relay Card (TT1260/HDC/ALRM) with six relays for failure monitoring for NCP over-air. 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.
Reference Guide: TT1260 Contribution Receiver Page 1-7 ST.RE.E10100.1
Page 16
Introduction
1.2.4 Conditional Access and Scrambling
The transport stream received by the IRD may be encrypted. The CA system is used to decrypt the required components of the transport stream so that they can be decoded.
The following Conditional Access and Scrambling options are available for the TT1260 range of Satellite Receivers and Decoders:
· No Conditional Access
· Basic Interoperable Scrambling System, BISS Mode 1 and Mode E only.
· TANDBERG Director
· Remote Authorisation System (RAS) 1 and 2
· Signal Protection
· DVB Common Interface
BISS (as specified in EBU Tech 3292 May 2002) is standard on all Receivers/Decoders. The different CA options can be combined, for instance:
· TANDBERG Director, RAS and BISS (however, streams with mixed CA
are not supported)
However, it is not possible to have both DVB Common Interface and TANDBERG Director on the same unit.
When the CA system uses a smart card or Common Interface Module, access by the user is via the back panel of the IRD.
1.3 The Satellite Receiver
1.3.1 Typical Satellite System
The TT1260 Satellite Receiver is a component of the MPEG-2/DVB compliant range of TANDBERG Television equipment. It is designed for use by broadcasters and distributors of video, audio and data services over satellite.
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.
Page 1-8 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 17
Introduction
Reference Guide: TT1260 Contribution Receiver Page 1-9 ST.RE.E10100.1
Figure 1.2: Typical Satellite Compression System
1.3.3 What the Satellite Receiver Does
The Receiver can be tuned to a specified satellite channel frequency and polarisation. The input is down-converted via a Low-Noise Block (LNB) to provide an L-band input to the Receiver. The front-end tuning is microprocessor controlled with a frequency synthesised local oscillator. A software tuning and acquisition algorithm resolves translation errors (mainly due to the LNB).
The signal is then passed to a demodulator that recovers the signal using soft-decision decoding. The resulting stream is Reed-Solomon decoded and descrambled to provide inputs to the Decoder circuit. The received channel may contain multiple services, therefore the Receiver’s demultiplexer is configured to select a single video service and other audio/data components and present them at the output.
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
Up-converter
and
HP
A
Transport Stream
Processo
r
TT1260
TANDBERG
Page 18
Introduction
Page 1-10 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Figure 1.3: What the Satellite Receiver Does
1.3.4 Over-air Software Download (TANDBERG Director Systems)
The TT1260 Satellite Receiver is shipped with the appropriate software installed, but it is designed to allow replacement of this code by new versions of software transmitted over-air. The new code is downloaded as a background task in the same transport stream as used for the normal transmission of services.
Figure 1.4 shows the system required for this function. The existing
software continues to function during the download process. Once all the new code has been received, installed and validated, it is loaded into the active memory and becomes the operating software for the Receiver.
Figure 1.4: Typical Download Transmission System
TT1260 Satellite Receiver
f
n
f
n+1
f
n+2
f
n+3
f
n+4
horizontal
polarisation
vertical
polarisation
SHF
Low-Noise Block
L-band
Tune to a
satellite channel
Select a
service from
the satellite
channel
Multiple satellite channels
Multiple services on the tuned satellite channel
Select the
components from
the chosen service
Video Audio Data Trans
p
ort Stream
Multiple components on the selected service
Software Download Controlle
r
Access Control
Computer
EMMs
Download
Service
Control
MPEG-2 Streams
evolution 5000
Multiplex Element Manager
TANDBERG
1 2 3
4 5 6
7 8 9
0 * ±
TANDBERG
70/140 MHz IF
TANDBERG
◄ ►
evolution 5000
Modulator
evolution 5000
Multiplexer
Up-converter
and HPA
TT1260 Receiver
TANDBERG
Page 19
Introduction
Reference Guide: TT1260 Contribution Receiver Page 1-11 ST.RE.E10100.1
1.4 The Telco Receiver/Decoder
1.4.1 Typical Decoder System
The Decoder is a component of TANDBERG Television’s range of equipment. It is designed for use by broadcasters and distributors of video and audio services. It can be used as a transport stream monitor or to decode signals received over a telecommunications network.
Figure 1.5: Typical Compression System
1.4.2 Input Connections
The Decoder has the following inputs:
Two ASI copper interfaces for operation up to 160 Mbit/s for 188 byte packets and 160 Mbit/s for 204 byte packets.
The Telco receiver has a BNC connector for direct reception of TTV G.703 Telco packages over a PDH network.
NOTE…
For ATM AAL-1 E3 and ATM AAL-1 DS3 systems, two BNCs may be provided for full duplex operation.
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
Transport Stream
Processo
r
Telecommunications
Network
TT1260 Decoder
TANDBERG
Page 20
Introduction
1.4.3 What the Decoder Does
The ASI interfaces are used to present the transport stream in the format required by the internal Decoder circuitry. At this point, the operation of the unit is the same as the Satellite Receiver.
The Decoder can be used to receive an input signal from a Public Telecom Network via a Network Adapter Unit (NAU). No error correction is supported at the input of the unit so a level of Quality of Service should be negotiated with the Telecom Network Provider.
The Decoder is configured to select a single video service and other audio/data components from the multiple services on the incoming transport stream and present them at the output.
tream
l ted
TT1260 Decoder
Select a service
from the incoming
transport s
Select the
components from
the se ec
Video
carried over a
Incoming Transport Stream
Audio
telecommunications network
Data Transport Stream
Multiple services on the incoming transport
stream
Multiple components on the selected service
Figure 1.6: Role of the Decoder
1.5 TT1260 Control Modes
1.5.1 Introduction
The TT1260 is designed for unattended operation. Once set up, the unit requires no further attention except to ensure the fan is working. There are up to four control modes associated with the Receiver (dependent upon options fitted). The unit remains in the chosen control mode until another mode is requested.
NOTE…
Local (Front Panel) Control is the factory default if TANDBERG Director is not installed.
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ST.RE.E10100.1
Page 21
Introduction
1.5.2 Front Panel (Local) Modes
When operating the IRD from the Front Panel, there are two main
operating modes: Navigate and Edit. See Section 3.3, Front Panel Operating Modes.
EDIT
Ti )
SAVE
NAVIGATE
meout (5 minutes
EDIT Off
EDIT On
Figure 1.7: Front Panel States
1.5.3 Remote Control Modes
RS-232/RS-485 Port
The unit enters this state when the RS232/RS485 REMOTE port receives a configuration change command or the Remote control mode is selected in the System Menu (#6); see Section C.9, Sy stem Menu. The baud-rate
of the network control is dependent upon the selected protocol. Local commands are ignored when the unit is in Remote Control mode.
Network
The unit will operate in a similar manner when the Network port is enabled
to receive SNMP commands. The TT1260 must have its IP Address and
Subnet Mask configured to conform to the controlling network.
1.5.4 TANDBERG Director NCP Control Mode
With the VideoGuard Conditional Access software installed and a valid Smart Card inserted, a TT1260 Satellite Receiver can be put into Director NCP control mode.
NOTE…
Front Panel mode is the factory default for Receivers used in a TANDBERG Director system. To switch
to Director NCP mode refer to Section 3.9, Setting Up System Parameters.
All Front Panel and Serial Remote commands are ignored except the operating mode. The TT1260 can be put into a local lockout condition. When in this condition, there are two ways to recover control:
· Cancelling the local lockout using an over-air command.
· Entering a PIN number via the Conditional Access menu in
Menu #4.3.6 (see Section C.7.4, Director Menu).
Either of these actions will put the Receiver out of local lockout mode.
Reference Guide: TT1260 Contribution Receiver Page 1-13 ST.RE.E10100.1
Page 22
Introduction
1.6 Guided Tour
1.6.1 Construction
The IRD is constructed using a screened self-ventilated modular system. All operational inputs and outputs are via rear-panel connectors. The unit may be operated freestanding or mounted in a 19-inch rack.
1.6.2 Front Panel Controls
The physical interface for the Front Panel consists of an alphanumeric LCD display, pushbuttons, and status LEDs that are used to set up and monitor the unit. The general layout is shown in
Figure 1.8. Information on the use
of these controls is given in Chapter 3, Operating the Equipment Locally. User input is via six pushbuttons comprising four cursor pushbuttons: Left,
Right, Up, and Down; and two edit control pushbuttons: Edit and Save. Each pushbutton has an integral green LED except Save, which has an
integral red LED. When lit these LEDs indicate to the user which pushbutton is currently active.
Automatic repeat following an initial delay period is implemented for the
Left, Right, Up, and Down pushbuttons in software.
Alarm LED
LCD display
Edit Left Up
Save
Down
Right
Lock LED
Figure 1.8: Front Panel Controls
1.6.3 Front Panel LEDs
Figure 1.8 shows the location of the LEDs on the front panel. The LEDs
indicate the equipment status as follows:
The red ALARM LED is used to indicate an IRD fault condition, e.g. a
missing or faulty input signal. It should be off for correct operation, although it may be lit briefly during power-up.
The green LOCK LED is used to indicate that the IRD is locked to a
transport stream when lit, and indicates correct conditions and correct system functioning.
1.6.4 Bit Error Ratio Measurement
Bit Error Ratio (BER) measurement is done by an LCD display
representation. See the QPSK Satellite menu (Section C.5, Input Status Menu). E
b/No
is also available in this way.
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ST.RE.E10100.1
Page 23
Introduction
1.6.5 Conditional Access and Scrambling Options
TANDBERG Director
There is a slot on the rear panel to allow the insertion of a Conditional Access (CA) card for the TANDBERG Director CA system.
Remote Authorisation System (RAS 1 and 2)
With the appropriate configuration, the TT1260 fully descrambles Remote Authorisation System (RAS) input transport streams. The ability to decrypt all the components in any other transport stream is a function of the specific CA system decryption.
Basic Interoperable Scrambling System (BISS)
With the appropriate configuration, the TT1260 descrambles the BISS Mode 1 or Mode E input selected service. This system has been developed by the European Broadcasting Union (EBU) as an open scrambling system.
BISS (as specified in EBU Tech 3292 May 2002) has five main levels of operation: Mode 0, Mode 1, Mode 2, Mode 3 and Mode E.
Signal Protection
With the appropriate configuration, the TT1260 fully descrambles Signal Protection input transport streams.
DVB Common Interface
The TT1260 Common Interface version has a common interface (CI) slot at the rear. The CI module has to be inserted first, before a card can be inserted.
1.6.6 Rear Panel
Inputs and outputs to the unit are taken via the rear panel. Figure 1.9
shows a typical Decoder rear panel.
Figure 1.9: TT1260 Decoder Rear Panel
Connector descriptions are given in Chapter 2, Installing the Equipment and Chapter 6, Options.
Reference Guide: TT1260 Contribution Receiver Page 1-15 ST.RE.E10100.1
Page 24
Introduction
BLANK
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ST.RE.E10100.1
Page 25
2.
Chapter 2
Installing the Equipment
2.6.2 Location of the DC Input Connector..............2-9
Contents
2.1 Read This First!......................................................... 2-3
2.1.1 Handling........................................................2-3
2.1.2 Installing the Equipment ............................... 2-3
2.1.3 Lifting ............................................................ 2-3
2.1.4 Site Requirements ........................................ 2-3
Power Supplies............................................. 2-3
Environment..................................................2-3
Lightning Protection ...................................... 2-3
2.2 Preliminary Checks ................................................... 2-4
2.2.1 Mechanical Inspection .................................. 2-4
2.2.2 Moving the Equipment Safely ....................... 2-4
2.3 Installing the Equipment............................................ 2-5
2.3.1 Fixing ............................................................ 2-5
2.3.2 Ventilation ..................................................... 2-5
Openings in the Covers ................................ 2-5
Care in Positioning........................................ 2-5
Protection from Moisture...............................2-6
2.3.3 Installing Cables - Safety .............................. 2-6
2.4 EMC Compliance Statements ................................... 2-6
2.4.1 EN 55022/AS/NZS 3548............................... 2-6
2.4.2 FCC .............................................................. 2-6
2.5 AC Supply Operating Voltage and Fusing - Safety Information
................................................................ 2-6
2.5.1 AC Power Supply Cord................................. 2-7
General ......................................................... 2-7
Wire Colours ................................................. 2-8
2.5.2 Connecting the Equipment to the AC
Power Supply................................................ 2-8
2.6 -48 Vdc Power Supply............................................... 2-8
2.6.1 DC Power Supply ......................................... 2-8
2.6.3 Connecting the Equipment to the DC
Power Supply ................................................2-9
2.7 Protective Earth/Technical Earth ...............................2-9
2.8 Signal Connections..................................................2-10
2.8.1 General .......................................................2-10
2.8.2 TT1260 Base Unit (TT1260/DIRBAS) .........2-12
Rear Panel View .........................................2-12
2.8.3 ASI Out........................................................2-12
2.8.4 Audio Outputs .............................................2-12
Connector....................................................2-12
Analogue Video Output ...............................2-13
Digital Video Output ....................................2-13
2.8.5 Frame Synchronisation ...............................2-14
2.8.6 Ethernet/Web Browser/SNMP.....................2-14
Remote Control ...........................................2-14
2.8.7 Alarm Connector and Relay ........................2-15
RS-232 Low-speed Asynchronous Data Output
.........................................................2-15
2.9 Option Card Connectors..........................................2-16
List of Figures
Figure 2.1: Air Flow Through the Equipment ................................. 2-5
Figure 2.2: AC Power Inlet Assembly ............................................ 2-7
Figure 2.3: Location of the Technical Earth................................. 2-10
Figure 2.4: Typical Decoder Rear Panel ..................................... 2-10
Figure 2.5: TT1260 Signal Connections ...................................... 2-11
Figure 2.6: Typical Decoder Rear Panel, with ASI Input and
Alarm Option Fitted .................................................... 2-12
Reference Guide: TT1260 Contribution Receiver Page 2-1 ST.RE.E10100.1
Page 26
Installing the Equipment
List of Tables
Table 2.1: Fuse Information............................................................2-7
Table 2.2: Supply Cord Wiring Colours ..........................................2-8
Table 2.3: Non Standard Supply Cord Wire Colours......................2-8
Table 2.4: ASI Out Connector ......................................................2-12
Table 2.5: Analogue Audio Connectors........................................2-12
Table 2.6: Analogue Output Connector ........................................2-13
Table 2.7: Digital Output Connector .............................................2-13
Table 2.8: Frame Sync Hi-Z Connector........................................2-14
Table 2.9: Ethernet Pin-outs.........................................................2-14
Table 2.10: Remote Control Connector........................................2-15
Table 2.11: Alarm Connector........................................................2-15
Table 2.12: RS-232 Low-speed Data Connector..........................2-16
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ST.RE.E10100.1
Page 27
Installing the Equipment
2.1 Read This First!
2.1.1 Handling
The TT1260 must be handled and installed carefully and thoughtfully to prevent safety hazards and damage.
2.1.2 Installing the Equipment
Ensure the personnel designated to fit the unit have the appropriate skills and knowledge. If in any doubt, contact TANDBERG Television Customer Services (see Preliminary Pages for contact details).
Installation of the product should follow these instructions, and should only use installation accessories recommended by the manufacturers. When rack mounted, this equipment must have shelf supports as well as bei ng fixed at the front panel.
Do not use this product as a support for any other equipment.
2.1.3 Lifting
Although this product only weighs approximately 4 kg (8.8 lb), in some circumstances it might be awkward to lift. In which case, do not attempt to lift or move it without proper assistance or equipment. If in doubt, seek assistance.
2.1.4 Site Requirements
Power Supplies
See Annex B, Technical Specification for a full specification.
Environment
See Annex B, Technical Specification for a full specification. Do not install this product in areas of high humidity or where there is
danger of water ingress.
Lightning Protection
WARNING…
IF THE TT1260 DECODER HAS BEEN SUBJECT TO A LIGHTNING STRIKE OR POWER SURGE
WHICH HAS STOPPED IT WORKING, DISCONNECT THE POWER IM MEDIATELY. DO NOT
REAPPLY POWER UNTIL IT HAS BEEN CHECKED FOR SAFETY. IF IN DOUBT, CONTACT
TANDBERG TELEVISION CUSTOMER SERVICES.
Where appropriate, ensure this product has an adequate level of lightning protection. Alternatively, during a lightning storm or when it is left unattended and unused for long periods of time, unplug it from the supply outlet and disconnect the output equipment. This prevents damage to the product due to lightning and power line surges.
Reference Guide: TT1260 Contribution Receiver Page 2-3 ST.RE.E10100.1
Page 28
Installing the Equipment
2.2 Preliminary Checks
2.2.1 Mechanical Inspection
WARNING…
IREMOVING THE COVERS OF THIS EQUIPMENT MAY INVAL DATE ANY WARRANTIES, CAUSE A
SAFETY HAZARD OR/AND AFFECT THE EMC PERFORMANCE. CHECK WITH TANDBERG
TELEVISION CUSTOMER SERVICES.
Inspect the equipment for damage-in-transit. If in doubt, please contact TANDBERG Television Customer Services (see Preliminary Pages).
2.2.2 Moving the Equipment Safely
Do not place this product on an unstable cart, stand, bracket, or table. The product may fall, causing serious injury and serious damage to the product. Use only with a cart, stand, bracket or table recommended by TANDBERG Television Ltd.
An appliance and cart combination should be moved with care. Quick stops, excessive force, and uneven surfaces may cause the appl iance and cart combination to overturn. Do not move or carry the equipment whilst it is still connected to the supply or other leads, is live, or is in operation.
Page 2-4 Reference Guide: TT128x High Definition Professional Receiver/Decoder
ST.RE.E10141.3
Page 29
Installing the Equipment
2.3 Installing the Equipment
2.3.1 Fixing
The TT1260 is designed for fixed use only and has been shipped with fixing brackets suitable for a standard 19-inch rack. When installed in a rack, it should be secured using the fixing brackets. In addition, support shelves must be used to reduce the weight on the brackets. Ensure it is firmly and safely located and it has an adequate flow of free-air.
A freestanding unit should be installed on a secure horizontal surface where it is unlikely to be knocked or its connectors and leads disturbed.
2.3.2 Ventilation
Openings in the Covers
Side openings in the cabinet, as well as a front-mounted cooling fan, are provided for ventilati on. They ensure rel i abl e operati on of the pr oduct and protect it from overheating. The openi ng s or the fan mu st not be bl ocked or covered.
ing fan.
si
Air is drawn into the interior by a front-mounted cool
Air is released through vents at both
des of the unit.
Figure 2.1: Air Flow Through the Equipment
Care in Positioning
CAUTIONS...
1. The fan contained within this unit is not fitted with a dust/insect filter. Pay attention to the environment in which it is to be used.
2. Do not install units so that the air intake of one aligns with the outlet on another. Provide baffles and adequate spacing.
The TT1260 should never be placed n ear or over a rad i at or or ot her sou rce of heat. It should not be placed in a built-in i nstal lati on such as a rack unl ess proper ventilation is provided and the instructi ons have been adhered to.
Allow at least 40 mm free air-space at each side of the equipment to ensure adequate cooling. Racks containing stacked equipment may need to be forced air-cooled to reduce the ambient temperature within the rack.
Reference Guide: TT128x High Definition Professional Receiver/Decoder Page 2-5 ST.RE.E10141.3
Page 30
Installing the Equipment
Protection from Moisture
Do not install this equipment in areas of high humidity or where there is a danger of water ingress.
2.3.3 Installing Cables - Safety
Power supply cables should be routed so that they are not likely to be walked on or pinched by items placed upon or against them. Pay particular attention to cables at plugs, convenience receptacles, and the point where they exit from the appliance.
Do not run ac power cables in the same duct as signal leads. Do not move or install equipment whilst it is still attached to the mains supply. Ensure safety and ESD precautions are observed whilst inter-connecting equipment.
2.4 EMC Compliance Statements
1
2.4.1 EN 55022/AS/NZS 3548
This is a Class A product. In a domestic environment this product may cause radio interference in whi ch case the user m ay b e requ ired to take adequate measures.
2.4.2 FCC
This equipment has been tested and found to comply with the limit s for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a com mercial environment.
This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense.
2.5 AC Supply Operating Voltage and Fusing ­Safety Information
The TT1260 operates from a wide-ranging mains power supply (100-120 Vac or 220-240 Vac 50/60 Hz nominal) and is designed for use in ambient air temperature in the range 0°C to +50°C. There are no links etc. to be altered for operation from different supply voltages. The full Technical Specification is given in Annex B, Technical Specification.
1
The EMC information was co rrect at the time of manufacture. The EMC tests were pe rformed with the Technic al
Earth attached.
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ST.RE.E10141.3
Page 31
Installing the Equipment
WARNINGS…
1.
FI I
2. / IS I
IT I
THE TT1260 SHOULD ONLY BE OPERATED FROM THE TYPE OF POWER SOURCE INDICATED ON THE MARKING LABEL. IF YOU ARE NOT SURE OF THE TYPE TO YOUR BUSINESS, CONSULT YOUR APPLIANCE DEALER OR LOCAL POWER COMPANY. DO NOT OVERLOAD WALL OUTLETS AND EXTENSION CORDS AS THIS CAN RESULT IN A RISK OF
RE OR ELECTR C SHOCK. AC SUPPLY.
THE TT1260 RANGE OF RECEIVERS AND DECODERS ARE NOT FITTED WITH AN AC POWER ON OFF SWITCH. ENSURE THE SUPPLY SOCKET OUT LET NSTALLED OR LOCATED NEAR THE EQUIPMENT SO THAT S ACCESSIBLE.
A
C Power Inlet
Fuse Carrie
r
To access the fuse, ease out the notch with a small flat-blade screwdriver.
Figure 2.2: AC Power Inlet Assembly
Table 2.1: Fuse Information
Item Specification
Fuse Single pole, fitted in live conductor in power input filter at rear of unit. Fuse type 5 mm x 20 mm anti-surge (T) HBC, IEC/EN 60127-2 Sheet 5 Fuse rating 1.6 A Fuse rated voltage 250 Vac Power lead connector fuse (if appropriate) 5 A
for more fuse information.
NOTE...
See Annex B, Technical Specification
2.5.1 AC Power Supply Cord
General
A two-metre mains supply cord is supplied with thi s product. It i s fitted with a moulded plug suitable for the USA, UK or mainland Europe as advised at the time of ordering.
Reference Guide: TT128x High Definition Professional Receiver/Decoder Page 2-7 ST.RE.E10141.3
Page 32
Installing the Equipment
Wire Colours
The wires in the supply cord are coloured as shown in Ta ble 2.2.
Table 2.2: Supply Cord Wiring Colours
UK (BS 1363) EUROPE (CEE 7/7) USA (NEMA 5-15P)
Earth: Green-and-yellow Green-and-yellow Green Neutral: Blue Blue White Live: Brown Brown Black
If the colours2 do not correspond with the coloured markings identifying the terminals in a locally supplied plug, proceed as in
Table 2.3. The
inclusion of
Table 2.3 is for reference.
Table 2.3: Non Standard Supply Cord Wire Colours
Wire Colour (UK) Action
green-and-yellow ...must be connected to the terminal in the plug which is marked with the letter E or the safety earth
symbol or coloured green or green-and-yellow. blue ...must be connected to the terminal in the plug which is marked with the letter N or coloured black. brown ...must be connected to the terminal in the plug which is marked with the letter L or coloured red.
2.5.2 Connecting the Equipment to the AC Power Supply
As there is no mains power switch fitted to this unit, ensure the local ac power supply is switched OFF before connecting the supply cord.
Connect the mains lead to the TT1260 and then to the local supply.
2.6 -48 Vdc Power Supply
2.6.1 DC Power Supply
NOTE…
Only models TT1260/CIBAS/48 and TT1260/DIRBAS/48 use a 48 Vdc power supply.
CAUTION...
This product should be operated only from the type of power source indicated on the marking label. If
you are not sure of the type of power supply to your business, consult a qualified electrical engineer.
This product uses a –48 Vdc power supply source (see Annex B, Technical Specification for a full power supply specification).
2
BS 415 : 1990 - Safety Requirements for Mains-operated Electronic and Related Apparatus for Household and
Similar General Use.
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Page 33
Installing the Equipment
2.6.2 Location of the DC Input Connector
The connector is located at the right-hand rear of the equi p m ent.
WARNING…
I I I I
THE –48 VDC UNIT IS NOT FITTED WITH AN ON/OFF SWITCH. ENSURE THAT THE SUPPLY HAS
A SUITABLE MEANS OF SOLAT ON WHICH IS EASILY ACCESSIBLE. FA LURE TO SOLATE THE
EQUIPMENT PROPERLY MAY CAUSE A SAFETY HAZARD.
The equipment fuse is held in an integral fuse carrier at the dc power inlet at the rear of the Receiver. See Annex B, Technical Specification for dc fuse information.
2.6.3 Connecting the Equipment to the DC Power Supply
Connect the Receiver to the local dc power supply as follows.
1. Local DC Power Supply Ensure the power supply is isolated and switched off.
2. Receiver Ensure the correct fuse type and rating has been fitted to both the equipment and the power cable.
3. Supply Cord Connect the dc lead to the Receiver input connector and then to the local dc power supply. Switch on the dc power supply.
2.7 Protective Earth/Technical Earth
WARNINGS...
1.
2. I I IN ANNEX B.
THIS UNIT MUST BE CORRECTLY EARTHED THROUGH THE MOULDED PLUG SUPPLIED. IF THE LOCAL MAINS SUPPLY DOES NOT HAVE AN EARTH CONDUCTOR DO NOT CONNECT THE UNIT. CONTACT CUSTOMER SERVICES FOR ADVICE.
BEFORE CONNECT NG THE UNIT TO THE SUPPLY, CHECK THE SUPPLY REQU REMENTS
The terminal marked at the rear panel is a Technical Earth. Its use is recommended. This is NOT a protecti v e earth f or electric shock protection. The terminal is provided to:
1. Ensure all equipment chassis fixed within a rack are at the same technical earth potential. To do this, connect a wire between the Technical Earth terminal and a suitable point on the rack
2. Eliminate the migration of stray charges when connecting between equipment.
The Technical Earth provides a suitable connection between the TT1260 and the installation to give a low impedance path at normal operating frequencies.
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Page 34
Installing the Equipment
Location of the Technical Earth
Figure 2.3: Location of the Technical Earth
2.8 Signal Connections
2.8.1 General
CAUTION...
It is strongly recommended that the terminal marked
to a site Technical Earth before any external connections are made and the equipment is powered. This
at the rear panel of the equipment is connected
limits the migration of stray charges.
All signal connections are made via the rear panel. A typical rear panel is shown in
Figure 2.4. The connections are also shown schematically in
Figure 2.5, and a full technical specification is given in Annex B.
The Receiver provides a flexible transport stream input interface. It is not a requirement for the equipment to support more than one optional input type in any one configuration.
The status information appropriate to each input type is available to the user via the User Interface, and also via the remote control interfaces.
Figure 2.4: Typical Decoder Rear Panel
Page 2-10 Reference Guide: TT128x High Definition Professional Receiver/Decoder
ST.RE.E10141.3
Page 35
Installing the Equipment
RS232/RS485
RS-232/RS-485 Remote Control
CVBS 1 CVBS 2
SDI 1 SDI 2
A
LARM
QPSK In QPSK In
I
QPSK IN 1 QPSK IN 2
QPSK/8PSK/16QAM In QPSK/8PSK/16QAM In QPSK/8PSK/16QAM In QPSK/8PSK/16QAM In
8PSK/16QAM Card
QPSK/8PSK/16QAM IN 1 QPSK/8PSK/16QAM IN 2 QPSK/8PSK/16QAM IN 3
Q
PSK/8PSK/16QAM IN 4
ASI In ASI In
ASI IN 1 ASI IN 2
I I
ALARM OPTION
Ethernet
IP I
Tel i
I i
FRAME SYNC HI-Z
Frame Synchronisation
TT1260 Professional Receiver
Power Supply Unit
AC Mains Supply
Motherboard
(TT1260/DIRBAS)
ASI OUT 1 ASI OUT 2
AUDIO 1 AUDIO 2
RS232 DATA
QPSK nput Card
(TT1260/HWO/QPSK)
(TT1260/HWO/HM)
AS nput Card
(TT1260/HWO/ASI)
Alarm Relay Card
(TT1260/HDC/ALRM)
RS-422 Data Enabler Card
(TT1260/HWO/HSDATA)
DATA OUT
nput Card
(TT1260/HWO/IP)
RJ-45
ATM
co Input Opton Card
(TT1260/HWO/G703,
TT1260/HWO/ATM-DS3,
TT1260/HWO/ATM-E3)
ATM In
COFDM In
COFDM nput Opt on Card
(TT1260/COFDM678)
COFDM In 1
ATM Out
ASI Transport Streams ASI Transport Streams Analogue/Digital Audio Output Analogue/Digital Audio Output Analogue Video Output Analogue Video Output Digital Video Output Digital Video Output Low-speed Async Data Alarms
A
larms
Option
Cards
DS3 and E3 Only
High-speed Sync Data
Figure 2.5: TT1260 Signal Connections
Reference Guide: TT1260 Contribution Receiver Page 2-11 ST.RE.E10100.1
Page 36
Installing the Equipment
Page 2-12 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
2.8.2 TT1260 Base Unit (TT1260/DIRBAS)
Rear Panel View
Figure 2.6: Typical Decoder Rear Panel, with ASI Input and Alarm Option Fitted
2.8.3 ASI Out
Two BNC sockets output ASI Transport Streams with a maximum data rate of 160 Mbit/s.
Table 2.4: ASI Out Connector
Item Specification
Connector type BNC 75 W socket Connector designation ASI OUT 1
ASI OUT 2
Pin-outs Centre
Shield
Video output Ground/Chassis
2.8.4 Audio Outputs
Connector
A pair of 9-way, male D-type connectors provide two stereo channels. Each connector carries a single channel of a stereo pair in both analogue and digital form. The output can be varied according to service and unit configuration.
Audio control is through the Service Menu (Menu 3).
Table 2.5: Analogue Audio Connectors
Item Specification
Connector type 9-way, D-type, Male Connector designations AUDIO 1
AUDIO 2
Pin-outs
Pin 1 ¾ Digital audio + Pin 2 ¾ Ground Pin 3 ¾ Left +
Pin 4 ¾ Right + Pin 5 ¾ Ground
Pin 6 ¾ Digital audio ­Pin 7 ¾ Ground
Pin 8 ¾ Left ­Pin 9 ¾ Right -
AUDIO 1 / 2
ASI OUT 1/2
Page 37
Installing the Equipment
Item Specification
Nominal output impedance 50 W Maximum data rate 3.072 Mbit/s Analogue Output level +18 dBm nominal clipping level. Selectable
in range 12 to +24 dBm.
Load impedance ³600 W balanced
Analogue Video Output
This BNC socket provides the standard definition (SD) analogue output in the form of a composit e v ideo output. The output standard is configured using the Video Menu #3.1. The specificati on f or these connectors are given in
CVBS 1/2
Section B.6.1, Video Outputs.
Table 2.6: Analogue Output Connector
Item Specification
Item Specification Connector type BNC 75 W socket Connector designation CVBS 1
CVBS 2
Pin-outs Centre Video output
Shield Ground/Chassis
Digital Video Output
The serial digital video output is routed in 4:2:2 format to an SDI output at 270 Mbit/s via BNC sockets. Video control is through the Video Menu #3.1. The specification for these connectors are given in Section B.6.1, Video Outputs.
SDI 1/2
Table 2.7: Digital Output Connector
Item Specification
Item Specification Connector type BNC 75 W socket Connector designation SDI 1
SDI 2
Pin-outs Centre Video output
Shield Ground/Chassis
Reference Guide: TT1260 Contribution Receiver Page 2-13 ST.RE.E10100.1
Page 38
Installing the Equipment
Page 2-14 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
2.8.5 Frame Synchronisation
A BNC socket is used by the Decoder to frame lock to an external video source (NTSC or PAL). The frame information is input as a composite signal, with or without active video. The user can offset the synchronisation to the video output by ±8 lines of the reference signal, with a resolution of 1 p ixel of the reference signal. Lip sync error introduced by the Receiver is in the range -10 ms to +30 ms. This implies audio frame skip and repeat may occur.
The video and audio can be synchronised to an analogue studio reference signal. This supports both 625 and 525 frame locking.
This Frame Sync is activated through the Service menu (Menu 3).
Table 2.8: Frame Sync Hi-Z Connector
Item Specification
Connector type BNC 75 W socket Connector designation FRAME SYNC Pin: Centre Analogue Black and Burst Input
Shield Ground/Chassis
Impedance Last unit must be terminated with 75 W
2.8.6 Ethernet/Web Browser/SNMP
The TT1260 has an Ethernet remote control port for SNMP or XPO Control. This is also used for high-speed data over Ethernet output and TANDBERG engineering debug purposes.
Table 2.9: Ethernet Pin-outs
Item Specification
Connector type RJ-45 (100BaseT) Connector designation 10/100BaseT Pin-outs
(Unused pins not connected)
Pin 1 ¾ Tx Out (+) Pin 2 ¾ Tx Out (-) Pin 3 ¾ Rx In (+) Pin 6 ¾ Rx In (-)
Remote Control
Connect to a PC and use the System Menu #6.1.2 to switch between the RS-232 and RS-485 input standards.
The specification for this connector is given in Section B.6.4, Remote Connector. The Remote Control Protocol is published in manual ST.TS.E10100.
10/100BaseT
FRAME SYNC
RS232/RS485 REMOT
E
Page 39
Installing the Equipment
Reference Guide: TT1260 Contribution Receiver Page 2-15 ST.RE.E10100.1
Table 2.10: Remote Control Connector
Item Specification
Connector type 9-way, D-type, Male Connector designation RS232/RS485 REMOTE
RS-232 RS-485
Pin-outs
Pin
1 2 3 4 5 6 7 8 9
Data Carrier Detected (DCD) Receive Data (RxD) Transmit Data (TxD) Data Terminal Ready (DTR) Ground Data Set Ready (DSR) Request to Send (RTS) Clear to Send (CTS) Not connected
Direction
Input Input output output — input output input —
Pin
1 2 3 4 5 6 7 8 9
Not connected Not connected Not connected Rx Ground Not Tx Tx Not Rx Not connected
2.8.7 Alarm Connector and Relay
The alarm relay connector has a summary alarm relay. The summary relay is activated w h enev er the unit detects an alarm, or the power is switched off.
Table 2.11: Alarm Connector
Item Specification
Connector type 9-way, D-type, Female for the summary alarm relay Connector designation ALARM RELAY Pin-outs
Pin 4
Relay 1, common pin
Pin 8 Relay 1, Normally Closed (Open on Alarm) Pin 9 Relay 1, Normally Open (Closed on Alarm)
Pins1, 2, 3, 5, 6, 7 Not used
RS-232 Low-speed Asynchronous Data Output
A 9-way, D-type female connector provides an asynchronous serial communications interface for the reception of low-speed data. The status of the data output on this connector is given in the Data menu #3.4. The technical specification for this connector is given in Section B.6.3, Data Outputs.
NOTE…
Low-speed asynchronous data output is disabled when the High Speed RS-422 Data Enabler Card (TT1260/HWO/HSDATA) is fitted.
ALARM RELAY
RS232 DATA
Page 40
Installing the Equipment
Table 2.12: RS-232 Low-speed Data Connector
Item Specification
Connector type 9-way, D-type, Female Connector designation RS232 DATA Standards RS-232 DATA Configuration DCE
Pin-outs
Pin 1 ¾ Not used Pin 2 ¾ Receive Data Output (RxD) Pin 3 ¾ Not Used Pin 4 ¾ Not Used Pin 5 ¾ Ground Pin 6 ¾ Not used Pin 7 ¾ Not used Pin 8 ¾ Not used Pin 9 ¾ Not used
2.9 Option Card Connectors
Option cards are described in Chapter 6, Options.
Page 2-16 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 41
3.
Chapter 3
Operating the Equipment Locally
Contents
3.1 Powering the Equipment ........................................... 3-3
3.7 Service Configuration (Menu #3).............................3-12
3.1.1 Switching On................................................. 3-3
3.7.1 Selecting and Setting Up a Service.............3-12
3.1.2 Power-up Operating Modes.......................... 3-3
3.7.2 Selecting the Video Component..................3-12
3.2 Front Panel Controls and Pushbuttons ..................... 3-4
3.7.3 Selecting the Audio Component..................3-13
Introduction .................................................3-13
3.3 Front Panel Operating Modes ................................... 3-4
Selecting the Audio Manually......................3-13
3.3.1 General......................................................... 3-4
3.7.4 Setting Up Asynchronous Data (RS-232) ...3-14
3.3.2 Navigate Mode.............................................. 3-4
3.7.5 Setting Up High-speed Data over
3.3.3 Edit Mode
......................................................3-4
Ethernet.......................................................3-14
3.4 Using the Local Controls ........................................... 3-6
3.7.6 Setting Up High-speed Synchronous Data
(RS-422)......................................................3-14
3.4.1 LCD Menu Descriptions................................ 3-6
3.7.7 Setting Up Teletext......................................3-15
3.4.2 Selecting a Menu Option .............................. 3-6
3.7.8 Setting Up the Vertical Blanking Interval
3.4.3 Entering a Menu Value ................................. 3-6
(VBI)............................................................3-15
3.5 Setting Up Preset Services (Menu #1)...................... 3-7
3.7.9 Setting the PCR PID Menu .........................3-16
3.5.1 Using Preset Services .................................. 3-7
3.7.10 Viewing the Network ID Menu .....................3-16
3.5.2
3.6.1 Satellite Receiver.......................................... 3-7
QPSK Satellite Receiver
(TT1260/HWO/QPSK) .................................. 3-7
(Menu #4.1).................................................3-17
3.8.3 TANDBERG Signal Protection (Menu
QPSK/8PSK/16QAM Satellite Receiver (TT1260/HWO/HOM)
3.8.2 Remote Authorisation System (RAS)
.................................... 3-9
3.8.5 Basic Interoperable Scrambling System
Setting Up a Preset Service.......................... 3-7
3.8 Setting Up the Conditional Access/Scrambling
3.6 Setting Up the Input (Menu #2)................................. 3-7
(Menu #4)................................................................3-17
3.8.1 Introduction .................................................3-17
QPSK/8PSK/16QAM Satellite Receiver
(TT1260/HWO/HM)....................................... 3-8
#4.2) ............................................................3-17
3.8.4 TANDBERG Director (Menu #4.3) ..............3-17
3.6.2 Terrestrial Receiver
(BISS) (Menu #4.4) .....................................3-18
(TT1260/HWO/COFDM678) ....................... 3-10
3.8.6 DVB Common Interface (Menu #4).............3-18
3.6.3 Telco Receiver............................................ 3-10
3.9 Setting Up the Transport Stream Output (Menu
TTV G.703 (TT1260/HWO/G703)............... 3-10
#4.6) 3-19
10/100BaseT IP (TT1260/HWO/IP) ............ 3-11
3.9.1 Set-up Procedure ........................................3-19
Telco Receiver – DS3/E3
3.9.2 Transport Stream Output ............................3-19
(TT1260/HWO/ATM-DS3,
Packet Lengths ...........................................3-19
TT1260/HWO/ATM-E3).............................. 3-11
Reference Guide: TT1260 Contribution Receiver Page 3-1 ST.RE.E10100.1
Page 42
Operating the Equipment Locally
3.9.3 ASI Output Mode.........................................3-19
3.10 Setting Up the Alarms (Menu #5)............................3-20
3.11 Setting Up System Parameters (Menu #6)..............3-21
3.12 Restarting the Unit...................................................3-22
3.13 Setting Up a Preset Service ....................................3-22
List of Figures
Figure 3.1: Power-up Operating Mode ...........................................3-3
Figure 3.2: Front Panel Controls and Pushbuttons ........................3-4
List of Tables
Table 3.1: Navigate Mode ..............................................................3-4
Table 3.2: Edit Mode ......................................................................3-5
Table 3.3: Selecting a Menu Option ...............................................3-6
Table 3.4: Entering a Menu Value ..................................................3-6
Table 3.5: Setting Up a Preset Service ..........................................3-7
Table 3.6: Setting Up the QPSK Satellite Receiver........................3-7
Table 3.7: Setting Up the QPSK/8PSK/16QAM Satellite
Receiver ........................................................................3-8
Table 3.8: Setting Up the QPSK/8PSK/16QAM Satellite
Receiver ....................................................................... 3-9
Table 3.9: Tuning the Terrestrial Receiver .................................. 3-10
Table 3.10: Setting up the TTV G.703 interface .......................... 3-10
Table 3.11: Setting up the IP interface ........................................ 3-11
Table 3.12: Setting Up the DS3/E3 interface............................... 3-11
Table 3.13: Selecting a Service................................................... 3-12
Table 3.14: Selecting the Video Component ............................... 3-12
Table 3.15: Manually Selecting the Audio Components.............. 3-13
Table 3.16: Setting Up Async Data ............................................. 3-14
Table 3.17: Setting Up High-speed Data over Ethernet .............. 3-14
Table 3.18: Setting Up Synchronous High-speed Data............... 3-15
Table 3.19: Setting Up Teletext ................................................... 3-15
Table 3.20: Setting Up VBI .......................................................... 3-15
Table 3.21: Viewing the PCR PID Menu ..................................... 3-16
Table 3.22: Viewing the Network ID Menu .................................. 3-16
Table 3.23: Setting Up the Conditional Access ........................... 3-18
Table 3.24: Setting up the Transport Stream Output (TSO)........ 3-19
Table 3.25: Transport Stream Output Bit-rates ........................... 3-19
Table 3.26: Setting up the Alarms ............................................... 3-20
Table 3.27: Setting Up a System................................................. 3-21
Table 3.28: Viewing the IRD Details Menu.................................. 3-21
Table 3.29: System Restart Menu ............................................... 3-22
Table 3.30: Setting up a Preset Service ...................................... 3-22
Page 3-2 Reference Guide: TT1260 Contribution Receiver
ST.RE.E1O100.1
Page 43
Operating the Equipment Locally
3.1 Powering the Equipment
3.1.1 Switching On
CAUTION...
This equipment should not be operated unless the cooling fan is working and there is free-air flow
around the unit. Refer to Section 2.3.2 Ventilation.
Connect the signal inputs and ac power supply to the TT1260 and power up the unit. After a short period of initialisation and the TT1260 gaining lock, the unit powers up in Navigate mode. This is the usual operating condition.
The Lock LED will be on (green) when a signal is locked and off when unlocked. See Figure 3.2 for the location of the Lock LED.
3.1.2 Power-up Operating Modes
No
INITI i ispl
i
ll iefly
Alt te
is l
Is t
RI
held i
I )
t
te
NCP
t
l t
f?
l l
is
i l lid
t i
NCP
)
t
l t
f?
TT1260 ALISING s d ayed durng power-up. The Alarm LED and Lock LED i uminate br
Yes
erna
Flash code
oaded
he
GHT button
n?
Power-up
Show SERVCE Menu (#3
Initialisaion
Local
Remo
Wha was
Contro Mode a
Power Of
REMOTE
CONTROL
NCP Command
Enter PIN
Only avaiabe when VideoGuard
nstaled and a va
Smar Card nserted
TANDBERG
DIRECTOR
CONTROL
LOCAL
LOCKOUT
(LOCAL
CONTROL
FRONT
PANEL
Network
Wha was
Contro Mode a
Power Of
NETWORK
CONTROL
Figure 3.1: Power-up Operating Mode
Reference Guide: TT1260 Contribution Receiver Page 3-3 ST.RE.E10100.1
Page 44
Operating the Equipment Locally
3.2 Front Panel Controls and Pushbuttons
Front Panel items are described under Section 1.6, Guided Tour.
l
Save
Edit Up
Down
Left
LCD dispay
Right
Alarm LED
Lock LED
Figure 3.2: Front Panel Controls and Pushbuttons
3.3 Front Panel Operating Modes
3.3.1 General
There are trwo modes of front panel operation: Navigate Mode (see Section
3.3.2) and Edit Mode (see Section 3.3.3).
3.3.2 Navigate Mode
Navigate mode allows the user to move between menus and pages within
menus (editing the left display area).
Table 3.1: Navigate Mode
Action Result
Up Pushbutton Pressed Go to page given by uplink of current page, obtain and display current data. Down Pushbutton Pressed Go to page given by down link of current page, obtain and display current data. Left Pushbutton Pressed Go to page given by left link of current page, obtain and display current data. Right Pushbutton Pressed Go to page given by right link of current page, obtain and display current data. Edit Pushbutton Pressed Enter Edit mode at current page (if permitted else no effect). Save Pushbutton Pressed No effect.
Pushbutton LEDs are updated to indicate which pushbutton presses are still valid as each navigation pushbutton press event is processed. For example, a lit Up pushbutton LED indicates there are pages above the current one.
3.3.3 Edit Mode
Edit mode edits the right display area and allows the user to alter control
parameters that define the TT1260 behaviour. To enter Edit mode press the Edit pushbutton when on a page containing an editable control parameter and the front panel is the controlling user interface. Edit may be entered on some special pages at all times, for example on the page defining the controlling user interface.
Page 3-4 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 45
Operating the Equipment Locally
The Front Panel returns to Navigate mode when Edit is pressed again (abort edit with no save) or when Save is pressed (save modified parameter values). Processing of events from the front panel event queue depends on the current operating mode of the front panel.
Table 3.2: Edit Mode
Action Result
Up Pushbutton Pressed Increases value of current edit parameter by one unit. Down Pushbutton Pressed Decreases value of current edit parameter by one unit. Left Pushbutton Pressed Moves cursor one edit parameter/parameter digit left (making that the current edit
parameter).
Right Pushbutton Pressed Moves cursor one edit parameter/parameter digit right (making that the current edit
parameter).
Edit Pushbutton Pressed Aborts edit (no save/action of any modified parameters) and returns to Navigate
mode, obtain and display current data.
Save Pushbutton Pressed Save/action new parameter values and returns to Navigate mode, obtain and display
current data.
Pushbutton LEDs are updated to indicate which pushbutton presses are still valid as each edit p u shb utton press event is processed. For example, w h en the Left pushbutton LED is lit it indicates there are additional editable parameters to the left of the current cursor position.
There is a maximum idle period of five minutes when Edit mode times out and returns to Navigate mode.
Reference Guide: TT1260 Contribution Receiver Page 3-5 ST.RE.E10100.1
Page 46
Operating the Equipment Locally
3.4 Using the Local Controls
3.4.1 LCD Menu Descriptions
Detailed LCD menu descriptions are given in Annex C, Menus. This chapter concentrates on describing the use of the menus for local op eration.
3.4.2 Selecting a Menu Option
Some items shown in the right display area of the front panel LCD display have a set number of options. An example of this is the VIDEO TEST PATTERN (Menu #3.1.6) which has a number of preset Video Test Patterns associated with it. Use the following steps as a general gui d e to selecting an option.
Table 3.3: Selecting a Menu Option
Step Action Result
1 Select the menu and display the required Normally there is only one selectable item. If there is more than
selection. one, use the Right and Left pushbuttons as described in
Table 3.4.
2 Press Edit on the front panel. The Save button comes on to show that the new option can be
stored.
3 Use the arrow pushbuttons to step through
the options.
This action scrolls through the options in a continuous loop.
4 Press Save to store the option or press Edit
to cancel the selection and return to the source menu.
3.4.3 Entering a Menu Value
Some items shown in the right display area of the front panel LCD display have a user-entered value. An example of this is the FSYNC PAL OFFSET (Menu #3.1.8) in which the frame sync offset for PAL has to be entered. Use the following steps as a general g uide to entering a value.
Table 3.4: Entering a Menu Value
Step Action Result
1 Select the menu and display the required
selection.
2 Press Edit on the front panel. The Save button will come on to show that the new value can be
stored.
3 Use the Right or Left pushbutton to move
the cursor to the required digit.
Each pushbutton has a built-in LED that turns on if the pushbutton function is appropriate to the displayed information.
4 Change the value by using the arrow
pushbuttons.
5 Press Save to store the option.
Page 3-6 Reference Guide: TT1260 Contribution Receiver
ST.RE.E10100.1
Page 47
Operating the Equipment Locally
3.5 Setting Up Preset Services (Menu #1)
3.5.1 Using Preset Services
This group allows up to 40 Services to be stored as presets. Selecting a Service from the preset list in Menu #1 automatically reconfigures the TT1260 to receive that Service with its associated parameters set as stored.
3.5.2 Setting Up a Preset Service
Follow the steps in Table 3.5 to store the current Service as a preset.
Table 3.5: Setting Up a Preset Service
Step Action Result
1 Use the menus to set up the unit so that the
This selects the Service and associated parameters for the preset
required Service is current.
process.
(Refer to Sections 3.5 and 3.6)
2 Go to Menu #1 to view the Preset menu. This displays the menu which allows the Current Service to be
stored at a chosen location (01 – 40). If there is no Current Service, the menu display reads NO STORED SERVICE.
3 Select a location to store the preset.
Use Edit and the arrow pushbuttons to step through the stored
The EDIT mode cannot be entered unless a
items. This allows a specific location to be chosen. Any vacant
valid Service being decoded.
locations are marked by NO STORED SERVICE.
4 Press Save. This stores the current Service and its associated parameters as
a preset in the selected location. This adds the Service to the list displayed on page 1.
3.6 Setting Up the Input (Menu #2)
3.6.1 Satellite Receiver
QPSK Satellite Receiver (TT1260/HWO/QPSK)
Table 3.6: Setting Up the QPSK Satellite Receiver
Step Action Result
1 Go to Menu #2.2 and select SOURCE 1. The Receiver can take its signals from two sources. Set up both
sources..
2 Scroll to Menu #2.3. Enter the LNB This sets up the LNB frequency for the selected Source in MHz.
FREQUENCY then press Save.
3 Scroll to Menu #2.3.1. Enter the SATELLITE This sets up the Satellite frequency for the selected Source in
FREQUENCY then press Save. MHz.
4 Scroll to Menu #2.3.2. Enter the SYMBOL Sets the symbol rate for the selected Source in Msymbols/s.
RATE then press Save.
Reference Guide: TT1260 Contribution Receiver Page 3-7 ST.RE.E10100.1
Page 48
Operating the Equipment Locally
Step Action Result
5 Scroll to Menu #2.3.3. Enter the
MODULATION and FEC RATES then press Save.
This sets up the Modulation (QPSK, 8PSK, 16QAM) and FEC (1/2, 2/3, 3/4, 5/6, 7/8, 8/9) rates for the selected Source. The FEC selection is limited to the valid values of the currently selected modulation type. For AUTO FEC, the Receiver searches for and locks to the correct FEC rate for the received carrier.
6 Scroll to Menu #2.3.4. Enter the LNB
POWER and VOLTAGE settings then press Save.
Sets the LNB power for the selected Source (ON, OFF, BOOSTED). BOOSTED provides 1V extra power over the ON setting. Also sets the LNB voltage settings (18v – Horiz, 13v – Vert).
7
8
9
Scroll to Menu #2.3.5. Enter the LNB 22 kHz setting then press Save.
Scroll to Menu #2.3.6. Enter the SEARCH RANGE then press Save.
Scroll to Menu #2.2 and select SOURCE 2. Repeat steps 2 through 8 using Menu #
2.4.x.
Enables or disables the LNB 22 kHz control tone for the selected Source (On, Off).
This sets up the centre frequency Search Range for the selected Source in kHz.
QPSK/8PSK/16QAM Satellite Receiver (TT1260/HWO/HM)
Table 3.7: Setting Up the QPSK/8PSK/16QAM Satellite Receiver
Step Action Result
1 Go to Menu #2.2 and select SOURCE 1. The Receiver takes its signals from two sources. Set up both
sources.
2 Scroll down to Menu #2.3. Enter the LNB This sets up the LNB frequency for the selected Source in MHz.
FREQUENCY then press Save.
3 Scroll down to Menu #2.3.1. Enter the This sets up the Satellite frequency for the selected Source in
SATELLITE FREQUENCY then press Save. MHz.
4 Scroll down to Menu #2.3.2. Enter the Sets the symbol rate for the selected Source in msymbol/s.
SYMBOL RATE then press Save.
5 Scroll down to Menu #2.3.3. Enter the
This sets up the Modulation (QPSK, 8PSK, 16QAM) and FEC
MODULATION and FEC RATES then press
(1/2, 2/3, 3/4, 5/6, 7/8, 8/9) rates for the selected Source. The FEC
Save.
selection is limited to the valid values of the currently selected modulation type. For AUTO FEC, the Receiver searches for and locks to the correct FEC rate for th e received carrier.
6 Scroll down to Menu #2.3.4. Enter the LNB
Sets the LNB power for the selected Source (ON, OFF,
POWER and VOLTAGE settings then press
BOOSTED). BOOSTED provides 1V extra power over the ON
Save.
setting. Also sets the LNB voltage settings (18v – Horiz, 13v – Vert).
7
8
9
Scroll down to Menu #2.3.5. Enter the LNB 22 kHz setting then press Save.
Scroll down to Menu #2.3.6. Enter the SEARCH RANGE then press Save.
Scroll down to Menu #2.2 and select SOURCE 2. Repeat steps 2 through 8.
Enables or disables the LNB 22 kHz control tone for the selected Source (On, Off).
This sets up the centre frequency Search Range for the selected Source in kHz.
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Page 49
Operating the Equipment Locally
QPSK/8PSK/16QAM Satellite Receiver (TT1260/HWO/HOM)
Table 3.8: Setting Up the QPSK/8PSK/16QAM Satellite Receiver
Step Action Result
1 Go to Menu #2.2 and select SOURCE 1. The Receiver takes its signals from two sources. Set up both
sources.
2 Scroll down to Menu #2.3. Enter the LNB
FREQUENCY then press Save.
This sets up the LNB frequency for the selected Source in MHz.
3 Scroll down to Menu #2.3.1. Enter the
SATELLITE FREQUENCY then press Save.
This sets up the Satellite frequency for the selected Source in MHz.
4 Scroll down to Menu #2.3.2. Enter the
SYMBOL RATE then press Save.
Sets the symbol rate for the selected Source in msymbol/s.
5 Scroll down to Menu # 2.3.4. Enter GAIN
and then press Save.
Sets the gain to HIGH/LOW
6 Scroll to ROLL OFF. Enter the required
setting and then press Save.
Sets the roll off to 35 or 20%.
7 Scroll to SPECTRUM SENSE. Enter the
required setting and then press Save.
Sets the spectrum sense to NORMAL, INVERTED or AUTO.
8 Scroll down to Menu #2.3.7. Enter the LNB
POWER and VOLTAGE settings then press Save.
Sets the LNB power for the selected Source (ON, OFF, BOOSTED). BOOSTED provides 1V extra power over the ON setting. Also sets the LNB voltage settings (18v – Horiz, 13v – Vert).
9
10
11
Scroll down to Menu #2.3.8. Enter the LNB 22 kHz setting then press Save.
Scroll down to Menu #2.3.9. Enter the SEARCH RANGE then press Save.
Scroll down to Menu #2.2 and select SOURCE 2. Repeat steps 2 through 10.
Enables or disables the LNB 22 kHz control tone for the selected Source (On, Off).
This sets up the centre frequency Search Range for the selected Source in kHz.
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3.6.2 Terrestrial Receiver (TT1260/HWO/COFDM678)
Table 3.9 steps through the set-up procedure of the Terrestrial Receiver using Menu #2 Input, and the COFDM inputs. The transmission parameters must be known before starting.
Table 3.9: Tuning the Terrestrial Receiver
Step Action
1 Connect the cable to the COFDM input. 2 Power up the unit and navigate to Menu # 2 Input. 3 Press the Right pushbutton to access Menu # 2.1 4 Press the Down pushbutton to access Menu #2.2, then press Edit 5 Use the Up and Down pushbuttons to select RF input, then press Save. 6 Navigate to AUTO DETECT (Menu # 2.2.4), then press Edit.
Select ENABLE, then press Save.
7 Navigate to FREQUENCY (Menu # 2.3), then press Edit.
Enter the desired Satellite frequency in MHz, then press Save.
8 Navigate to CHANNEL SPACE (Menu # 2.3.2), then press Edit.
Select the desired channel space (6, 7, 8 MHz), then press Save.
9 Navigate to HIERARCHY STREAM (Menu # 2.4), then press Edit.
Enter the desired hierarchy stream, then press Save.
10 Return to Input Menu # 2, it should display the current status. If status is NOT LOCKED, verify that the cable is
properly connected and that all values have been entered correctly.
3.6.3 Telco Receiver
TTV G.703 (TT1260/HWO/G703)
Table 3.10 steps through the set up procedure of the Telco Receiver using Menu #2 Input, and the TTV G.703 input.
Table 3.10: Setting up the TTV G.703 interface
Step Action
1 Connect the cable to the TTV G.703 input. 2 Power up the unit and navigate to Menu # 2 Input. 3 Press the Right pushbutton to access Menu # 2.2 4 Navigate to INTERLEAVER (Menu # 2.2.1), then press Edit
Select Enable or Disable, then press Save.
5 Navigate to SIGNAL LEVEL (Menu # 2.2.2), then press Edit
Select Normal or Low, then press Save.
6 Navigate to AUTO DETECT (Menu # 2.2.4), then press Edit.
Select ENABLE, then press Save.
7 Return to Input Menu # 2, it should display the current status. If status is NOT LOCKED, verify that the cable is
properly connected and that all values have been entered correctly.
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10/100BaseT IP (TT1260/HWO/IP)
Table 3.11 steps through the set up procedure of the Telco Receiver using Menu #2 Input, and the IP input.
Table 3.11: Setting up the IP interface
Step Action
1 Connect the Ethernet cable to the IP input connector. 2 Power up the unit and navigate to Menu # 2 Input. 3 Navigate to UDP PORT (Menu # 2.2), then press Edit
Select the Receive UDP Port number, then press Save.
4 Navigate to IP INPUT IP ADDRESS (Menu # 2.2.1), then press Edit
Select the IP address, then press Save.
5 Navigate to IP INPUT SUBNET MASK (Menu # 2.2.2), then press Edit.
Select the Subnet mask, then press Save.
6 Navigate to IP INPUT GATEWAY ADDRESS (Menu # 2.2.3), then press Edit.
Select the Gateway address, then press Save.
7 Navigate to IP INPUT MULTICAST IP ADD (Menu # 2.2.4), then press Edit.
Select the Multicast IP address, then press Save.
8 Return to Input Menu # 2, it should display the current status. If status is NOT LOCKED, verify that the cable is
properly connected and that all values have been entered correctly.
Telco Receiver – DS3/E3 (TT1260/HWO/ATM-DS3, TT1260/HWO/ATM-E3)
Table 3.12 steps through the set up procedure of the Telco Receiver using Menu #2 Input, and the DS3 or E3 input.
Table 3.12: Setting Up the DS3/E3 interface
Step Action Result
1 Connect the cable to the DS3/E3 input. 2 Power up the unit and navigate to Menu #2
Input.
Accesses the Input menu.
3 Press the Right pushbutton then navigate to
Menu #2.2, Input Setup, then press Edit. Set the required parameters, then press Save.
Sets the VPI, VCI and Enable/Disable the Payload Descrambling..
4. Press the Right pushbutton to access Menu #2.2.1 then press Edit.
Select Enable or Disable, then press Save.
Enable/Disable the Cell Discard and HEC Correction.
5 Press the Down pushbutton to access Menu
#2.2.2 then press Edit.
Set the required Packet Length.
Set the required parameter, then press Save.
6 Return to Input Menu #2, it should display the
current status. If status is NOT LOCKED, verify that the cable is properly connected and that all values have been entered correctly.
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3.7 Service Configuration (Menu #3)
3.7.1 Selecting and Setting Up a Service
Each Transport Stream may contain many Services. Menu #3 allows a Service to be chosen as current and the profile of it s com ponents to be specified. This Service will be used as the power-up default Service until a new Service is selected.
Table 3.13: Selecting a Service
Step Action Result
1 Go to Menu #3 and select the required
This page shows the total number of Services available in the
Service.
incoming Transport Stream. Use Edit and the arrow
The Edit mode cannot be entered unless
pushbuttons to select the required Service.
there are available Services.
2 Press Save. This stores the Service as the Current Service.
3.7.2 Selecting the Video Component
Table 3.14: Selecting the Video Component
Step Action Result
1 Go to Menu #3.1 and press Edit. Select one of
the video streams or enter a video stream PID.
Selects the video component.
2 Scroll down to Menu #3.1.4 and edit the 525
line video output coding (NTSC-M, PAL-M, NTSC-M NP) and the 625 line video output coding (PAL-I, PAL-N, PAL-N CMB). Press
Save. Perform a system restart (see Section
3.12 Restarting the Unit).
Edits the 525 line video output coding and the 625 line video output coding.
3 Scroll down to Menu #3.1.5 and edit the
parameter for setting the default video line standard (525 or 625) and the parameter for setting the response to loss of video (FREEZE FRAME, BLACK FRAME, NO SYNCS). Press
Save. Perform a system restart (see Section
3.12 Restarting the Unit).
Edits the parameter for setting the default video line standard and the parameter for setting the response to loss of video.
4 Scroll down to Menu #3.1.6 and edit the video
test pattern to be displayed. Press Save.
Edits the video test pattern to be displayed.
5 Scroll to Menu #3.1.7 and edit the parameter
for framesync enable (ENABLED or DISABLED). Press Save.
Edits the parameter for framesync enable.
6 Scroll to Menu #3.1.8 and edit the PAL
framesync offset range (-199999 to +199999 pixels) and the NTSC framesync offset range (-199999 to +199999 pixels). Press Save.
Edits the PAL framesync offset range and the NTSC framesync offset range.
7 Scroll down to Menu #3.1.9 and edit the
parameter for setting the video monitor aspect ratio (4:3, 16:9) and video output level (70 – 130%). Press Save..
Edits the parameter for setting the video monitor aspect ratio and video output level.
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Step Action Result
8 Scroll down to Menu #3.1.10 and edit the
Edits the embedded audio data ID and audio channel. embedded audio data ID (0X0 – 0xFFF) and audio channel (NONE, ONE, TWO, or ONE and TWO). Press Save.
Scroll down to Menu #3.1.11 and edit the first
Edit the first active video line and the parameter for enabling active video line (22 or 23) and the parameter
EDH output. for enabling EDH output (ENABLED or DISABLED). Press Save.
3.7.3 Selecting the Audio Component
Introduction
Automatic audio component selection i s based on com ponent order in the PMT as follows:
· Audio 1 selects the first component in the PMT and Audio 2 selects the
second component.
· Audio 1 does not select the same component as Audio 2 and vice-versa
when component-PIDs are reordered in a new PMT.
· Coding type and language are manually selectable through the
User PID and type parameters.
Selecting the Audio Manually
It is possible to manually select any audio component from the active Service by using the front panel controls or via the remote control interface. Select one of the audio components in the list or enter the correct PID.
Table 3.15 describes the procedure for selecting a component.
Table 3.15: Manually Selecting the Audio Components
Step Action Result
1 Go to the Menu# 3.2 and press Edit. Select
Selects the audio component. one of the audio streams or enter an audio PID.
2 Scroll to Menu #3.2.2 and edit the Audio 1
Edits the Audio 1 delay adjustment. delay adjustment (range ± 0 to 49.5ms). Press Save.
3 Scroll to Menu #3.2.3 and edit the Audio 1
Edits the Audio 1 digital output format and output routing. digital output format (AES3 or AC-3) and
Note that when the input signal is STEREO, the Audio digital output routing (STEREO, MIXED TO BOTH,
output format will alw ays be STEREO. LEFT TO BOTH, or RIGH T TO BOTH).
Press Save.
4 Scroll to Menu #3.2.4 and edit the clipping Edits the clipping value.
value (12 – 24 dB). Press Save.
5 Scroll to Menu #3.2.5 and edit the
Edits the AC-3 downmix parameter. AC-3 downmix parameter (SURROUND STEREO or CONVENTIONAL STEREO) Press Save.
6 Go to the Menu #3.3 for Audio 2 and repeat Selects the audio component.
steps 2 through 5.
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3.7.4 Setting Up Asynchronous Data (RS-232)
These menu pages allow status monitoring and configurati on of the low-speed data.
recover high speed data (see ).. If it is not installed the unit will recover low speed data.
but not both
simultaneously.
NOTE…
When the High Speed RS-422 Data Enabler Card (S12595) is detected on power-up the unit will
Section 3.7.6
The unit can recover either low speed (RS-232) data or high speed (RS-422) data
Table 3.16: Setting Up Async Data
Step Action Result
1 Go to Menu 3.4 and press Edit. Select the Selects the data stream.
data stream PID.
2 Scroll to Menu 3.4.1 and edit the
The unit receives and displays the correct bit-rate. low speed data output (ENABLED or DISABLED). Press Save.
3.7.5 Setting Up High-speed Data over Ethernet
These menu pages allow status monitoring and configurati on of the high-speed data over Ethernet software option.
Table 3.17: Setting Up High-speed Data over Ethernet
Step Action Result
1 Go to Menu 3.5 and press Edit. Select the Selects the data user PID number.
data stream PID.
2 Scroll to Menu 3.5.1 and edit the
The unit receives and displays the correct bit-rate. High-speed data output (ENABLED or DISABLED). Press Save.
3 Scroll to Menu 3.5.3 and edit the Forward to
If the Forward to Gateway option is turned on, the unit will forward Gateway ON/OFF and the Gateway IP
the data stream to the gateway address given. address menu. Press Save.
3.7.6 Setting Up High-speed Synchronous Data (RS-422)
These menu pages allow status monitoring and configurati on of the synchronous high-speed data.
recover high speed data. If it is not installed the unit will recover low speed data (see )..
but not both
simultaneously.
NOTE…
When the High Speed RS-422 Data Enabler Card (S12595) is detected on power-up the unit will
Section 3.7.4
The unit can recover either low speed (RS-232) data or high speed (RS-422) data
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Table 3.18: Setting Up Synchronous High-speed Data
Step Action Result
1 Go to Menu 3.5 and press Edit. Select the Selects the data stream.
data stream PID.
2 Scroll to Menu 3.5.1 and edit the
The unit receives and displays the correct bit-rate. High-speed data output (ENABLED or DISABLED). Press Save.
3.7.7 Setting Up Teletext
The Teletext data is transmitted in Teletext PES packets. It uses its own PID to extract the Teletext PES packets from the transport stream.
Table 3.19: Setting Up Teletext
Step Action Result
1 Go to Menu #3.6 and press Edit. Gains access to the Teletext insertion status. 2 Scroll down to Menu #3.6.1 and edit the
Edits the insertion status. insertion status (ENABLED or DISABLED). Press Save.
3.7.8 Setting Up the Vertical Blanking Interval (VBI)
The TT1260 is compliant with EN 300 472 and DVB TM 2304 for all the VBI formats stated in
Table 3.20. The TT1260 can handle VBI data transmitted as PES packets. It uses its own PID to extract the VBI PES pa ck ets f r om the transport stream.
Table 3.20: Setting Up VBI
Step Action Result
1 Go to Menu #3.7 and select the VBI PID. Selects the VBI PID to be edited. 2 Scroll down to Menu #3.7.1 and edit the
Edits the parameter for enabling VPS pass through. parameter for enabling VPS pass through (ENABLED or DISABLED). Press Save.
3 Scroll down to Menu #3.7.2 and edit the
Edits the parameter for enabling WSS pass through. parameter for enabling WSS pass through (ENABLED or DISABLED). Press Save.
4 Scroll down to Menu #3.7.3 and edit the
Edits the parameter for enabling VITC pass through. parameter for enabling VITC pass through (ENABLED or DISABLED). Press Save.
5 Scroll down to Menu #3.7.4 and edit the
Edits the parameters for specifying the first and second insertion parameters for specifying the first and
lines for 525 VITC, and the parameters for specifying the first and second insertion lines for 525 VITC, and edit
second insertion lines for 625 VITC. the parameters for specifying the first and second insertion lines for 625 VITC. Press Save.
6 Scroll down to Menu #3.7.5 and edit the
Edits the parameter for enabling Video Index pass through. parameter for enabling Video Index pass through (ENABLED or DISABLED). Press Save.
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Step Action Result
7 Scroll down to Menu #3.7.6 and edit the
parameter for enabling AMOL pass through (ENABLED or DISABLED). Press Save.
Edits the parameter for enabling AMOL pass through.
8 Scroll down to Menu #3.7.7 and edit the
parameter for enabling Closed Captions pass through (ENABLED or DISABLED). Press Save.
Edits the parameter for enabling Closed Captions pass through.
9 Scroll down to Menu #3.7.8 and edit the
parameter for enabling ITS insertion (ENABLED (CCIR), ENABLED (FCC/UK) or DISABLED). Press Save.
Edits the parameter for enabling ITS insertion.
10 Scroll down to Menu #3.7.9 and edit the
parameter for enabling NTSC Pedestal insertion (ENABLED or DISABLED). Press Save.
Edits the parameter for enabling NTSC Pedestal insertion.
3.7.9 Setting the PCR PID Menu
Table 3.21: Viewing the PCR PID Menu
Step Action Result
1 Go to Menu #3.8 and scroll down to USER
Gains access to the selection between automatically detected
PID and edit the PID for enabling manual
PCR PID or manually entered PCR PID.
selection of the PCR PID.
3.7.10 Viewing the Network ID Menu
Table 3.22: Viewing the Network ID Menu
Step Action Result
1 Go to Menu 3.9. Gains access to the Network ID and the Original Network ID.
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3.8 Setting Up the Conditional Access/Scrambling (Menu #4)
3.8.1 Introduction
Menu #4 allows the status and configuration of the Conditional Access (CA) module to be checked. The structure and content of this group depends on the CA system. The available CA options are as follows:
· No Conditional Access
· Basic Interoperable Scrambling System (BISS), Mode 1 and Mode E
only.
· Remote Authorisation System (RAS 1 and RAS 2)
· TANDBERG Director
· DVB Common Interface
BISS (as specified in EBU Tech 3292 May 2002) is standard on all units. It is not possible to have both DVB Common Interface and TANDBERG Director on the same unit.
3.8.2 Remote Authorisation System (RAS) (Menu #4.1)
RAS has two levels of operation: FIXED KEY MODE and DSNG KEY MO DE. FIXED KEY MODE has a fixed control word to encrypt the data in the
transport stream. DSNG KEY MODE allows the user to specify the current session word so
that it can be matched with a live DSNG transmission. In a RAS 2 system, each receiver needs to be enabled to decrypt the Transport Stream via the RAS II headend control system. Its main functionality is:
· Over-air addressing of Receivers for authorisati on/de-authorisation to
decrypt the transmission.
· Group operation for authorisation/de-authorisation.
· Periodic control word changes during transmission.
Menu #4.1 allows fixed/dsng selection and allows entry of the dsng key.
3.8.3 TANDBERG Signal Protection (Menu #4.2)
The TT1260 can be enabled with TANDBERG Signal Protection, which is a non-smart card based signal protection system. Contact TANDBERG Television sales desk for more details.
Menu #4.2 allows this protection system to be enabled/disabled.
3.8.4 TANDBERG Director (Menu #4.3)
There is a single slot on the TT1260 rear panel to allow the insertion of a Smart Card for the TANDBERG Director system. The TANDBERG Director system offers premium functionality including Conditional Access, Over-Air software download and Over-Air Control. Please refer to the TANDBERG Director user manual for more details.
Other than the insertion of the Smart Card, no specific set-up is required at the IRD for the Conditional Access or software download. For over-air control (NCP) see Chapter 4, Operating the Equipment Remotely.
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3.8.5 Basic Interoperable Scrambling System (BISS) (Menu #4.4)
BISS Mode 1 is similar to RAS in that it uses a fixed control word to encrypt the data in the transport stream. Unlike RAS, the scrambling algorithm is non-proprietary, using the DVB Common Scrambl ing Algorithm to allow interoperability with other manufacturers’ encoding/scrambling equipment.
Menu #4.4 allows selection of BISS Mode 1 or Mode E operation and allows the fixed key to be entered. Menus #4.4.1 and #4.4.2 allow user injected box ids to be entered.
3.8.6 DVB Common Interface (Menu #4)
There is one slot on the rear of the unit, to allow the insertion of a DVB common interface (CI) conditional access module (CAM). This CAM module will host the Conditional Access (CA) card for the CA system. The CAM and the CA card needs to be manufactured to host the same CA system. Please contact TANDBERG Television sales desk for the recomm ended CAM.
Table 3.23: Setting Up the Conditional Access
Step Action Result
1 Go to Menu #4.
Gains entry into the Conditional Access menu.
2 Scroll down to Menu #4.1 and edit the RAS
Edits the RAS mode and the DSNG key. mode (FIXED KEY MODE or DSNG KEY MODE) and the DSNG key (7-digit number). Press Save.
3 Scroll down to Menu #4.2 and edit the
Edits the Signal Protection. Signal Protection (ENABLED or DISABLED). Press Save.
4 Scroll down to Menu #4.3 and edit the
Edits the Videoguard Customer ID and the NCP Lock Override
Director Units Only
Videoguard Customer ID, the NCP Lock Override Pin (4-digit number), and the Reset Lock Override Pin (13-digit number).
Pin and the Reset Lock Override Pin.
Press Save.
4 CIF Units Only
5 Scroll down to Menu #4.4 and edit the BISS
mode (1, E FIXED, E TTV, E USER ONE, or E USER TWO) and the session word (12­digit number). Press Save.
Edits the BISS mode and the session word.
6 Scroll down to Menu #4.4.1 and edit the
session word for BISS E user ID One (14­digit number) and the session word for BISS E user ID Two (14-digit number). Press Save.
Edits the session words for BISS E user ID One and user ID Two.
7 Scroll down to Menu #4.6 and edit the
Transport Stream Output (ENCRYPTED, PARTIALLY DECRYPTED, or DECRYPTED) Press Save.
Edits the Transport Stream Output.
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3.9 Setting Up the Transport Stream Output (Menu #4.6)
3.9.1 Set-up Procedure
Use Table 3.24 to step through the Transport Stream Output set up procedure using Menu #4.6. This allows the transport stream for the current service to be output on the ASI output port.
Table 3.24: Setting up the Transport Stream Output (TSO)
Step Action Result
1 Go to Menu #4.6 to enter the TRANSPORT
Edits the Transport Stream Output.
STREAM OUTPUT setting.
2 Press EDIT then select one of the following:
The Transport Stream Output will be formatted according to the
ENCRYPTED (i.e. input transport stream);
choice made.
PARTIALLY DECRYPTED (i.e. post TTV Signal Protection and RAS);
DECRYPTED (i.e. post TTV, RAS, Common Interface BISS, DIRECTOR)
3 Press Save to store the choice. The Transport Stream Output (TSO) is now set.
3.9.2 Transport Stream Output
The Maximum input/output rates are described in Table 3.25.
Table 3.25: Transport Stream Output Bit-rates
CA System Setting Input Output
Common Interface Encrypted 160 Mbit/s
160 Mbit/s (TS Encrypted) Partially Decrypted 160 Mbit/s 160 Mbit/s (TS Encrypted) Decrypted 55 Mbit/s 55 Mbit/s (Service in Clear)
TANDBERG Director Encrypted 160 Mbit/s 160 Mbit/s (TS Encrypted)
Partially Decrypted 160 Mbit/s 160 Mbit/s (TS Encrypted) Decrypted 55 Mbit/s 55 Mbit/s (Service in Clear)
BISS Encrypted 160 Mbit/s 160 Mbit/s (TS Encrypted)
Partially Decrypted 160 Mbit/s 160 Mbit/s (TS Encrypted) Decrypted 55 Mbit/s 55 Mbit/s (Service in Clear)
RAS 1 and 2 Encrypted 160 Mbit/s 160 Mbit/s (TS Encrypted)
Partially Decrypted 160 Mbit/s 160 Mbit/s (TS in Clear) Decrypted 160 Mbit/s 160 Mbit/s (TS in Clear)
Packet Lengths
The output is an MPEG-2 bit-stream from the received services. The packet lengths input is 188/204/208; the output is always 188.
3.9.3 ASI Output Mode
·
Spread mode in = > spread mode out (except when the TSO is set to DECRYPTED in step 2 in
Table 3.24. Then the output is always
bursted).
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· Burst mode in = > burst mode out.
3.10 Se tti ng Up the Alarms (Menu #5)
Menu #5 allows a selection of Alarms to be edited.
Table 3.26: Setting up the Alarms
Step Action Result
1 Go to Menu #5.
Accesses the Alarms menu.
2 Scroll down to Menu #5.1 and edit the BIT
ERROR RATE range (9.9 E-1 to 1.0 E-8) and status (NO ALARM, SET ALARM ONLY, SET ALARM AND RELAY 1, SET ALARM AND RELAY 2, SET ALARM AND RELAY 3, SET ALARM AND RELAY 4, SET ALARM AND RELAY 5, SET ALARM AND RELAY 6, SET RELAY 1 ONLY, SET RELAY 2 ONLY, SET RELAY 3 ONLY, SET RELAY 4 ONLY, SET RELAY 5 ONLY, or SET RELAY 6 ONLY). Press Save.
Edits the BER alarms menu.
Stream alarm first.
NOTE…
This menu is only available with TT1260 Receivers. Decoders will supply the Transport
3 Scroll down to Menu #5.2 and edit the
Edits the Transport Stream alarms menu. TRANSPORT STREAM menu (NO ALARM, SET ALARM ONLY, SET ALARM AND RELAY 1 – 6, SET RELAY 1 – 6 ONLY). Press Save.
4 Scroll down to Menu #5.3 and edit the VIDEO
Edits the Video alarms menu. menu (NO ALARM, SET ALARM ONLY, SET ALARM AND RELAY 1 – 6, SET RELAY 1 – 6 ONLY). Press Save.
5 Scroll down to Menu #5.4 and edit the
Edits the Audio 1 alarms menu. AUDIO 1 menu (NO ALARM, SET ALARM ONLY, SET ALARM AND RELAY 1 – 6, SET RELAY 1 – 6 ONLY). Press Save.
6 Scroll down to Menu #5.5 and edit the
Edits the Audio 2 alarms menu. AUDIO 2 menu (NO ALARM, SET ALARM ONLY, SET ALARM AND RELAY 1 – 6, SET RELAY 1 – 6 ONLY). Press Save.
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3.11 Se tti ng Up System Parameters (Menu #6)
This menu gives access to the Setup Menu to set up and edit System Parameters as well as the IRD Details menu (see
Table 3.28).
Table 3.27: Setting Up a System
Step Action Result
Go to Menu #6.
Accesses the System menu.
1 2 Scroll down to Menu #6.1 and edit the
Edits the Operating Mode menu. Operating Mode (FRONT PANEL, SERIAL REMOTE, DIRECTOR NCP or NETWORK (SNMP). Press Save.
3 Scroll down to Menu #6.1.1 and edit the LCD
Edits the LCD Contrast. Contrast (LOW, MEDIUM or HIGH). Press Save.
4 Scroll down to Menu #6.1.2 and edit the
Select the interface needed for serial remote control. SERIAL REMOTE PROTOCOL mode (RS232 TTV, RS232 ALTEIA or RS485 ALTEIA)
5 Scroll down to Menu #6.1.3 and edit the IP Edits the IP Address.
Address. Press Save.
6 Scroll down to Menu #6.1.4 and edit the Edits the Subnet Mask.
Subnet Mask. Press Save.
7 Scroll down to Menu #6.1.5 and edit the Edits the Gateway address.
Gateway address. Press Save.
8 Scroll down to Menu #6.1.6 and edit the
Edits the Restore System Defaults menu. Restore system defaults (ACTIVATE/DEACTIVATE). Press Save.
9 Scroll down to Menu #6.1.7 and edit the
Edits the Service Hunt Mode menu. Service Hunt Mode (ENABLED or DISABLED). Press Save.
10 Scroll down to Menu #6.1.8 and edit the Input
Edits the Input Stream SI Type. Stream SI Type (AUTO, FORCED ATSC or FORCED DVB). Press Save.
11 Scroll down to Menu #6.1.7 and enter a Edits the Customisation Key menu.
Customisation Key. Press Save.
Table 3.28: Viewing the IRD Details Menu
Step Action Result
1 Go to Menu #6.2.
Accesses the IRD Details Menu and displays the Software Version.
2 Scroll down to Menu #6.2.1. Displays the Firmware Version. 3 Scroll down to Menu #6.2.2. Displays the Hardware Version. 4 Scroll down to Menu #6.2.3. D isplays the PLD Version. 5 Scroll down to Menu #6.2.4. D isplays the Electronic Serial Number.
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3.12 Restarti ng the Uni t
The System Restart submenu allows the user to reboot the unit without having to remove and insert the power cable.
Table 3.29: System Restart Menu
Step Action Result
Go to Menu #6.3.
Accesses the System Restart menu.
1 2 Press Edit. ACTIVATE will be displayed. 3 Press Save to activate. Unit is restarted.
3.13 Setting Up a Preset Service
Follow the steps in Table 3.30 to store the current Service as a preset.
Table 3.30: Setting up a Preset Service
Step Action Result
1 Use the menus to set up the unit so that the
This selects the Service and associated parameters for the preset
required Service is current.
process.
(Refer to Sections 3.5 and 3.6)
2 Go to Menu #1 to view the Preset menu. This displays the menu which allows the Current Service to be
stored at a chosen location (01 – 40). If there is no Current Service, the menu display reads NO STORED SERVICE.
3 Select a location to store the preset.
Use Edit and the arrow pushbuttons to step through the stored
The EDIT mode cannot be entered unless a
items. This allows a specific location to be chosen. Any vacant
valid Service being decoded.
locations are marked by NO STORED SERVICE.
4 Press Save. This stores the current Service and its associated parameters as a
preset in the selected location. This adds the Service to the list displayed on page 1.
NOTE…
It is not possible to store a service to a preset unless that service is being received (including all the required components such as video, audio, data, VBI, etc).
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4.
Chapter 4
Operating the Equipment Remotely
Contents
4.1 Remote Control ......................................................... 4-3
List of Tables
4.1.1 Introduction ................................................... 4-3
Table 4.1: Configuring the Serial Remote Port and Activating
4.1.2 Remote Protocol Control Documentation ..... 4-3
Remote Protocol (SNMP)............................................. 4-3
4.1.3 Configuring the Unit for Remote Control
Table 4.2: Configuring the Serial Remote Port and Activating
Remote Protocol........................................................... 4-4
Via SNMP Port..............................................4-3
Table 4.3: Activating Director NCP Remote Control ..................... 4-4
4.1.4 Configuring the Unit For Remote Control
Table 4.4: Entering the OAC Lockout PIN..................................... 4-5
Via the Serial Remote Port ........................... 4-4
Table 4.5: Configuring the Unit for Local Control .......................... 4-5
4.1.5 Configuring the Unit For Remote Control
Over-air......................................................... 4-4
Overview....................................................... 4-4
OAC Lockout ................................................ 4-4
Entering the OAC Lockout PIN ..................... 4-5
4.1.6 Remote Control using a Web Browser ......... 4-5
4.2 Returning the Unit to Local Control Mode ................. 4-5
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Operating the Equipment Remotely
4.1 Remote Contro l
4.1.1 Introduction
The IRD can be remotely controlled in a variety of ways. The basic control methods are:
· TANDBERG Device Controller (TDC)
· Third-party application using TANDBERG SNMP MIB protocol
· Third-party application using TANDBERG RS-232 control protocol
· Third-party application using Alteia remote control protocol
(RS-232/RS-485)
· TANDBERG Director (over-air)
· Web Browser
Common for all control methods is that the TT1260 needs to be set up to accept the remote control handling. Once in remote control mode, it cannot be locally controlled unless the remote control is deacti v ated.
4.1.2 Remote Protocol Control Documentation
The protocols used for remote control are in the TT1260 Remote Control Specification ST.TS.E10100. This protocol is not described, or intended to be in the scope of this manual.
For information about remote control protocols contact TANDBERG Television.
the product remotely.
NOTE…
The remote control protocols are not contained as a part of the product. An additional license fee, NDA or other agreement with TANDBERG may be necessary to obtain the information required to control
4.1.3 Configuring the Unit for Remote Control Via SNMP Port
For the unit to be controlled via the SNMP Ethernet port, the control mode of the TT1260 needs to be set to Network (SNMP).
Table 4.1: Configuring the Serial Remote Port and Activating Remote Protocol (SNMP)
Step Action Result
1. Go to menu #6.1 SYSTEM SETUP menu Displays ‘OPERATING MODE’.
2. Press Edit. Displays ‘FRONT PANEL’.
3. Press the down pushbutton and select The settings should be set to match the external control host. ‘NETWORK (SNMP)’.
4. Press Save. The unit is ready for Remote Control.
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Operating the Equipment Remotely
4.1.4 Configuring the Unit For Remote Control Via the Serial Remote Port
For the unit to be controlled via RS-232 or RS-485, the control mode of the IRD needs to be set to Serial Remote and serial remote protocol must be chosen (RS-232, RS-232 Alteia or RS-485 Alteia).
Table 4.2: Configuring the Serial Remote Port and Activating Remote Protocol
Step Action Result
1. Go to menu #6.1 SYSTEM SETUP menu Displays ‘OPERATING MODE’
2. Press the Edit button Displays ‘FRONT PANEL’
3.
Press arrow down button and select
The settings should be set to match the external control host.
‘SERIAL REMOTE’
4. Press Save The unit is ready for Remote Control
Once the communication parameters are entered correctly, set the system into remote mode for the external computer to gain control of the unit:
Step Action Result
1. Go to menu #6.1.2 SETUP menu, Displays ‘SERIAL REMOTE PROTOCOL’
2. Press the Edit button Toggle between RS-232 TTV, RS-232 Alteia or RS-485 Alteia
3.
Chose between RS-232 TTV, RS-232
The settings should be set to match the external control host.
Alteia or RS-485 Alteia
4. Press Save The unit is ready for Remote Control
4.1.5 Configuring the Unit For Remote Control Over-air
Overview
For the unit to be controlled via over-air control (OAC), the contr ol mode of the TT1260 needs to be set to Director NCP.
Table 4.3: Activating Director NCP Remote Control
Step Action Result
1. Go to menu #6.1 SYSTEM SETUP menu Displays ‘OPERATING MODE’.
2. Press Edit. Displays ‘FRONT PANEL’.
3. Press the down pushbutton and select The settings should be set to match the external control host. ‘DIRECTOR NCP’.
4. Press Save. The unit is ready for OAC.
OAC Lockout
Once the unit is in OAC control mode, it is possible for the remote control operator to issue a local lockout command to the Receiver. This will effectively deny the local user access to configuring the unit.
However, if a situation occurs whereby the local user needs to regain control over the unit, without a local lockout relinquish command being sent from the OAC control PC, a four digit Personal Identification Number (PIN) may be entered using the front panel.
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Operating the Equipment Remotely
CAUTION…
TANDBERG Television Customer Services Help Desk will not be able to provide you with the Local
lockout PIN, as it is uniquely created at the time of the lockout.
The user creates the PIN at lockout time. To obtain the PIN, please consult the person responsible for the administration of the unit.
Entering the OAC Lockout PIN
Table 4.4: Entering the OAC Lockout PIN
Step Action Result
1. Go to menu #4.3.6 DIRECTOR. Displays ‘NCP LOCK OVERRIDE PIN’.
2. Press Edit. Displays ‘ENTER CURRENT PIN’.
3. Enter the four-digit PIN (as described in The unit is ready for local control. Section 3.4.3) and press Save.
4.1.6 Remote Control using a Web Browser
XPO provides a web page with a number of sub-pages. Each page maps to a function of the TT1260. These pages contain drop-down menus or editable boxes which can be used to fully control the unit. Details of this control are beyond the scope of this manual. Contact TANDBERG Customer Support for more information.
To access a web page:
1. Go to Menu # 6.1.3, select a valid IP address for your network
2. Go to menu #6.1.4, select a valid subnet mask for your network.
3. Restart the unit. Using a web browser, enter the IP address of the TT1260 as set up above.
4.2 Returning the Unit to Local Control Mode
Once the unit is in remote control mode, no local controls are available. To reacquire local control, it is necessary to set the remote control parameter back to “Front Panel”.
Table 4.5: Configuring the Unit for Local Control
Step Action Result
1. Go to menu #6.1 SYSTEM SETUP menu Displays ‘OPERATING MODE’.
2. Press Edit. Displays ‘SERIAL REMOTE’ or ‘DIRECTOR NCP’.
3. Press the down pushbutton and select The unit is ready to be locally controlled. ‘FRONT PANEL’ and press Save.
If the unit is controlled via TANDBERG Director, a local lockout may be imposed. In this case, it is necessary to relinquish the lockout from the remote system, or to enter the local lockout PIN, described in
Table 4.4.
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5.
Chapter 5
Alarms
Contents
5.1 Introduction ............................................................... 5-3
List of Figures
Figure 5.1: Front Panel LEDs ........................................................ 5-3
5.2 Location of the Alarm and Lock LEDs....................... 5-3
5.3 ALARM LED and Summary Relay ............................ 5-3
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Alarms
5.1 Introduction
There are two Front Panel LEDs that indicate the status of the TT1260. There is also one summary alarm relay and six additional alarm relays (optional). These are used to indicate abnormal performance of the unit.
5.2 Location of the Alarm and Lock LEDs
The red ALARM LED is used to indicate an equipment fault condition, for example a missing or faulty input signal . It should be off duri ng correct operation, although it may be lit briefly during power-up.
The green LOCK LED is used to indicate that the equipment is locked to a transport stream when lit, and indicates correct conditions and correct system functioning.
Alarm LED
Lock LED
Figure 5.1: Front Panel LEDs
5.3 ALARM LED and Summary Relay
The TT1260 supports a summary alarm signal that is active when one or more of the individual monitored alarm conditi ons are active. It allows masking of unwanted alarm conditions so that they do not contribute to the summary alarm. Configuration of alarms is via the Front Panel and remote control interfaces. The state of the summary alarm is reflected by the ALARM LED on the front panel where red represents an alarm, and off represents no alarm. The summary alarm relay is active when the alarm LED is active.
These indicators provide a high-level indication of an alarm within the unit. The alarm list depends on the unit model. The uni t continuously monitors for the following alarm conditions during normal operation: (if not masked, see Menu #5, Annex C, Menus):
· No transport stream
· Video not running
· Audio 1 not running
· Audio 2 not running
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Alarms
It is possible to signal additional alarms depending on the Transport Stream input type and optional functionality in the unit.
Satellite inputs:
· Bit Error Rate (BER) above (programmable) threshold.
· Modulation Error Ratio (MER) above (programmable) threshold.
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6.
Contents
6.1 Available Options ...................................................... 6-3
6.1.1 Hardware Options......................................... 6-3
6.1.2 Software Options .......................................... 6-3
6.1.3 Conditional Access ....................................... 6-4
6.2 Hardware Enabled Options ....................................... 6-4
6.2.1 ASI Input (TT1260/HWO/ASI).......................6-4
6.2.2 QPSK Input Card (TT1260/HWO/QPSK) ..... 6-4
General ......................................................... 6-4
Connector Details - L-Band Inputs................ 6-4
6.2.3 16QAM/8PSK Input Card
(TT1260/HWO/HM).......................................6-5
6.2.4 COFDM Input
(TT1260/HWO/COFDM678) ......................... 6-5
6.2.5 TTV G.703 Input Card
(TT1260/HWO/G703) ................................... 6-5
6.2.6 IP Input Card (TT1280/HWO/IP)...................6-6
6.2.7 ATM AAL-1 E3 Telco Input
(TT1260/HWO/ATM-E3)............................... 6-7
6.2.8 ATM AAL-1 DS3 Telco Input
(TT1260/HWO/ATM-DS3) ............................ 6-7
6.2.9 4-Input 16 QAM/QPSK (TANDBERG)
Input (TT1260/HWO/HOM)........................... 6-7
6.2.10 High Speed RS-422 Data Input
(TT1260/HWO/HSDATA).............................. 6-7
6.2.11 Alarm Relay Card (TT1260/HDC/ALRM)...... 6-7
General ......................................................... 6-7
6.3 Software Enabled Options ........................................ 6-7
6.3.1 Licence Keys ................................................ 6-7
6.3.2 High Speed Data Over Ethernet
(TT1260/SWO/HSETHER) ........................... 6-8
6.3.3 8PSK Software Licence
(TT1260/SWO/8PSK)................................... 6-8
6.3.4 16QAM Software Licence ............................. 6-8
Chapter 6
Options
6.3.5 4:2:0 Operation (TT1260/SWO/420) .............6-8
6.3.6 Low Symbol-rate Operation
(TT1260/SWO/LSYM)...................................6-8
6.3.7 SNMP Enabling (TT1260/SWO/SNMP)........ 6-8
6.4 Conditional Access ....................................................6-8
6.4.1 RAS Mode 1 Conditional Access
(TT1260/SWO/RAS) .....................................6-8
6.4.2 RAS Mode 2 Conditional Access
(TT1260/SWO/RAS2) ...................................6-8
6.4.3 BISS-1 and BISS-2 (TT1260/SWO/BISS).....6-8
6.4.4 Director Functionality (TT1260/SWO/DIR)....6-8
List of Figures
Figure 6.1: The Protocol Stack ...................................................... 6-6
Figure 6.2: Building the Ethernet Frame........................................ 6-6
List of Tables
Table 6.1: Hardware Options......................................................... 6-3
Table 6.2: Software Options .......................................................... 6-3
Table 6.3: Conditional Access (CA)............................................... 6-4
Table 6.4: QPSK Satellite Receiver (L-band) Connector .............. 6-5
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Options
6.1 Ava ilable Options
6.1.1 Hardware Options
These options require extra hardware to be fitted to the unit. Contact the Customer Services Helpdesk for details (see Preliminary Pages).
There are two Mezzanine option slots and one Eurob oard op ti on slot. Mezzanine options card may occupy one or two sl ots.
Table 6.1 lists all the different types of option cards that are supported in Release 4.0.0. An option card occupies two slots if both Mezzanine slots 1 and 2 are cross­marked.
Table 6.1: Hardware Options
Marketing Code Description Mezzanine Euroboard Max bit-rate
slot
slot 1 slot 2
(Mbit/s)
TT1260/HWO/ASI ASI input X 160 TT1260/HWO/QPSK QPSK demodulator input X X 77.8 TT1260/HWO/HM 16QAM/8PSK (Newtech) input
1
X X 110 TT1260/HWO/COFDM678 Switchable 6, 7 and 8 MHz input X 31.6 TT1260/HWO/G703 G.703 input X 44.736 TT1260/HWO/IP IP Input X 50 TT1260/HWO/ATM-E3 ATM AAL-1 E3 Telco input X 34 TT1260/HWO/ATM-DS3 ATM AAL-1 DS3 Telco input X 45 TT1260/HWO/HOM 4-input 16 QAM/ QPSK
(TANDBERG) input
X 145.1 (16QAM )
TT1260/HWO/HSDATA High Speed RS-422 Data Enabler 2.048
Card
TT1260/HDC/ALRM Additional Alarm Relay Card
6.1.2 Software Options
Table 6.2 list the purchasable software options for enhanced functionality.
Table 6.2: Software Options
Marketing Code Description
TT1260/SWO/HSETHER High speed Ethernet data output
(data piping). TT1260/SWO/16QAM Software key licence for TT1260/HWO/HOM, enabling QPSK, 8PSK, and 16QAM. TT1260/SWO/8PSK Software key licence for TT1260/HWO/HOM, enabling QPSK and 8PSK. TT1260/SWO/420 Allows only 4:2:0 operation TT1260/SWO/LSYM Software key enabling low symbol-rate operation TT1260/SWO/SNMP Enable SNMP protocol for use with TANDBERG TDC and nCompass control systems.
1
Requires software key licenc e optio n, s ee Table 6 .2.
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Options
6.1.3 Conditional Access
The transport stream received by the TT1260 may be encrypted. The CA system is used to decrypt the required components of the transport stream so that they can be decoded. At Release 4.0.0, the receiver supports either DVB Common Interface or Smart Card based CA. These are selectable on ordering.
All supported conditional access schemes are listed in Table 6.3.
Table 6.3: Conditional Access (CA)
Marketing Code Conditional Access Scheme Standard
Max bit-rate (Mbit/s
TT1260/SWO/SP TTV Signal Protection Tandberg Television proprietary CA 160
system TT1260/SWO/RAS RAS-1 EM.RASTS.TE.S5870.4 160 TT1260/SWO/RAS2 RAS-2
BISS-1 EBU standard Tech 2392 60
TT1260/SWO/BISS
BISS-E EBU standard Tech 2392 60
TT1260/SWO/DIR NDS Videoguard Director 60
Both CA smart cards and DVB Common Interface CA modules are accessible to the user at the rear of the receiver.
6.2 Hardware Enabled Options
6.2.1 ASI Input (TT1260/HWO/ASI)
The ASI Input card supports ASI transport stream on two BNCs. The transport stream can be sourced from either input 1, input 2 or automatically sensed.
6.2.2 QPSK Input Card (TT1260/HWO/QPSK)
General
The QPSK Input Card supports QPSK demodulation for Satellite Receivers with two L-band inputs.
Connector Details - L-Band Inputs
Connect the L-band output of a suitable LNB to the F-type connector either directly or via a suitable attenuator giving adequate consideration to lightning and surge protection. The active input is chosen using the Input Status Menu (Menu #2).
QPSK IN 1/2
In most cases an attenuator will not be required. The following list summarises the circumstances when one should be used.When the d esired input level is greater than the specified maximum permissible (-25 dBm). When the downlead is a short length of low-loss cable and the LNB in use has a poor return loss (7 dB min).
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Options
When the Receiver is receiving one of many carriers in a multi-carrier FDM system and the level of the wanted sign al is close to the specified maximum permissible.
The specification for this connector is given in Annex B, Technical Specification.
Table 6.4: QPSK Satellite Receiver (L-band) Connector
Input Specification
Connector Type F-type, Female Connector designation
QPSK IN 1 QPSK IN 2
Pin: Centre RF Input Shield Ground/Chassis
LNB Supply Refer to the next caution box Impedance 75 W
CAUTIONS…
1. The Receiver provides dc power (refer to Chapter 3, Operating the Equipment Locally) via the active L-band input connector to drive an LNB (Low Noise Block Down-Converter). Do not connect equipment other than an LNB to this connector. Failure to do this may result in damage to the external equipment
2. The F-type connector is not suitable for repeated connection and disconnection. When intended for use in this way, fit a sacrificial connector and connect to it.
6.2.3 16QAM/8PSK Input Card2 (TT1260/HWO/HM)
The 16QAM – 8PSK input module is based on the NTC4197 demodulator from Newtec:
The DSNG board is a complete digital front end board for DVB-S, DSNG and other contribution applications and support 2 L-band inputs.
It is fully DVB - S (EN 300-421) and DVB - DSNG (EN 301 210) compliant. It performs baseband downconversion, digital demodulation and decoding
of an L-band input signal.
6.2.4 COFDM Input (TT1260/HWO/COFDM678)
The COFDM digital terrestrial input card demodulates COFDM signals. The board is able to be used in all RF channel bandwidths (6, 7 and 8 MHz).
6.2.5 TTV G.703 Input Card (TT1260/HWO/G703)
The TTV G.703 input card receives a transport stream directly from a PDH network.
For technical specifications for the TTV G.703 card, see Annex B, Technical Specification.
2
Also requires software licence
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Options
6.2.6 IP Input Card (TT1280/HWO/IP)
The IP Input card provides a 10/100BaseT Ethernet port, on which a transport stream can be received in UDP packets at up to 60 Mbit/s.
The mapping of MPEG-2 TS packets into IP data frames is done according to the protocol stack shown in
Figure 6.1. The figure shows the Protocol
Stack in use when mapping MPEG-2 in to IP frames and Ethernet.
Li) nk layer – 10/100BaseT Ethernet
Transport layer - IP
TCP/UDP UDP – User Datagram Protocol
MPEG-2/DVB layer
MPEG-2 Transport Stream (Multi-Program Transport Stream or Single-Program Transport Stream)
Control traffic for in-band management (telnet, http, snmp
Figure 6.1: The Protocol Stack
The MPEG-2/DVB layer is specified in ISO/IEC IS 13818 – Generic Coding of Moving Pictures and Associated Audio. The UDP layer is compliant with RFC768 – User Datagram Protocol. A configurable number of 188-byte MPEG-2 TS packets are mapped straight into a UDP frame with no additional overhead. The MTU for Ethernet is usually 1500 bytes. This limits the number of MPEG-2 TS packets per UDP frame to lie within one to seven.
The IP layer is according to RFC791 – Internet Protocol Specification. Figure 6.2 shows a more detailed picture of the MPEG-2 data transfer.
TS-packets are mapped in a datagram, using User Data Protocol (UDP), Internet Protocol (IP) and Ethernet.
188 188
TS packets (1 to 7)
8 H
20 H
14H
UDP datagram
IP datagram
Ethernet frame
Information
Information
Information
Figure 6.2: Building the Ethernet Frame
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Options
6.2.7 ATM AAL-1 E3 Telco Input (TT1260/HWO/ATM-E3)
This provides transmission of MPEG2-TS packets (respectively RS coded MPEG2-TS packets) over PDH links using ATM cells, this particular version uses E3 style PDH framing.
6.2.8 ATM AAL-1 DS3 Telco Input (TT1260/HWO/ATM-DS3)
This provides transmission of MPEG2-TS packets, respectively RS coded MPEG2-TS packets, over PDH links using ATM cells, this particular version uses DS3 style PDH framing.
6.2.9 4-Input 16 QAM/QPSK (TANDBERG) Input (TT1260/HWO/HOM)
The HMO Card is a 16QAM, 8PSK, QPSK, BPSK input module. This card provides a complete digital front-end board for DVB-S, DSNG
and other contribution applications and support 4 L-band inputs The HOM card provides a method of receiving new code via the TT1260’s
debug interface, this takes the form of an FTP download into the TT1260. The 16 QAM and 8PSK modes of operation are only available if purchased
by the customer (this takes the form of a customisation licence key).
6.2.10 High Speed RS-422 Data Input (TT1260/HWO/HSDATA)
High-speed data (synchronous data) can be carried in a transport stream as private data. This is then extracted from the transport stream and output from the IRD via an RS-422 interface or Ethernet.
6.2.11 Alarm Relay Card (TT1260/HDC/ALRM)
General
The Alarm Relay Card has six additional relays. The alarm relays are programmable to reflect the state of one or more of the individual monitored alarm conditions.
NOTE…
Without this option, only the summary alarm is available.
6.3 Software Enabled Options
6.3.1 Licence Keys
These options may be enabled through software licence keys. Contact the Customer Services Helpdesk for details (see Preliminary Pages).
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Options
6.3.2 High Speed Data Over Ethernet (TT1260/SWO/HSETHER)
The IRD can be enabled through a licence key to output high-speed data over the Ethernet port. The IRD uses the Data-Piping protocol to de-encapsulate the data received. The data must be carried as private data on a designated transport stream PID.
Careful consideration needs to be taken to ensure interoperability with the transmitting equipment.
6.3.3 8PSK Software Licence (TT1260/SWO/8PSK)
Software key licence for TT1260/HWO/HM, enabling QPSK and 8PSK.
6.3.4 16QAM Software Licence
Software key licence for TT1260/HWO/HM, enabling QPSK, 8PSK, and 16QAM
6.3.5 4:2:0 Operation (TT1260/SWO/420)
Allows only 4:2:0 operation.
6.3.6 Low Symbol-rate Operation (TT1260/SWO/LSYM)
Software key enabling low symbol-rate operation.
6.3.7 SNMP Enabling (TT1260/SWO/SNMP)
Enable SNMP protocol for use with TANDBERG TDC and nComp a ss control systems.
6.4 Conditional Access
6.4.1 RAS Mode 1 Conditional Access (TT1260/SWO/RAS)
This option enables RAS Mode 1 conditional access descrambling.
6.4.2 RAS Mode 2 Conditional Access (TT1260/SWO/RAS2)
This option enables RAS Mode 2 conditional access descrambling.
6.4.3 BISS-1 and BISS-2 (TT1260/SWO/BISS)
This option enables BISS functionality.
6.4.4 Director Functionality (TT1260/SWO/DIR)
This option enables Director functionality.
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7.
Chapter 7
Preventive Maintenance and
Fault-finding
Contents
7.1 Routine Checks......................................................... 7-3
List of Figures
7.1.1 Cooling Fan .................................................. 7-3
Figure 7.1: Cooling Fan Location .................................................. 7-3
7.1.2 Cleaning........................................................7-3
Figure 7.2: Fuse Carrier................................................................. 7-7
Figure 7.3: Position of Fuse Carrier for -48 Vdc Input ................... 7-7
7.2 Servicing ................................................................... 7-3
7.2.1 Conditions Requiring Servicing..................... 7-3
List of Tables
7.2.2 Replacement Parts ....................................... 7-4
Table 7.1: Fuse Information........................................................... 7-6
7.2.3 Checks on Completion of Servicing.............. 7-4
7.3 Maintenance and Support Services .......................... 7-4
7.3.1 Introduction ................................................... 7-4
7.3.2 Warranty ....................................................... 7-4
7.3.3 Levels of Continuing TANDBERG
Television Service Support ........................... 7-4
7.4 Fault-finding .............................................................. 7-5
7.4.1 General......................................................... 7-5
7.4.2 Factory Default Settings ............................... 7-5
7.4.3 Preliminary Investigations............................. 7-5
7.4.4 Remote Control.............................................7-5
7.5 Changing the Equipment Fuse.................................. 7-6
7.5.1 AC User Accessible Fuse Replacement ....... 7-6
7.5.2 DC User Accessible Fuse Replacement....... 7-7
7.6 Disposal .................................................................... 7-8
7.6.1 Moulded Plugs .............................................. 7-8
7.6.2 Equipment.....................................................7-8
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Preventive Maintenance and Fault-finding
7.1 Routine Checks
7.1.1 Cooling Fan
There are no routine checks associated with this equipment other than to ensure that the unit is adequately cooled. This equipment must never be operated unless the cooling fan is working. This should be checked periodically.
CAUTION...
The fan contained within this unit is not fitted with an insect/dust filter. Pay particular attention to the
environment in which it is going to be used.
Cooling Fan
Figure 7.1: Cooling Fan Location
7.1.2 Cleaning
Unplug the equipment from the supply before cleaning. Do not use li q uid or aerosol cleaners. Use a damp cloth for cleani ng the exterior of the Receiver.
7.2
7.2.1
Servicing
Conditions Requiring Servicing
WARNING…
DO NOT ATTEMPT TO SERVICE THIS PRODUCT AS OPENING OR REMOVING COVERS MAY
EXPOSE DANGEROUS VOLTAGES OR OTHER HAZARDS. REFER ALL SERVICING TO SERVICE
PERSONNEL WHO HAVE BEEN AUTHORISED BY TANDBERG TELEVISION.
The following is a list of conditions that may indicate the need for servicing:
1. When the power supply cord or plug is damaged.
2. If liquid has been spilled, or objects have fallen into the product.
3. If the product has been exposed to rain or water.
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4. If the product does not operate normally by following the operating instructions. Adjust only those controls that are covered by the operating instructions, as an improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to its normal operation.
5. If the product has been dropped or the case has been damaged.
6. When the product exhibits a distinct change in performance.
7. If the equipment has been subject to a lightning strik e or power surge.
7.2.2 Replacement Parts
When replacement parts are required, be sure only parts specified by TANDBERG Television Ltd (or having the same characteristics as the original part) have been used. Unauthorised substitutions may result in fire, electric shock or other hazards.
7.2.3 Checks on Completion of Servicing
Upon completion of any service or repa irs to this product, ask the service technician to perform safety checks to determine that the product is in a safe operating condition. Also, performance and EMC checks may be required.
7.3 Maintenance and Support Services
7.3.1 Introduction
TANDBERG Television is a leader in the design, integration and implementation of digital broadcasting products and systems. It has a large team dedicated to keeping our customers on air 24 hours a day, 365 days a year.
With regional offices worldwide, and ultra-modern specialist service facilities in the US, UK, Hong Kong and Australia, TANDBERG Television covers the world. There is a customer service centre open round the clock, every day of the year, in your time zone.
TANDBERG’s years of design and support experience enable it to offer a range of service options that will meet your needs at a price that makes sense.
It’s called the TANDBERG Advantage.
7.3.2 Warranty
All TANDBERG Products and Systems are designed and built to the highest standards and are covered under a comprehensive 12 month warranty.
7.3.3 Levels of Continuing TANDBERG Television Service Support
For stand-alone equipment, then TANDBERG Television BASIC Advantage is the value for money choice for you.
BASIC provides you with year-by-year Service long after the warranty has expired.
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Preventive Maintenance and Fault-finding
For systems support you can choose either Gold or Silver Advantage. These packages are designed to save you costs and protect your i ncom e through enlisting the help of TANDBERG Television support specialists.
Call TANDBERG Customer Services for more details.
7.4 Fault-finding
7.4.1 General
The information contained in this chapter is intended to isolate the unit as the faulty equipment if a system failure occurs. If the following information fails to clear the abnormal condition, please contact Customer Services using the information given in the Preliminary Pages of this manual.
7.4.2 Factory Default Settings
TT1260 are dispatched with the factory defaults shown in Annex F. These can be restored at any time using System Menu (#6).
7.4.3 Preliminary Investigations
1. Ensure all leads and connectors are in place and serviceable.
2. Ensure the unit is powered. If not investigate the power source. Check the fuse.
3. Ensure the red alarm LED on the front of the unit is not lit. If it is, investigate the Alarm status (see Chapter 5, Alarms).
4. Use the BER display to ensure that the Post Viterbi BER is less than
2.0 E-4 (refer to Section C.5.2). If it is not, check the input to the Receiver.
7.4.4 Remote Control
The TT1260 remote control input operates with RS-232, RS-485 serial data formats (Menu #6.1.2) and SNMP web page Ethernet format.
CAUTION…
Be sure to set the correct format and address via the front panel before attempting to use this input. The
TT1260 will ignore any remote control commands if the input is not correctly set.
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7.5 Changing the Equipment Fuse
7.5.1 AC User Accessible Fuse Replacement
CAUTION...
This product should be operated only from the type of power source indicated on the marking label. If
you are not sure of the type of power supply to your home or business, consult your appliance dealer or
local power company. For products intended to operate from battery power, or other sources, refer to the
operating instructions.
The power supply used in this equipment is a wide-ranging, ac power supply unit designed for use in ambient air temperature conditions of 0°C to +50°C for 100-120 Vac and 220-240 Vac, 50-60 Hz (see Annex B, Technical Specification for details). There are no links or switches to be altered for operation from different ac supplies.
The TT1260 is designed for User Accessible Fuse Replacement. In addition to the fuse in the supply cable plug (if appropriate) there is a
fuse held in an integral fuse carrier at the ac power i nlet at the rear of the unit.
Table 7.1: Fuse Information
Item Specification
Fuse Single pole, fitted in live conductor in power input filter at rear of unit. Fuse type 5 mm x 20 mm anti-surge (T) HBC, IEC/EN 60127-2 Sheet 5 Fuse rating 1.6 A, 250 Vac
To replace the ac power fuse perform the following:
WARNING…
BEFORE REPLACING THE REAR PANEL FUSE, DISCONNECT THE EQUIPMENT FROM THE
SUPPLY. FAILURE TO DO THIS MAY EXPOSE HAZARDOUS VOLTAGES. UNPLUG THE
EQUIPMENT FROM THE LOCAL SUPPLY SOCKET.
1. Ensure that power is turned off and the power cable is disconnected from the ac power inlet.
2. Ease out the fuse carrier by placing a small, flat-bladed screwdriver in the notches at the sides of the carrier.
CAUTION...
When replacing the power input fuse, always ensure that a fuse of the correct type and rating is fitted.
Failure to do so results in inadequate protection.
3. Replace the fuse in the carrier.
4. Insert the fuse carrier back in the ac power inlet.
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Preventive Maintenance and Fault-finding
A
C Power Inlet
Fuse Carrie
r
To access the fuse, ease out the notch with a small flat-blade screwdriver.
Figure 7.2: Fuse Carrier
If the replacement fuse also bl ows, do not continue. Disconnect the equipment and contact TANDBERG Customer Services (see Preliminary Pages) for advice.
7.5.2 DC User Accessible Fuse Replacement
WARNING…
Refer to for information about the dc fuse.
BEFORE REPLACING THE REAR PANEL FUSE, ISOLATE THE UNIT FROM THE SUPPLY.
FAILURE TO ISOLATE THE EQUIPMENT PROPERLY MAY CAUSE A SAFETY HAZARD.
NOTE…
Annex B, Technical Specification
To replace the dc power fuse:
1. Ensure that dc power is turned off or the power cable is disconnected from the power inlet.
2. Unscrew the fuse carrier and remove the old fuse (see Figure 7.3).
CAUTION...
When replacing the power input fuse, always ensure that a fuse of the correct type and rating, is fitted.
Failure to do so results in inadequate protection.
3. Insert the new fuse in the carrier.
4. Insert the fuse carrier back in the dc power inlet.
Fuse Carrier
Figure 7.3: Position of Fuse Carrier for -48 Vdc Input
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Preventive Maintenance and Fault-finding
7.6 Disposal
7.6.1 Moulded Plugs
If the moulded plug fitted to the mains cable supplied with this equipment is not required, use another cable. If the supplied plug is to be changed, cut it off and dispose of it safely.
WARNING...
I
ENDANGER LI I
IF THE MOULDED PLUG F TTED TO THE MAINS CABLE SUPPLIED WITH THIS EQUIPMENT IS
NOT REQUIRED, PLEASE CUT IT OFF AND DISPOSE OF IT SAFELY. FAILURE TO DO THIS MAY
FE AS L VE ENDS MA Y BE EXPOSED IF THE REMOVED PLUG IS INSERTED INTO
A MAINS OUTLET.
7.6.2 Equipment
Dispose of this equipment safely at the end of its life. Local codes and/or environmental restrictions may affect its disposal. Check with your local authority.
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A.
Annex A
Glossary
The following list covers most of the abbreviations, acronyms and terms used in TANDBERG Television Limited Manuals. All terms may not be included in this manual.
mm 3:2 pulldown
4:2:0
4:2:2
422P@ML
5B6B AC-3 ACC ADPCM
ADT AFC AFS AGC AMOL I and II ASI ASIC Async ATM
ATSC
Micrometre (former name - micron): a unit of length equal to one millionth (10
-6
) of a metre.
A technique used when converting film material (which operates at 24 pictures per second) to 525-line video (operating at 30 pictures per second).
Digital video coding method in which the colour difference signals are sampled on alternate lines at half the luminance rate.
Digital video coding method in which the colour difference signals are sampled on all lines at half the luminance rate.
422 Profile at Main Level: A subset of the MPEG-2 standard, which supports digital video storage (DVD etc.) and transmissions up to 50 Mbit/s over various mediums. Used for Contribution and Distribution applications.
5 Binary Bits Encoded to 6 Binary Bits: Block code. Audio Coding algorithm number 3 (See Dolby Digital).
Authorisation Cont rol Computer. Adaptive Differential Pulse Code Modulation: An advanced PCM technique that reduces the bit-rate by coding
the difference values between successive samples rather than the absolute value of each sample.
Audio, Data And Teletext. Automatic Frequency Control. Automation File Se rver. Automatic Gain Control. Automatic Measure of Line-ups I and II : Used by automated equipment to measure programme-viewing ratings. Asynchronous Serial Interface. Application-Specific Integrated Circuit: A customised chip designed to perform a specific function. Asynchronous. Asynchronous Transfer Mode: A connection orientated, cell based, data transport technology designed for
Broadband ISDN (B-ISDN). It provides a circuit-switched bandwidth-on-demand carrier system, with the flexibility of packet switching. It offers low end-to-end delays and (negotiable on call set-up) Quality of Service guarantees. Asynchronous refers to the sporadic nature of the data being transmitted. Cells are transmitted only when data is to be sent; therefore the time interval between cells varies according to the availability of data.
Advanced Television Standards Committee: An organisation founded in 1983 to research and develop a digital TV standard for the U.S.A. In late 1996, the FCC adopted the ATSC standard, the digital counterpart of the NTSC standard.
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Glossary
B3ZS
Backward Compatibility BAT
baud rate
BER
BISS BISS-E Bit-rate Block; Pixel Block
Bouquet
B-Picture; B-Frame
BPSK Buffer BW
Byte-mode
CA
CAT
C-Band
CCIR CCITT Channel
Channel Coding
Chrominance
Closed Captioni ng CODE Codec
Bipolar with Three Zero S ubstitution: A method of eliminating long zero strings in a transmission. It is used to
ensure a sufficient number of transitions to maintain system synchronisation when the user data stream contains an insufficient number of 1s to do so. B3ZS is the North American equivalent of the European HDB3.
Refers to hardware or software that is compatible with earlier versions. Bouquet Association Table: Part of the service information data. The BAT provides information about bouquets.
It gives the name of the bouquet and a list of associated services.
The rate of transfer of digital data when the data comprises information symbols that may consist of a number of possible states. Equivalent to bit-rate when the symbols only have two states (1 and 0). Measured in Baud.
Bit Error Rate: A measure of transmission quality. The rate at which errors occur in the transmission of data bits over a link. It is generally shown as a negative exponent, (e.g. 10
-7
means that 1 in 10,000,000 bits are in error).
Basic Interoperable Scrambling System: Non-proprietary encryption from EBU (Tech3290). Basic Interoperable Scrambling System: with Encrypted keys.
The rate of transfer of digital data when the data comprises two logic states, 1 and 0. Measured in bit/s.
An 8-row by 8-column matrix of luminance sample values, or 64 DCT coefficients (source, quantised, or dequantised).
A collection of services (TV, radio, and data, or any combination of the three) grouped and sold together, and identified in the SI as a group. A single service may be in several bouquets.
Bi-directionally Predictive Coded Picture/Frame: A picture that is coded using motion-compensated prediction from previous I or P frames (forward prediction) and/or future I or P frames (backward prediction). B frames are not used in any prediction.
Binary Phase Shift Keying: A data modulation technique. A memory store used to provide a consistent rate of data flow. Bandwidth: The transmission capacity of an electronic line such as (among others) a communications network,
computer bus, or broadcast link. It is expressed in bits per second, bytes per second or in Hertz (cycles per second). When expressed in Hertz, the frequency may be a greater number than the actual bits per second, because the bandwidth is the difference between the lowest and highest frequencies transmitted. High bandwidth allows fast transmission or high-volume transmission.
Each byte is delivered separately in the ASI Transport Stream, with stuffing data added between the Bytes to increase the data rate to 270 Mbit/s. See DVB Document A010 rev. 1, Section B3.3, (ASI) Layer-2 Transport Protocol.
Conditional Access: The technology used to control the access to viewing services to authorised subscribers through the transmission of encrypted signals and the programmable regulation of their decryption by a system such as viewing cards.
Conditional Access Table: Part of the MPEG-2 Program Specific Information (PSI) data. Mandatory for MPEG-2 compliance if CA is in use.
The portion of the electromagnetic spectrum, which spans the frequency range of approximately 4 GHz to 6 GHz. Used by communications satellites. Preferred in tropical climates because it is not susceptible to fading.
See: ITU-R. See: ITU-T.
A narrow range of frequencies, part of a frequency band, for the transmission of radio and television signals without interference from other channels. In the case of OFDM, a large number of carriers spaced apart at precise frequencies are allocated to a channel.
A way of encoding data in a communications channel that adds patterns of redundancy into the transmission path in order to improve the error rate. Such methods are widely used in wireless communications.
The colour part of a TV picture signal, relating to the hue and saturation but not to the luminance (brightness) of the signal. In a composite-coded colour system, the colour information (chrominance, often referred to as chroma) is modulated onto a high frequency carrier and added to the monochrome-format video signal carrying the luminance (Y). In a component-coded colour system, the two colour-difference signals (R-Y)(B-Y) usually referred to as C
RCB
(digital) or PRPB (analogue), are used to convey colour information. When CRCB (PRP
B
) is
added to the luminance
(Y), the complete picture information is conveyed as YC
RCB
(YPRP
B
). A TV picture subtitling system used with 525-line analogue transmissions. Create Once Distribute Everywhere. The combination of an Encoder and a complementary Decoder located respectively at the input and output of a
transmission path.
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Glossary
COFDM
Compression
Compression System
CRC
B
CRC
CVCT dB
DCE
DCT
DDS Decoder
Decoding Time-st amp
DID Differential Coding DIL
DIN Dolby Digital Downlink Downconvert DPCM
DSNG DSP DTE
DTH
DTS DVB
Coded OFDM: COFDM adds forward error correction to the OFDM transmission consisting of Reed-Solomon
(RS) coding followed by convolutional coding to add extra bits to the transmitted signal. This allows a large number of errors at the receive end to be corrected by convolutional (Viterbi) decoding followed by RS decoding.
Reduction in the number of bits used to represent the same information. For the purposes of a broadcast system, it is the process of reducing digital picture information by discarding redundant portions of information that are not required when reconstituting the picture to produce viewing clarity. Compression allows a higher bite-rate to be transmitted through a given bandwidth.
Responsible for compressing and multiplexing the video / audio / data bit-streams, together with the authorisation stream. The multiplexed data stream is then ready for transmission.
Digital Colour difference signals. These signals, in combination with the luminance signal (Y), define the colour
and brightness of each picture element (pixel) on a TV line. See: Chrominance Cyclic Redundancy Check: A mathematical algorithm that computes a numerical value based on the bits in a
block of data. This number is transmitted with the data and the receiver uses this information and the same algorithm to ensure the accurate delivery of data by comparing the results of algorithm and the number received. If a mismatch occurs, an error in transmission is presumed.
Cable Virtual Channel Table (ATSC). Decibels: A ratio of one quantity to another using logarithmic scales to give results related to human aural or
visual perception. dB is a ratio whereas dBm, for example, is an absolute value, quoted as a ratio to a fixed point of 0 dBm. 0 dBm is 1 mW at 1 kHz terminated in 600. 0 dBmV is 1 mV terminated in 75Ω.
Data Communications Equipment: Typically a modem. It establishes, maintains and terminates a session on a network but in itself is not the source (originator) or destination (end receiving unit) of signals (e.g. a computer, see DTE). A DCE device may also convert signals to comply with the transmission path (network) format.
Discrete Cosine Transform: A technique for expressing a waveform as a weighted sum of cosines. Raw video data is not readily compressible. DCT is not in itself a compression technique but is used to process the video data so that it is compressible by an encoder. DCT processes the picture on an 8x8-pixel block basis, converting the data from an uncompressible X Y form (as displayed by an oscilloscope) to a compressible frequency domain form (as displayed by a spectrum analyser). Can be forward DCT or inverse DCT.
Direct Digital Synthesiser.
The unit containing the electronic circuitry necessary to decode encrypted signals. Some Decoders are separate from the receiver but in satellite TV broadcasting, the term is often used interchangeably as a name for an Integrated Receiver Decoder (IRD). The term IRD, or IRD / Decoder, is usually associated with satellite TV broadcasting while Cable systems are based on Converters or on Set-Top Boxes / Converters.
A field that may be present in a PES packet header that indicates the time that an access unit is to be decoded in the system target Decoder.
Data Identifier.
Method of coding using the difference between the value of a sample and a predicted value. Dual In Line: The most common type of package for small and medium scale integrated circuits. The pins hang
vertically from the two long sides of the rectangular package, spaced at intervals of 0.1 inch. Deutsches Institut für Normung: German Standards Institute. Formerly AC-3. An audio coding system based on transform coding techniques and psychoacoustic principles. The part of the satellite communications circuit that extends from the satellite to an Earth station. The process by which the frequency of a broadcast transport stream is shifted to a lower frequency range. Differential Pulse Code Modula tion: An audio digitisation technique that codes the difference between samples
rather than coding an absolute measurement at each sample point.
Digital Satellite News-Gathering. Digital Signal Processor. Data circuit Terminating Equipment: A communications device that originates (is the source) or is the end
receiving unit (destination) of signals on a network. It is typically a terminal or computer. Direct To Home. The term used to describe uninterrupted transmission from the satellite directly to the subscriber,
that is, no intermediary cable or terrestrial network utilised.
Digital Theater Systems: A motion picture digital sound system. Digital Video Broadcasting: A European project which has defined transmission standards for digital
broadcasting systems using satellite (DVB-S), cable (DVB-C) and terrestrial (DVB-T) medium, created by the EP-DVB group and approved by the ITU. Specifies modulation, error correction, etc. (see EN 300 421 for satellite, EN 300 429 for cable and EN 300 744 for terrestrial).
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Glossary
DVB SI Digital Video Broadcasting Service Information. DVB-PI
DVB-Professional Interfaces: TTV Lan search shows – DVB Physical Interfaces
Earth
Technical Earth: Ensures that all equipment chassis within a rack are at the same potential, usually by
connecting a wire between the Technical earth terminal and a suitable point on the rack. This is sometimes known as a Functional earth.
Protective Earth: Used for electric shock protection. This is sometimes known as a safety earth.
EBU European Broadcast Union. ECM
Entitlement Control Message.
EDI Ethernet Data Input
EIA Electronics Industries Association (USA). EIT
Event Information Ta ble: Equipment: A component of the DVB-Service Information (SI) stream generated within
an Encoder, containing information about events or programmes such as event name, start time, duration, etc.
System: EIT (Present/Following) contains the name of the current and next event. It may include an optional descriptor (synopsis) giving brief details of content. EIT (Schedule) is used to produce a full EPG. The EIT is the only DVB-SI table, which can be encrypted.
Elementary Stream A generic term for a coded bit-stream, be it video, audio or other. EMC Electromagnetic Compatibility. EMM
Entitlement Management Message.
Encryption
Encoding of a transmission to prevent access without the appropriate decryption equipment and authorisation.
EPG Electronic Programme Guide: On-screen programme listing using thumbnail pictures and/or text. Ethernet
The most widely used local area network (LAN) defined by the IEEE as the 802.3 standard. Transmission speeds vary according to the configuration. Ethernet uses copper or fibre-optic cables.
ETS European Telecommunications Standard. ETSI
European Telecommunications Standards Institute.
FCC
Federal Communications Commission.
FDM
Frequency Division Multiplex: A common communication channel for a number of signals, each with its own
allotted frequency.
FEC Forward Error Correction: A method of catching errors in a transmission. The data is processed through an
algorithm that adds extra bits and sends these with the transmitted data. The extra bits are then used at the receiving end to check the accuracy of the transmission and correct any errors.
FFT Fast Fourier Transformation: A fast algorithm for performing a discrete Fourier transform. FIFO
First In, First Out: A data structure or hardware buffer from which items are taken out in the same order they
were put in. Also known as a shelf from the analogy with pushing items onto one end of a shelf so that they fall off the other. A FIFO is useful for buffering a stream of data between a sender and receiver that are not synchronised
- i.e. they not sending and receiving at exactly the same rate.
Footprint The area of the Earth’s surface covered by a satellite’s downlink transmission. Also (generally) the area from
which the satellite can receive uplink transmissions.
FTP File Transfer Protocol: A protocol used to transfer files over a TCP/IP network (Internet, UNIX, etc.). For
example, after developing the HTML pages for a Web site on a local machine, they are typically uploaded to the Web server, using FTP. Unlike e-mail programs in which graphics and program files have to be attached, FTP is designed to handle binary files directly and does not add the overhead of encoding and decoding the data.
G.703 The ITU-T standard which defines the physical and electrical characteristics of hierarchical digital interfaces. GOP Group of Pictures: MPEG video compression works more effectively by processing a number of video frames as
a block. The TANDBERG Television Encoder normally uses a 12 frame GOP; every twelfth frame is an I frame.
GUI
Graphical User Interface: The use of pictures rather than just words to represent the input and output of a
program. A program with a GUI runs under a windowing system and has a screen interface capable of displaying graphics in the form of icons, drop-down menus and a movable pointer. The on-screen information is usually controlled / manipulated by a mouse or keyboard.
HDTV High Definition Television. HPA
High Power Amplifier: Used in the signal path to amplify the modulated and up-converted broadcast signal for
feeding to the uplink antenna.
HSYNC Horizontal (line) SYNCs. Hub
A device in a multipoint network at which branch nodes interconnect.
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Glossary
ICAM
IEC IF
Interframe Coding
Intraframe Coding
IP
I-picture; I-frame
IPPV IRD
IRE
ISDN
ISO ISOG ITS ITT ITU-R ITU-T JPEG
kbit/s Kbit Ku-band
LAN
L-band
LED LNB
Integrated Conditional Access Module: Embedded in the IRD and responsible for descrambling, plus packet
filtering and reception. It also contains the physical interface to the subscriber’s viewing card.
International Electrotechnical Committee. Intermediate Frequency: Usually refers to the 70 MHz or 140 MHz output of the Modulator in cable, satellite and
terrestrial transmission applications.
Compression coding involving consecutive frames. When consecutive frames are compared, temporal redundancy is used to remove common elements (information) and arrive at difference information. MPEG-2 uses B and P frames, but since they are individually incomplete and relate to other adjacent frames, they cannot be edited independently.
Compression coding involving a single frame. Redundant information is removed on a per frame basis. All other frames are ignored. Coding of a macroblock or picture that uses information only from that macroblock or picture. Exploits spatial redundancy by using DCT to produce I frames; these are independent frames and can be edited.
Internet Protocol : The IP part of TCP/IP. IP implements the network layer (layer 3) of the protocol, which contains a network address and is used to route a message to a different network or sub-network. IP accepts packets from the layer 4 transport protocol (TCP or UDP), adds its own header to it and delivers a datagram to the layer 2 data link protocol. It may also break the packet into fragments to support the Maximum Transmission / Transfer Unit (MTU) of the network.
Intracoded Picture/Frame: A picture / frame, which is coded using purely intracoding with reference to no other field or frame information. The I frame is used as a reference for other compression methods.
Impulse Pay Per View: One-time events, purchased at home (on impulse) using a prearranged SMS credit line. Integrated Receiver Decoder: The Receiver with an internal MPEG Decoder, which is connected to the
subscriber’s TV. The IRD is responsible for receiving and de-multiplexing all signals. The unit receives the incoming signal and if CA is active, decodes the signal when provided with a control word by the viewing card. Domestic IRDs are also known as Set-Top Units or Set-Top Boxes.
Institute of Radio Engineers: No longer in existence but the name lives on as a unit of video amplitude measurement. This unit is 1% of the range between blanking a peak white for a standard amplitude signal.
Integrated Services Digital Network: The basic ISDN service is BRI (Basic Rate Interface), which is made up of two 64 kbit/s B channels and one 16 kbit/s D channel (2B+D). If both channels are combined into one, called bonding, the total data rate becomes 128 kbit/s and is four and a half times the bandwidth of a V.34 modem (28.8 kbit/s). The ISDN high-speed service is PRI (Primary Rate Interface). It provides 23 B channels and one 64 kbit/s D channel (23B+D), which is equivalent to the 24 channels of a T1 line. When several channels are bonded together, high data rates can be achieved. For example, it is common to bond six channels for quality videoconferencing at 384 kbit/s. In Europe, PRI includes 30 B channels and one D channel, equivalent to an E1 line.
International Standards Organisation. Inter-union Satellite Operations Group. Insertion Test Signal: A suite of analogue test signals placed on lines in the VBI. Also known as VITS. Invitation To Tender. International Telecommunications Union - Radiocommunications Study Groups (was CCIR). International Telecommunications Union - Telecommunications Standardisation Sector (was CCITT). Joint Photographic Experts Group: ISO/ITU standard for compressing still images. It has a high compression
capability. Using discrete cosine transform, it provides user specified compression ratios up to around 100:1 (there is a trade-off between image quality and file size).
1000 bits per second. 1024 bits, usually refers to memory capacity or allocation. The portion of the electromagnetic spectrum, which spans the frequency range of approximately 12 GHz to
14 GHz. Used by communications satellites. Preferred for DTH applications because this range of frequency is less susceptible to interference.
Local Area Network: A network, which provides facilities for communications within a defined building or group of buildings in close proximity.
The frequency band from 950 MHz to 2150 MHz, which is the normal input-frequency-range of a domestic IRD. The incoming signal from the satellite is down-converted to L-band by the LNB.
Light Emitting Diode. Low Noise Block Down-Converter: The component of a subscriber satellite transmission receiving dish which
amplifies the incoming signal and down-converts it to a suitable frequency to input to the IRD (typically 950 MHz ­1600 MHz).
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Glossary
LO Local Oscillator. LSB
Least significant bit.
Luminance
The television signal representing brightness, or the amount of light at any point in a picture. The Y in YCRC
B.
LVDS Low Voltage Differential Signal: LVDS is a generic multi-purpose Interface standard for high speed / low power
data transmission. It was standardised in ANSI/TIA/EIA-644-1995 Standard (aka RS-644).
Macroblock A 16x16-pixel area of the TV picture. Most processing within the MPEG domain takes place with macro blocks.
These are converted to four 8x8 blocks using either frame DCT or field DCT. Four 8 x 8 blocks of luminance data and two (4:2:0 chrominance format), four (4:2:2) or eight (4:4:4) corresponding 8 x 8 blocks of chrominance data coming from a 16 x 16 section of the luminance component of the picture. Macroblock can be used to refer to the sample data and to the coded representation of the sample values and other data elements.
Mbit/s Million bits per second. MCC
Multiplex Control Computer: A component of a System 3000 compression system. The MCC sets up the
configuration for the System 3000 Multiplexers under its control. The MCC controls both the main and backup Multiplexer for each transport stream.
MCPC Multiple Channels Per Carrier. MEM
Multiplex Ele ment Manager: A GUI based control system, part of the range of TANDBERG Television
compression system control element products. The evolution 5000 MEM holds a model of the system hardware. Using this model, it controls the individual system elements to configure the output multiplexes from the incoming elementary streams. The MEM monitors the equipment status and controls any redundancy switching.
MMDS Multichannel Microwave Distribution System: A terrestrial microwave direct-to-home broadcast transmission
system.
Motion Compensation
The use of motion vectors to improve the efficiency of the prediction of sample values. The prediction uses motion vectors to provide offsets into the past and/or future reference frames or fields containing previously decoded sample values that are used to form the prediction error signal.
Motion Estimation The process of estimating motion vectors in the encoding process. Motion Vector A two-dimensional vector used for motion compensation that provides an offset from the co-ordinate position in the
current picture or field to the co-ordinates in a reference frame or field.
MP@ML
Main Profile at Main Level: A subset of the MPEG-2 standard, which supports digital video storage (DVD etc.)
and transmissions up to 15 Mbit/s over various mediums.
MP@HL Main Profile at High Level: A subset of the MPEG-2 standard, which supports digital video storage (DVD etc.)
and transmissions up to 80 Mbit/s over various mediums.
MPEG Moving Pictures Experts Group: The name of the ISO/IEC working group, which sets up the international
standards for digital television source coding.
MPEG-2
Industry standard for video and audio source coding using compression and multiplexing techniques to minimise video signal bit-rate in preparation for broadcasting. Specified in ISO/IEC 13818. The standard is split into layers and profiles defining bit-rates and picture resolutions.
MSB Most significant bit. Msymbol/s
(Msym/s) Mega (million) Symbols per second (10
6
Symbols per second).
Multiplex
A number of discrete data streams (typically 8 to 12), from encoders, that are compressed together in a single DVB compliant transport stream for delivery to a Modulator.
MUSICAM
Masking pattern adapted Universal Sub-band Integrated Coding And Multiplexing: An audio bit-rate
reduction system relying on sub-band coding and psychoacoustic masking.
Mux Multiplexer: Transmission Multiplexer: receives EMMs from the ACC, ECMs from the BCC, video/audio data from
the encoders, and the SI stream from the SIC. It then multiplexes them all into a single DVB-compliant transport stream, and delivers the signal to the uplink after modulation.
The Multiplexer also contains the cypher card, which scrambles the services according to the control words supplied by the BCC.
Network In the context of broadcasting: a collection of MPEG-2 transport stream multiplexes transmitted on a single
delivery system, for example, all digital channels on a specific cable system.
NICAM Near Instanta neously Companded Audio Multiplex: Official name is NICAM 728. Used for digital stereo
sound broadcasting in the UK employing compression techniques to deliver very near CD quality audio. 728 refers to the bit-rate in kbit/s.
NIT Network Information Table : Part of the service information data. The NIT provides information about the physical
organisation of each transport stream multiplex, and the characteristics of the network itself (such as the actual frequencies and modulation being used).
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Glossary
nm Nanometre: a unit of length equal to one thousand millionth (10
-9
) of a metre.
NTSC
National Television Systems Committee: The group, which developed analogue standards used in television
broadcast systems in the United States. Also adopted in other countries (e.g. Mexico, Canada, Japan). This system uses 525 picture lines and a 59.97 Hz field frequency.
NVOD
Near Video On Demand: Method of offering multiple showings of movies or events. The showings are timed to
start at set intervals, determined by the broadcaster. Each showing of a movie or event can be sold to subscribers separately.
NVRAM Non-volatile Random Access Memory: Memory devices (permitting random read / write access) that do not lose
their information when power is removed. Stores the default configuration parameters set by the user.
OFDM
Orthogonal FDM: A modulation technique used for digital TV transmission in Europe, Japan and Australia; more
spectrally efficient than FDM. In OFDM, data is distributed over a large number of carriers spaced apart at precise frequencies. The carriers are arranged with overlapping sidebands in such a way that the signals can be received without adjacent channel interference.
OPPV Order ahead Pay Per View: An advance purchase of encrypted one-time events with an expiry date. OSD
On-screen display: Messages and graphics, typically originating from the SMS, and displayed on the subscriber’s
TV screen by the IRD, to inform the subscriber of problems or instruct the subscriber to contact the SMS.
Packet A unit of data transmitted over a packet-switching network. A packet consists of a header followed by a number of
contiguous bytes from an elementary data stream.
PAL Phase Alternating Line: A colour TV broadcasting system where the phase of the R-Y colour-difference signal is
inverted on every alternate line to average out errors providing consistent colour reproduction.
PAT
Program Association Table: Part of the MPEG-2 Program Specific Information (PSI) data and is mandatory for
MPEG-2 compliance. The PAT points (maps) to the PMT.
PCM Pulse Code M odulation: A process in which a signal is sampled, each sample is quantised independently of
other samples, and the resulting succession of quantised values is encoded into a digital signal.
PCR Program Clock Reference: A time-stamp in the transport stream from which the Decoder timing is derived. PDC
Programme Delivery Control (VBI): A Teletext service allowing simple programming (i.e. VideoPlus) of VCR
recording times. If the desired program is rescheduled, PDC updates the programming information in the VCR.
Pel
Picture Element: Also known as a pixel. The smallest resolvable rectangular area of an image either on a screen
or stored in memory. On screen, pixels are made up of one or more dots of colour. Monochrome and grey-scale systems use one dot per pixel. For grey-scale, the pixel is energised with different intensities, creating a range from dark to light (a scale of 0-255 for an eight-bit pixel). Colour systems use a red, green and blue dot per pixel, each of which is energised to different intensities, creating a range of colours perceived as the mixture of these dots. If all three dots are dark, the result is black. If all three dots are bright, the result is white.
PES Packetised Elementary Stream: A sequential stream of data bytes that has been converted from original
elementary streams of audio and video access units and transported as packets. Each PES packet consists of a header and a payload of variable length and subject to a maximum of 64 kbytes. A time-stamp is provided by the MPEG-2 systems layer to ensure correct synchronisation between related elementary streams at the Decoder.
PID Packet Identifier: The header on a packet in an elementary data stream, which identifies that data stream. An
MPEG-2 / DVB standard.
PIN
Personal Identification Number: A password used to control access to programming and to set purchase limits.
Each subscriber household can activate several PINs and may use them to set individual parental rating or spending limits for each family member.
Pixel PIX (picture) Element: The digital representation of the smallest area of a television picture capable of being
delineated by the bit-stream. See Pel for more information.
pk-pk peak to peak: Measurement of a signal or waveform from its most negative point to its most positive point. PLL
Phase-Locked Loop. A phase-locked loop is a control system which controls the rotation of an object by
comparing its rotational position (phase) with another rotating object as in the case of a sine wave or other repeating signal. This type of control system can synchronise not only the speed, but also the angular position of two waveforms that are not derived from the same source.
PMT
Program Map Table: Part of the MPEG-2 Program Specific Information (PSI) data and is mandatory for MPEG-2
compliance. Each service has a PMT, which lists the component parts (elementary streams of video, audio, etc.) for the various services being transmitted.
P-picture/P-frame A picture / frame produced using forward prediction. It contains predictions from either previous I frames or
previous P frames. The P frame is used as a reference for future P or B frames.
ppm Parts per million.
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Glossary
PPV Pay Per View: A system of payment for viewing services based on a usage / event basis rather than on on-going
subscription. Subscribers must purchase viewing rights for each PPV event that they wish to view. PPV events may be purchased as IPPV or OPPV.
Program
PC - A sequence of instructions for a computer. TV - A concept having a precise definition within ISO 13818-1 (MPEG-2). For a transport stream, the timebase is defined by the PCR. The use of the PCR for timing information creates a virtual channel within the stream.
Programme A linking of one or more events under the control of a broadcaster. For example, football match, news, film show.
In the MPEG-2 concept, the collection of elementary streams comprising the programme, have a common start and end time. A series of programmes are referred to as events.
Analogue Colour difference signals. Refer to CRC
B
for an explanation. PRP
B
PROM Programmable Read-Only Memory: A device, which may be written once with data for permanent storage, and
then read whenever required. Special types of PROM permit the erasure of all data by Ultraviolet light (EPROM) or by application of an electronic signal (EEPROM).
PS Program Stream: A combination of one or more PESs with a common timebase. PSI
Program Specific Information: Consists of normative data, which is necessary for the demultiplexing of transport
streams and the successful regeneration of programs. (See also: SI).
PSIP Program System Information Protocol : The ATSC equivalent of SI for DVB. PSK
Phase Shift Keying: A method of modulating digital signals particularly suited to satellite transmission.
PSR
Professional Satellite Receiver: See also: IRD.
PSU
Power Supply Unit.
PTS
Presentation Time Stamp (ATSC).
QAM
Quadrature Amplitude Modulation: A method of modulating digital signals, which uses combined techniques of
phase modulation and amplitude modulation. It is particularly suited to cable networks.
QPSK Quadrature Phase Shift Keying: A form of phase shift keying modulation using four states. QSIF
Quarter Screen Image Format.
Quantise
A process of converting analogue waveforms to digital information. 8-bit quantisation as set out in ITU-R Rec. 601. uses 256 levels in the range 0 – 255 to determine the analogue waveform value at any given point. The value is then converted to a digital number for processing in the digital domain.
RAM Random Access Memory: A volatile storage device for digital data. Data may be written to, or read from, the
device as often as required. When power is removed, the data it contains is lost.
RAS Remote Authorization System: A TANDBERG TV proprietary public-key encryption system used to prevent
unauthorized viewing of a TV programme or programmes.
RF Radio Frequency. ROM
Read Only Memory: A non-volatile storage device for digital data. Data has been stored permanently in this
device. No further information may be stored (written) there and the data it holds cannot be erased. Data may be read as often as required.
RS Reed-Solomon coding: An error detection and correction, coding system. 16 bytes of Reed-Solomon Forward
Error Correction code are appended to the packet before transmission, bringing the packet length to 204 bytes. The 16 bytes are used at the receiving end to correct any errors. Up to eight corrupted bytes can be corrected.
RLC Run Length Coding: Minimisation of the length of a bit-stream by replacing repeated characters with an
instruction of the form ‘repeat character x y times’.
SCPC Single Channel Per Carrier. Spectral Scrambling
A process (in digital transmission) used to combine a digital signal with a pseudo-random sequence, producing a randomised digital signal that conveys the original information in a form optimised for a broadcast channel.
Scrambling
Alteration of the characteristics of a television signal in order to prevent unauthorised reception of the information in clear form.
SDI Serial Digital Interface. SDT
Service Description Table: Provides information in the SI stream about the services in the system; for example,
the name of the service, the service provider, etc.
SELV Safety Extra Low Voltage (EN 60950). STB
Set-Top Box: A box that sits on top of a television set and is the interface between the home television and the
cable TV company. New technologies evolving for set-top boxes are video-on-demand, video games, educational services, database searches, and home shopping. The cable equivalent of the IRD.
STT System Time Table (ATSC).
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Glossary
SFN Single Frequency Network: The SFN technique allows large geographic areas to be served with a common
transmission multiplex. All transmitters in the network are synchronously modulated with the same signal and they all radiate on the same frequency. Due to the multi-path capability of the multi-carrier transmission system (COFDM), signals from several transmitters arriving at a receiving antenna may contribute constructively to the total wanted signal. The SFN technique is not only frequency efficient but also power efficient because fades in the field strength of one transmitter may be filled by another transmitter.
SI
Service Information: Digital information describing the delivery system, content and scheduling (timing) of
broadcast data streams. DVB-SI data provides information to enable the IRD to automatically demultiplex and decode the various streams of programmes within the multiplex. Specified in ISO/IEC 13818[1]. (DVB)
Single Packet Burst Mode
A burst of ASI bytes (either 188 or 204, depending on packet length) is contiguously grouped into an MPEG-2 Transport Stream packet. Stuffing data is added between the packets to increase the data rate to 270 Mbit/s. See DVB Document A010 rev. 1, Section B3.3, (ASI) Layer-2 Transport Protocol.
Smart Card A plastic card with a built-in microprocessor and memory used for identification, financial transactions or other
authorising data transfer. When inserted into a reader, data is transferred to and from the host machine or a central computer. It is more secure than a magnetic stripe card and it can be disabled if the wrong password is entered too many times. As a financial transaction card, it can be loaded with digital money and used in the same way as cash until the balance reaches zero. The file protocol is specific to its intended application.
SMATV
Satellite Mast Antenna Television: A distribution system, which provides sound and television signals to the
households of a building or group of buildings, typically used to refer to an apartment block.
SMPTE Society of Motion Picture and Television Engineers. SMS Subscriber Management System: A system which handles the maintenance, billing, control and general
supervision of subscribers to conditional access technology viewing services provided through cable and satellite broadcasting. An SMS can be an automatic (e.g. Syntellect) system where subscribers order entitlements by entering information via a telephone. Alternatively, an SMS can be a manual system, which requires subscribers to speak with an operator who then manually enters their entitlement requests. Some systems support multiple SMSs.
SNG Satellite News-Gathering. SNMP Simple Network Management Protocol. Spatial Redundancy
Information repetition due to areas of similar luminance and/or chrominance characteristics within a single frame. Removed using DCT and Quantisation (Intra-Frame Coding).
SPI Synchronous Parallel Interface. Statistical R edundancy Data tables are used to assign fewer bits to the most commonly occurring events, thereby reducing the overall
bit-rate. Removed using Run Length Coding and Variable Length Coding.
TAXI Transparent Asynchronous Tx / Rx Interface: A proprietary high-speed data interface. TCP / IP Transmission Control Protocol/Internet Protocol: A set of communications protocols that may be used to
connect different types of computers over networks.
TDM
Time Division Multiplex: One common, communications channel carrying a number of signals, each with its own
allotted time slot.
TDT Time and Date Table: Part of the DVB Service Information. The TDT gives information relating to the present time
and date.
Temporal Redundancy Information repetition due to areas of little or no movement between successive frames. Removed using motion
estimation and compensation (Inter-Frame Coding).
Time-stamp
A term that indicates the time of a specific action such as the arrival of a byte or the presentation of a presentation unit.
TOT Time Offset Table: This optional SI table supports the use of local offsets as well as the UTC time/date
combination. The purpose of the table is to list by country the current offset from UTC and the next expected change to that
offset (to track when daylight saving occurs). The offset resolution is to within 1 minute over a range of ±12 hours from UTC.
Transport Stream A set of packetised elementary data streams and SI streams, which may comprise more than one programme, but
with common synchronisation and error protection. The data structure is defined in ISO/IEC 13818-1 [1] and is the basis of the ETSI Digital Video Broadcasting standards.
Transport Stream Packet A data structure used to convey information about the transport stream payload. Header
TS Transport Stream.
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Glossary
TSDT Transport Stream Descriptor Table: A component of the MPEG-2 PSI data. This table describes which type of
Transport stream it is in (i.e. DVB, ATSC etc.). It may also contain other descriptors.
TSP Transport Stream Processor. TVCT
44.45 mm (rack height standard).
Terrestrial Virtua l C hannel Table (ATSC).
U UART
Universal Asynchronous Receiver Transmitter: A device providing a serial interface for transmitting and
receiving data.
UHF Ultra High Frequency: A portion of the electromagnetic spectrum covering 300 MHz to 3000 MHz (3 GHz). Upconvert
The process by which the frequency of a broadcast transport stream is shifted to a higher frequency range.
Uplink The part of the communications satellite circuit that extends from the Earth to the satellite. UPS
Uninterruptable Power Supply: A method of supplying backup power when the electrical power fails or drops to
an unacceptable voltage level. Small UPS systems provide battery power for a few minutes; enough to power down the computer in an orderly manner. This is particularly important where write back cache is used. Write back cache is where modified data intended for the disk, is temporarily stored in RAM and can be lost in the event of a power failure. Sophisticated systems are tied to electrical generators that can provide power for days. UPS systems typically provide surge suppression and may provide voltage regulation.
UTC Universal Time Co-ordinate: An internationally agreed basis for timekeeping introduced in 1972 and based on
international atomic time (corresponds to Greenwich Mean Time or GMT).
VCT Virtual Channel Table (ATSC). VHF
Very High Frequency: A portion of the electromagnetic spectrum covering 30 MHz to 300 MHz.
VITC
Vertical Interval Time Code.
VITS Vertical Interval Test Signal: See: ITS. VPS
Video Programming System: A German precursor to PDC
WSS
Wide Screen Switching: Data used in wide-screen analogue services, which enables a receiver to select the
appropriate picture display mode.
WST World System Teletext: System B Teletext. Used in 625 line / 50 Hz television systems (ITU-R 653). XILINX
A type of programmable Integrated Circuit.
Y (Luminance) Defines the brightness of a particular point on a TV line. The only signal required for black and white pictures.
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B.
Annex B
Technical Specification
Contents
(TT1260/HWO/HM) .................................... B-12
B.1 Output ......................................................................B-3
Introduction ................................................ B-12
B.1.1 International Television Standards ...............B-3
16QAM/8PSK input specification
B.1.2 Supported Video Bit-rates.............................B-3
16QAM/8PSK LNB Control .........
...............
...............
B-12 B-14
B.1.3 Supported Video Resolutions .......................B-3
B.5.3 16QAM/QPSK Satellite Receivers
B.1.4 Performance Figures ....................................B-4
.................... B-15
Vertical Blanking Signals ..............................B-4
(TT1260/HWO/COFDM678) ...................... B-16
Video Performance .......................................B-4
(4-input) (TT1260/HWO/H0M)
SDI................................................................B-5
B.5.5 TTV G.703 Input (TT1260/HWO/G703) ..... B-17
B.5.4 COFDM Terrestrial Receivers
B.2 Audio Decoding and Output Stage............................ B-5
B.5.6 ATM AAL-1 E3 Telco Input
B.2.1 General .........................................................B-5
(TT1260/HWO/ATM-E3) ............................ B-18
B.5.7 ATM AAL-1 DS3 Telco Input
B.2.2 MPEG Audio .................................................B-6
(TT1260/HWO/ATM-DS3).......................... B-18
B.2.3 Dolby Digital AC-3 Audio ..............................B-6
B.5.8 DVB-ASI Input (TT1260/HWO/ASI)............ B-19
B.2.4 Linear Audio.................................................. B-6
B.5.9 10/100BaseT IP Input (TT1260/HWO/IP) .. B-19
B.3 Audio Output Format.................................................B-6
B.6 Output Options ....................................................... B-20
B.3.1 General ......................................................... B-6
B.6.1 High-speed Data
B.3.2 Analogue Audio ............................................B-7
(TT1260/HWO/HSDATA)........................... B-20
B.3.3 Digital Audio.................................................. B-7
B.6.2 High-Speed Data over Ethernet
B.3.4 Embedded Audio ..........................................B-7
(TT1280/SWO/HSETHER)......................... B-20
B.3.5 Audio Routing ...............................................B-8
B.3.6 Lip Sync ........................................................B-8
B.7 Frame Sync Connector........................................... B-21
B.3.7 Supported Audio Specifications....................B-8
B.8 Output Specifications.............................................. B-21
B.3.8 Supported Audio Bit-rates.............................B-8
B.8.1 Video Outputs ............................................ B-21
B.3.9 Digital Audio Outputs ....................................B-9
Analogue Composite Video........................ B-21
Digital Video ............................................... B-22
B.4 Internal Decoder........................................................B-9
B.8.2 Audio Outputs ............................................ B-22
B.5 Input Option Specifications .....................................B-10
B.8.3 Data Outputs .............................................. B-22
B.5.1 QPSK Satellite Receivers
RS-232 Asynchronous (Low-speed) Data
.. B-22
(TT1260/HWO/QPSK) ................................B-10
General.......................................................B-10
Connector................................................... B-23
B.8.4 RS-232/RS-485 Remote Control
LNB Power and Control ..............................B-11
B.8.5 Ethernet Connector .................................... B-23
B.5.2 16QAM/8PSK Satellite Receivers
B.8.6 Summary Alarm Connector........................ B-23
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Technical Specification
B.8.7 Alarm Connector (TT1260/HWO/ALRM)
[Option]....................................................... B-24
B.9 Environmental......................................................... B-25
B.9.1 Conditions .................................................. B-25
B.9.2 Physical...................................................... B-25
B.10 Power Supply ......................................................... B-25
B.10.1 AC Mains Input........................................... B-25
B.10.2 DC Supply Input (-48 Vdc Version) ............ B-26
B.11 Cable Types ........................................................... B-27
B.12 Compliance............................................................. B-27
B.12.1 Safety ......................................................... B-27
B.12.2 EMC ........................................................... B-28
B.12.3 CE Marking ................................................ B-28
B.12.4 C-Tick Mark................................................ B-29
List of Tables
Table B.1: International Television Standards - 525 Line
Output .......................................................................... B-3
Table B.2: International Television Standards - 625 Line
Output .......................................................................... B-3
Table B.3: Supported Video Resolutions ...................................... B-4
Table B.4: Video Performance ...................................................... B-4
Table B.5: Analogue Audio Performance Specifications ............... B-7
Table B.6: Supported Audio Specifications ................................... B-8
Table B.7: Supported Audio Data Bit-rates (MPEG-2) .................. B-8
Table B.8: Maximum User Bit-rates............................................... B-9
Table B.9: QPSK Satellite Receiver Input Specification ............. B-10
Table B.10: QPSK L-band Satellite Input — Eb/No Ratio ........... B-11
Table B.11: QPSK Bit-rate R188 Limits (Mbit/s) ......................... B-11
Table B.12: LNB Power and Control ........................................... B-12
Table B.13: QPSK/8PSK/16QAM Satellite Receiver Input
Specification............................................................... B-12
Table B.14: Eb/No Requirements. QPSK/8PSK/16QAM
Modulator - Demodulator in IF Loop........................... B-13
Table B.15: QPSK/8PSK/16QAM Bit-rate R188 Limits (Mbit/s) .. B-14
Table B.16: LNB Power and Control (16QAM/8PSK).................. B-14
Table B.17: Typical Requirements for Total System Phase
Noise .......................................................................... B-14
Table B.18: L-band Input Specification........................................ B-15
Table B.19: Demodulator............................................................. B-16
Table B.20: Maximum Bit-rates ................................................... B-16
Table B.21: COFDM Front-end Parameters................................ B-16
Table B.22: COFDM Parameters ................................................ B-17
Table B.23: TTV G.703 Input Specification ................................. B-17
Table B.24 Interface Specifications ............................................. B-18
Table B.25: Interface Specifications ............................................ B-18
Table B.26: DVB-ASI Copper ...................................................... B-19
Table B.27: 10/100BaseT IP Input Specifications ....................... B-19
Table B.28: RS-422 Synchronous Data Output Specification ..... B-20
Table B.29: High-speed Data over Ethernet Connector ............. B-20
Table B.30: Frame Sync Connector ............................................ B-21
Table B.31: Analogue Video Output Connectors......................... B-21
Table B.32: Digital Video Output Connectors.............................. B-22
Table B.33: Analogue and Digital Audio Output Connector ........ B-22
Table B.34: RS-232 Asynchronous (Low-speed) Data
Connector................................................................... B-22
Table B.35: RS232/485 Control Connector ................................. B-23
Table B.36: SNMP Control Connector......................................... B-23
Table B.37: Summary Relay Alarm Output Specification............ B-23
Table B.38: Relay Alarm Output Specification
(TT1260/HWO/ALARM) ............................................. B-24
Table B.39: Alarm Relay Card (TT1260/HWO/ALRM) Pin-outs .. B-24
Table B.40: Environmental Conditions ........................................ B-25
Table B.41: Physical Parameters ................................................ B-25
Table B.42: AC Power Supply Specification ............................... B-25
Table B.43: DC Power Supply Specification ............................... B-26
Table B.44: Suitable Signal Cable Types .................................... B-27
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