If you do not understand the contents of this ma nu al
DO NOT OPERATE THIS EQUIPMENT.
Also, translation into any EC official language of this manual can be made
available, at your cost.
SVENSKA
LÄS DETTA FÖRST!
Om Ni inte förstår informationen i denna handbok
ARBETA DÅ INTE MED DENNA UTRUSTNING.
En översättning till detta språk av denna handbok kan också anskaffas, på
Er bekostnad.
PORTUGUÊS
LEIA O TEXTO ABAIXO ANTES DE MAIS NADA!
Se não compreende o texto deste manual
NÃO UTILIZE O EQUIPAMENTO.
O utilizador poderá também obter uma tradução do manual para o
português à própria custa.
FRANÇAIS
AVANT TOUT, LISEZ CE QUI SUIT!
Si 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 version française
de ce manuel.
ITALIANO
LEGGERE QUEST O AVVISO PER PRIMO!
Se non si capisce il contenuto del presente manuale
NON UTILIZZARE L’APPARECCHIATURA.
È anche disponibile la versione italiana di questo manuale, ma il costo è a
carico dell’utente.
NEDERLANDS
LEES DIT EERST!
Als u de inhoud van deze handleiding niet begrijpt
STEL DEZE APPARATUUR DAN NIET IN WERKING.
U kunt tevens, op eigen kosten, een vertaling van deze handleiding
krijgen.
SUOMI
LUE ENNEN KÄYTTÖÄ!
Jos et ymmärrä käsikirjan sisältöä
ÄLÄ KÄYTÄ LAITETTA.
Käsikirja voidaan myös suomentaa asiakkaan kustannuksella.
DANSK
LÆS DETTE FØRST!
MEDMINDRE DE TIL FULDE FORSTÅR INDHOLDET AF DENNE
Vi kan også for Deres regning levere en dansk oversættelse af denne
Udstyret må ikke betjenes
HÅNDBOG.
håndbog.
DEUTSCH
LESEN SIE ZUERST DIESEN HINWEIS!
Sollte Ihnen der Inhalf dieses Handbuches nicht klar verständlich sein,
BEDIENEN SIE DIESE GERÄTE NICHT!
Eine Übersetzung des Handbuches in diese Sprache ist gegen
dann
Berechnung lieferbar.
ESPAÑOL
LEA ESTE AVISO PRIMER O!
Si no entiende el contenido de este manual
NO OPERE ESTE EQUIPO.
Podemos asimismo suministrarle una traducción de este manual al
(idioma) previo pago de una cantidad adicional que deberá abonar usted
mismo.
This document and the information c ontained in it is the property o
TANDBERG Television Ltd and may be the subject of patents
pending and granted. It must not be used fo r commercial purposes
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), wheth er in whole or in part,
without TANDBERG Television’s prior written agreement.
2001 TANDBERG Television Ltd. All rights reserved.
ΕΛΛΗΝΙΚΑ
ÄΙΑΒΑΣΤΕ ΠΡÙΤΑ ΑΥΤΟ!
Αν δεν καταλÜβετε το περιεχüìενο αυτοý του βοηθÞìατοò/εγχειριδßου
ΜΗΝ ΛΕΙΤΟΥΡΓΗΣΕΤΕ ΑΥΤΟΝ ΤΟΝ ΕΞΟΠΛΙΣΜΟ.
Επßσηò, αυτü το εγχειρßδιο εßναι διαθÝσιìο σε ìετÜφραση
σε αυτÞ τη γλþσσα και ìπορεßτε να το αγορÜσετε.
Issue 3 first published in 2001 by:
ANDBERG TELEVISION LTD
T
REGISTERED ADDRESS:
ASINGHALL STREET
35 B
LONDON
EC2V 5DB
NITED KINGDOM
U
Registered Company Number 03695535
Page iiInstruction Manual: evolution 5000 E5500 Mob ile Co ntribution Encoder
ST.TM.E10033.3
List of Contents
Chapter 1: Introduction
Gives a general description of the equipment and its main features and
functions. Identifies the controls, indicators and connectors on the front
and rear panels, and lists the available options.
Chapter 2: Installing the Equipment
Provides a guide to the suitability of an installation and gives detailed
procedures for the preparation and installation of the equipment. Also
details the external connectors and provides important safety
information.
Chapter 3: Operating the Equipment Locally
Describes local control in detail. Provides the power-up/-down procedures
and other general operating/control/set-up procedures.
Chapter 4: Equipment Description
Provides a high-level functional description of the eq ui p m ent and a brief
explanation of some of the principles used to ai d in understanding i ts
operation.
Preliminary Pages
Chapter 5: Preventive Maintenance and Fault-finding
Details routine maintenance tasks to be performed by the operator and
provides general servicing advice and fault-finding information. Provides
information regarding warranty and maintenance available from Customer
Services. Gives relevant disposal information.
Annex A: Glossary
Annex B: Technical Specification
Annex C: Error Messages
Annex D: Predefined User Configurations
Annex E: Language Abbreviations
Annex F: Creating and Downloading a Logo
Annex G: Quick Reference Guide
Index
Instruction Manual: evo lution 5000 E5500 Mobile Contribution Encode rPage iii
ST.TM.E10033.3
Preliminary Pages
About this Manual
This manual provides instructions and information for the installation and
operation of the MCE.
This manual should be kept in a safe place for reference for the life of the
equipment. It is not intended that this manual will be amended by the
issue of individual pages. Any revision will be by a complete reissue.
Further copies of this manual can be ordered from the address shown on
page vi. If passing the equipment to a third party, also pass on the
relevant documentation.
Issues of this manual are listed below:
IssueDateSoftware VersionComments
1May 20002.8 to 3.1Initial release. Software version is that of the Host
1r1July 20002.8 to 3.1Contact information updated, minor formatting changes.
2Aug 20002.8 to 3.1Updated to include Remultiplexing, RAS and additional
3Feb 20012.8 to 3.3New functionality added: BISS; Linear audio PCM
Processor.
Audio options.
coding now compliant with SMPTE 302M; Auto lip sync
option; allow PIDs to be set via front panel; add Ident
text onto test patterns; include display/contrast setting;
include two ISOG configs; Brown out feature added
(QPSK Modulator); add Power On State (Modulator
menu). Manual reformatted to corporate style.
The following associated manuals are also av ailable:
• ST.TS.E9140:Remote Control Protocol
• ST.TS.SNMP.E10022:SNMP Remote Control Protocol.
Acknowledgements
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 countries 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
AC-3® is a registered trademark of Dolby Laboratories Licensing
Corporation.
Dolby Digital® is a registered trademark of Dolby Laboratories Licensing
Corporation.
Page ivInstruction Manual: evo lution 5000 E5500 Mobile Contribution Encoder
ST.TM.E10033.3
Musicam® is a registered trademark of Thomson and Télédiffusion de
France (TDF), Europe, and is a registered trademark of CCS (now Musicam
USA Incorporated), USA.
Pro Logic® is a registered trademark of Dolby Laboratories Licensing
Corporation.
Ethernet® is a registered trademark of Xerox Corporation.
XILINX® is a registered trademark of Xilinx Inc.
Trademarks
NDS™ is a trademark of NDS Limited.
Pozidriv™ is a trademark of European Industrial Services.
Panasonic™ is a trademark of Matsushita Electric.
Warnings, Cautions and Notes
Heed Warnings
Preliminary Pages
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 user instructions should be followed.
Retain Instructions
The safety and operating instructions should be retained for future
reference.
WARNINGS GIVE INFORMATION WHICH, IF STRICTLY OBSERVED, WILL PREVENT PERSONAL
INJURY OR DEATH, OR DAMAGE TO PERSONAL PROPERTY OR THE ENVIRONMENT. THEY
ARE BOXED AND SHADED FOR EMPHASIS, AS IN THIS EXAMPLE, AND ARE PLACED
IMMEDIATELY PRECEDING THE POINT AT WHICH THE READER REQUIRES THEM.
WARNINGS....
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.
NOTES...
Notes provide supplementary information. They are highlighted for emphasis, as in this example, and
are placed immediately after the relevant text.
Instruction Manual: evo lution 5000 E5500 Mobile Contribution Encode rPage v
ST.TM.E10033.3
Preliminary Pages
EMC Compliance
This equipment is certified to the EMC requirements detailed in Annex B,
Technical Specifications. To maintain this certification, only use the leads
supplied or if in doubt contact Customer Services.
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 reviews to ensure the
perfect partnership between TANDBERG Television and your business.
Levels of Support
We offer a number of support service levels so you can choose the one
most appropriate to your business requirements.
• For the initial 12 months, Bronze Level Support is provided free on
this product. An extended time period can be purchased for this level.
•Silver Level Support extends the coverage to include on-site support,
preventive maintenance and discount on pre-designed training.
• The Gold Level Support gives an enhanced support package. It builds
on the Silver Level by including advanced repair exchange, an account
focused engineer, version migration support and further discount on
predesigned training.
Where to Find Us
Europe, Middle East +44 (0) 23 8048 4455
and Africa:Fax: +44 (0) 23 8048 4467
Americas Office:+ 1 888 637 0023
South Americas Office: + 1 949 725 2699
Hong Kong Office:+ 852 2899 7000
Australia/NZ Office:+61 2 9356 8599
Internet Address:http://www.tandbergtv.com
fieldservice@tandbergtv.com
fieldservice-americas@tandbergtv.com
fieldservice-americas@tandbergtv.com
fieldservice-asia@tandbergtv.com
fieldservice-australia@tandbergtv.com
Page viInstruction Manual: evolution 5000 E5500 Mobile Co ntr ibution Encoder
ST.TM.E10033.3
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 schedul ed 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 Addresshttp://www.tandbergtv.com
Customer Services and Technical Training Postal Address
Tandberg Television
Strategic Park
Comines Way
Hedge End
Southampton
Hampshire
SO30 4DA
United Kingdom
Technical Publications
If you need to contact TANDBERG Television Technical Publications
regarding this publication, e-mail: techpubs@tandbergtv.com.
Instruction Manual: evo lution 5000 E5500 Mobile Contribution Encode rPage vii
ST.TM.E10033.3
Preliminary Pages
BLANK
Page viiiInstruction Manual: evo lution 5000 E5500 Mobile Contribution Encoder
ST.TM.E10033.3
Contents
1.1 Scope of this Manual.................................................1-3
1.1.1 Who Should Use this Manual........................1-3
Table 1.4: Dolby Digital Audio Encoding Bit-rates.......................1-12
Table 1.5: Front Panel Indicators.................................................1-15
Table 1.6: Mandatory Card and Module Positions.......................1-17
Table 1.7: RAS and REMUX Module Numbering........................1-19
Page 1-2Instruction Manual: evolution 5000 E5500 Mobile Contribution Encoder
ST.TM.E10033.3
1.1 Scope of this Manual
1.1.1 Who Should Use this Manual
This manual is written for operators/users of the E5500 Mobile
Contribution Encoder (MCE). The Mobile Contribution Encoder is used as a
stand-alone unit to output a complete modulated transport stream into a
satellite network.
The manual is written to assist in the installation, operation and day-to-day
care of the unit. All information is applicable to all models of the Encoder
unless otherwise stated.
WARNING…
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 THIS EQUIPMENT.
CAUTION…
Unauthorised maintenance or the use of non-approved replacements may affect the equipment
specification and invalidate any warranties.
Introduction
This manual does not include any maintenance information or procedures
that require the removal of covers.
1.1.2 Software Versions
This manual has been written to cover the functionali ty of firmware version
1.1 and later of the Motherboard
later of the Host Processor of the Motherboard. The current software
version can be found by viewing the Version Info Menu (see Chapter 3,
Figure 3.9).
This manual continues to be relevant to subsequent firmware issues where
the functionality of the equipment has not changed. Where a new issue of
firmware changes the functionality, a new issue of this manual is provided.
1
(S8475) and software version 2.8 and
1.1.3 Equipment Covered by this Manual
Equipment Model
Figure 1.1: Mobile Contribution Encoder Front View
The MCE comprises an enclosure with a Motherboard
1
and Video
Compression Module fitted. The three option slots of the bottom tray are
fitted with a Video Input Module, a Data Input Module and a QPSK
Modulator Card.
1
S8475 is sometimes referred to as the Base Board 3ASI.
Instruction Manual: evolution 5000 E5500 Mobile Contribution EncoderPage 1-3
ST.TM.E10033.3
Introduction
p
If option slot 4 is not occupied by an option module, it must have a
blanking module fitted to maintai n correct internal air-flow (see Table 1.7).
The marketing product number and model number of the basic unit is
shown in Table 1.1.
Table 1.1: Equipment Model Description
Model
Name
EncoderE5500E10033
Information Label
There are two information labels which identify the configuration of the
unit. Figure 1.2 and Figure 1.3 are typical examples.
Serial Number
A unique number for unit identification
Hardware Configuration
A reference which identifies each
piece of hardware in the equipment
Figure 1.2: Information Label
Product Name
A name which identifies the type
roduct
of
Marketing Number
A code which identifies the product
for marketing purposes
Model
Number
Marketing
Description
Number
M2/ENC/E5500
MPEG-2 Encoder with 4:2:0 video encoding mode (4:2:2 is available
as a purchasable upgrade), analogue video, SDI and data inputs.
QPSK modulation.
EVOLUTION 5000 ENCODER
Serial No. 41
10033 – 49 Bld rev 1_0_3
M2/ENC/E5500
ENCODER
Serial No.NNNN
10033 – 49
Bld rev 1_0_3
M2/ENC/E5500
Bar Code
Used for unit identification in the
manufacturing process
Build Revision
A reference which identifies the build
revision of the equipment
Marketing Number
A code which identifies the product
for marketing purposes
Serial Number
A unique number for unit identification
Figure 1.3: Information Label 2
Option Slot Number
Hardware Configuration
Build Standard
n/a 1234For reference – not shown on label (see Figure 1.7).
10033-1-3-2-49Each piece of hardware has a unique number (see Table 1.7).
01-01-01-01-01
Refers to a Blank Module in option slot 4.
Refers to a QPSK Module in option slot 3.
Refers to a Non DVB Data IP Module (sometimes known as
an RS-422 Data Input Module) in option slot 2.
Refers to a Video Input Module in option slot 1.
Refers to the basic enclosure with one Motherboard (Base
Board 3ASI) and one Video Compression Module fitted.
Figure 1.4: Correlation Between Hardware and Build Standard Numbers
NOTE…
Refer to Table 1.7 and Figure 1.8 for the position of the module slots.
Page 1-4Instruction Manual: evolution 5000 E5500 Mobile Contribution Encoder
ST.TM.E10033.3
Introduction
Hardware Configuration
Each piece of hardware has a specific reference number. These are linked
to give a hardware configuration number (see Figure 1.4) for the whole
unit. The first part of the number refers to the enclosure and any
mandatory modules, and each subsequent part refers to an option module.
Refer to Table 1.7 for the positions of each option module.
Build Revision
The build revision number (see Figure 1.4) refers to the physical status of
the enclosure and any option modules at the time the equipment was
shipped from the factory.
Firmware / Software Versions
This manual has been written to cover the functionali ty of the firmware
versions which are contained within the bui ld standard identified on the
information label (see the rear of the Encoder and also Figure 1.4).
This manual continues to be relevant to subsequent build standards where
the functionality of the equipment has not changed. Where the build
standard changes the functionality, a new issue of this manual is provided.
1.2 Role of the MCE
1.2.1 Typical System
The Mobile Contribution Encoder (MCE) is a transportable digital exciter
designed specifically for mobile contribution applications. It is compact and
lightweight, fully MPEG-2 and DVB compl iant, and has high performance
for the transmission of studio-quality video material. The equipment is
designed to be suitable for both flyaway use (within an appropriate flight
case) and truck installation.
The Encoder comprises a single vi deo encoder, two stereo audio encoders
(dual standard MPEG-1 (layer 2)/Dolby Digital) and general purpose VBI
extraction and encoding circuitry.
High quality video encoding is ensured by the inclusion of di gital noise
reduction techniques and many other proprietary algorithms as well as
standard MPEG compression techniques. Hierarchical motion estimation is
also used.
Video is input to the unit in Composite, Component or serial digital (SDI)
format. There is also a logo overlay facility allowing broadcasters to
trademark material.
Transponder bandwidth can be traded with video quality by operating the
video compression bit-rate in the range 1.5 – 45 Mbit/s. Over this
operating range, encoded video resolution can be controlled in order to
optimise subjective encoding performa nce.
The MCE encodes up to four channels of audio, which may be configured
as four mono channels or two stereo pairs, input as either analogue or
AES/EBU digital audio.
Instruction Manual: evolution 5000 E5500 Mobile Contribution EncoderPage 1-5
ST.TM.E10033.3
Introduction
One channel of asynchronous data and one channel of high speed
synchronous data can also be supported (data channels are not
compressed).
The MCE multiplexes these input signals, under user control, to provide
secure programme transmission. The digi tal stream is then processed for
forward error correction (FEC) and modulates a single IF carrier for output
to an Up-converter and High Power Amplifier (HPA) equipment for
transmission to the satellite.
If the Compact Remultiplexing option module is fitted, the MCE is capable
of accepting up to three separate transport streams via ASI connectors
and, (together with the host encoder transport stream), provides four
transport streams multiplexed together. Refer to Figure 1.6 and Chapter 4,Equipment Description for details.
Local control of the equipment is via the front panel keypad and display.
The MCE can also be controlled remotely over an Ethernet interface or
RS-232/RS-485 port. Local health monitoring is incorporated, along with a
local alarm/fail/reset port.
The equipment is fully configurable and extremely flexible, while still being
simple to operate and maintain. Various alignment, testing and diagnostic
facilities have been incorporated to assist with operation and maintenance
in the field.
VIDEO (ANALOGUE)
VIDEO (DIGITAL)
AUDIO
SYNC DATA
ASYNC DATA
Up-link equipment
(including
Up-converter and
High Power
Amplifier)
The encoder processes a broadcast-standard video signal into a
compressed encoded bit-stream in accordance with:
• The MPEG-2 Main profile @ Main level (MP@ML) specification (ISO/IEC
13818); or
• The MPEG-2 4:2:2 Profile @ Main Level (4:2:2P@ML) specification
(ISO/IEC 13818).
NOTE…
The 4:2:2 option will only be available if purchased as an option.
Video Encoding Modes
Either the 4:2:0 or 4:2:2 video encoding modes can be selected. The
coding mode selected affects the compression techniques, encoder delay
and rate control.
NOTE…
The 4:2:2 option will only be available if purchased as an option.
Instruction Manual: evolution 5000 E5500 Mobile Contribution EncoderPage 1-7
ST.TM.E10033.3
•Analogue Composite – 525-line, NTSC-M (with or without pedestal)
(ITU-R BT. 624-4).
•Analogue Component –YP
5).
•Analogue Component – YP
pedestal), or 525 line (no pedestal, Beta levels) format (ITU-R BT.
601-5).
•Serial Digital (SDI) – 4:2:2 YC
serial format), SMPTE-259M.
, PAL 625 line format (ITU-R BT. 601-
RPB
, NTSC 525 line (with or without
RPB
(ITU-R BT. 656-1 part 3) (“D1”
RCB
• Internal test pattern function.
Serial Digital Video Input Error Detection and Handling (EDH)
The serial digital video input supports error detection and handling (EDH)
as defined by the specification SMPTE RP 165-1994, ‘Error Detection
Checkwords and Status Flags for Use in Bit Serial Digital Interfaces for
Television’. Refer to Chapter 4, Equipment Description for further
information.
Video Encoding Functions
The standard video encoding functions include:
• Support for all MP@ML standard coding modes, (and 422P@ML, if
• Support for the standard set of video picture resolutions (720, 704,
640, 544, 480, 352 and SIF) in both 625 and 525 line operation.
• Hierarchical motion estimati on.
• A built in frame resynchroniser to maintain a valid encoded bit-stream
in the event of loss of vi d eo.
• Various low delay modes for delay critical applications.
• Support for a variety of Group of Pictures (GOP) structures with a
variable number of B frames.
• Built in patented adaptive noise reduction circuitry.
• The ability to generate internal video test patterns. These can be
moving, with the ability to load 2 frames.
• A logo overlay facility whereby the MCE is able to overlay broadcaster’s
logos onto the active video.
• Various video fail options, eg, freeze frame, cut to black.
Motion Estimation
The MCE uses Hierarchical motion estimati on. It takes a macro block (16
pixels x 16 pixels) and then performs a series of exhaustive searches for
that block on areas of increasing resolution homing in on an exact match.
Page 1-8Instruction Manual: evolution 5000 E5500 Mobile Contribution Encoder
ST.TM.E10033.3
Introduction
Video Variable Bit-rate
The MPEG-2 compression algorithm uses adaptive fiel d/frame coding,
forward and backward predictive processing with motion estimation and
compensation to reduce the bit-rate to the range 1.5 to 15 Mbit/s.
NOTE…
If the 4:2:2 upgrade has been purchased, video bit-rates of up to 50 Mbit/s are available on the ASI
output. The actual modulated output depends on the symbol rate (which has a maximum of 30
Msymbols/s).
Coding Resolutions
To provide optimum picture quality over the full bit-rate range, the
encoded picture resolution is controlled automatically according to the
video bit-rate. Alternatively, the user can override this and select manual
control, if desired. Avai lable coding resolutions are shown in Table 1.2.
Table 1.2: Video Coding Resolutions and Typical Bit-rates
625 Line Modes525 Line ModesTypical Bit-rate
4:2:0 (Mbit/s)
720 pixels x 576 lines720 pixels x 480 lines4.0 – 8.0up to 50.
704 pixels x 576 lines704 pixels x 480 lines4.0 – 8.0up to 50.
544 pixels x 576 lines544 pixels x 480 lines2.5 – 6.0480 pixels x 576 lines480 pixels x 480 lines2.0 – 6.0352 pixels x 576 lines352 pixels x 480 lines1.5 – 4.0-
Typical Bit-rate 4:2:2 (Mbit/s)
System configuration can be stored in non-volatile random access memory
(NVRAM) for restoration of configured state at power-on.
Internal Frame Synchroniser
An internal frame synchroniser is incorporated to maintain a valid encoded
bit-stream in the event of discrepancies between the relative timing of the
input video syncs and the internal flywheel syncs.
Output on Video Loss
The MCE can be software-configured to show, in the event of video input
loss, either:
• Test pattern
• Freeze frame
• Cut to a black screen.
1.3.2 Audio Encoding
General
Audio can be encoded to either:
• MPEG-1 Audio (layer 2) standard (sampling rate 32 kHz or 48 kHz).
• Dolby Digital (sampling rate 32 kHz, 44.1 kHz or 48 kHz).
Output bit-rate is selectable in the range 32-384 kbit/s (dependent on
configuration) for MPEG-1 Audio (layer 2) and 56-640 kbit/s
(dependent on configuration) for Dolby Digital.
Instruction Manual: evolution 5000 E5500 Mobile Contribution EncoderPage 1-9
ST.TM.E10033.3
Introduction
• Pre-compressed (or pre-encoded – IEC 61937) audio in pass-through
mode is also available (i t only operates at 48 kHz). This is where an
audio stream has already been encoded externally, pri or to entering
the Encoder, and passes through to the output. This type of audio is
supported in Dolby Digital.
NOTE…
Motherboard software prior to ver 3.3 included Dolby Digital (AC-3) as part of the standard product.
A separate licence is required from software ver 3.3, this is available from TANDBERG Television.
The input for this type of audio is either vi a the Serial Digital Input of
the audio connector or it can be embedded with the incoming video.
Audio Inputs
The standard audio input is:
•AUDIO IN - 15 way male D-type - software selectable balanced
analogue or digital AES/EBU, with AES/EBU on left only. The right
channel can be configured to output a reference AES/EBU signal for an
external Dolby AC-3 Encoder. The audio connector is a 15-way male Dtype, but a break out cable is supplied which plugs into this connector
and provides a more convenient means of connecting the audio inputs
via four XLR female connectors.
• Alternatively, audio can be input embedded as AES/EBU on the serial
digital input (SDI). In this mode a maximum of four stereo pairs can
be extracted. Audio may be converted to either of the standard output
frequencies, 32 kHz or 48 kHz, by use of the built-in asynchronous
sample rate converters.
Audio Channels
The MCE supports four channels of audio, which may be configured as:
• Four analogue single mono channels, 600 Ω or 20 kΩ
• Two analogue stereo pairs, 600 Ω or 20 kΩ
• Two digital channels, AES/EBU or embedded SDI.
MPEG Encoding Modes
The two stereo pairs may be config ured in various MPEG-2 encoding
modes:
• Single mono: a mono si gnal is encoded on the left channel only
• Dual mono: the left and right signals are encoded and carried in the
transport stream as a single Packetised Elementary Stream (PES) data
stream. The way that the left and right signals are output from the
receiver is dependent on how the routing is set up on the receiver.
Both the left and the right may be output, or the left only, or the right
only. This is typically used for multilingual services
•Stereo: A stereo pair is coded as two mono signals - the two signals
are output as stereo at the receiving end
•Joint/intensity stereo: A stereo pair is coded taking advantage of
the stereo nature of the channels - the two signals are output as
stereo at the receiving end.
Page 1-10Instruction Manual: evolution 5000 E5500 Mobile Contribution Encoder
ST.TM.E10033.3
Introduction
NOTE…
Joint/intensity stereo is not available in Dolby Digital mode.
Audio Variable Bit-rate
MPEG-1 audio output bit-rate (see Table 1.3) is selectable in the range
32-384 kbit/s (dependent on configuration).
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ST.TM.E10033.3
Introduction
Dolby Digital (AC-3)
Dolby Digital (AC-3) audio encoding incorporates digital normalisation,
preprocessing (filtering), dynamic range compression and the addition of
bit-stream information. Dolby Pro Logic audio can be carried as stereo
audio through the Encoder as long as a suitably high bit-rate is selected.
The audio outputs may be configured in single channel mono (1/0) or dual
channel stereo (2/0) encoding mode. The audio output bit-rate is
selectable in the range 56 – 640 kbit/s (dependent on configuration). See
Table 1.4.
Table 1.4: Dolby Digital (AC-3) Audio Encoding Bit-rates
The encoder supports pre-encoded AC-3 to the standard IEC 61937,
‘Interfaces for Non-linear PCM Encoded Audio Bitstreams applying
IEC 60958’.
Test Tone
The equipment can be configured to generate a test tone for alignment
purposes. Refer to Annex B, Technical Specification for level and
frequency.
1.3.3 Vertical Blanking Interval Line Processing
Vertical Blanking Interval Line Processing Modes
Introduction
The Encoder has three possible modes for processing Vertical Blanking
Interval (VBI) lines.
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Introduction
NOTE…
The following three processing modes are only available if the 4:2:2 upgrade is purchased.
VBI in Picture
By selecting the extended activ e picture format available in the MPEG
4:2:2 specification the MCE compresses and transmits the VBI data as part
of the active picture. This mode requires up to 3 Mbit/s of extra bit-rate,
depending on the amount and complexity of the VBI present.
NOTE…
VBI in Picture transmits the VBI waveform as part of the picture and as such will be subject to some
distortion. Most analogue VBI types are robust against this type of distortion but others, e.g. video
index, are intended for SDI transmission and will not survive MPEG coding/decoding in VBI in Picture
mode.
VBI in PID
The MCE has the ability to extract and transmit a wide variety of VBI line
formats. Field Programmable Gate Array (FPGA) circuitry on the front end
of the equipment incorporates a number of general purpose li ne grabbers
so that known formats of VBI data can be extracted. Closed caption data
together with other formats of VBI data such as VITC and VPS are to be
transmitted in the user data field of the video.
The following VBI data formats are supported:
• Line 21 data Services EIA-608 (Closed Caption and V-chip)
• Neilson AMOL 11
• VITC (EBU and SMPTE)
• Programme Delivery and Control PDC, via ITU-R system B Teletext
extension data packets of type 8/30, format 2 and Line 16 Video
Programming System (VPS). Video Programming Teletext (VPT) and
VPS are trade names
• Wide Screen Signalling (WSS) EN 300 294
• Test Signals UK-ITS, ITU-R, FCC ITS (inserted at the receiver)
• Video Index (for Pan Scan and Aspect Ratio).
Teletext Extraction
The Encoder supports internal Teletext data extraction (Teletext drop)
from the VBI of a video input and formats this data into a transport
packet, as specified in the DVB specification.
The MCE can extract up to 18 lines of Teletext from each field of the video
frame. The supported VBI line number range is 10-22 and 273-285 for 525
lines and 7-24 and 319-336 for 625 lines. Line filters can be invoked to
selectively disable any individual lines in this range. These are provided to
allow the user to ensure that non-Teletext lines (e.g. ITS lines) are not
erroneously extracted. The extracted Teletext lines are formatted into PES
packets according to the DVB specification. The Teletext PES packets are
time-stamped to allow correct alignment of subtitling captions with
decoded video.
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Introduction
The following Teletext services are extractable:
• WST Teletext
• PDC Program Delivery Control
• STARTEXT;
• Softel Remote Control;
• Night Owl Remote Control;
• Studio Talk Back;
• Inverted Teletext.
1.3.4 Data Channels
The MCE can provide data channels that operate as bit-pipes between the
encoder and decoders. Two types of data channel are supported:
•Synchronous RS-422: one channel is supported at data rates of
n × 64 kbit/s (up to 2.048 Mbit/s) or n × 56 kbit/s (up to 1.792 Mbit/s)
where n = 32 max.
•Asynchronous RS-232: one channel i s supported at baud rates of
1.2 – 38.4 kbaud.
1.3.5 QPSK IF Modulation
The QPSK Modulator Module provides the satellite transmission functions
specified for MPEG-2 packet signals as defined by the following
specifications:
• EN 300 421, ‘Digital Video Broadcasting (DVB); Framing Structure,
Channel Coding and Modulation for 11/12 GHz Satellite Services’;
• prEN 301 210, ‘Digital Video Broadcasting (DVB); Framing Structure,
Channel Coding and Modulation for Digital Satellite News Gathering
(DSNG) and Other Contribution Applications by Satellite’.
The modulator module provides QPSK modulation in the frequency range
70 MHz ± 20 MHz, and outputs data at a symbol-rate defined by the
encoding module. The spectrum of the QPSK signal can be set to Norm al
and Inverted states. The convolutional FEC rate can be selected from
values 1/2, 2/3, 3/4, 5/6, and 7/8. Output power can be programmed in
the range -20 dBm to +5 dBm
1.3.6 Control and Monitoring
Methods
Remote control of the MCE is via the Ethernet network running the Simpl e
Network Management Protocol (SNMP) protocol . The protocol, (MIB
interface), can be provided on request.
The unit is also provided with RS-232/RS-485 serial interfaces for control.
The protocol for these interfaces can also be pr ov ided on request.
Alternatively, Local control is implemented through the front panel key pad
and display.
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1.4 Guided Tour
1.4.1 The User Interface
The MCE itself provides no controls at the rear panel but there is a status
display and keypad at the front panel. All connectors are provided at the
rear panel. Control and monitoring may be performed in a variety of ways
(see Control and Monitoring). Once configured, the system runs without
the need for further intervention unless system conf iguration requirements
change.
1.4.2 LED Colour Coding Philosophy
Two LED colours are used externally in this equipment:
•Red is used to indicate fault conditions, e.g. a missing or faulty input
signal. For correct operation, the red LED must be off, although it may
be on briefly during power-up.
•Green is used to indicate correct conditions and correct system
functioning. For normal operation, the green LED must be on
continuously.
Introduction
This colour coding principle was devised to facilitate instant perception by
the operator of the equipment's operational status, i.e. the red LED on or
the green LED permanently off indicates a fault condit ion.
1.4.3 Front Panel Description
Components
The MCE provides a keypad to input data. There are two LED indicators,
located on then left of the front panel (see Figure 1.7).
Front Panel Status Display and Keyboard
The front panel status display and keyboard are used as a local control
method and to set up and configure the MCE (see Chapter 3, Operatingthe Equipment Locally). They can also be used as quick method for
accessing the status of the equipment. The status display by default shows
the service name of the video channel being encoded, the equipment type
indicator and the alarm fail status.
Table 1.5: Front Panel Indicators
IndicatorColourDescription
AlarmRedThis LED is lit when an alarm condition has been detected by the MCE.
PowerGreenThis LED is lit when power is being received by the MCE.
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Introduction
(
)
A
(
)
(
)
(
)
ALARM
POWER
Figure 1.7: Front Panel Indicators
1.4.4 Rear Panel Description
The MCE provides all the connectors at the rear panel. The connectors
depend on whether any of the option modules are fitted. All the
connectors, except the power connector, are physically located on the
separate modules that comprise the MCE. Cutaways in the rear panel
permit access to them. See Figure 1.8.
Touch pads, to
select options
Video Compression
Module (tray 1)
Motherboard
(Base Board 3ASI)
tray 2
Slots 1-3 (tray 3)
ETHERNET 1 and 2
- data i/p and control
REMOTE CONTROL
VIDEO INPUTS
(Slot 1)
HOST STATUS
(engineering use)
Figure 1.8: Rear Panel Connectors
NOTE…
The connectors with grey annotations on Figure 1.7 are unused on this model. These connectors are
also listed in Table 2.15 in Chapter 2, Installing the Equipment.
SDI - Serial
Data Interface
- video i/p
DATA INPUTS
(Slot 2)
VCM STATUS
(engineering use)
REMOTE
CONTROL OUT
ASI OUT 1,2,3
IF OUTPUTS
Slot 3
LARM
Technical Earth
Slot 4
blank module
AUDIO IN i/p
Mains Power
Connection
Information Label 1
Positioned on R/H side
not shown
Information Label 2
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1.4.5 Construction
Enclosure
The MCE is robustly constructed and is housed in a shielded, self-ventilated
2U high enclosure. All external connections are via rear panel connectors.
The equipment is designed primarily for free-standing, but may be
mounted in a 19 inch rack, if required. It is lightweight and compact, and
suitable for both flyaway use (within an appropri ate flight case) and truck
installation.
The equipment operates from a mains power supp ly, having a wideranging power supply covering 100 – 120 Vac or 220 – 240 Vac at
50/60 Hz nominal. The equipment is intended to operate in ambient air
temperature conditions in the range 0°C to +40°C.
Boards/Modules in the MCE
The MCE contains a Motherboard2 and a Video Compression Module which
are factory fitted in the two top tray positions provid ed by the enclosure
(see Table 1.6 and Figure 1.8). Video, Data and QPSK Modulator modules
are fitted in the three slots of tray three (see Table 1.7 and Figure 1.8 ).
The Motherboard (S8475) is labelled as ‘Base Board 3ASI’ on the PCB.
For module descriptions see Chapter 4, Equipment Description. Access to
the modules is not required for normal operation and may invalidate the
warranty.
2
The Motherboard is s o me time s r e ferred to as the Base B o ard 3ASI.
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Introduction
1.5 Standard Modules
1.5.1 Functions
The MCE is shipped with the Video, Data and QPSK Modulator modules
fitted in slots 1, 2 and 3 respectively. The functionality of the basic MCE
can normally be enhanced with the incl usion of additional modules in sl ot
4. These consist of a horizontally mounted PCB with rear panel connector
space. At reset, the software of the Motherboard
are fitted and configures them as necessary. The modules are fitted into
the positions indicated i n Table 1.7.
1.5.2 Analogue Video Input
(M2/EOM1/VID)
The Video Input Module (S8481) provides the MCE with high quality
analogue video inputs via three BNC connectors. The input format is either
composite video (P AL B/D/G /H/I/M and NTSC-M) or component Y, C
The Setup/Video/Source menu associated with this opti on is described in
Section 3.9.3 in Chapter 3. For a specification of this interface see Annex
B, Technical Specification.
2
detects which modules
, CB.
R
1.5.3 Frequency Agile QPSK Modulator
(M2/EOM1/QPSK2)
The Frequency Agile QPSK Modulator (S10949) is an internal satellite
modulator module. It plugs into the MCE backplane and accepts an MPEG2 transport stream directly from the Encoder’s internal program Multi plexer
or via the RAS scrambling module over a synchronous parallel interface.
The Modulator performs energy-dispersal scrambling, Reed-Solomon
encoding, convolutional interleaving, convolutional encoding, symbol
mapping, baseband shaping and modulation, in accordance with the
EN 300 421 specification.
The Modulator module provides QPSK modulation in the frequency range
70 MHz ± 20 MHz, and outputs data at a symbol-rate defined by the
source equipment (Encoder). The spectrum of the QPSK signal can be set
to Normal and Inverted states. The convolutional FEC rate can be selected
from values 1/2, 2/3, 3/4, 5/6, and 7/8. Output power can be programmed
in the range -20 dBm to +5 dBm.
Menus associated with this module are given in Section 3.9.6 in Chapter 3.
1.5.4 RS-232 and RS-422 Data Input (M2/EOM1/DAT)
The RS-232 and RS-422 Data Input Option Module (S8477) offers
supplementary data inputs in systems i n which an Ethernet style data
input is insufficient. It comes with an RS-422 synchronous data input and
an RS-232 asynchronous data input. These inputs have been designed for
backward compatibility to existing System 3000 Encoders. RS-232 data is
input on a dedicated 9-way D-type connector and RS-422 data is input on
a dedicated 15-way D-type connector.
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RS-422 supports nx64 kbit (up to 2.048 Mbit/s) or nx56 kbit (up to 1.792
Mbit/s) data rates where n = 32 max. The RS-232 input can support data
baud rates of 1.2 k – 38.4 kbaud. RS-422 data can be time-delayed for
synchronisation. The time-delay is only accessible via the debug terminal
of the MCE.
Menus associated with this module are given in Section 3.9.5 in Chapter 3.
Empty module slots, except for slot 2, must be fitted with a blank module (S8445) to enable the correct
air-flow through the equipment. Slot 2 (see Table 1.7) can be fitted with a blanking plate (S8500)
alone.
The RAS Scrambling Module (S8489) is used to scramble the services in a
transport stream so that unauthorised users are denied access. It uses
TANDBERG Television’s proprietary Remote Authorisation System (RAS 1)
which supports two methods of key entry: SNG Key mode or Fixed Link
operation. The module can be located in option module slots 2, 3 or 4.
In SNG Key mode, a seven digit key is entered via the front panel on the
Encoder. In Fixed Link mode, an 8 digit key is assigned by TANDBERG
Television and pre-programmed into the Encoder and IRD. Scrambling can
be switched on and off under user control.
The input to the module is the Motherboard (Base Board 3ASI) Multiplexer
output via the backplane. The output is presented on the backplane as well
as three dedicated ASI outputs. The backplane output is used when further
processing is to be performed on the scrambled transport stream.
Examples of the backplane output being used would be when a RAS
Module is used in conjunction with an Internal QPSK Module or ATM
Interface Module. Three ASI outputs are provided, so that in addition to
the output, both monitor and redundancy connections can be catered for.
Menus associated with this option are given in Section 3.9.7 in Chapter 3.
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Introduction
1.6.3 Internal Remux module (M2/EOM1/REMUX)
The Internal Remux module (S10655) is capable of accepting up to three
separate transport streams via ASI connectors and is under the control of
the host Encoder. The functionality allows four transport streams to be
multiplexed together, permitting Encoders to be applied to Multiple
Channels Per Carrier (MCPC) applications. Refer to Chapter 4, Equipment
Description for details. For a specification of this interface see Annex B,
Technical Specification.
Menus associated with this option are given in Section 3.9.8 in Chapter 3.
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Introduction
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