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Installing the Equipment

Page 2-12

Instruction Manual: Professional Receivers and Decoders (IRD)

ST.TM.TT1220.1

Digital Video Output (SDI, Option)

This is a BNC socket that provides a digital video output, optionally with

embedded audio. The SDI output is a factory fitted option. When fitted, it

replaces the second Analogue Composite Video output connector.

Table 2.7: Digital Video Connector

Item

Specification

Connector type

BNC, Female (the SDI output replaces the second CVBS output)

Video output format

ANSI/SMPTE 259M

Audio output format

ANSI/SMPTE 272M, level AEF (option)

Connector designation

SDI

Pin:

Centre
Shield

Signal
Ground / Chassis

Output level

800 mV peak to peak, +/- 10%

Impedance

Ω

Audio Output

The decoder is fitted with either one or two 9-pin D-type connectors each

carrying one stereo audio pair. If two connectors are fitted, an additional

feature might be available, allowing them to carry S/PDIF or Dolby AC-3

audio.

Table 2.8: Analogue Audio Connectors

Item

Specification

Connector type

9-way D-type, Male

Connector designation

Bal aud. out n

Output format

Balanced

Nominal output level

0 dBm in 600

Ω

(0 dBu) adjustable from –6 dB to +6 dB in 0.1 dB steps.

Output impedance

< 20

Ω

Idle channel noise

< -74 dB

Pin

Function

Reserved

Left +

Right +

Ground

Reserved

Ground

Left -

Pin-outs:

Right -

Содержание TT1220 Series

Страница 1: ...ST TM TT1220 1 Issue 1 ENGLISH UK INSTRUCTION MANUAL TT1220 Professional Receivers and Decoders Software Version 2 2 0 and later M2 TT1220CIF S M2 TT1220CIF D M2 TT1220CIF S EXT M2 TT1220NDS S ...

Страница 2: ...E ZUERST DIESEN HINWEIS Sollte Ihnen der Inhalf dieses Handbuches nicht klar verständlich sein dann BEDIENEN SIE DIESE GERÄTE NICHT Eine Übersetzung des Handbuches in diese Sprache ist gegen Berechnung lieferbar ESPAÑOL LEA ESTE AVISO PRIMERO 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 can...

Страница 3: ...ally This chapter provides a guide to using the LCD interface and keypad It also details the setting up configuration and operating procedures Chapter 4 Operating the Equipment Remotely This chapter provides a guide to configuring the RS 232 remote control port and preparing the unit for remote operation This chapter does not detail the remote control procedure itself as this is detailed in the in...

Страница 4: ...arks 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 VideoGuard is a regis...

Страница 5: ...ORMATION 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 CAUTIONS Cautions give information which if strictly followed will prevent damage to equipment or other goods They are boxed for emphasis...

Страница 6: ...n 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 predesigned 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 ...

Страница 7: ...ises 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 Strategic...

Страница 8: ...Preliminary Pages Page viii Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 9: ... 2 2 Inputs 1 5 Transport Stream Input 1 5 1 2 3 Outputs 1 6 Transport Stream Output 1 6 Video Outputs 1 6 Audio Outputs 1 6 Data Output 1 6 Alarm Output 1 6 1 2 4 Conditional Access 1 6 1 3 TT1220 Control Modes 1 7 1 3 1 Introduction 1 7 1 3 2 Remote Control 1 7 1 3 3 Over the Air Control 1 7 1 3 4 Local Control 1 7 1 4 Guided Tour 1 8 1 4 1 Construction 1 8 1 4 2 Front Panel Controls 1 8 Overvie...

Страница 10: ...Introduction Page 1 2 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 11: ...NDS xxx for the NDS VideoGuard version TT1220 IRD Digital Vide o Broadc asting TANDBERG R MPEG 2 Figure 1 1 TT1220 The type of unit can be identified as follows The TT1220 common interface version has a common interface slot at the rear below and right of the QPSK or ASI input The common interface module has to be inserted first before a smart card may be inserted The TT1220 NDS VideoGuard version...

Страница 12: ...rt for PAL B D G H I M and Combination N Support for SECAM B G H D K K1 L Line ID Support for NTSC M 2 x composite video outputs Audio decoding According to MPEG 1 Layer I and II Musicam Sampling rates 32 44 1 and 48 kHz All MPEG 1 Layer I and II bit rates 1 x 9 pin D sub output Data Low speed data RS 232 asynchronous up to 115 2 kbit s Conditional access In addition to product specific CA all uni...

Страница 13: ...ess NDS Director CA support or BSkyB CA support Over the air control NDS Director over the air control only on NDS Director version Control relays Four relays available Unique Features DVB Common Interface Version Conditional access DVB Common Interface CA support Control relays One relay is available 1 2 2 Inputs Transport Stream Input The main input of the TT1220 is the QPSK f connector located ...

Страница 14: ...o pairs carried on two 9 pin D SUB connectors Depending on the configured options the extended audio output may be able to either provide analogue balanced audio AES EBU digital audio AC 3 digital passthrough or AC 3 to analogue Dolby Pro Logic downmix Data Output RS 232 asynchronous low speed data output carried on a 9 way D sub connector available on all models The data output rate is configurab...

Страница 15: ...set to remote When the decoder is remotely controlled local control is disabled until the decoder is configured for the local mode 1 3 3 Over the Air Control This state is entered when the Ctrl Mode setting in the Adv System Options menu is set to OAC When the decoder is remotely controlled local control is disabled until the decoder is configured for the local mode 1 3 4 Local Control Local contr...

Страница 16: ...t is used to set up and monitor the unit Information on the use of these controls is given in Chapter 3 Operating the Equipment Locally Figure 1 2 gives an overview on how to navigate the menus Figure 1 3 explains how to edit these values once a menu item is selected Figure 1 2 Navigating the Menus Figure 1 3 Editing Values in a Menu Edit and Save In the edit mode when the correct value is in plac...

Страница 17: ...f the unit When the LED lights up red an alarm condition has been met according to the alarm set up described in Annex D Alarm Categories and Conditions 1 4 4 Conditional Access5 NDS Videoguard Director Version There is one slot on the rear of the unit to allow the insertion of a Conditional Access CA card for the NDS Director VideoGuard system NDS Videoguard BSkyB Version There is one slot on the...

Страница 18: ...Introduction Page 1 10 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 19: ...S 3548 2 6 2 4 3 FCC 2 6 2 4 4 Connecting to a Public Telecommunication System 2 6 2 5 AC Supply Voltage and Fusing Safety Information 2 7 2 5 1 AC Power Supply 2 7 2 5 2 Technical Earth 2 7 2 5 3 AC Power Supply Cord 2 8 General 2 8 Disposal of Moulded Plugs 2 8 Wire Colours 2 8 2 5 4 Connecting the Equipment to the AC Power Supply 2 8 2 6 Signal Connections 2 9 2 6 1 General 2 9 2 6 2 Input Conn...

Страница 20: ...32 Connector 2 10 Table 2 4 QPSK Satellite Receiver L band Connector 2 10 Table 2 5 DVB ASI Connector 2 11 Table 2 6 Analogue Video Connector 2 11 Table 2 7 Digital Video Connector 2 12 Table 2 8 Analogue Audio Connectors 2 12 Table 2 9 AC 3 Downmix Passthrough Connector 2 13 Table 2 10 Serial Digital Audio S PDIF Connectors 2 13 Table 2 11 RS 232 Low speed Data Connector 2 14 Table 2 12 Alarm Con...

Страница 21: ...rd to lift especially when packed In which case do not attempt to lift or move it without proper assistance or equipment If in doubt get help 2 2 Preliminary Checks 2 2 1 Mechanical Inspection Inspect the equipment for damage in transit If in doubt please contact TANDBERG Television Customer Services see Preliminary pages WARNING REMOVING THE COVERS OF THIS EQUIPMENT MAY INVALIDATE ANY WARRANTIES ...

Страница 22: ...d or covered TT1220 IRD Digital Video Broadcasting TANDBERG R MPEG 2 Figure 2 1 Openings in the Cabinet Care in Positioning CAUTIONS 1 The fan and openings contained within this unit are 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 for one unit aligns with the outlet of another Provide baffles and adeq...

Страница 23: ...SURE THAT THE CABLE AND UNIT ARE AT THE SAME ELECTRICAL POTENTIAL WHEN THE CONNECTION IS MADE AND TO AVOID DAMAGE TO THE EQUIPMENT 2 3 4 Outdoor Antenna Lightning Protection WARNING IF THE RECEIVER HAS BEEN SUBJECT TO A LIGHTNING STRIKE OR POWER SURGE WHICH HAS STOPPED IT WORKING DISCONNECT THE POWER IMMEDIATELY DO NOT REAPPLY POWER UNTIL IT HAS BEEN CHECKED FOR SAFETY IF IN DOUBT CONTACT TANDBERG...

Страница 24: ...equency 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 4 4 Connecting to a Public Telecommunication System CAUTION TT1220 is not const...

Страница 25: ...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 FIRE OR ELECTRICAL SHOCK Table 2 1 Fuse information Item Specification Fuse PCB fixed fuse on the power supply board Fuse type T4A Fuse rated voltage 250 Vac WARNING THE FUSE IS ONLY TO REPLACED BY APPROVED TANDBERG TELEVISION ENGINEERS THE...

Страница 26: ...ed 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 IF THE MOULDED PLUG FITTED 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 ENDANGER LIVES AS LIVE ENDS MAY BE EXPOSED IF THE REMOVED PLUG I...

Страница 27: ...CVBS RS232 REMOTE AUDIO DVB COMMON INTERFACE SAFETY LABEL ON SIDE RS232 DATA ALARM Figure 2 3 Common Interface Version AUDIO 1 AUDIO 2 ASI OUT CVBS QPSK IN DC OUT CVBS RS232 REMOTE SMARTCARD SAFETY LABEL ON SIDE RS232 DATA ALARM Figure 2 4 NDS VideoGuard Version 2 6 2 Input Connectors Overview Refer to Section 2 5 AC Supply Voltage and Fusing Safety Information for ac power supply information WARN...

Страница 28: ...L band Input on QPSK Input Models The L band input is to be connected to a suitable LNB either directly or via a suitable attenuator giving adequate consideration to lightning and surge protection see Section 2 3 4 Outdoor Antenna In most cases an attenuator will not be required The following list summarises the circumstances in which one should be used 1 If the wanted input level is greater than ...

Страница 29: ...3 Output Connectors Analogue Composite Video Output This is a pair2 of BNC sockets which provides an analogue composite video output The default output standard is configured using the Setup Video Format menu Table 2 6 Analogue Video Connector Item Specification Connector type 2 x BNC Female Output format PAL B D G H I Combination N M SECAM B G H D K K1 L NTSC M Output format varies with menu sett...

Страница 30: ...el AEF option Connector designation SDI Pin Centre Shield Signal Ground Chassis Output level 800 mV peak to peak 10 Impedance 75 Ω Audio Output The decoder is fitted with either one or two 9 pin D type connectors each carrying one stereo audio pair If two connectors are fitted an additional feature might be available allowing them to carry S PDIF or Dolby AC 3 audio Table 2 8 Analogue Audio Connec...

Страница 31: ...c downmix Unbalanced digital Dolby AC 3 ref IEC 60958 Pin Function 1 AC 3 bit stream 2 Ground 3 Left 4 Right 5 Ground 6 Reserved 7 Ground 8 Left Pin outs 9 Right Table 2 10 Serial Digital Audio S PDIF Connectors Item Specification Connector type 9 way D type Male Connector designation Bal aud out 2 or Bal aud out 3 Output format According to IEC 60958 Output levels According to ANSI SMPTE 276M 199...

Страница 32: ...arm controlled relay mechanism In the DVB CI or NDS VideoGuard BSkyB mounting only relay one is active indicating if the unit is in an alarm state or not In the NDS VideoGuard Director mounting relays one through four are active 2 through 4 controllable from the NDS Director software platform Table 2 12 Alarm Connector Item Specification Connector type 9 way D type Female Connector designation Ala...

Страница 33: ...nput 3 4 Setting Up the ASI Input 3 5 3 4 Service Configuration 3 5 3 4 1 Selecting a Service 3 5 Setting Up a Service 3 5 Setting Up a TV Service 3 5 Setting Up a TV Language 3 6 3 4 2 Setting Up Additional Audio Channels 3 6 3 4 3 Selecting a Data Component 3 7 3 4 4 Setting Up the Transport Stream Output 3 8 Overview 3 8 Output Packet Format 3 8 List of Figures Figure 3 1 Boot Display 3 3 Figur...

Страница 34: ...Operating the Equipment Locally Page 3 2 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 35: ...es that the keypad is locked and no QPSK signal is available 3 1 2 Front Panel Keypad The front panel keypad functionally is explained in Chapter 1 Section 1 4 Guided Tour If the front panel keypad is not used for about a minute the display reverts to the default status view 3 2 Using the Local Controls 3 2 1 LCD Menu Overview Unlocking the Menu A detailed LCD menu overview is given in Annex C Men...

Страница 36: ... and down arrow to increase or decrease the value of this digit Press the left button to select the next digit You will see the cursor move to underneath the neighbouring digit Again use the up and down arrow to increase or decrease the value of this digit Once satisfied with the result move the cursor outside the selectable digits by using the right button several times Once the cursor moves outs...

Страница 37: ...tain a multitude of services and types The TV service and Audio n service menus located in the setup menu allows the user to select the current service to be decoded Setting Up a TV Service Table 3 2 Selecting a TV Service Step Action Result 1 Go to the TV service menu located under the setup menu The display will read SET TV SERVICE on the top line 2 Repeat pressing the up and down arrows until t...

Страница 38: ...g 3 4 2 Setting Up Additional Audio Channels Depending on the configuration the unit might be fitted with additional audio outputs Configuring these outputs is very similar to configuring the TV output NOTE The first additional audio is dubbed Audio 2 as Audio 1 is the name of the output belonging to the TV service selection menu To set up an additional audio service select the service and languag...

Страница 39: ...submenu allowing you to select the communication parameters The display will read LS COMMUNICATION on the top line 5 Set the data rate data bits parity bit stop bit and flow control options to suit your communications application The changes take effect immediately when you leave a submenu Make sure you don t select a lower data rate than the actual bandwidth of the selected pid 6 Leave the commun...

Страница 40: ...tered or remapped The effective bit rate is the same as on the input The output is configured for descrambling according to Table 3 7 Table 3 7 Configuring Descrambled Transport Stream Output Step Action Result 1 Go to the System Options menu located under the Advanced submenu in the Setup menu The display will read ADV SYSTEM OPTIONS on the top line 2 Set the ASI out option to Descr The ASI outpu...

Страница 41: ...g the Unit for Remote Control Over the Air OAC 4 4 4 1 5 OAC Lockout 4 5 Overview 4 5 Entering the OAC Lockout PIN 4 5 4 2 Returning the Unit to Local Control Mode 4 5 4 3 Control Mode Flowchart 4 6 List of Figures Figure 4 1 Control Mode Flowchart 4 6 List of Tables Table 4 1 Configuring the Communication Parameters 4 4 Table 4 2 Activating RS 232 Remote Control 4 4 Table 4 3 Activating OAC Remot...

Страница 42: ...Operating the Equipment Remotely Page 4 2 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 43: ...l Control Documentation The protocols used for remote control are the TANDBERG RS 232 control protocol and the NDS Director Over the Air control protocol Neither of these protocols are described or intended to be in the scope of this manual For information about these protocols please refer to the remote control documentation or contact TANDBERG to obtain this information NOTE The remote control p...

Страница 44: ...r to gain control of the unit Table 4 2 Activating RS 232 Remote Control Step Action Result 1 Go to the system options menu located under the Advanced submenu in the setup menu The display will read ADV SYSTEM OPTIONS on the top line 2 Scroll until halfway down the menu where the item Ctrl Mode is shown 3 Press right once and then by using the up and down arrows key in the desired control mode in ...

Страница 45: ... Lockout PIN Step Action Result 1 Go to the system options menu located under the Advanced submenu in the setup menu The display will read ADV SYSTEM OPTIONS on the top line 2 Scroll until LL Pin is displayed 3 Press right once and edit the four digit PIN until the lockout PIN is displayed 4 Exit the menu by moving the cursor to the right outside the edit area The menu returns to the ADV SYSTEMS O...

Страница 46: ... control modes and how they affect one another Remote Mode Local Mode OAC mode OAC Local Lockout Remote Mode Local Mode Set to Remote via Display Keypad Set to Local via Display Keypad Set to Local via Display Keypad Set to OAC via Display Keypad Set Local Lockout Cmd from Director Head End Clear Local Lockout Cmd from Director Head End Set to Remote via Display Keypad Set to OAC via Display Keypa...

Страница 47: ...3 5 2 Front Panel Alarm Indicators 5 4 5 2 1 Introduction 5 4 5 2 2 Location of Front Panel LED and LCD Indicators 5 4 5 3 Menu Driven Alarm Indications 5 4 5 4 Rear Panel Alarm Indicator 5 5 List of Figures Figure 5 1 Location of Front Panel LED 5 4 Figure 5 2 Alarm Relay 5 5 List of Tables Table 5 1 Alarm Categories 5 3 Table 5 2 Navigating the Alarm Configuration Menus 5 4 Table 5 3 Navigating ...

Страница 48: ...Alarms Page 5 2 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 49: ...ies and Conditions Table 5 1 Alarm Categories Category Description Input Alarms relating to the input signal strength sync etc PSI Alarms relating to errors in the PSI missing PSI etc CA Alarms relating to the CA system the smart card reader and the descrambling Video Alarms relating to the video PID and the Video Decoding VBI Alarms relating to the VBI PIDs and the display of Teletext subtitling ...

Страница 50: ...status of the TT1220 may be read locally either by observing the main error LED or in more detail by going through the status menu 5 2 2 Location of Front Panel LED and LCD Indicators The front panel led is located between the display and the keypad It has one condition indicator only which is On red light This indicates that the unit is in an alarmed state Alarm LED Figure 5 1 Location of Front P...

Страница 51: ...f an individual alarm right click on a category showing a warning or alarm state This will show a list of all current alarms generating a warning or alarm message within the currently selected alarm category For description of all the alarm messages refer to Annex D Alarm Categories and Conditions 5 4 Rear Panel Alarm Indicator The rear panel is fitted with an alarm relay This relay is a charge ov...

Страница 52: ...Alarms Page 5 6 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 53: ...3 6 1 2 Cleaning 6 3 6 2 Servicing 6 3 6 2 1 Conditions Requiring Servicing 6 3 6 2 2 Replacement Parts 6 4 6 2 3 Check on Completion of Servicing 6 4 6 3 Maintenance 6 4 6 3 1 Warranty 6 4 6 3 2 Extended Warranty 6 4 6 4 Factory Default Settings 6 4 6 5 Fault finding 6 6 6 5 1 General 6 6 6 5 2 Preliminary Investigation 6 6 6 5 3 Testing 6 6 List of Tables Table 6 1 Factory Defaults 6 5 ...

Страница 54: ...Preventive Maintenance and Fault finding Page 6 2 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 55: ... 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 which may indicate a need for servicing of the product 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 p...

Страница 56: ...cts in the equipment for a period of 12 months All parts and labour charges All returned items will be repaired within 30 working days from receipt at the TANDBERG customer services facilities Return of the repaired item to the customer postage paid Provide assistance to the customer through the Customer Help Desk number operated 24 hours a day 7 days a week See the customer help desk information ...

Страница 57: ...l OFF Vid Setup 625 Teletext VPS WSS Testlines Sin x x OFF OFF MPEG video OFF OFF Vid Setup 525 Testlines OFF TV Audio Setup Output level dB Modulator 0 0 Stereo 2nd Audio Setup Output level dB Modulator 0 0 Stereo PTS setup Audio Delay ms Audio2 Delay ms 0 0 Remote Baud rate Data bits Stop bits Parity Flow control 115200 8 1 0 None None LS data Mode Aux PID Buff Use Manual 0000 0 0 LS Communicati...

Страница 58: ...viceable 2 Ensure the unit is powered 3 Ensure that the front panel LED is not lit If it is lit investigate the cause of the alarm in the alarm status menu as explained in Chapter 5 Alarms If the LED is not lit verify that alarm conditions that could be met have not been masked as explained in Chapter 5 4 Verify signal lock and that the BER is within the acceptable range QPSK input only 6 5 3 Test...

Страница 59: ...ential values ACC Authorisation Control Computer ADT Audio Data And Teletext AFC Automatic Frequency Control AFS Automation File Server AGC Automatic Gain Control AMOL I and II Automatic Measure of Lineups I and II Used by automated equipment to measure programme viewing ratings ASI Asynchronous Serial Interface ASIC Application Specific Integrated Circuit A customised chip designed to perform a s...

Страница 60: ...ta The CAT identifies the PID in which conditional access management data EMMs is being carried per CA provider C Band 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 less susceptible to fading compared to e g Ku band transmissions CCIR See ITU R CCITT See ITU ...

Страница 61: ...uccession of quantised values is converted by coding into a digital signal DSNG Digital Satellite News Gathering DSP Digital Signal Processor DTE DCE Data Terminal Equipment Data Communication Equipment Components in a packet switching network DTH Direct To Home The term used to describe uninterrupted transmission from the satellite directly to the subscriber that is no intermediary cable or terre...

Страница 62: ... using DCT to produce I Frames IP Internet Protocol I picture I frame Intracoded Picture Frame A picture frame which is coded using purely intra coding with reference to no other field or frame information The I frame is used as a reference for other compression methods IPPV Impulse Pay Per View One time events that the subscriber purchases on impulse using pre arranged credit from the SMS not as ...

Страница 63: ...s 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 Main Level A subset of the MPEG 2 standard...

Страница 64: ...d 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...

Страница 65: ...n of the form repeat character x y times SCPC Single Channel Per Carrier Scrambling Alteration of the characteristics of a television signal in order to prevent unauthorised reception of the information in clear form Also A process in digital transmission used to combine a digital signal with a pseudo random sequence producing a randomised digital signal conveying the same information in order to ...

Страница 66: ...ms 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 Header A data structure used to convey information about the transport stream payload TS Transport stream A combination of one or more fixed length PESs with in...

Страница 67: ...ion B 9 B 8 1 Low Speed Data B 9 B 8 2 Remote Control Port B 10 B 9 Technical Details Relays B 10 B 9 1 Relays B 10 B 10 Technical Details Electrical Physical and Operational B 11 B 10 1 Power Supply B 11 B 10 2 Physical and Environment B 11 B 11 Other B 11 B 11 1 Configuration Notes B 11 List of Tables Table B 1 QPSK Input B 3 Table B 2 ASI Input B 4 Table B 3 ASI Output B 4 Table B 4 Video Decod...

Страница 68: ...Technical Specification Page B 2 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 69: ... Satellite QPSK Input Table B 1 QPSK Input Parameter Performance Connector type F type female Impedance 75 Ω Symbol range 1 44 5 Msymb s Max transport stream rate 60 Mbit s FEC rate 1 2 2 3 3 4 5 6 7 8 Frequency range 950 2150 MHz Tuning steps 100 kHz Input level 65 dBm to 25 dBm for SymbolR 20Msymbols sec 65 dBm to 35 Rate Msybols sec 10 dBm for 10 Msymbols sec SymbolR 20Msymbols sec 65 dBm to 35...

Страница 70: ...l Details TS Output B 4 1 Optional ASI Output Table B 3 ASI Output Parameter Performance Connector type BNC female Impedance 75 Ω Sustained transport stream rate 60 Mbit s TS output mode Byte spread mode B 5 Technical Details Decoder B 5 1 Video Decoder Table B 4 Video Decoder Parameter Performance Profile MP ML Max bit rate 15 Mbit s 625 lines 525 lines 720 x 576 720 x 480 704 x 576 704 x 480 544...

Страница 71: ...AM 2 kHz Differential gain 2 Differential phase 1 deg Identification SECAM Line ID 2T K factor 1 S N Shallow ramp measured according to ITU R J 64 54 dB weighted Group delay 0 0 5 0 MHz 40 ns B 6 2 Composite 625 Lines Output Table B 6 625 Line Analogue Video Parameters Parameter Performance Frequency response 0 0 5 0 MHz 0 5 dB 5 0 5 5 MHz 0 5 dB 1 5 dB 5 5 5 8 MHz 0 5 dB 3 dB Video output level 3...

Страница 72: ... ITU R J 63 VITS PAL lines 17 18 330 331 VITS SECAM lines 17 18 Other testlines PAL SECAM Sin x x Other testlines SECAM Sweep WST EBU Teletext Source system ETS 300 472 DVB SI DAT 477 rev 2 WST EBU Teletext Output system ITU R BT 653 3 system B WST EBU Teletext Level 462 mV 6 WST EBU Teletext Eye height 90 WST EBU Teletext Delay rel to video 1 frame VPS Source system SI DAT 477 rev 2 VPS Output sy...

Страница 73: ...n of decoders 2 stereo channels decoded 4 mono Extended version output format options Analogue balanced S PDIF AC 3 passthrough or AC 3 downmix B 6 8 Audio Decoder Standard Table B 12 Audio Decoder Capacity Standard Version Parameter Performance Decompression MPEG 1 layer 1 MPEG 1 layer 2 MUSICAM Standard version output format options Analogue balanced B 6 9 Audio Decoder Extended Table B 13 Audio...

Страница 74: ... 44 1 48 kHz Nominal output level 18 dB below clipping 0 dBm in 600 Ω Adjustable 6 dB Step size 0 1 dB Output impedance 20Ω Freq response Fs 44 1 Fs 48 kHz 0 5 dB 20 Hz 20 kHz Fs 32 kHz 0 5 dB 20 Hz 14 5 kHz 0 5 dB 1 5 dB THD N 9 dB 63 dB 20 Hz 20 kHz IMD 9 95 10 05 kHz 0 dB 50 dB Inter channel phase 3 Idle channel noise 74 dB B 6 11 S PDIF Audio Output Table B 15 S PDIF Audio Output Specification...

Страница 75: ...Type Double density B 8 Technical Details Data Communication B 8 1 Low Speed Data Table B 17 LS Data Configuration Parameter Performance Output connector 9 pin D sub male Electrical format RS 232 Data rates 1200 2400 4800 9600 19200 38400 57600 115200 Tollerance 2 5 Pin Function Direction 1 Reserved 2 Data receive Rx Input 3 Data transmit Tx Output 4 Reserved 5 Ground 6 Reserved 7 Reserved 8 Reser...

Страница 76: ...Reserved 2 Data receive Rx Input 3 Data transmit Tx Output 4 Reserved 5 Ground 6 Reserved 7 Reserved 8 Reserved Pin outs 9 Reserved B 9 Technical Details Relays B 9 1 Relays Table B 19 Relays Parameter Performance Output connector 9 pin D sub female Electrical format Mechanical relay contact closure Number of relays DVB CI version 1 relay NDS version 4 relays Pin Function 1 Relay 4 common pin 2 Re...

Страница 77: ...nd Environment Parameter Performance Height 44 mm 1RU Width 19 rack size Depth 320 mm chassis 20 mm plugs 10 mm clearing Operating humidity 0 95 non condensing Operating temp 0 C 50 C Storage temp 20 C 60 C B 11 Other B 11 1 Configuration Notes The TT1220 is a product family which can be configured in several different fashions Some options are available on all models while others are mutually exc...

Страница 78: ...Technical Specification Page B 12 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 79: ...4 Status Menu C 13 C 4 1 Status Menu Items C 13 C 4 2 Alarm Menu C 13 C 4 3 Input Menu C 14 C 4 4 Signal Menu C 14 C 4 5 Video Menu C 15 C 4 6 Audio Menu C 15 C 4 7 Audio2 Menu C 15 C 4 8 PTS Menu C 16 C 4 9 VBI Menu C 16 C 4 10 CA Module Menu C 17 C 4 11 CA Info Menu C 17 C 4 12 Data Menu C 18 C 4 13 NDS Message Menu C 18 C 4 14 PID Info Menu C 18 C 4 15 TV Components Menu C 18 C 4 16 A2 Componen...

Страница 80: ...u C 13 Table C 26 Input Status Menu QPSK Input C 14 Table C 27 Input Status Menu ASI Input C 14 Table C 28 Input Signal Status Menu C 14 Table C 29 Video Signal Status Menu C 15 Table C 30 Audio Signal Status Menu C 15 Table C 31 Audio2 Signal Status Menu C 15 Table C 32 PTS Status Menu C 16 Table C 33 VBI Status Menu C 16 Table C 34 CA System Menu C 17 Table C 35 CA Info Menu C 17 Table C 36 CA I...

Страница 81: ... as an information string on the left side of the LCD with an editable or selectable item on the right side or an information string A path to a new sub branch is viewed as an information string on the left side of the LCD where the string ends with a character The symbolises the arrow key you have to press to enter the submenu C 2 Menu Pages Main Menu The main menu is a pure branching menu No ite...

Страница 82: ... Advanced Enters the Advanced submenu C 3 7 C 3 2 Demod Menu The demod menu contains all the items that need to be set to achieve a signal lock on an incoming QPSK transport stream Table C 3 Demod Menu Display title SET DEMOD Description Section LNC freq Changes the LNC frequency in gigahertz Sat freq Changes the satellite frequency in gigahertz For a frequency to be valid the Sat Freq LNC Freq sh...

Страница 83: ...anguage code for selection of the correct audio PID for the video service If the selected code is not present in the audio stream the first audio stream in the PMT table will be decoded Ttx Lang Allows the entry of the three character ISO language code for selection of the correct teletext PID for the video service If the selected code is not present in the teletext streams the first teletext stre...

Страница 84: ...eset Resets the entire decoder The user is presented with a yes no selection before the decoder is reset C 3 8 System Options Menu The system options menu contains the parameters necessary to configure the software of the unit These parameters affect how the CA system and remote control operates Table C 9 System Options Menu Display title ADV SYSTEM OPTIONS Description Section ASI out Transparent ...

Страница 85: ...nly affect Teletext subtitling and VBI information Table C 11 Video Setup 625 Menu Display title OUT VID SETUP 625 Description Section Teletext On or Off selectable Enables or disables the output of Teletext if present in the stream Subtitling EBU or Off selectable Enables or disables decoding of EBU Teletext Subtitling VPS Video programme system Enables or disables decoding of the VPS information...

Страница 86: ...Testlines Activates testlines VITS on line 17 Frame format Off No format conversion is done on the video output 4 3 Generates a 4 3 picture in the method described in the Frame conv Menu item below Frame Conv 14 9 Generates a 4 3 image using the 14 9 combination method Cutoff Letterbox 16 9LB Generates a 4 3 image using the 16 9 letterbox method 4 3PS Generates a 4 3 image using the 4 3 Pan Scan m...

Страница 87: ...s to the user if modulation is set to transparent This could for instance be very useful for a two language service where each language is sent as a mono component in a dual channel PID In both the stereo and mono configurations a dual channel PID will only provide one of the audio channels to the users This channel is selected to match the Aud Lang setting set up in the TV Components Menu see Tab...

Страница 88: ...f this manual to obtain the necessary PIN to access these menus Table C 17 Factory Adjustment Menu Display title OUT FACTORY ADJ Description Section Password A 8 digit number has to be entered to access the factory settings submenu C 3 16 Alarm Setup Menu The alarm setup menu is a hub menu where the submenus contain all the configurable alarm parameters sorted into groups The alarm parameters may ...

Страница 89: ...e requires the use of a null modem crossed RS 232 cable not a straight cable Table C 20 Remote Menu Display title SET REMOTE Description Section Baud rate Sets the baud rate for the communication with the external device 1200 2400 4800 9600 19200 38400 57600 and 115200 baud selectable Data bits Sets the number of data bits 7 or 8 selectable Stop bits Sets the number of stop bits 0 5 1 0 1 5 and 2 ...

Страница 90: ... the output submenu C 3 21 The RS 232 data output cannot exceed the data rate configured in the communication menu If the outgoing data rate is higher information will be dropped in an unpredictable fashion The transmitted PID s contents should have a lower rate than 115200 bit s since this is the maximum output rate If the rate is higher burst mode can be used as explained in Section C 3 21 Outpu...

Страница 91: ...s all the submenus and items required to check the condition of the unit and the currently decoded service Table C 24 Status Menu Display title STATUS Description Section Alarm Enters the alarm status submenu C 4 2 Input Enters the input status submenu C 4 3 Signal Enters the signal status submenu C 4 4 CA module Enters the CA module status submenu C 4 10 PID info Enters the currently decoded serv...

Страница 92: ...tation Eb No margin Provides the margin to an unacceptable Eb No Single bit energy to normalised noise level ratio Lock freq Provides the frequency at which the demodulator has locked Table C 27 Input Status Menu ASI Input Display title STATUS INPUT Description Section Packet length Reports No sync 188 or 204 bytes incoming ASI TS C 4 4 Signal Menu The signal status menu provides information on th...

Страница 93: ...y the audio coding model as layer I layer II or AC 3 Mode Shows the modulation mode reported used in the encoder Mono Dual mono Stereo or Joint Stereo is displayed depending on the input Rate kbit s Shows the bit rate in kilobits per second that the audio was coded Smpl Shows the sampling rate usually 32 44 1 or 48 kHz Prot Informs if protection bits are present for the currently decoded audio str...

Страница 94: ...essed by higher priority VBI data VPS Off VPS is switched off in the Video setup menu Not present VPS is switched on but there is no VPS information for the selected service in the transport stream Active VPS is switched on and is present in the transport stream Overridden VPS is switched on and present in the transport stream but is suppressed by higher priority VBI data on the same line line 16 ...

Страница 95: ...am No access Clear CA Incom SC CA Searching Audio Clear Descram No access Clear CA Incom SC CA Searching VBI Clear Descram No access Clear CA Incom SC CA Searching Audio2 Clear Descram No access Clear CA Incom SC CA Searching The interpretation of the components status message is described in Table C 36 Table C 36 CA Info Menu Interpretation Properties Interpretation Clear The component is clear a...

Страница 96: ...ription Section Information Whatever text sent from the NDS Director CA system C 4 14 PID Info Menu Table C 39 PID Info Menu Display title STATUS PID INFO Description Section TV Comp Enters the TV components submenu C 4 15 A2 Comp Enters the Audio2 components submenu C 4 16 C 4 15 TV Components Menu The TV components submenu lists the PIDs associated with the individual components belonging to a s...

Страница 97: ... 42 Download Information Menu Display title STATUS DWNLD INFO Description Section Not Available if no other information is present C 5 Properties Menu C 5 1 Properties Menu Items Shows the hardware and software properties of the TT1220 Table C 43 Properties Menu Display title PID INFO TV COMP Description Section SW version Shows the software version of the TT1220 SerNo Shows the serial number of t...

Страница 98: ...vailable Video dec MP ML MP ML 4 2 0 video decoder is available Audio Musicam Audio channel 1 can decode Musicam Audio Dolby Audio channel 1 can downmix AC 3 to Dolby Pro Logic Audio Out Analog Audio channel 1 can output audio in analogue balanced form Audio Out Digital Audio channel 1 can output audio in digital S PDIF form or AC 3 passthrough Audio2 Musicam Audio channel 2 can decode Musicam Aud...

Страница 99: ... a n u a l A u x P ID 0 0 0 0 B u ff u s e 0 0 P o rt s e ttin g s P ro file S tre a m e d O u tp u t L S P O R T S E T T IN G S B a u d ra te 3 8 4 0 0 D a ta b its 8 S to p b its 1 P a rity N o n e F lo w c o n tro l N o n e L S O U T P U T O P fo rm a t B in B u ffe rin g F lo w S T A T U S A la rm In p u t S ig n a l C A m o d u le P ID in fo D o w n ld In fo S T A T U S A L A R M C A S C n o ...

Страница 100: ...ecoder PSI engine ON makes different menus The menu will be rebuilt Persistent information Some information will appear in the top right corner of the menu window depending on where you are in the menu tree This information is related to the input signal Locking If you want to lock the display for unwanted access press LEFT LEFT LEFT LEFT when you are located in the root menu You will need to unlo...

Страница 101: ...A Related Alarms D 6 D 4 2 PSI SI Related Alarms D 6 D 5 Hardware Related Alarms D 7 D 5 1 Config Alarms D 7 List of Tables Table D 1 QPSK Alarm Categories and Conditions D 3 Table D 2 ASI Alarm Categories and Conditions D 3 Table D 3 Video Alarm Categories and Conditions D 4 Table D 4 Audio Alarm Categories and Conditions D 4 Table D 5 VBI Alarm Categories and Conditions D 5 Table D 6 Data Output...

Страница 102: ...Alarm Categories and Conditions Page D 2 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 103: ... the RF level has been zero for more than 2 consecutive times Check signal source A No lock Demod will not be deemed to be locked until full lock status has occurred for 3 consecutive polls Check input settings frequency FEC symbol rate etc A QPSK Input BER exceeded BER TOO HIGH is declared when BER estimate exceeds defined value for FEC rate The input signal strength or quality is not adequate W ...

Страница 104: ... Audio Output Alarms The audio output alarms relate to errors occurring in either the basic or extended audio decoders Table D 4 Audio Alarm Categories and Conditions Alarm Category Contents Alarm Description Remedy Default No stream input No stream is detected in the current TS Check input source A Unknown format The incoming stream is impossible to decode A PES resync There has been a transition...

Страница 105: ...nditions Alarm Category Contents Alarm Description Remedy Default TTX Err Error in Teletext data Improve signal quality W TTX overflw Teletext buffer overflow The decoder cannot handle the rate of incoming Teletext data A TTX no data No Teletext data available Change the source or ignore A SUBT err Error in subtitling data Improve signal quality W SUBT no data No subtitling data available Change t...

Страница 106: ...or turn of data output A Data output Same PID The selected PID is in use by another part of the decoder Choose a different PID W D 4 CA and PSI SI Related Errors D 4 1 CA Related Alarms The CA status alarms indicate the current condition of the CA system Table D 7 CA Related Alarm Categories and Conditions Alarm Category Contents Alarm Description Remedy Default No access The DVB common interface ...

Страница 107: ...T PID Check input signal and verify source A SDT BAT not present No data is received on the SDT or BAT PID Check input signal and verify source A CA system TDT not present No data is received on the TDT PID Check input signal and verify source A D 5 Hardware Related Alarms D 5 1 Config Alarms The config alarms contains alarms regarding the mismatches between present hardware software and license k...

Страница 108: ...Alarm Categories and Conditions Page D 8 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 109: ... E 3 E 1 2 Do Not E 3 E 1 3 Using the TT1220 in Over the Air Control Mode E 3 E 2 Response to Over the Air Commands E 3 E 2 1 General E 3 E 2 2 Set Power up Channel E 4 E 2 3 Set Emergency Channel E 4 E 2 4 Force Tune Carrier E 4 E 2 5 Force Tune Service E 4 E 2 6 Set Default Audio Language E 4 E 2 7 Store Carrier Data E 4 E 2 8 Front Panel Display E 4 E 2 9 Local Lockout E 5 E 2 10 Finger Printin...

Страница 110: ...Using the TT1220 with the NDS Director System Page E 2 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

Страница 111: ...may reduce the lifetime of the card and the card reader E 1 3 Using the TT1220 in Over the Air Control Mode This section describes the behaviour of the TT1220 when it is controlled OVER AIR with the NCP protocol using the Receiver Control part of the Director PC GUI It is assumed that the Receiver is set to OAC mode and is entitled to receive Director commands Consult the Director Control PC GUI m...

Страница 112: ...ept 0 to permanently switch to the new service to give the Receiver time to retune This command fails if the LNBs are not set up realistically which may happen if the source is changed Take care when retuning to services on different LNB inputs Force Service Selection is more efficient if the required service is on the same frequency and LNB input E 2 5 Force Tune Service Forces the Receiver to de...

Страница 113: ...on can still be viewed All Director commands are functional The Receiver can be unlocked locally using a PIN number or over air using Allow Local Access E 2 10 Finger Printing The Receiver fully supports this function E 2 11 Set Relays Switches the general purpose relays This command does not affect the summary alarm relay The default values of the relays are described in Annex B Technical Descrip...

Страница 114: ...Using the TT1220 with the NDS Director System Page E 6 Instruction Manual Professional Receivers and Decoders IRD ST TM TT1220 1 BLANK ...

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