Head-End Digital Modulator Terrestrial
Contents
1. one ee C5 C12 C21 C69 Frequency range dede 177 5 226 5 474 858 MHz Inpuhlevel RCRUM PH 60 dBpV 80 dBpV Loop through output 2 0 dB Symbol TATE u EE acc to EN 300744 COFDM modulator Signal processing nee DIN EN 300744 Transmission 2 2k 4k 8k Types of modulation QPSK 16 QAM 64 QAM D 1 5 2 3 3 4 5 6 7 8 Guard intervols eene 1 4 1 8 he 1 32 HF output Frequency range sss 42 0 MHz 860 0 MHz Channels een C5 C12 C21 C69 Types of modulation 22 2 QPSK 16 QAM 64 QAM Output 96 dBpV Z5 HDMT 1000 T 2 4 ASI interfaces D DIN EN 50083 9 MPEG ISO IEC 13818 1 2 90 Mbit s Level input Z kl 800 mVpp x 10 Return Tess u a xt mi bte gt 17 dB 5 270 MHz Connections DVBT 2 IEC sockets HF loop through outputs ee 2 IEC sockets op Aw Tp 1 IEC socket fer PM 1 BNC socket 75 Q ee nui uem dou nd 1 BNC socket 75 Q P MM ee 1 RJ 45 socket Connection strip 10 for supply voltages and control circuits RS 232 socket deeds serial interface for software update Common Int2. COFDM MODE menu is activated when the channel strips A without a CA module installed and B are pro grammed Please take note of the tables below before setting the COFDM parameters Programming the channel strip A with a CA module installed the settings for the CA module are activated see page 43 COFDM parameters The tables below show the dependence of the transmittable net data rate on the settings of the COFDM parameters The conversion of the net data rate into the gross data rate displayed in the Output data rate menu is made according to the following formula 204 x net data rate Gross data rate 188 Net data rate kbit s at a bandwidth of 8 MHz Guard interval Modulation 1 8 1 16 1 32 31 HDMT 1000 T If the bandwidth is decreased by 1 MHz the transmittable data rate is de creased by approx 1 8 Net data rate kbit s at a bandwidth of 7 MHz Guard interval Modulation Code rate 1 8 1 16 1 32 at a bandwidth of 6 MHz Guard interval 1 8 1 16 1 32 4147 4391 4524 5529 5855 6032 32 HDMT 1000 T Transmission parameters for DVB T qt a bandwidth of 8 MHz Transmissionmode A 448 Symbol duration Ts ps Carrier space A f kHz n ca theoretical n carrier real Used bandwidth MHz Tota
3. gt The ASI options ASI OPTION menu is activated ASI options In this menu you define the size of the data packets their polarity and the type of transmission For this setting please take the required information from the documentation technical data of the ASI component to be connected Bx 4 ASI OPTION 188 pos cont Press the buttons to set the size of the data packets 188 or 204 bits If the polarity of the data to be transmitted has to be changed press the IM buttons to place the cursor under pos positive standard and us ing the buttons set to neg negative e To change the type of transmission press the R E buttons to position the cursor under cont continuous standard and using the set to burst gt Setting cont The data packets of the user data are collected to a great data packet in the transport stream 27 HDMT 1000 T gt Seting burst The data packets of the user data are spaced out evenly in the trans port stream e Press the button gt The Channel strip LINE menu is activated Channel strip Bx4 LINE Line A lt gt Line By pressing BJ select channel strip A Line A or select channel strip B Line B by pressing the J button gt The Channel frequency setting OUTPUT menu is activated Channel frequency setting
4. Output signal path Channel strip Channel frequency setting Output channel output frequency BE Remote please wait Output level MODE BOX SELECT MENU SELECT LEVEL RF OUTPUT MODE BUTTON Input channel MODE OUTPUT m MODULATOR OUTPUT MENU RESET Hierarchical modulation Station filter Mann CA module if available Output signal Transmission parameters Station identification Output data rate Substitute signal Transport stream and ORGNET ID Network Information Table NIT Network operator identification Deleting a PID Renaming a PID Factory reset 4 2 Control panel The key pad on the head end station is used to scroll through the menus step by step EDI scrolls forward through the menus E select parameters in the menus EE set values initiate actions selects sub menus scrolls backward through the menus saves all entries MULTI VIDEO ass 14 HDMT 1000 5 1 5 2 Programming Preparation Test the software versions of the head end station and the cassette and up date them if necessary The current software versions can be found on the website www gss de Connect the test receiver to the HF output or the test output of the head end station Set the output channel output frequency of the cassette page 24 and adjust the TV test receiver
5. 698 00 778290 69 858 00 30 546 00 40 626 00 50 706 00 60 786 00 47 1000 Service Phone 49 0 911 703 2221 Fac 49 0 911 703 2326 Email service gss de Alterations reserved Technical data E amp O E GSS GmbH V14 10012010
6. Deleting a PID In this menu a PID of the transport stream can be deleted Bx 4A DROP PID 0x0000 off e Use the buttons to place the cursor under the respective digit of the hexadecimal number of the PID to be deleted 0x0000 and set the hexa decimal number using Use the button to set the cursor under off and delete the PID using the EB n on Press the button The Renaming PID REMAP menu is activated Renaming a PID In this menu you can allocate a new address to a PID retaining the complete data content Bx 4A REMAP 0x0000 gt 0000 off e Use buttons to place the cursor under the respective digit of the hexadecimal number of the PID to be changed 0x0000 and set the hexadecimal number using Use the buttons to place the cursor under the respective digit of the hexadecimal number of the new PID gt 0000 Set the hexadecimal number using Use the button to set the cursor to off and rename the PID using the EB buttons on Press the button gt The Factory reset FACTORY Defaults menu is activated 41 HDMT 1000 T Factory reset In this menu you can reset all settings to the factory defaults Bx 4A Defaults gt FACTORY Bx 4A FACTORY STORE gt M Press the E button The factory defaults are invok
7. Edit SB Pe MODE en Page 17 oot Bx4A TV X 04 09 19 X10 X entschl sseln descrambling 0 nicht entschl sseln no descrambling En n chster Service next service HDMT 1000 T 5 4 Programming the cassette gt Pressing the button for longer than 2 seconds cancels the programming procedure This takes you back to the programme item Selecting the cassette from any menu Any entries that have not been saved are reset to the previous settings gt Entries in the menus can be saved by pressing the taken back to Selecting the cassette menu item gt Pressing the AUDIO button returns to the previous menu e Switch on the head end station gt The display shows the software version e g V 42 gt The processor reads the cassettes data approx 10 seconds Box 4 DVBT TPM HB V14 COFDM Select the cassette you want to programme e g Box 4 by repeatedly press ing the button Ell if necessary gt The display shows e g the menu Box 4 DVBS2 TPM Box 4 stands for slot 4 DVBS2 TPM Type of cassette V 14 Software version of the cassette Gss 2 20 HDMT 1000 T Press the button gt The Input signal path INROUTE menu is activated Input signal path In this men
8. The common output level of the channel strips can be set at the output collector Additionally a transport stream is made available via the ASI output dependent on the signal path set When the head end station is switched on the two line LC display shows the software version of the control unit To operate this cassette the software ver sion of the control unit must be V 42 or higher You can find the current op erating software for the control unit and the cassette the software BE Flash and the current assembly instructions on the website www gss de The cassette is designed for use in the following head end stations STC 1200 STC 816 and PST 19 1 Software query Control unit If necessary you can activate the indication of the software version of the control unit manually Press any two keys on the control unit of the head end station simultaneously until the display goes dark and the software version e g V 42 appears 9 1000 2 6 How the TPS module works After decoding COFDM modulated signals the demodulated data streams and the data stream fed via the ASI socket can be accessed via the integrated TPS module These data streams also called transport streams contain several stations in all their components video audio data and service information which can be changed using the TPS module Station filter Individual stations can be deleted This reduces the data rate and conse quently t
9. fed via the ASI input generates the transport stream 2 TSA HF input A Receiving stage CA module r TS HF input aeee ng stage TPS o Transport stream 1 TS ASI ASI input g Transport stream 2 Menu setting A ASI 1 A ASI 2 The transport streams of the receiving stage A TS A and of the ASI input TS ASI are split into transport stream 1 and 2 Receiving stage B is not used Receiving stage TS A HF input A d g g CA IT TPS L o Transport stream 1 TS ASI ASI input 4 TPS o Transport stream 2 css 7 HDMT 1000 2 4 2 Output signal path OUTROUTE Transport stream 2 Menu setting ASI gt ASI Transport stream 1 is made available via modulator transport stream 2 via modulator B and the transport stream from the ASI input TS ASI via the ASI output Transport stream 1 o E o Combiner R HF output Transport stream 2 o H TS ASI ASI input rJ 3 ASI output Menu setting 1 gt ASI ASI gt MA Transport stream 1 is made available via the ASI output transport stream 2 via modulator B and the transport stream from the ASI input TS ASI via modulator A MA Transport stream 1 H ASI output T A
10. m continuous burst lt lt B Page 18 Y i 3 Bx4 LINE VG Line A lt gt Line Line A Line B EL Bx 4A OUTPUT Channel Channel Freq aA nl Bx 4A OUTPUT en on BH on off cn ass 16 HDMT 1000 Bx 4A LEVEL BB 4A lt c66 INPUT B B 64 64 AHA highs tow Priority high el m Programme entfernen hinzuf gen 5 Bx 4A PROGRAM Bx4ATV 01 10 Removing activating stations Filter off gt Das Erste 1 n chster Service Programm E n next service station Y Programme entfernen hinzuf gen m Bx4BTV 02 19 Removing activating stations SWF3 n chster Service Programm Eu next service station Programme entfernen hinzuf gen m ASI TV 01 10 EW Removing activating stations S nd an n chster Service Programm next service station Y Kanalzug A ohne See ae Seo m sss sms gt Are Kanalzug mit CA Modul P 19 er Channel strip A with CA module age Kanalzug HET tanpay a er Pe Channel strip without CA module Channel strip B 4A COFDM MODE 5 8MHz 8MHz QAM64
11. ss 28 Bm En Bm on off HDMT 1000 T All stations from the channel strip will be read and then displayed with name and station type f no station is found the following error message will appear in the display FILTER no Service In this case check the configuration of the antenna system and head end station as well as the previously adjusted settings for the cassette and the components connected to the ASI input The display shows e g Bx 4A TV 01 10 Das Erste Meaning of the indicators in the example 4A Slot 4 channel strip A TV TV channel type The currently selected station is activated 01 10 The 1st of 10 stations is being displayed Das Erste Station name Further possible terms displayed RA Radio channel type For radio stations the background of the screen of the connected TV or test receiver is darkened The currently selected station is deactivated The star means that the TV or radio stationselect ed is encoded To enable the stations the CA module and the appropriate smart card of the station provider are required gt lf a service number e g 131 appears instead of TV or RA this indicates that an unnamed station or an undefined data stream is being received Use buttons to call up the stations in sequential order then use EB to activate indicated by or to deactivate them indicated by
12. u Factory default All stations are deactivated Press the button Set the station filters of channel strip B and ASI in the same way as chan nel strip A 2X 1000 T ss gt To return to the previous station filter press the AUDIO button e To save changes and to activate the station filters press the button gt The display shows PROGRAM Filter on If stations are activated the corresponding PIDs audio video text are inserted into the data stream and the PAT and SDT tables are updated Test the status of the individual stations If the filter is switched on press the button In this mode you can test the set tings of the station filters again or change them if necessary n the PROGRAM Filter on menu the station filters switched on can be switched off using the buttons if necessary Menu setting ArASI 1 2 ArASI 1 A ASI 2 Channel strip A Y Bx 4A PROGRAM I Bx4ATV 01 10 mE Filter off 3 Das Erste 1 MODE i MODE i Y ASI TV 02 19 DE 1 ORF2 mg 1 MODE Bn Y Bx4A PROGRAM B Filter on on off lt Y Set the channel strip A or B gt The setting of the channel strips A and B is identical and follows the description above 30 HDMT 1000 T ss Press the button gt The Output signal
13. 13 4 The control panel at a glanece 14 22 ems iss u 14 4 2 NO DB MEL EE 14 5 PFOGFGMMING euo a Ye nona ase 15 Dell PrEPGPGHON 15 5 2 Motes on level Sening 15 5 3 Programming procedure iin anime 16 Channel strips A without CA module and 16 Chonnel AE Le mo X 19 5 4 Programming Ihe cassette ae 20 Selecting the Ce EMEN TOT onenei TT TO 20 21 Output signal Ball neuen 21 ASI transfer tale enden 22 fiere EDU EP 22 css 2 HDMT 1000 T 23 Channel frequency sefing iet u 23 een 24 Oufpul e DE E 24 niet en 24 Output levels of the channel 25 npubehaniel ee een ee 26 Hierarchical modulation 27 Ten lei 27 CORD DOrGMG er 31 Setting the output signal 34 Transmission parameters nennen 35 Transmitter identification 36 DUE data TONG 37 Substitute signal in the case of an incorrect input signol 38 Transport stream ID and the 22 2 2 38 Network Information Table 39 Network operator identification ces
14. In this menu you can select the channel or frequency setting for the adjustment of the HF output The channel setting covers the range of channels C5 C12 and C21 C69 the frequency setting covers the range from 42 0 MHz to 860 0 MHz The COFDM signal is normally transmitted with a bandwidth of 8 MHz This means that you can only use the channel centre frequency of the existing chan nel grid in the range of channels C21 C69 frequency grid 8 MHz The CCIR channel grid is 7 MHz in the range of the lower frequency bands nels C5 C12 If 8 MHz COFDM signal packages are transmitted in these channel ranges this will result in interference overlapping and transmission problems For programming in these channel ranges and in the frequency ranges below them we recommend starting with frequency 306 MHz going back in steps of 8 MHz see frequency table on page 47 Please note thereby that many receivers cannot receive the channel ranges S21 S41 306 466 MHz Bx 4A OUTPUT Channel 25 1000 Use E to select channel setting Channel or frequency setting Freq Press button gt The Output channel or Output frequency OUTPUT menu is activated Output channel Output frequency Modulator Setting the output channel In this menu you set the output channel of the channel strip C5 C12 C21 C69 Additionally the modulator of the
15. QPSK QAM64 positiv negativ m rz positive negative 4 COFDM MODE en 2 8k 8k 7 8 G1 32 C1 2 C7 8 G1 1 32 m ru lt Gss HDMT 1000 Bx4A COFDM TPS n CELL 0x0000 off 0x0000 0xFFFF on off lt Y Bx 4A STUFFING Bx 4A FAILURE Null Packets Null Packets Single Carrier Bx 4A TS ONID EW 3 EE 0x0001 0100 off 4 NIT on off off gt Make Make ELI 4A CAT ID off on off m rra 5x 4A DROP BE EB Pip 0 0000 off on off no m Bx 4A REMAP B E gt 0000 on off m r Page 16 d auf Werkseinstellung Bx 4A FACTORY 4A FACTORY zur cksetzen und speichern Defaults gt STORE gt M reset to factory defaults and store ass 18 HDMT 1000 T Gss Channel strip A with CA module Bx 4A 01 03 MENU Information Die angezeigte Information ist abh ngig vom verwende CA Modul The information displayed is dependent on the CA module used Page 17 Y Bx 4A CA PID Check on MODE Y Bx 4A CA Menu lt gt
16. and service providers Scrambled stations can only be descrambled with a CA module suitable for the scram bling system and the corresponding smart card The smart card contains all the information for authorisation descrambling and subscription Caution Check with the distributor or manufacturer of the CA module to be used to ensure that it is suitable for descrambling several channels The hardware and software of this cassette have been thoroughly prepared and tested Any changes made by programme provider to the structures in the pro gramme data might impair or even prevent this function When working with the CA module please read the corresponding operat ing manual from the respective provider Insert the smart card into the CA module so that the chip 3 on the smart card 1 faces the thicker side top of the CA module 2 Insert the CA module into the slot 4 see chap 3 3 with the top side of the CA module facing the top side of the cassette Push the CA module without canting into the guide rails of the CA slot 4 and contact it to the common interface 13 HDMT 1000 T 4 The control panel at a glance 4 Menu items Programme the cassette using the buttons on the control unit of the head end station The two line display of the control unit then shows the menus The parameters and functions to be set are underlined Use WP key to select the following main menu items Input signal path
17. hexadeci mal number to be set Press to set the respective digit of the hexadecimal number Repeat the procedure by the quantity of the digits to be set Using the button place the cursor under off and switch on the trans mitter identification using the buttons gt By pressing the BJ button you return to the hexadecimal number setting Press button gt The Output data rate STUFFING menu is activated 36 HDMT 1000 T Output data rate This menu shows the output data rate defined using the COFDM settings and the current output data rate Bx4A STUFFING 34363 32502 Number 1 Number 2 34363 Number 1 Maximum gross output data rate 32502 Number 2 The current measured gross output data rate If the station filter is set correctly this value is lower than the value of the Number 1 The value fluctuates since the data rates of individual stations are dynamically modified by the broadcasters Number 2 is not displayed in the channel strips A or at the settings OUTROUTE 1 gt ASI ASI gt MA 2 gt ASI ASI gt MB for the data rate of the ASI input signal cannot be measured The ASI input signal therefore must be built in such a way so that the output data rate Number 1 is not exceeded The data rates of the transport streams built by the cassette can be measured at the setting OUTROUTE ASI ASI and be
18. or low not relevant in the case of standard modulation Press the button gt The menu Station filter PROGRAM is activated Station filter N The default setting for the station filter is off In this menu you define the sta tions received to be transmitted If stations are activated the output data rate increases If the station filter is switched off factory default all stations of the transport stream passes the station filter As soon as the station filter is activated all sta tions are inactive and can be added to the transport stream selectively The figure of the menu below is dependent on the setting of the Selecting the ss input signal path menu page 21 The menu shows the setting A B ASI 1 ASI 2 With this setting the transport stream of channel strip B is routed to the trans port stream of channel strip A and therefore cannot be set in channel strip B Programming channel strip B the transport stream coming from the ASI input can be processed only 27 HDMT 1000 T Menu setting A B ASI 1 ASI 2 Channel strip A Bx4A PROGRAM Bx4ATV 01 10 Filter off Das Erste ma p m Bx4B TV 02 19 lt SWF3 Y ASI TV 01 10 Il Y Y Bx 4B PROGRAM Filter on Y Bx 4B PROGRAM Filter off lt Y Press the button
19. to this channel frequency Switch on the channel strip modulator if necessary page 24 For each channel strip there is a status LED which indicates if the channel strip is switched on 000 mama EM Status LED Status LED Channel strip B Channel strip A Balance the output levels of the channel strips A and B if the difference in level is 2 1 dB page 25 Notes on level setting In order to prevent interference within the head end station and the cable sys tem the output level of the cassette must be decreased by 8 dB compared to analogue cassettes 15 1000 T 5 3 Programming procedure Channel strips A without CA module and B lt gt 14 asss i 22 Page 18 Bx 4 INROUTE ArASI 1 B ASI 2 1 ASI 2 Augsas A ASI 1 51 2 Y 4 OUTROUTE Bx 4 ASI RATE P amu 4 DVBT TPM nm 1 gt ASI ASI gt MA 108000 KBits 1 gt ASI gt MA C 2 gt ASI ASI gt MB ASI gt ASI Y 4 ASI OPTION 188 204 MODE AUDIO 188 t IB positiv negativ positive negative pos cont kontinuierlich burst
20. GSS Grundig SAT Systems Head End Digital Modulator Terrestrial HDMT 1000 T Ace 2 GSS Phone 49 0 911 703 8877 Grundig SAT Systems GmbH Fax 49 0 911 703 9210 Beuthener Strasse 43 E mail info gss de Assembly Instructions D 90471 Nuremberg Internet http www gss de Contents 1 Safety regulations and notes 4 2 General information asas aa am 5 2 1 Pocking COMMIS 5 2 2 Meaning of the symbols used nennen 5 2 3 Technical ea 5 y Mb re EE 2 4 1 Input signal path INROUTE ran Z Menu setting A ASI 1 B ASI 2 7 Menu setting A B ASI 1 ASI 2 7 Menu setting A ASI 1 2 Lise 7 24 2 Output signal path OUTROUTE patoe 8 Menu setting ASI gt ASI LI eene 8 Menu setting 1 gt ASI ASI gt MA nacre 8 Menu setting 2 gt 51 ASI gt 2 002 8 243 General M saus Codaakawus 9 ere tp rer Stret EES p PIRE Re 9 2 6 How the TPS module 10 11 3 1 Installing the cassete T 11 mal EMC regulation Sesoni en TON TE 11 3 3 Overview of the cassette eene 12 3 4 Connecting the cassette nun 13 3 5 Retrofitting a CA module a e
21. Modulator ASlinput 4 A Combiner output Modulator B Menu setting 2 gt ASI ASI gt MB Transport stream 1 is made available via modulator A transport stream 2 via the ASI output and the transport stream from the ASI input TS ASI via modulator B MB Transport stream 1 o brad Combiner R output TS ASI ASI input o Transport stream 2 H ASI output Gss 8 HDMT 1000 T 2 4 3 General 2 5 The cassette is equipped with two channel strips and B The channel strips consist of the DVB T tuners the digital signal preparation units and the output converter The channel strips are indicated in the head end station dis play with Bx A and Bx B Using an adequate CA module scrambled stations can be descrambled via channel strip A The control of the cassette takes place via the control unit of the head end sta tion Two LEDs provide an indication of the input signal quality based on their col our and indicate if the respective channel strip is switched on LED illuminates or off Additionally the quality of the transport stream received is displayed CN The integrated TPS module Transport Stream Processing processes the data of the transport streams The COFDM modulated HF output signals are sent through the HF output of the cassette to the output collector
22. ass A 11 1000 T 0000 Insert the required number of cable terminals in openings provided in the head end station or in the 19 cabinet gt Cable terminals are not included in the scope of delivery Tighten the nuts of the cable terminals until the teeth on the lock washers put under have penetrated the exterior coating and a good connection is made be tween the housing 19 cabinet and cable terminals 3 3 Overview of the cassette 1 D SUB socket RS 232 Slot for CA module ASI output ASI input without function Loop through output of HF input A Status LED of HF input A HF input A channel strip A Loop through output of HF input B Status LED of HF input HF input B channel strip B The operating software of the cassette can be updated via the 9 Pin D SUB socket RS 232 using a PC or notebook and the software BE Flash You can find the current operating software on the website www gss de INE CJ 9 9 ass 12 HDMT 1000 T 3 4 3 5 Connecting the cassette Connect the HF connections to the inputs channel strip A and 11 channel strip B Connect the ASI input 4 and the ASI output 3 to the peripheral ASI devices Retrofitting a CA module The cassette is equipped with a common interface It allows you to connect a CA module for various scrambling systems
23. channel strip be switched off or on Bx 4A OUTPUT C21 on Use the buttons set the output channel Setting the output frequency In this menu you set the output frequency of the channel strip 42 0 860 0 MHz Additionally the modulator of the channel strip can be switched off or on Bx 4A OUTPUT 850 00MHz on Use the buttons to place the cursor under the digit to be set for the frequency display then use R E to set the output frequency wished Switching the modulator off or on Bx 4A OUTPUT C21 on To switch off the modulator place the cursor under on using the JJ button and switch off the modulator of the channel strip using the buttons 24 HDMT 1000 T The stotus LED is switched off see olso poge 15 gt The switched off modulator is indicated by in the display instead of the channel or frequency display In the case the modulator is switched off use the to switch it on Press the button gt The Output levels of the channel strips LEVEL menu is activated Output levels of the channel strips This menu item is used to set the output levels of the modulators of the channel strips A and B to the same value Bx 4A LEVEL 3 dB Measure and note down the output level of the channel strip To adjust the output level to the output levels of the other casse
24. d guidelines on the installa tion and operation of antenna systems Earth the SAT receiver in accordance with DIN EN 50083 1 60728 11 and VDE 0855 earthed equipotential bonding rail For further information please read the assembly instructions for the head end station used Test the software versions of the head end station and the cassette and update them if necessary The current software versions can be found at www gss de 2 action to prevent static discharge when working on the device Electronic devices should never be disposed of in the household rubbish In accordance with directive 2002 96 EC of the European Parliament and the European Council from January 27 2003 which addresses old electronic and electrical devices such devices must be disposed of at a designated collection facility At the end of its service life please take your device to one of these public collection facilities for proper disposal 4 HDMT 1000 T 2 1 2 2 2 3 General information Packing contents Cassette HDMT 1000 T 2 HF cables 1 Brief assembly instructions Meaning of the symbols used Important note gt General note Performing works Technical data The devices meet the following EU directives 2006 95 2004 108 EC The product fulfils the guidelines and standards for CE labelling Unless otherwise noted all values are specified as typical HF input C lianels rer
25. d input channel f necessary use the I button to activate the menu Fine tuning 0 is dis played additionally Use for fine tuning the input channel In addition to the indicator in the display there is also a status LED which indi cates the quality of the received transport stream G 6 Signal quality is good e 5 No signal The channel strip modulator 9 8 is switched off 9 u 10 7 Status LED of the channel strip A Status LED of the channel strip B To return to the main menu press the Ell button Press the button gt The menu Hierarchical modulation INPUT Priority is acti vated Gss 26 HDMT 1000 T Hierarchical modulation In order to attain with less field strength a greater range for broadcasters with DVB T so called hierarchical modulation can be used In this process several data streams are modulated onto a DVB T data stream using Quad rature Amplitude Modulation The robust High Priority data stream HP with a lower data rate is modulated onto the more sensitive Low Priority data stream which possesses a higher data rate If hierarchical modulation is used by the transmission in good reception conditions the receivers can re ceive both data streams in poorer reception conditions only the HP portion Bx 4A INPUT Priority high By pressing set to high
26. details please use the operating instructions of the CA module used Use buttons to activate the menu desired Press the B button to activate the menu Use the buttons to select the function desired e To set the CA module use the and B B buttons All settings are saved by pressing the f button gt You will be returned to the CA module CA menu item gt By pressing the MODE button you can cancel the settings in the menu of the CA module and are returned to the CA module CA menu Press button gt The Station filter Edit menu is activated Station filter In this menu you select the stations wished from the encoded data stream which are to be descrambled Bx 4A CA 1 gt m Menu lt gt Edit Bx 4A 01 03 MENU n n Bx4A TV X 04 09 Information es E Gss 44 HDMT 1000 T The display shows e g Bx 4A TV X 04 09 Meaning of the indicators in the example Bx 4A Slot 4 channel strip A TV TV channel type X The currently selected station is to descramble 04 09 The Ath of 9 stations read is being displayed a Station name Further possible terms displayed RA Radio channel type 0 The currently selected station remain unchanged Use E buttons to call up the stations in sequential order which are to be descrambled then use to de
27. displayed in the respective channel strip Is the Number 2 higher than Number 1 question marks ap pear in the display In this case correct the COFDM settings pages 31 or the settings of the station filter page 27 Bx4A STUFFING 34363 36906 e Press the 1 button gt The Substitute signal in the case of an incorrect input signal FAILURE menu is activated 37 HDMT 1000 T Substitute signal in the case of an incorrect input signol You use this menu to set whether a COFDM signal filled with Null Packets a COFDM signal filled with null packets and self made tables Tables or a Single Carrier signal should be provided as an output signal whenever an incorrect input signal occurs Self made tables are transmitted furthermore Bx 4A FAILURE Null Packets Use the EJ Bl buttons to set the output signal required Press the button gt The Transport stream ID and the ORGNET ID TS ONID menu is activated Transport stream ID and the ORGNET ID If the stations of a transponder are split into the transport streams of the chan nel strips A and B one of the both transport streams a new identification must be allocated to realise the channel search of the settop boxes connected without mistakes If the ORGNET ID is changed a new NIT must be generated page 39 Bx 4A TS ONID 0x0001 0100 off Use the E buttons to position the cursor
28. e 40 Deleting a PD ae ae 41 PID cerner Te OD T ERES 41 Factory reset een 42 Saving settings anna 42 3 4 1 Operation with CA modul 43 Setting the PID monitoring acc 43 Configuring the CA 43 S Sp IDE einsehen 44 Final procedures 46 7 Channel and frequency tobles 47 ess HDMT 1000 T 1 Safety regulations and notes Assembly installation and servicing should be carried out by authorised electricians Switch off the operating voltage of the system before beginning with assem bly or service work or pull out the moins plug Do not perform installation and service work during thunderstorms Install the system so it will not be able to vibrate ina dust free dry environment in such a manner that it is protected from moisture fumes splashing wa ter and dampness somewhere protected from direct sunlight not within the immediate vicinity of heat sources in an ambient temperature of 0 C to 50 C In case of the formation of condensation wait until the system is completely dried Ensure that the head end station is adequately ventilated Do not cover the ventilation slots Beware of short circuits No liability is accepted for any damage caused by faulty connections or inappropriate handling Observe the relevant standards regulations an
29. ed FACTORY STORE By pressing the MODE button you will be returned to the menu item Selecting the channel strip without invoking the factory de faults page 23 Press the Y button Saving settings The factory defaults are saved The display shows STORE Back to Selecting the cassette page 20 By pressing the MODE button you will be returned to the menu item Selecting the channel strip without saving the factory defaults page 23 If necessary set channel strip B Press the I button Returning to Selecting the cassette menu page 20 The settings are saved If functions of the TPS module are activated their status is shown in the second line of the menu M Station filter is switched on N NIT is activated C Network operator identification CAT is activated By pressing the MODE button you will be returned to the menu item Selecting the channel strip without saving the programmed data page 23 If necessary set channel strip B 42 1000 T 5 4 1 Operation with a CA module In order for this function of the CA module to be possible stations capable of being descrambled by the CA module you are using and your smart card must be selected in the Station filter PROGRAM menu page 27 Short term picture loss may occur when switching between scrambled and unscrambled broadcasts within one service e g scrambled stations a
30. erface several channels can be descrambled Description The cassette converts two incoming COFDM modulated signals into two outgo ing COFDM modulated signals with free selectable frequency The cassette has two DVB T inputs and one ASI input ASI Asynchronous Serial Interface acc DIN EN 50083 9 The transport streams decoded from the receiving stages and the transport stream fed in via the ASI input can be multiplexed into two transport streams by the TPS module The signal path is set in the menu items input signal path INROUTE and output signal path OUTROUTE The output transport streams can be outputted at the ASI output and or via two modulators at the HF output 6 HDMT 1000 T 2 4 1 Input signal path INROUTE Menu setting A ASI 1 B ASI 2 The transport streams of the receiving stage TS A and of the ASI input TS ASI generate the transport stream 1 The transport streams of the receiv ing stage TS B and of the ASI input TS ASI generate the transport stream 2 TS HF input A gee an o Transport stream 1 TS ASI ASl input H 1 TS B HF input B stage Transport stream 2 Menu setting A B ASI 1 ASI 2 The transport streams of the receiving stages TS A and TS B and of the ASI input TS ASI generate the transport stream 1 The TS ASI transport stream
31. he output symbol rate Additionally stations of the different transport streams can be assembled to a new transport stream Stuffing The transport stream is padded using what is known as zero data This ensures a steady and constant output data rate Changing the Transport stream and ORGNET ID The transport stream ID can be changed If the stations of a transponder are split into the transport streams of the channel strips A and B one of the both transport streams a new identification must be allocated to realise the channel search of the settop boxes connected without mistakes If the ORGNET ID is changed a new NIT must be generated Changing the NIT The transport stream contains data in the form of tables which the receiv ers evaluate and require for convenient use The TPS module can adjust the Network Information Table NIT to accommodate the new station data The NIT contains data which is required by the set top boxes connected to the cable network for the automatic search feature Changing the operator ID CAT Some network operators transmit an operator ID in the data stream e g visAvision By changing the CAT the operator ID can be adjusted to the cur rent demands 10 HDMT 1000 T Assembly Installing the cassette Ensure head end station 15 mounted so it will not be able to vibrote Avoid for example mounting the head end station onto a lift shaft or any other wall or floor construct
32. ion that vibrates in a similar way Before installing or changing a cassette unplug the power cable from the mains power socket Remove the fastening screws 1 of an unoccupied slot from the bracket of the head end station Insert the cassette in this slot and push it into the housing Align the cassette and apply slight pressure to connect it to the connections of the board and the HF bus bar Fasten the cassette with the screws 1 1 sre o ON i e j I e e e e a Le 00000000006 6 o 8 o eeeeooooooccoocee r3 EMC regulations To comply with the current EMC regulations it is necessary to connect the lines leading in and out of the head end station using cable terminals When mounting the cassette in a head end station which is installed in a 19 cabinet make sure the connections leading in and out for the 19 cabinet are made using cable terminals The attenuation of shielding of the connection lines for ASI and antenna must meet the requirements for Cl
33. l symbol duration Tes ps Guard interval ps Tc Ts Transmission parameters for DVB T at a bandwidth of 7 MHz Transmissionmode A 448 Symbol duration Ts ps Carrier space A f kHz n ca rrier theoretical n carrier real Used bandwidth MHz Total symbol duration Tes ps Guard interval ps Ts Transmission parameters for DVB T at a bandwidth of 6 MHz Transmission mode 448 Symbol duration Ts us Carrier space A f kHz n cartier theoretical n carrier real Used bandwidth MHz Total symbol duration Tes ps Guard interval T ps Tc Ts Gss 2 33 1000 T Setting the output signol In this menu you can set the bandwidth the carrier modulation and the spectral position of the output signal Bx 4A COFDM MODE 8MHz QAM64 POS Bandwidth of the output signal To transmit the output signal in the channel range of C21 to C69 a bandwidth of 8 MHz can be used In the channel range of C5 to C12 a bandwidth of lt 7 MHz must be set If frequency setting is selected you can set the bandwidth dependent on the frequency of the adjacent channel Bx 4A COFDM MODE 8MHz QAM64 POS Use to set the bandwidth of the output signal 5 MHz 8 MHz Carrier modulation I
34. n this menu item the carrier modulation is set At this the setting QPSK cor responds to the lowest and the setting 64 to the highest output data rate Use buttons to place the cursor under QPSK QAM e Set the carrier modulation of the output signal using the buttons 5 16 QAM64 Inverting the user signol For exceptionol coses ond older digitol coble receivers the spectrol position of the user signal can be inverted The default setting is POS Use to place the cursor under POS Use Ell to set the spectral position to NEG Press the button gt The Transmission parameters COFDM MODE menu is activated 34 HDMT 1000 T Transmission parameters In this menu you can set the transmission modes the code rate and the guard interval Bx 4A COFDM MODE 8k C7 8 1 32 Transmission mode In this menu item you set the quantity of carriers 2k mode 1512 carrier for user data total 1705 carriers Ak mode 3024 carrier for user data total 3410 carriers 8k mode 6048 carrier for user data total 6817 carriers The standard modes for DVB T are 2k and 8k Using the buttons set the transmission mode required 2k 8k Code rate During a transmission data can be lost or changed To recover this data redun dancy is added to the signal to be t
35. nd un scrambled regional broadcasters Setting the PID monitoring The factory default of the PID monitoring is switched on If particular PIDs are not decrypted the module is reset Additionally drop outs may occur if several stations are decrypted To prevent this the PID moni toring can be switched off Bx 4A CA PID Check on e Use the buttons to switch off or on the PID monitoring Press the button gt The Configuring the CA module CA menu is activated Configuring the CA module The menu varies according to which CA module you are using For this rea son please refer to the operating manual of your particular CA module The relevant information is shown in the display of the head end station This may appear as a fixed display or as scrolling text according to display capabilities Bx 4A CA gt Edit Menu lt Bx4A TV X 04 09 gt By pressing the MODE button you can skip the Configuring the CA module CA menu and activate the Output signal COFDM MODE menu page 34 Gss 43 HDMT 1000 T e Press the BJ button to activate the menu of the CA module gt The display shows e g Bx4A 01 03 MENU Information Meaning of the indicators Bx 4A Slot 4 channel strip A 01 03 The first of three menu items is activated MENU The menu of the CA module is activated For the explanation of further
36. nel frequency grid for DVB T band Ill bandwidth 7 MHz RS E m _B s EE REISSE PE 25 IE 25 282 2 age 231223 C8 198 5 2195 C 184 5 2055 12 226 5 NS 212 5 CCIR Hyperband frequency grid 8 MHz 5 5 45 N 5 5 N 5 N 5 leg _ a8 2 5 Oc 0 o _ O Ore p 0 E BE SPI gr cpm SERI ie 19 9 ze e e ei e 26 52 96 8 965 46188 YSZ B 55 5 55 5 5 25 25 25 25 95 KD O 21 306 00 S 26 346 00 530 378 00 S 34 410 00 S 38 442 00 5 22 314 00 S 27 354 00 531 386 00 35 418 00 S 39 450 00 523 322 00 S 28 362 00 S 32 394 00 S 36 426 00 S 40 458 00 S 24 330 00 5 29 370 00 5 33 402 00 37 434 00 41 466 00 525 338 00 CCIR Band IV V frequency grid 8 MHz C 21 474 00 C 31 554 00 C 41 634 00 C 51 714 00 C 61 794 00 22 482 00 32 562 00 42 642 00 52 722 00 62 802 00 23 490 00 33 570 00 43 650 00 53017300090 63 810 00 24 498 00 34 578 00 44 658 00 54 738 00 64 818 00 25 506 00 35 586 00 45 666 00 55 746 00 65 826 00 26 514 00 36 594 00 46 674 00 56 754 00 66 834 00 27 522 00 37 602 00 47 682 00 57 762 00 67 842 00 28 530 00 38 610 00 48 690 00 58 770 00 68 850 00 29 1538 00 39 618 00 49
37. ransmitted forward error correction The factor of the quantity of redundancy contained in the bits transmitted is called code rate Using the setting C7 8 you can get the highest output data rate at lowest redun dancy Use the buttons to place the cursor under Set the code rate required using the Ell buttons C1 2 C2 3 C3 4 C5 6 C7 8 Guard interval In this menu item you set the relation of the duration of the user symbols to the duration of the guard intervals to be transmitted A high guard interval e g G1 4 causes a low output data rate For cable networks the setting G1 32 is adequate Use the E buttons to place the cursor under Set the guard interval required using the buttons G1 4 G1 8 G1 16 G1 32 35 HDMT 1000 T ss Press the button gt The Transmitter identification COFDM TPS menu is activated Transmitter identification At terrestrial transmission an identification is referred to each COFDM modu lated transmitter When COFDM modulated signals are fed into cable net works this identification is not necessary usually If receiving problems should occur you must refer a transmitter identification CELL ID to each output chan nel and switch on the transmitter identification Bx 4A COFDM TPS CELL 0x0000 off Use the E buttons to position the cursor under the digit of the
38. scramble X or not to descramble them 0 Save changes and activate the station filter e Press the button The filter is activated The display shows the CA module CA menu Bx 4A CA Menu lt gt Edit Press the button The Output signal COFDM MODE menu is activated page 34 45 HDMT 1000 T Final procedures After installing the head end station upgrading accessories or installing cas settes it is necessary to tighten all cable connections cable terminals and cover screws in order to maintain compliance with current EMC regulations securely Securely tighten the cable connections using an appropriate open ended spanner Measure the output levels of the other cassettes and tune them to a uniform output level using the appropriate level controls or software dependent on the head end station used Please regard the assembly instructions of the respective head end station Mount the front cover see assembly instructions of the head end station css 46 HDMT 1000 T Channel and frequency tobles Advice for a frequency grid 8 MHz in the band I III NOS FS N 2 N s E 3 SF 24 265 24 255 832 555 8 82 ZZ Ex g 8 42 00 82 00 146 00 186 00 226 00 266 00 50 00 114 00 154 00 194 00 234 00 274 00 58 00 122 00 162 00 202 00 242 00 282 00 66 00 130 00 170 00 210 00 250 00 290 00 74 00 138 00 178 00 218 00 258 00 298 00 Chan
39. tched on again on by press ing the Ell button the previously generated NIT is added again If you have changed parameters in the meantime you must first select Make to generate a new up to date NIT Press the button gt The Network operator identification CAT ID menu is activated Gss 1000 T Network operator identification In this menu you can change the network operator identification CAT ID Conditional Access Table Identification for example of the visAvision trans ponder Eutelsat 8 West Bx 4A CAT ID 0xDE00 off CAT is not to be changed e Press the button The Deleting a PID DROP menu is activated page 41 Changing the CAT The network operator e g requires that you set the operator ID of the visAvision transponder to 2 Use the buttons to position the cursor under the digit to be set Use to change the operator ID from 0xDE00 to 0xDE02 Use the button to position the cursor under off then use to ac tivate the new CAT gt The menu display switches to modified gt f you try to change the network operator identification operator ID of a transponder which cannot be modified not modified ap pears in the display Press the button gt The Deleting a PID DROP menu is activated 40 HDMT 1000 T
40. ttes please pay attention to chapter Final procedures By repeatedly pressing the button scroll back to the Selecting the channel strip menu Select the other channel strip page 23 and set the following menu items Channel frequency setting page 23 Setting the output channel or Output frequency page 24 Switch on the modulator if necessary page 24 Measure and note down the output level Activate the LEVEL menu of the channel strip with the higher output level By pressing adjust the higher output level of the one channel strip to the lower output level of the other channel strip incrementally 0 10 dB Press the WT button gt The menu Input channel INPUT is activated gt If line B is selected the menu Station filter PROGRAM is acti vated 25 HDMT 1000 T Input channel ZN If three dots appear in the second line of the display the cassette is in the station search mode Please wait until the process has finished Once the HF receiver has synchronised to the input signal OK is displayed If appears in the second line of the display there is no input signal present Check the configuration of the antenna system and the head end sta tion as well as the preceding settings of the cassette Bx 4A INPUT C66 834 0 lt Bx 4 INPUT C66 0 OK e Use to set the desire
41. u you define the signal path of the input transport streams Menu setting A ASI 1 B ASI 2 page 7 Menu setting A B ASI 1 2 page 7 Menu setting 51 Ar ASI 2 page 7 Bx 4 INROUTE A B ASI 1 ASI 2 Use the buttons to select the signal path wished Press button gt The Output signal path DUTROUTE menu is activated Output signal path In this menu you define the signal path of the output transport streams Menu setting ASI gt ASI page 8 Menu setting 1 gt ASI ASI gt MA page 8 Menu setting 2 gt ASI ASI gt MB page 8 Bx4 OUTROUTE 1 gt ASI ASI gt MA Use the buttons to select the signal path wished f you do not want to do ASI settings press the MODE button gt The Channel strip LINE menu is activated page 23 To set the ASI parameters press the button gt The ASI transfer rate ASI RATE menu is activated 52 HDMT 1000 T ASI transfer rate In this menu you set the output transfer rate for the ASI component connected For this setting please take the required information from the documentation technical data of the ASI component to be connected Bx4 ASI RATE 108000 KBits e Use buttons to place the cursor under the digits to be set for the transfer rate then use the buttons to set the transfer rate wished e Press the 1 button
42. under the digit of the hexadeci mal number to be set Press to set the respective digit of the hexadecimal number Repeat the procedure by the quantity of the digits to be set Using the button place the cursor under off and switch on the trans mitter identification using the buttons gt By pressing the BJ button you return to the hexadecimal number setting 38 HDMT 1000 T Press the button gt The Network Information Table NIT menu is activated Network Information Table NIT Bx 4A NIT off gt Make To switch NIT on off on off press the buttons Press the I button to activate Make N All active COFDM cassettes must be set and ready for re ception The NIT of all COFDM cassettes are switched on gt The cassette fetches all the information output frequencies output data rates etc it needs from all the COFDM cassettes in order to generate the NIT This process may take a few seconds Then the NIT is generated added and sent to all COFDM cassettes The other COFDM cassettes also add this new NIT The status of all cassettes in the NIT menu changes to on The display shows read copy To switch off the new NIT off press the J button gt The NITs of the other COFDM cassettes will stay switched on When the NIT of the cassette is swi
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