GSS HDMU 790 C Assembly Instruction Manual
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GSS HDMU 790 C Assembly Instruction Manual

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HDMU 790 C

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Summary of Contents for GSS HDMU 790 C

  • Page 1 HDMU 790 C...

  • Page 2: Table Of Contents

    o n t e n t s 1 Safety regulations ....................3 2 General information ..................4 Scope of delivery ................4 Meaning of the symbols used ............... 4 Technical data..................4 Description ..................6 3 Installation ......................7 Retrofitting a CA module ..............8 Installing the module ................

  • Page 3: Safety Regulations

    Network Information Table (NIT) ............36 Factory reset ..................37 Saving data ..................38 6 Final procedures ....................39 7 Channel and frequency tables ................40 a f e t y r e g u l a t i o n s • The standards EN/DIN EN 50083 resp. IEC/EN/DIN EN 60728 must be observed.

  • Page 4: General Information

    2.1 s C o p e d e l i v e ry 1 Head-end Digital Modulator QAM "HDMU 790 C" 1 RF connection cable 1 Brief Assembly Instructions 2.2 m...
  • Page 5 Return loss (input):..........> 17 dB (5 … 270 MHz) RF output Frequency range: ..........42 MHz … 1050 MHz Channels: ............S21 … S41; C21 … C69 Output level: ..............75…85 dBμV Output impedance: ................. 75 Ω Connections: RF input: ................. 1 F socket RF output: ................

  • Page 6: Description

    2.4 d es C r i p t i o n The Digital Transmodulator module "HDMU 790 C", in the following called "module" converts four ISDB-T, DVB-T2/T/C modulated data streams into four QAM modulated data streams. The module has one DVB-C/T/T2 resp. ISDB-T input, one ASI input and one RF output.

  • Page 7: Installation

    When the head-end station is switched on, the two-line LC display shows the "SETUP" menu and the software version of the control unit. The head-end sta- tion output level can be adjusted in this menu. The control of the module takes place via the control unit of the head-end sta- tion.

  • Page 8: Retrofitting A Ca Module

    3.1 r Ca e t r o f i t t i n g m o d u l e The cassette is equipped with two common interfaces. This allows you to con- nect two CA modules for various scrambling systems and service providers. Scrambled channels can only be descrambled with a CA module suitable for the scrambling system and the corresponding smart card.

  • Page 9: Installing The Module

    3.2 i n s ta l l i n g t h e m o d u l e – Check that the plug contacts of the CA module are tightly seated in the terminal strips on the common interface of the module and make sure there is reliable contact.

  • Page 10: Connecting The Module

    3.3 C o n n e C t i n g t h e m o d u l e Fig. 4 • If required, connect the DVB-C/T/T2 resp. ISDB-T input (input "In A") on the module (fig. 4) to the preinstalled F terminals in the rear wall of the head-end station via the cable inlets using a RF cable made on-site.

  • Page 11: The Control Panel At A Glance

    C o n t r o l p a n e l g l a n C e 4.1 f u n C t i o n s t h e C o n t r o l pa n e l b u t to n s To move the cursor To adjust values and...

  • Page 12: Programming

    r o g r a m m i n g 5.1 p r e pa r at i o n • Check the software versions of the head-end station and the module and update them if necessary. The current software versions can be found on the website "www.mygss.eu".

  • Page 13: Programming Procedure

    5.2 p r o g r a m m i n g p r o C e d u r e Bedienhinweise Operating Hints SETUP BE160 Ein / On "blättert" Menüs vorwärts. scrolls forward through the menu. V 10 wählen die Eingabeposition select the enter position.

  • Page 14: 3Xasi B/C/D Tuner A

    0xASI 2xASI Tuner A Tuner C 2xASI Tuner A Tuner B 3xASI B/C/D Tuner A 4xASI A/B/C/D nur, wenn Tuner gewählt ist Bx 4 INPUT Bx 4A MODE only if tuner is selected Tuner A OK => T 7MHz, T 8MHz T2 5MHz, T2 6MHz, T2 7MHz, T2 8MHz Tuner A / B / C / D ISDBT 6MHZ, ISDBT 7MHZ...

  • Page 15: Bx 4D

    sdt–other sdt–other / SDT–OTHER Bx 4A DROP 0x0000 off / on Bx 4A REMAP 0x0000–>0000 off / on Bx 4 DATARATE aktuell benötigt/max. current needed/max. ! ! ! 28/51 Mb !!! Overflow A / B Bx 4 => Make on / off Make Werkeinstellung Bx 4...

  • Page 16: Programming The Module

    5.3 p r o g r a m m i n g t h e m o d u l e Notes: – Entries are saved by pressing the button. —> You will be returned to "Selecting the module/channel strip". – The programming process can be cancelled by pressing and holding the button.

  • Page 17: Output Settings

    • Press the button. —> The "Output settings" – "OUTPUT" main menu is activated. u t pu t s e t t i n gs In this menu you select the modulator for which you would like to do the output settings in the related submenus.

  • Page 18: Channel / Frequency

    Switching the modulator on or off: • Use the button to place the cursor under "on" resp. "off". • Use the buttons to switch each modulator on or off. • Press the button. —> The "Channel / Frequency" – "FREQ" submenu is activated. / f h a n n e l r e q u e n C y...

  • Page 19: Output Symbol Rate, Qam Modulation

    Frequency setting (42.0 MHz … 860.0 MHz; modulators "A" … "D"): A < – > B C < – > D Bx 4B Bx 4C FREQ Bx 4D Bx 4A FREQ 842.00 MHz 850.00 MHz 858.00 MHz C– – 851.14 MHz —>...

  • Page 20: Substitute Signal In The Case Of An Incorrect Input Signal

    QAM-Modulation: In this menu item you can set the QAM modulation. —> For higher QAM modulation, the output symbol rate is lowered. An output QAM modulation of > 64 QAM places a large burden on the cable network. Due to noise, delay and frequency response prob- lems, reception of the converted output signal can be affected.

  • Page 21: Asi Input

    • Use the buttons to set the required output signal. • Press the button. —> Returning to "Output settings" main menu (page 17). —> If necessary set further modulators. • Press the button. —> The "ASI input" – "ASI" main menu is activated. asi i n p u t In this menu you can select how many channel strips (lines) will use the ASI...

  • Page 22: Input Settings

    n p u t s e t t i n gs In this menu you select the channel strip (line) for which you would like to do the input settings in the related submenus. Bx 4 INPUT Tuner A OK => —>...

  • Page 23: Kind Of Modulation

    i n d m o d u l at i o n —> This menu is only available if a tuner is selected in menu "Input set- tings" (page 22). In this menu set the kind of modulation of the input signal. Bx 4A MODE •...

  • Page 24: Physical Layer Pipe

    h ys i C a l ay e r i p e —> This menu is only available if T2 is selected in menu "Kind of modu- lation" (page 23). In this menu, you enter the parameter PLP, which are required for the selection of the data stream.

  • Page 25: Cable Input Symbol Rate

    a b l e i n p u t ym b o l r at e —> This menu is only available if C is selected in menu "Kind of modula- tion" (page 23). In this menu set the symbol rate of the desired transponder. Bx 4A SYMBOL 6900...

  • Page 26: Input Channel/Frequency

    n p u t C h a n n e l f r e q u e n C y In this menu you set the input channel / input frequency of the transponder you would like to receive. Bx 4A FREQ 746.00 –...

  • Page 27: Station Filter

    tat i o n f i lt e r In this menu stations (services) of a transponder can be switched off. Herein you select which scrambled station should be descrambled using an adequate CA module. Bx 4A TV + 01/06 Das Erste —>...

  • Page 28: Station Filter On/Off

    —> If a station is scrambled (indication "*"), in this menu you select whether it should be descrambled using an adequate CA module. • Press button twice to descramble a station (indication "X"). Bx 4A TV * X 01/06 • Press the button.

  • Page 29: Pid Monitoring

    Selection ASI: —> Returning to "Input settings" main menu (page 22). —> If necessary set a further line. Selection Tuner: –> The "PID monitoring" – "NO CA" submenu is activated. pid m o n i to r i n g —> This menu is only displayed if "Tuner" is selected in the "Input set- tings"...

  • Page 30: Ca Module

    m o d u l e —> This menu is only available if a tuner is selected in menu "Input set- tings" (page 22) and a CA module is attached. 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.

  • Page 31: Economize Descrambling Capacity

    C o n o m i z e d e s C r a m b l i n g C a paC i t y —> This menu is only available if "Tuner" is selected in menu "Input set- tings"...

  • Page 32: Option Settings

    p t i o n s e t t i n gs In this menu you select the channel strip for which you would like to do the option settings in the related submenus. Bx 4 OPTIONS => —> In order to skip the "Option settings", press button •...

  • Page 33: Bat/Sdt-Other Tables

    —> The "BAT/SDT-OTHER tables" – "BAT/SDT" submenu is activated. bat/sdt-other ta b l es In this menu you can switch on resp. off the BAT- and SDT-OTHER tables. —> BAT = Bouquet Association Table: Information in the data stream about the affiliation of station packets to a specific bouquet.

  • Page 34: Renaming A Pid

    • Use the button to set the cursor under "off" and delete the PID using the buttons ("on"). • Press the button. —> The "Renaming a PID" – "REMAP" submenu is activated. pid e n a m i n g In this menu you can allocate a new address to a PID retaining the complete data content.

  • Page 35: Output Data Rate

    u t p u t data r at e This menu shows the output data rate defined using the output settings and the current needed output data rate. Bx 4A DATARATE ! ! ! 28/51 Mb 28: The current needed output data rate. 51: Maximum output data rate (dependent on the settings of modulation and symbol rate).
  • Page 36 (nit) e t wo r K n f o r m at i o n a b l e Bx 4A => Make • To switch NIT "on" resp. "off" press the buttons. • Press the button to activate NIT ("Make"). All active cassettes which are able to output a NIT ("NIT cassettes") must be set and ready for reception.
  • Page 37 aC to ry r es e t In this menu you can reset all settings to the factory defaults. Bx 4 FACTORY Bx 4 FACTORY Defaults => STORE => S • Press the button. —> The factory defaults are invoked ("FACTORY STORE"). —>...
  • Page 38 av i n g data Bx 4 MEMORY STORE S => STORE CANCEL • All programmed data is saved by pressing the button. You will be re- turned to the menu item "Selecting the module / channel strip" (page —> By pressing the button, you will be returned to the menu item "Selecting the module / channel strip"...
  • Page 39 i n a l pro C e d u res After installing the head-end station, upgrading accessories or installing mod- ules it is necessary to tighten all cable connections, cable terminals and cover screws in order to maintain compliance with current EMC regulations. • Securely tighten the cable connections using an appropriate open-ended spanner. • After programming, connect the modulator output to one of the input sockets of the output collector (page 10, fig. 4). •...
  • Page 40 h a n n e l a n d f r e q u e n C y t a b l e s Advice for a frequency grid (8 MHz) in the band I/III 42.00 82.00 146.00 186.00 226.00 266.00 50.00 114.00...
  • Page 41 Phone: +49 (0) 911 / 703 8877 • Fax: +49 (0) 911 / 703 9210 www.gss.de/en • info@gss.de Service: Phone: +49 (0) 911/703 2221; Fax: +49 (0) 911/703 2326; service@gss.de Alterations reserved. Technical data E. & O.E. © by GSS Grundig Systems GmbH...

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