Grundig Flat Panel Television PHDQ 2002 BC User's Manual
Contents
1. 0 7 Bx 1A OUTPUT RANDOM 6900 kBd normal inverse Bx 1A MODE Ueberwachung berwachung KDG Monitoring EP C N 14 6 dB 9 6 OK B Kanalzug B 9 77 ChannelstripB Bx1A QAM MODE 256 QAM A Bx 1A STUFFING SR 6900 6531 Kanalzug A i Kanalzug Channel strip AIB 5 3 Cassette programming Switch on the head end gt The display shows the software version of the head end e g 34 gt The processor reads the Cassettes data approx 10 s BE Remote V 34 PROFESSIONAL Box 1 DVB MTP Box 2 TWIN QAM 521 541 722524 521 541 tr 523 Selecting the Cassette e If necessary select the Cassette you want to program by repeatedly pressing the button e By pressing activate channel strip A Switching the channel strip The display shows e g the menu Bx DVB MTP Bx Cassette box l Cassette Channel strip 521 541 Adjustable channel range ok Functions of the MTP module S21 Set channel BE DVB MTP Bx 1A VERSION Kanalzug 621 541 521 PHDQ 4002 v3 Channel strip AIB Bx 1A TP Modul VERSION MTP15 Select the desired channel strip A or B with F R 13 To query software versions Software version and type of the Cassette Press the button once Software version of the TP module Press2. button twice Return to main menu Press the IIIS button again Press the button gt The OUTPUT menu is activated Setting the output channel only Bx A OUTPUT OUTPUT BE 306 00 0 306 00 64 64 By pressing set the desired output channel y P g P gt The channel range that can be set depends on the type of Cassette used Frequency offset fine tuning Press and hold down the J button until 0 also appears in the display Use the keys EE set the offset 64 64 e f necessary use the key to return to the channel setting Note Using the Cassette PHDQ 2002 BC and PHDQ 3002 BC the menu Frequency setting appears instead of Channel setting 14 En Bx 1A OUTPUT 112 0000 MHz The QAM signal is transmitted with a bandwidth of 8 MHz This means that you can only use the channel centre fre quency of the existing channel raster in the range of chan nels 521 C69 frequency raster 8 MHz The frequency raster is 7 MHz in the range of the lower channel ranges lt channel 520 If one uses the existing channel raster here this will result in interference overlapping of the 8 MHz QAM signal packages and thus transmission problems For programming in this channel range we recommend to calculate the output frequency of the QAM modulator starting with the upper output frequency of the Cas sette listed in the Speci
3. e Press the 3 button gt The display shows the OUTPUT Spectrum menu Inverting the user signal only Bx A For exceptions and older digital cable receivers the spec tral position of the user signal can be inverted Bx 1A OUTPUT ES EH Spectrum normal normal inverse e By pressing EM E set the spectral position normal or inverse e Press the button The menu QAM monitoring MODE Ueberwachung is activated QAM monitoring only In this menu the signal at the Cassettes output is defined if there is no input signal available Ueberwachung Monitoring Single carrier KDG QAM modulated data flow Thus an automatic monitoring of the QAM modulated out put signal is possible Bx 1A Ueberwachung Monitoring Use to select Ueberwachung or e Press the 3 button The menu Setting the LNB oscillator frequency LNB Freq is activated Setting the LNB oscillator frequency Bx 1A LNB Freq En f 2 10600 MHz e Use the buttons to place the cursor under the number to be changed and use IM to set the LNB oscillator frequency e Press the 3 button gt The menu Setting the input symbol rate and the DVB mode INPUT SR 27500 is activated 18 Setting the input symbol rate and the DVB mode Setting the sy
4. 18 or e Press the button gt The sub menu Modulator settings OUTPUT Modulator is activated Modulator settings only Bx A Bx 1A OUTPUT nm Modulator on on off e By pressing the buttons switch the modulator HF output on default setting e Press the 2 button The display shows OUTPUT LEVEL HF OUT Setting output level of the channel strips only Bx 1A OUTPUT LEVEL HF OUT 0 0 7 Bx 1A OUTPUT LEVEL CONTROL Press the button OUTPUT LEVEL CONTROL appears in the display Note In this mode a digital carrier is set to the analogue pic ture carrier frequency of the output channel of the channel 2162 strip Thus you can measure the absolute output level using a analogue test receiver Measure the output level of the channel strip using the con nected antenna test receiver By pressing the button activate the menu OUTPUT LEVEL HF OUT and adjust the output level in crementally from 0 to 7 dB by pressing W e Press the button twice OUTPUT RANDOM is shown in the display Producing a QAM signal for testing only Bx A Bx 1A OUTPUT RANDOM 6900 kBd The Cassette generates a QAM signal for testing without there having to be an input signal In the second menu line the corresponding output symbol rate e g 6900 kBd 6 900 kilosymbols per second is shown
5. frequency of the channel In this way the Cas sette s level can also be set with an analogue TV test receiver set to the video carrier frequency of the channel In order to prevent interference within the head end and the cable system the output level of the digital Cassettes must be lowered by approx 10 dB at 64 QAM and by approx 4 dB at 256 QAM compared to analogue Cassettes Connect the test receiver to the TEST OUTPUT 1 of the head end Set the output channel of the Cassette see page 14 and adjust the TV test receiver to this channel e Switch on the modulator if necessary Measure the output level of the analogue Cassettes and if necessary tune them to a uniform output level Check the output level of the digital DVB MTP Cassettes Lower the output level of the appropriate Cassette in re lation to the analogue Cassettes at 64 QAM by approx 10 dB and at 256 QAM by approx 4 dB with the level adjuster to the right of the Cassette After programming the Cassette check the output level of the Cassette again and if necessary set it again 5 2 The menus at a glance Mit gekennzeichnete Funktionen sind nur im Kanalzug m glich Functions marked by a star are only possible in the channel strip BE DVB MTP Bx1A VERSION Kanalzug 621 541 521 PHDQ 4002 v3 Channel strip AIB 64 64 Bx 1A OUTPUT Modulator on on off
6. is known as zero data This increases the data rate and consequently the output symbol rate Changing the output symbol rate suitably alters the bandwidth used halving the output symbol rate roughly halves the bandwidth at the output Changing service information The transport stream contains data in the form of tables which the receivers eval uate and require for convenient use The TP module can change the Network Information Table NIT The NIT contains data which the set top box needs for the automatic search function 2 3 3 Explanation of the term symbol rate High quality modulation methods like QPSK and QAM can encrypt several bits as a single transferred and received symbol The user data stream contains the audio and video signals of a station and is thus permanently assigned If the value of the modulation and therefore the number of bits per symbol is in creased the symbol rate falls compared to the user bit rate Formulae for calculating the output symbol rate SR at a fixed input symbol rate SR E and FEC 256 QAM SR FEC x 1 x SR E 128 QAM SR A FEC x 2 7 x SR E 64 QAM 56 FEC x x SR E 32 SR A FEC x 2 5 x SR E 16 QAM FEC x 7 x SR E 4 QAM 56 FEC x x SR E Example Output symbol rate 64 QAM 3 4 Input symbol rate SR E 27 500 kilosymbols per second SR A 37 1 3 x 27 500 kilosymbols s SR A 6 875 kilosy
7. mode restricts the output symbol rate permissible value lt 7 000 kilosymbols per second An output QAM mode of gt 64 QAM places a large burden on the cable network Due to noise delay and frequency response problems a reception of the converted output signal can be impeded Press the button gt The menu Setting the stuffing STUFFING is activated 21 Setting the stuffing only Bx1A STUFFING SR 6900 6531 ay Kanalzug A Channel strip A SR 6900 number 1 Active output symbol rate Bx 1A STUFFING SR 6900 6531 Zahli Zahl2 Number 1 Number 2 6531 2 number 2 The current measured output symbol rate If the station filter is activated this value is lower than the value of the number 1 The value fluctuates since the data rates of individual stations are dynami cally modified by the broadcasters e Use the buttons to place the cursor under the number to be changed number 1 and set the symbol rate with the buttons BE The value set corresponds to the new output symbol rate Note Increase the value of number 1 With the station filter on off the number 1 can be increased to any value up to 7 000 e Reduce the value of number 1 With the station filter on the number 1 can be decreased To do this observe the number 2 for approx 30 seconds and note the hi
8. D by means of a PC or notebook Use the BE Flash software as the update software You can make drop and pass filter settings in the channel strip B using the MTP PC software You can find the current operating software of the Cassettes on the website htip www gss tv The operator control panel at a glance Menu items Program the Cassette using the keys on the head end control unit The two line display of the control unit then shows the menus You can select the following main menu items CONTROLUNIT with the 1 button Cassette and channel strip Output channel 2 LNB oscillator frequency mM MODE OUTPUT Symbol rate TIL PRESS 2 SEC Input frequency d QAM modulation Stuffing Operator control panel You can individually select the menus and menu items step by step using the key pad of the head end MOA scrolls forward through the menu scrolls backward through the menu select parameters in menus EHE setvalues initiate actions INIM selects sub menus M saves all entries The parameters to be set are displayed underlined cursor 2 5 1 Programming The following examples show how the PHDQ 4002 BC Cassette is programmed the output channels can set from S21 541 Set the other Cassettes listed in the same way Preparation Notes Using the menu LEVEL CONTROL the Cassette generates an equally powerful HF carrier on the video carrier
9. English Grundig SAT Systems PROFESSIONAL HDTV Digital QAM PHDQ 2002 BC PHDQ 3002 BC PHDQ 4002 BC PHDQ 5002 BC ess Phone 49 0 911 703 8877 Grundi a D tems GmbH Fax 49 0 911 703 9210 Beuthen e 43 Email infoGgss tv 0 90471 Internet http www gss tv Contents 1 Safety regulations csscsssscssssscssssccesssccssseccsssecessnscessscsessnecesssecesssecsssseeeeses 3 2 General information uua cider e epu RU pute cie tolo bd Dua des URN nina 3 ZA Se ree t S NET ER 3 2 4 Zee sy cincsauiaquan e E ro sanimannen sani E AE E E R 9 2 3 1 Manual display of the software 6 2 9 2 TOW te TP module WOIKS xus ccc 6 2 3 9 Explanation of ihe term symbol rate wsscceccicscpestedwonneneesdeausdpcnesstaas 7 SFOCOpM 8 Cas eie IRI 8 32 Conheciing 8 4 The operator control panel at a glance ceeeeeee eere eere eee 9 A MEn ENE TT T OUT 9 27 9 SM Prog CUMMING 10 Muelle TT 10 32 Nie M NIE T T 1 5 2 The menu of channel strip 12 Jo 1111 131 EY T TS 13 Ine 13 Switening Ihe channel Aci eee ene ee ee nee eee 13 To gue
10. ed to the HF output collector of the head end via the HF output socket The output level of the Cassettes can be set with the level regulator max 20 dB at the output collector of the head end After the head end has been switched on the software version of the control unit is displayed briefly in the two line LC display and afterwards the type of Cassette of the first slot Approximately five minutes after the last button has been pressed the software version of the control unit is displayed The Cassettes are designed for use in the following head ends PSU 12 PSU8 PGT 8 2 3 1 Manual display of the software version IF necessary you can call up the display of the software version of the control unit manually Hold down any two keys of the control unit simultaneously until the display goes dark and the software version e g V 34 is displayed 2 3 2 How the TP module works When converting the QPSK modulated signal to QAM modulated cable signal the demodulated data stream can be accessed via the integrated TP module This data stream also called transport stream contains several stations with all their components audio data and service information which can be changed using the TP module The individual functions Station filter Individual stations can be deleted This reduces the data rate and consequently the output symbol rate Stuffing The transport stream is padded out using what
11. fications going back in steps of 8 MHz or starting with the lower output frequency of the Cas sette listed in the Specifications moving up in steps of 8 MHz o O MEE c C N CN c CN c CN c SN 6 ost 5 ost Oo ost Oo ost o ost eo ac E sc ED 2 E EDS Ec ERE 2 es ME O O S215 306 00 559 Z0 G28 550100 CAZ 5642700 9591252300 5 22 314 00 5 36 426 00 29 538 00 43 650 00 57 762 00 3 23 1 32200 5 37 434 00 C 301 554600 CAA65800 C 581177000 5 24 330 00 S38 442 00 C31 554 00 45 666 00 C59 778 00 323 123800 S 450 00 C 321302 00 C 46 674 00 C 60786 00 5 26 346 00 5 40 458 00 C 33 570 00 C 47 682 00 C 61 794 00 S270 354 00 5 41 466 00 C34 576 00 48 690 00 C 602 802 00 5 28 362 00 21 474 00 95 586 00 49 698 00 C 63 810 00 227 70500 12200282100 C30 5 92100 C 50 706 00 66 00 5 30 378 00 23 490 00 C 37 602 00 C51 714 00 C 65 826 00 S31 386 00 AE 26100 C36 10 00 652187222500 C 66 834 00 5 32 394 00 25 506 00 C 39 618 00 53 730 00 C 67 842 00 S930 272 00 14206 C40 626 00 CoA e726 00 C 68 850 00 S 34 410 00 27 522 00 41 634 00 55 746 00 C 69 858 00 15 Press the button gt The menu Setting the LNB oscillator frequency LNB Freq is activated page
12. ghest value Add roughly 10 to this value Do not decrease the number 1 lower than the value of number 2 22 Is the number 1 lower than number 2 exclama tion marks II appear in the display Bx 1A STUFFING SR 6250 6531 Saving settings Press the button gt Return to Selecting the Cassette A page 13 gt The new settings are saved permanently gt f functions of the MTP module are activated their status is shown in the second line of the display Box 1 DVB MTP 521 541 777 S21 1 Position P station filter on 2 Position PSI off M PSI on PSI and drop pass filter off 3 Position N NIT changed Functions that are not active are indicated by a star Notes Going back to Switching the channel strip B via LUPIS page 13 cancels all settings that have not been saved f necessary set channel strip B 18 n Alterations reserved Technical data E amp O E by GSS GmbH 26032006
13. hort circuits No liability is accepted for damage caused by faulty connection or inexpert handling Observe the relevant norms regulations and guidelines on the installation and operation of antenna systems Earth the SAT receiver using the equipotential bonding rail in accordance with DIN EN 50083 and VDE 0855 Do not perform installation and service work during thunderstorms Aia amp action to prevent static discharge when working on the device 2 1 General information Packing contents 1 Cassette PHDQ 2002 BC or PHDQ 3002 BC or PHDQ 4002 BC or PHDQ 5002 BC 2 HF connection cables 1 Assembly instructions on CD 1 Measuring log 2 2 Technical data The devices meet the following EU directives 73 23 EEC 89 330 EEC The product fulfils the guidelines and standards for CE labelling HF input Frequency range 950 2150 MHz Frequency raster 1 MHz Level range 35 dByV 80 dBuV DVB S modes DVB S 1 2 2 3 3 4 2 6 7 8 DVB S2 modes QPSK 5 3 5 2 3 3 4 4 5 9 61 8 9 Vio 8PSK 3 5 2 3 da VAR 8 9 Symbol rate DVB S QPSK 2 45 MSymb s Symbol rate DVB S2 QPSK 10 30 MSymb s 8PSK 10 31 MSymb s HF output PHDQ 2002 BC Frequency range 60 MHz 86 MHz PHDQ 3002 BC Frequency range 112 MHz 306 MHz PHDQ 4002 BC Channels asd Frequency range 306 MHz 466 MHz Channel raster 8 MHz PHDQ 5002 BC Channels C21 C69 Frequency range A74 MHz 858 MHz Cha
14. mbol rate Bx 1A 27500 The symbol rate SR of the satellite transponder can be found in the current transponder tables of the various satel lite trade magazines or in the websites of the according program providers I BE e Use the buttons to place the cursor under the number 5 27500 to be changed and set the symbol rate with the buttons WA Setting the DVB mode The Cassettes recognize the transmitted DVB mode and switch over between the normal QPSK mode DVB S and the DVB S2 mode Receiving stations with DVB S2 mode we suggest to preset the DVB mode to shorten the time for searching stations Use the J button to place the cursor under DVB S DVB S2 and set the DVB mode with the buttons BG s Technical data Press the button gt The menu Setting the input frequency INPUT is activated Setting the input frequency transponder frequency Notes Bx 1A f 11836 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 any offset to the target frequency is displayed in MHz e g 0 4 IF a question mark appears in the second line of the display there is no input signal present Check the configu ration of the antenna system and head end as well as the preceding settings of the Casse
15. mbols s Note If no FEC is stated in the station lists it can be assumed to FEC 3 4 Reception from a transponder with a very low symbol rate SCPC station The extremely low data rate means that the output symbol rate is very low If there are reception problems with different digital receivers set QAM modula tion with stuffing to a higher value Defined symbol rates Some cable operators specify a fixed symbol rate e g 6 900 kilosymbols per second 3 Assembly 3 1 Installing the Cassette Warning Before inserting or changing Cassettes pull the mains plug of the head end out of the mains socket Unscrew the fastening screws from the bracket in the head end Insert the Cassette into a free slot and push it into the housing Align the Cassette and gently make it contact with the connections of the circuit board and the HF bus bar Fasten the Cassette with the 1 screws 9 Q Q9 amp 0 cea OO e 22220 D 666666 6 6 lo 3 2 Connecting the Cassette Connect HF input cable with the input sockets INPUT 2 channel strip A and INPUT B 1 channel strip Connect the head end to the mains power supply The Cassette is now ready for operation INPUT B INPUTA RS232 4 1 4 2 Note The operating software of the Cassette can be updated via the socket RS 232 3 9 Pin Sub
16. nnel raster 8 MHz Output level Typ 90 dBpV Output impedance 75 nominal 2 3 Connections SAT inputs 2 F connectors HF output 1 IEC socket female Connection strip 10 pin For supply voltages and control circuits Socket RS 232 Update interface Description The Cassettes convert two QPSK modulated data flows into QAM modv lated data flow The Cassettes are controlled via the head end Each Cassette has two inputs and one HF output as well as an integrated multi transport flow processor for stuffing PID pass drop and service filtering For these Cassettes information from a barker channel can be added or changed with a transport flow MTP function Drop and service filter For this purpose there are two autonomous reception tuners and one modulator on which the modified transport flow can be transmitted as a QAM modulated signal The SDT and PAT tables are automatically generated All data relevant to the operation of the Cassette is registered in a logbook with a maximum of 500 entries The operating software of the Cassette can be actualised via an external 9 pin SUB D socket using a PC or notebook software BE Flash or settings in the channel strips A service channel and B barker channel of the Cassette software MTP component of software PSW 1000 You can find the cur rent operating software of the Cassettes on the website http www gss tv The prepared input signals are transmitt
17. ry sol WES versions 14 Setting the output channel only 14 Modulator settings only etae bbb gods 16 Setting output level of the channel strips only 16 Producing QAM signal for testing only 17 Inverting the user signal only Bx A 7 QAM monitoring only BXA 18 Setting the LNB oscillator 18 Setting the input symbol rate and the DVB mode 19 Setting the input frequency transponder 20 Setting the QAM modulation value only Bx A 2 Seiling ihe 22 STe ERE LS Serre 29 1 Safety regulations N Important Assembly installation and servicing must be carried out by an authorised electrician e Switch off operating voltage before the start of assembly or service work or pull out the mains plug nstall the system in a dusHree dry environment so that it is protected from moisture vapours splashing water and damp somewhere protected from direct sunlight away from the immediate vicinity of heat sources at an ambient temperature of 50 C Make sure the device is adequately ventilated Do not cover the ventilation slots Beware of s
18. tte in question Bx 1A C N 14 60B 9 6 0 Kanalzug B Channel strip B Use the buttons to place the cursor under the number to be changed and set the input frequency with the buttons B A Press EM to adjust the input frequency so that the offset is less than 1 MHz Press the button gt The sub menu Testing the signal to noise ratio C N is activated Testing the signal to noise ratio In this menu you can estimate the quality of the input signal Current signal to noise ratio This value shows the difference between the quality of the input signal and the threshold of the tuner at this type of modulation 29 20 Note At a value lower than 5 picture dropouts can occur 3 If OK is shown the signal to noise ratio is ok If a value 5 is shown under 2 the display changes from OK to II e Press the button Return to the main menu Note Setting the channel strip B store the setting by using the button I gt Return to Selecting the Cassette A page 13 Going back to Switching the channel strip B via page 13 cancels all settings that have not been saved e Press the button gt The menu Setting the QAM modulation value QAM MODE is activated Setting the QAM modulation value only Bx A y Bx 1A QAM MODE 256 QAM Setting the QAM mode with gt A higher QAM
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