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FIELD STRENGTH METER USER MANUAL

1. BERi BERo PER Display of the measures of e BERI error rate before LDPC e BERO error rate after LDPC e PER error rate after BCH lost packets e MER modulation error rate e LKM noise margin Link Margin Recall LDPC Low Density Parity Check BCH Bose Chauhuri Houquenohem The concatenation Viterbi Reed Solomon of the correction of DVB T H has been replaced by the concate nation LDPC BCH under DVB T2 Display of the values of Cell ID from the diffuser and specific to the emitter p 57 849 12 10 DVB C I i TUNER DEMODULATEUR REED DECODAGE c SOLOMON MPEG BERo PER Measures AST ST ET 291 157 MHz s DVB C 6875 kBd 64QAM 57 2 dBA CS Te 9 a CN OCT BERi JEA 1E3 1ES 1E7 Es E uw BERo lt oE AMMEN e PER lt Q ter ves MER 31 4dB LKM 7 1dB Display of the measures of e BERO e PER e MER e LKM BERo error rate before Reed Solomon error rate after Reed Solomon error rate packet modulation error rate Noise margin Link Margin error rate bits Ratio between the number of false bits number of transmitted bits during the measurement time PER error rate packets Ratio between the number of false packets number of transmitted packets during the measure ment time Recall Under DVB C a packet is made of 204
2. You can recognize the keys by their dark grey frame example the Home key I Save Access to the save of the current page Serial number 001 Version 0 1 DVB T T2 Band 5 2200MHz 5 DVB C C2 DVB S S2 I DOLBY DIGITAL PLUS The Home page allows the navigation through all functions of the appliance You will also find there the LNB DiSEqC and Measures TV Spectrum functions the AUTOSET Lists Library Check Sat Configuration Constellation Echo Guard Interval Measurement map Lists Library Measures TV Spectrum E e LNB DISEqC Echo guard interval Check Sat CZ Measurement map 427 62 6 p 25 849 On all pages is displayed the following information Indication of the values Tension and Current of the remote power sup plv Indication of the position of the Page title a switch or of the SatCR position of the slot OCC O e Vertical Indication of the state of the battery Attention To exit a window like this one below you have to press the key Ni Name Save settings list 554 dB Screenshot CIN 15 5 Save internal memory Bi Eno BiHo RNC FEM ir LR p 26 849 To navigate through a table inside a page or a window a vertical slide appears with arrows to move up and down the table To move faster you can slide a cursor with your fingers Move up through the table gt
3. 849 Charge the device only when the device is off Charge the device only with the provided power supply block The battery is 80 loaded after 1 hour 50 minutes The total charge is reached after 2 hours 30 minutes The autonomyis defined in terrestrial mode with the lighting of the screen decreased without remote supply interfaces not connected and sound at 10 4 3 X External power supply The appliance works under 15V 1 A power supply The power supply block provided is an external pow er supply too Only use the power supply block provided with the appliance Use of another mains block could damage your appliance and would not valid the guarantee 4 4 Turning the appliance on and off Press the button on the right side of the appliance The entry page appears on screen The message Autotest running is shortly displayed and then disappears Pressing this button turns the appliance off The ON OFF button lights up when the appliance is working Pressing the ON OFF button for a long time forces the shut off of the appliance pro ceed this way only in case of necessity p 24 849 5 Man machine interface 5 1 Content of the screen 7849 is an appliance with a capacitive touchscreen No glove should be used If you don t want to damage your screen do not use any stylus or object You can also select lines of tables Home Access to the main menu page i
4. 7849 FIELD STRENGTH METER USER MANUAL This product contains one or more programs protected under international and US copyright laws as un published works They are confidential and proprietary to Dolby laboratories Their reproduction or disclo sure in whole or in part or the production of derivative works there from without the express permission of Dolby Laboratories is prohibited Copyright 2003 2005 by Dolby Laboratories All rights reserved November 2015 849 Revision follow up Version Date E se chap Nature of modification 1 0 July 2015 Creation of the document 2 0 October 2015 Guarantee Information about spare parts added 25 3 Modification of technical specifications about storage capaci ly BNC adaptator suppressed 3 0 November 2015 849 Thank you for purchasing this SEFRAM product and therefore trusting our company Our different teams research department production sales department after sales service are aiming at satisfying your wishes by designing and updating very advanced appliances To obtain the best performance from this product please read this manual carefully For more information please contact our different services 04 77 59 01 01 E mail Sales department sales sefram fr E mail After sales sav sefram fr E mail Technical support support sefram fr Fax 33 0 4 77 57 23 23 Web www sefram fr Copyright Sefram 2013 All rights reserved Any tota
5. El ejejejajs a il HIH 2 p Library setups lolololololololo ea AUTOSET Library standard p 34 The new list is created in the first available list The default name of the new list is AUTOSET New found channels are added one by one into the new list New found channels are added one by one into the first available setups of the library starting from the end of the table 849 7 Measurement lists 7 1 Thelist page In this page you can select the list where you will work on measurements Pressing Home then Lists Library gives you access to the Lists function Lists are ranked from O to 19 To select the one you want press the following key Lists are displayed Press the one you want own era lil f E 849 Attention A list may contain a Satellite and a Terrestrial setup 7 2 Modification of a list To change the name of the list of ST ETIENNE you must push on its name then on the symbol of the key pad A virtual keypad shows up Type the new name SEFRAM in our example Library BCP ACL EEE ST ETIENNE Cie arepa ST ETIENNE a srenewe 60 ue fe seme 0 ue ST ETIENNE Ol steem m ST ETIENME i 57 ETIENNE By pressing the key before Setup you disclose the available setups from the library you cannot create a setup from a list to create a setup see
6. RF CIN BERI BERo a E E E a E E ess Over 563 gt 223 asta ses ses 253 Cee ovem ss enis sare seo see as ove r 27 0 so over 240 gt ovem 260 m LIE 849 19 Configuration For configuration go to the Home page then Configuration Configuration E ge s Ys Lists Library Measures TV Spectrum lt Language English Beep 5096 LI 7 Frequency map LNB DiSEqC Echo guard interval IP address 192 168 0 170 Europe Antenna pointing Constellation a Memories 4 7 494 Check Sat de M t i ion i i i Check Sa EC easurement map Ye Configuration import No Configuration export Y Configuration ihi Factory recovery gt y Software update 19 1 Language You can select your language by pressing the flag below Press the flag corresponding to your language Contiguration J EI Language English IP address 192 168 0 170 me Frequency map Europe yA Memories 4 7 494 No Configuration import Ne Configuration export Py sutiwure update y d Factory recovery gt m Software update 19 2 Frequency map This key allows you to select the terrestrial frequency map of the appliance we F Europe A Memories 4 7 494 Ne Configuration import o Configuration export di Factory recovery gt Ff software update p 77 849 19 3 Memories To save a picture or any other feature see c
7. Ud2 75 U 1 pV N 0 dBuV 60 dBmV 108 75 dBm U 1mV N 60 dBuV N 0 dBmV N 48 75 dBm Uc Y N 120 dBuV N 60 dBmV N 11 25 dBm 25 Typical values for measurements Values given are indicatives minimum and maximum for good signal quality Level power dBuV Measurements C N BER MER modulation Teresa FM 8 8 amp 6 538 p 96 849 26 Terminology 2k 8k The number of carrier waves of the DTT channel The 8K mode 6817 carrier waves in the channel including 6048 carrying useful data The 2K mode 1705 carrier waves in the channel including 1512 carrying useful data For the same purpose the 8K mode allows the selection of a larger guard interval than the 2K mode thus a better resistance to echoes SPECTRAL ANALYSIS Method used to highlight the characteristics of the signal The interest of this analysis is to visualize the troublemakers as well as the shape of the signal The spectrum analysis highlights the amplitude frequency characteristic Frequency BAND Continued portion of the frequency spectrum having made the object of a particular affecta tion telecommunication television internal security Exemple UHF band 470 to 860 MHz Bcu Bose Chauhuri Houquenohem Algorithm used to correct errors in transmissions of digital satellite DVB S2 signals Ber Bit Error Rate Calculation of the erroneous bits with regard to the number of transmitted bits BE
8. following link 2 2 3 849 Slowly orientate the antenna until hearing the locking melody and getting the best quality Antenna pointing Frequency map ST ETIENNE Europe E No transmitter found bad reception quality red smiley Average reception quality lt 50 orange smiley Good reception quality gt 50 green smiley Installation of a satellite dish Connect the satellite dish to the appliance Activate the remote power supply To access to the Remote power supply page press Off To switch on the remote power supply press EX then select ON in the page to launch the remote power supply Remote supply LNB ON AUTO 849 green check appears in front of what you validated Press NET then and access the Check Sat mode the appliance already includes a list of satellites Select a satellite like in the example below here Astra1 ASTRA 1192 E n EUTEL W2 160E r3 n HOT BIRD 130E ae e emamossew jig INTL 10 02 0 8 w gen n HISPASAT 300 W 5 s No found transponder red smiley Average reception quality 5096 orange smiley o Good reception quality gt 5096 green smiley Reminder transponder satellite channel 849 To check if the aimed satellite is the right one press the NIT key The appliance searches the MPEG NIT table on one of the 4 transponders and displays the name of th
9. name freq standard 31 moremo 10834vL ove s227500 moremo 10859HL ovB s2ss00 moremo t97 vt ove s27soo ss worsmp oz ove s 27500 sr ORANGE i0011 vi ove s227s00 lee moremo rom ove s 2zsoo 9 horemo roms ove s2zsoo fool notano wenmc ovo 5225700 Cursor to navigate up Move down through the table k 5 2 Changing name or value 5 2 1 Changing inside a table You can select a setup in the table In this case you can validate a setup by pressing the line you want to display In this example you change from the TNT R1 setup to the TNT R4 in the Measure page p 27 849 5 2 2 Change with selection When pressing a key you may have a window with multiple choices You only have to press the value you want to validate it the key allows you to cancel and exit this window like in the example below In this example the bandwidth changes from 8 to 6 MHz ST ETIENNE 626 000 MHz Set f ove tH 5 2 3 Change with virtual keyboard If you want to enter a name of a number a window appears with a numeric keypad and a virtual AZERTY keypad E IA y In this keyboard appear keys to erase to valid the selected value and the ENEE key to cancel and exit from this window p 28 849 5 3 Lists of measurements and setup library In order to make easier the recall of data on field the appliance uses 20 measurement lists of each 50 lines
10. 07 sas OCZ Measurement map Pen Check Sat It is an automatic level and error rate measurement of the setups in the measurement list with labeling of the levels beyond tolerance ST ETIENNE a ee ee ee ee Measurement bic ae E38 DvB TH 51 5 31 1 1 4E 7 lt 1E 8 lt 1E 5 337 ne under DVB T H E44 over 492 23 55 468 es 920 33 7 sse es aes p 75 849 BERi BERo and PER are generic terms frequently used BERi BER in inner BER first BER treated by the demodulator BER channel CBER LDPC BERo BER out outer BER last BER treated by the demodulator BER Viterbi VBER BCH PER packet error rate non proofread packet lost packet wrong packet UNC PER Important bargraph above the Measurement map allows you to track the evolution of the scan The background color of this bargraph shows you that a complete scan has been made for a save for example red the measurement map has not been totally scanned yet green the measurement map has been totally scanned In case of mixed measurement map terrestrial satellite the satellite remote power supply has priority the terrestrial remote power supply is ignored 18 1 Out of tolerance values The digital values are colored according to the Thresholds before decision e red for values less than Threshold min e orange for values more than Threshold max 1
11. Fa 1 MO 5 000 MHz 849 Adjust the antenna to get the most powerful signal possible All auto 5dB Fill 1 MHz Niv 48 7 dByV gt SA LE La AIt auto 5dB Fill 1 MHz Niv 48 7 dByV 300 000 MHz Bco mI a Press the NIT key o the device find automatically all the parameters of the signal Once the search ended the device display the Network Name and the Network ID Press the Measures TV Spectrum key You can now display the level the BER MER of the signal selected on the same page 7849 2 2 2 2 Use of the Antenna pointing The appliance gets an Antenna pointing mode in order to align quickly and terrestrial antenna To access to the Antenna pointing mode from the HOME page press The following page appears Frequency map Europe SI E TIENNE Set your emitter name _ t Frequency map ST E TIENNE Europe 849 Enter 4 frequencies of the emitter you want to check BEL TUS tay LLS Opoe Bd cam map Eimi pe You can find many different French transmitters in an Excel file available on the website of SEFRAM download section then database transmitters TNT or by clicking under the
12. Procedure 1 Connect the satellite dish to the appliance and start it up 2 Validate the remote power supply VDC lights up Check the power supply current of the LNB IDC at the top right corner of the screen should be between 50 and 200 mA See chapter Remote power supply LNB DiSEqC 3 On the Home page go to the Check Sat mode Select the satellite to aim at in the list example ASTRA y ASTRA 1 19 2 E H ASTRA1 192 E s 4 EUTELW2 160E si o HOT BIRD 120E RF QU Hn ATLANTIC 35 0 W 56 73 Ui E INTL 10 02 0 8 W FA aM n HISPASAT 300 W es 4 Slowly orientate the satellite dish until hearing the locking melody and getting the best quality 5 Slightly turn the LNB to get the best quality counter polarization You will hear a melody as soon as a first transponder is detected then you will hear beeps These beeps are closer and closer as the quality increases p 43 849 j ASTRA 1192 E RF QU RF QU 56 72 60 75 10743MHz nto 22000 22000AB OvB 5 ova If the appliance is not synchronized on all four transponders the quality indication is red If the appliance is synchronized on all four transponders but the reception quality is aver age the quality indication is orange Good reception quality gt 5096 green smiley Attention To identify a satellite it must be synchronized on all 4 transponders However some transponders
13. Setup creation or modification in the library Lintm uc ET ST List modification oH erem E aee Gh NEM T ael Scroll the list up or down to find the setup you want to add to your list Press the line you want p 36 849 jj I J gt nd I zl E JA 5595 1 ST ETIENNE You may erase the setup from the list by pressing the check to the left of the setup or to the setups you have to delete Then click the basket ED and select the deletion of the selected setup 51 ETIENNE OT EH HAHAAHA ST ETIENNE h Library TA 9 See zx BIP p 37 849 Y You can also delete the totality of a list by pressing directly on the basket then by select Fa ing In a satellite setup you can change the switch the Uncommitted Port and the DCSS by activating any of these keys this change will affect only the setup in this list not in the library List modification Setup 0 DIGITAL ASTRA 1 Committed Switch Uncommitted Port DCSS E Slot 1 TVP HD ASTRA 3 10901 HL LIVES 22000 p 38 849 8 Setup library 8 1 The library page By pressing Home A then Lists Library PE you can access the Lists function ut Library From there you can access the Library by pressing the key Library setups standard EN NN me EST ma 8 2 Creation or modification of setups in the library
14. bites a packet is false if it includes more than 8 wrong oc tets correction by Reed Solomon coding p 58 849 12 11 DVB C2 ib gt TUNER DEMODULATEUR LDPC BCH 9 REC BERi BERo PER Display of the measures of e BERI error rate before LDPC e BERO error rate after LDPC e PER error rate after BCH lost packets e MER modulation error rate e LKM noise margin Link Margin Recall LDPC Low Density Parity Check BCH Bose Chauhuri Houquenohem e Active PLP and Data slice p 59 849 12 12 DVB S et DSS REED DECODAGE VITERBI TUNER DEMODULATEUR SOLOMON MPEG BERi BERo PER 27502 kBd Horizontal 49 9 dBp C N 15 7 dE BERi 2 6E 5 BERo lt 1E PER lt 1E 5 7AdE 1r Display of the measures of BER BERo PER MER LKM error rate before Viterbi error rate after Viterbi error rate after Reed Solomon error rate paquet modulation error rate Noise margin Link Margin BERx error rate bits Ratio between the number of false bits number of transmitted bits during the measurement time PER error rate paquets Ratio between the number of false packets number of transmitted packets during the measure ment time Recall Under QPSK D
15. factory is necessary to check the charge system and the protective securities What to do in case of malfunction In case of malfunction or for any advice for use please contact the technical support by SEFRAM Instruments amp Syst mes 0825 56 50 50 2 A technician shall answer you and give you any information required to solve your problem p 4 849 What to do in case of failure In case of failure of your appliance please contact the technical support 0825 56 50 50 2 Some advice Some technical help SEFRAM Instruments amp Syst mes commits itself to help you on the phone about the use of your appliance Please call or Technical Support 04 77 59 01 01 Or e mail support sefram fr We thank you for your trust METROLOGY The meteorological conditions of your measurement instrument are defined in the specifications of this notice Climate and environmental conditions restrict the specifications of your Field Strength Measurer MDC SEFRAM checks the characteris tics of each appliance one by one on an automatic bench during its manufacture The adjustment and control are guaranteed under conditions of the ISO9001 certification by facilities in connection with the COFRAC or equivalent in the context of ILAC reciprocity The specified characteristics are considered stable for a period of 12 months from the first use under normal conditions of use We recommend a check after 12 months and max 24
16. is selected p 65 849 15 2 Satellite band 15 2 1 Power ON Setting the remote power supply to satellite OFF to turn off the remote power supply under satellite measure ON to turn on the remote power supply under satel lite measure AUTO to launch au tomatically the re mote power supply in satellite measure mode even after shutting off Configuration lines LO1 and LO2 Frequency LO frequencies low and high band of LNB LO selection band commutation LO frequencies e ina ing on the LNB 22kHz ToneBurst or DiSEqC ee f Selection polar polarization Polar selecti commutation on the LNB 13 18V Committed Switch or DiSEqC Switch switch type and position SS No ToneBurst 22kHz DiSEqC Positi Pos A B C or D Uncommitted Uncommitted switch type and position No DiSEqC Pos 1 to 16 Positioner presence of a positioner Yes No DCSS Digital Channel Stacking modes SATCR and SCD2 single cable distribution mm See chapter Man machine interface for any change p 66 849 15 2 1 Switches e e T 2 satellite switch 4 satellite switch 22 kHz DiSEqC Committed or Uncommitted ToneBurst MiniDiSEqC DiSEqC Committed or Uncommitted Uncommitted 16 satellites switch DiSEqC Committed Uncommitte
17. motorized satellite dish e 50 lines including each e asetup number corresponding to the setup list e the presence and the functioning mode of the switch committed type e the position of the switch committed type e the presence and the functioning mode of the switch uncommitted type e the position of the switch uncommitted type e the presence of SatCR equipment e the SatCH slot number e the position of the SatCR switch A few of these parameters are specific to the waveband of the satellite and have no influence in terrestrial and cable modes A setup is made of e asetup name in 8 characters e aplace name in 10 characters e a frequency e _a channel number in terrestrial or cable mode e a frequency map in terrestrial or cable mode e a vertical or horizontal polarization in satellite mode e alowor high LNB band in satellite mode e a standard e ananalogical mono stereo or NICAM mode in terrestrial or cable mode e aconstellation type 64QAM 256QAM under DVB C e abandwidth 5 6 7 or 8 MHz under DVB T and DVB T2 e asymbol rate under DVB C DVB S DVB S2 or DSS According to the terrestrial cable or satellite band mode and to the standard some parameters have no in fluence The place name may distinguish two distinct emitters example TF1 Fourvi re and TF1 Chamb ry Frequency and channel number are equivalent a valid channel number has priority over a frequency The frequency map parameter associated with the setup allows frontiersme
18. o r A cC 6 7 tonte t 2 voue on Faros aura e lt re L or Vas es de tome LE evre gt nte y a 2 L s gt amp gt wx KZ EL E LE 4 a e tter 2 tand tee ea hd E he i oen o oc uae w gg e hee uli d tits 7 p u RE t A Save all BMP gt USB records all files from the appliance under BMP format into separated registers LEVEL for the level measurements MAP for the measurement maps SPECTRUM for the spectrum measurements BER MER for the error rate measurements CONST for the constellations ECHO for the echoes Save all CSV gt USB also records all files from the appliance into separated registers but under CSV format 19 3 3 Update See chapter Software update for more details p 80 849 19 4 Factory recovery complete set up of the appliance under its FACTORY configuration with confirmation Configuration Language English Beep 50 Ba a Frequency map Europe gt IP address 192 168 0 170 Z Memories 4 7 494 Configuration import ve Configuration export gt E e e Factory recovery Na NO Configuration Language English Beep 50 r1 IP address 192 162 n 17n 77 Frequency map Factory reset Please confirm F i gt Configuration export Factory recovery v nc Software update Attention In case of factory recovery you lose the setup library t
19. 2010 EN 61000 4 4 2012 EN 61000 4 5 2006 EN 61000 4 6 2009 Product name Designation Field Strengh Meter Mesureur de champ Model Type 7817 7848 7849 Compliance was demonstrated in listed laboratory and record in test report number La conformit t d montr e dans un laboratoire reconnu et enregistr e dans le rapport num ro RC 7848 SAINT ETIENNE the Name Position September 30 2015 CLERJON Quality Manager p 103
20. 5 0 Lo Memories 4 7 494 YA Mehiores t gt iP Gateway 0 0 0 0 O Fact e e Factory recovery With the virtual digital keypad type the IP address you want then validate with ENTER e Factory recovery Y T Sotlware update The PC software in communication with the appliance must have the same IP address as the appliance just like in the example below Eihernet Configuration PC software settle the address at 192 168 0 170 LI IP address 192 168 0 170 7 Frequency map Europe Lo Memories 4 7 494 Ye Configuration import Ve Configuration export e Factory recovery m Software update t p 85 849 Attention If the PC has already been connected to Ethernet network modem it is necessary to reboot the PC before connecting your appliance For the Ethernet connection of your appliance to a computer network see the following scheme 1 Contact your network adminis 2 Type the IP address and trator to get a free IP address the subnet mask in the ap and the subnet mask pliance 3 Type the same IP address and subnet mask in the PC software youre using p 86 849 23 Displayed messages The appliance may display messages while working 23 1 Alert messages Low battery the appliance is about to shut off in a few minutes Contiguration on Language English Beep 50 a IP address 192168 0160 frequency map Europe Der Ne Co
21. Attention Any intervention on the battery requires the disassembly of the appliance and should be made by a SEFRAM technician Use only batteries provided by SEFRAM Security advice Do not throw into the fire or heat up the battery pack Do not shunt the parts of the battery risk of explosion Do not drill Do not disassemble the battery pack Do not reverse the polarities of the battery This battery pack includes a protective item that should not be damaged or removed Protect the pack from the heat while storing Do not damage the protective sheath of the pack Do not store the appliance in a vehicle under sunlight Y Y Y Y y y y y v Used batteries are not for domestic waste lithium batteries should be recycled The battery has a 200 charge discharge cycle life or 2 years Advice to extend the life of your battery gt Avoid deep discharges gt Do not store the batteries too long without using them gt Store the battery around 40 loading gt Do not fully charge or fully discharge the battery before storage When the battery is almost fully discharged the appliance will warn Low battery and then will shut off after a few minutes 4 2 X Battery charge To charge the battery inside the appliance e Connect the external power supply provided through the jack plug of the appliance above e Connect the power supply on the mains e The internal charger starts loading the battery the green lamp lights up p 23
22. ET MODE Gt amv ME EM nn cn 31 Slt A EE Tm 32 62 Salle mode OR di ia 32 A A 33 0 START MOORE AA A Aid 33 T Measurement ISS ici Edda 35 EE o A AP o O O EEE 35 La eerie REI RET oi tica 36 8 CUIDA ser ate wawenitanncetidewssaveeeuncebieeanceereeshaebenesieest 39 Bd ACID CN ole A TUE 39 9 2 Creation or modification of setups in the IIDral v iini i o eee eee Pe ESI or ioca en ie ede eco CO Ee e eei oa De 39 S CHECK Sal eee 42 941 Wpdating Satele Skene TEE 43 92 Check Sal Un CUON sxe lye AR eee ee ar ce NN a E 43 9 3 CHECKING n allgned satelite EET 45 gA IDOUDIEXCHECK Sali alcoi 45 9 4 1 eo e ene 46 10 TERRESTRIAL COCK iia 47 11 The Measures TV Spectrum page coccocccocccconncconnccnnnccnnncnnnancnnanrnnanrnnanrnnanrnnanrnnanrnnanrenanennans 50 12 Measures MEASURES TV SPECTRUM 2 sseececcscceceeseececcessesseceeceasensenseseeseaseaseneeness 51 12 1 PAUTOIOCK TUNIC HO i cesses es 51 12 2 Modification or parameter S eds codi at hi cu acie iude dt 52 12 3 Level MEAS URGING ILS t O r nn nada Din dan done nee tas ose segs codec esters oi rene 52 12 4 satellite eripiet NO x mM c 53 12 5 54 12 6 MOMMIES SFOS E A A A a eases ersae T ee E ae ae gama ate aes E E cata 54 12 7 Digital measurements cccceeecccceesecccsesecccceeeeeseueeeecsegeeecsaueeeeseseeessadeeessageeeeseaeeeessageeessageeeessueeesseaseeeees 55 12 8 Pha eas c
23. LNB Remote supply Ton gon LO frequencies DOSS _ D Polar selection SATCR ENSO494 Committed Switch SCD2 ENS0807 Uncommitted Port SATCR EN50494 e SLOT x active Slot choice e CONFIG access to each slot configuration em Slot 1 Contig Slots list frequencies and switch PosA PosB e INITIALISATIONS 8 predefined slots e ITALY 4 predefined slots for Italy e DETECT automatic detection of slots spectrum detect based p 70 7849 SCD2 EN50607 e SLOT x active Slot choice e CONFIG access to each slot configuration Slots lists frequencies switches PIN codes e INITIALISATIONS 32 predefined slots e ALLOCATION states of the 32 possible slots e DETECT automatic detection of slots DISEQC2 0 based 15 2 2 1 Influence of the DCSS on the spectrum analyzer Current polarization and Frequency of the tran l SatCR mode and active slot band in the active slot sponder visible at the center of the active slot in Horizontal 10743 MHz Att man 10dB Filt 3 MHz Lev 64 1 dBuv 992 MHz 1192 MHz Shan 200 MHz Landmarks of the user band slot p 71 849 16 Constellation The key gives you access to the CONSTELLATION function These measures are available if one of these standards is running in the LEVEL MEASUREMENT page DVB T H DVB T2 DVB C DVB C2 DVB S DSS DVB S2 The appliance displays the C
24. Modulation Error Rate MER 5 35dB Bandwidth 6MHz 7 MHz 8 MHz DVB T2 T2 Lite LDPC BERI BCH BERo FER frame error PER Noise margin Modulation Error Rate MER 5 35dB Bandwidth 1 7MHz 5MHz 6MHz 7 MHz 8 MHz FFT type 1k 2k 4k 8k 16k 32k extended bandwidth auto Constellation QPSK 16QAM 64QAM 256QAM auto Viterbi rate 1 2 3 5 2 3 3 4 4 5 5 6 1 3 2 5 auto Bit Error Rate BER DVB C J83A BER before Reed Solomon BERo Bit Error Rate BER UNC lost packets PER Noise margin LDPC BERi BCH BERo FER frame error PER Noise margin SO rate T Constellation 16QAM 64QAM 256QAM 1024QAM 4096QAM auto p 92 Bit Error Rate BER 849 DVB S DSS CBER before Viterbi BERI VBER after Viterbi BERO UNC lost packets PER Link margin Modulation Error Rate MER 0 20dB Symbole rate 1 to 45Ms s Constellation QPSK Standards ETS 300 421 Bit Error Rate BER LDPC BERI BCH BERo PER Link margin Modulation Error Rate MER 0 20dB Symbol rate 1 to 45Ms s Bit Error Rate BER p 93 849 25 3 Divers PE 5V 13V 18 V 24V 13 18 V g 500 mA max 300mA for 24V 500 mA max DiSEqC 1 2 control of dish motor switches committed amp uncommitted SCD SATCR EN 50494 8 slots max Single cable satellite distribution switch committed DiSEqC Mini DiSEqC 22kHz 32 slots max switchs committed amp uncommitted code PIN SCD2 EN 50607 Sin
25. R demonstrates the degrada tion of the digital information Tv PACKAGE Set of channels spread and marketed by a same operator TPS Cnal Satellite ChanneL Assignment of a number to the transmission frequency of an audio video signal TV channels receive numbers Specific to each country Example from 21 to 69 for the UFH band canal 21 frequency 471 25 MHz Cen ID Cell identification Identification of the DVB T emitter with 4 digits in hexadecimal format which means 65536 possibilities CN Carrier to Noise ratio A good C N ratio helps the quality of the pictures on the TV screen Ratio in dB Caution You have to take the ratio analysis filter width channel into account Fit 300 kee 511 250 MHz 55 SN Att 5dB auto 00 76 E76 d Carrier wave C N z Noise 5 Feen 14 250 5 MHz dh ELI Curseur Span N R f dB div Program Canal Ful Auto Corpo Coded Orthogonal Frequency Division Multiplex Digital coding used for DTT Its principle is to transmit information via many carrier waves 2K or 8K mode p 97 849 ConsTELLATION Control mean for the quality of the signal by a group of points making spots on the screen of the field meter The more circular and distinct the spots of the constellation the better the quality of the signal In addition according to the shape of the spots you can evaluate the kind of error This function is available on field meters that enable the di
26. RD Any norm that defines the characteristics of a modulation Analogical standards L BG DK etc Digital standards QAM for cable television QPSK 8PSK for satellite television COFDM for terrestrial digital television p 101 7849 T oms digital broadcasting system based on the DAB This very robust broadcasting mode for mobile applications thanks to the modulation used DQPSK differential QPSK Allows the reception of digital television but also of television pro grams on small size appliances like mobile telephones or PDA Tor DE SYNCHRO Signal carr indiquant le d but d une trame ou d une ligne Tub T l vision Haute D finition En t l vision standard le nombre de lignes composant l image va de 480 NTSC 576 PAL et SECAM Chaque ligne comprend 720 pixels Pour comparer l informatique un t l viseur cor respond une r solution SVGA 800 x 600 La proportion de l image est de 4 3 rapport largeur hauteur En t l vision HD l image est constitu e de 1080 lignes chacune constitu e de 1920 pixels soit un quivalent de 2M pixels Les t l viseurs HD ready ont une r solution minimale de 1280 par 720 Les t l viseurs Full HD ont une r solution minimale de 1920 par 1080 Unc un corrected packets Viaccess MEDIAGUARD Decryption systems used in Europe by many operators TPS Canal Satellite With the Viaccess and Mediaguard options in a SEFRAM field meter and your subscri
27. To create or change a setup in the library you have to select a line in the table window pops up p 39 849 You may erase the setup from the list by pressing the check to the left of the setup or to the setups you have Y to delete Then click the basket and select the deletion of the selected setup From this window you can create a terrestrial satellite KU L or C setup To proceed see chapter 5 Man machine interface gt Terrestrial setup Under standard DVB T H DVB T2 Librar To enter the Emit y i Getpmoditication ter Satellite name want for the setup TNT A1 you want for the setup ST ETIENNE To enter the frequency PR mini To enter the you want for the setup ES channel you want for the setup To enter the frequen To enter the standard Ire ON 1 cy band you want for you want for the setup the setup DVB T H in this case CL ST ETIENNE 610 375 MHz To enter the symbol rate ead andard DVB C you want for the setup In terrestrial analogical standard L BG DK and MN mM gt ij colo cy To enter the type of audio configuration you want for MEAT ess ee the setup mono stereo or Ls m NICAM ELM Mono i Oa ee et Ls pu e t fera ua i i gt Setup Satellite KU L or C 849 Ku L or C corresponds to the selected band To enter the type of polarity you want for the setup hi
28. VB S a packet is made of 204 octets a packet is false if it includes more than 8 wrong octets correction by Reed Solomon coding Under DSS a packet is made of 146 octets p 60 849 12 13 DVB S2 gt TUNER DEMODULATEUR O LDPC BCH 9 reci E BERi BERo PER DIGITAL Display of the measures of e BERi error rate before LDPC e BERO error rate after LDPC e PER error rate after BCH lost packets e MER modulation error rate e LKM Noise margin Link Margin Recall LDPC Low Density Parity Check BCH Bose Chauhuri Houquenohem The concatenation Viterbi Reed Solomon of the correction of DVB S has been replaced by the concatena tion LDPC BCH under DVB S2 p 61 849 13 Spectrum analyser Pressing SPECTRUM gives access to the SPECTRUM ANALYSER function graphical representation frequency amplitude of the present signals in the input of the device Satellite Terrestrial UL DEN ES ya A Torta All auto SdB Filt 1 MHz Lev 48 3 dBygV Alt auto OdB Fil 10 MHz Lev 415dByV 2 predefined bandwidths are available terrestrial and satellite To swap from satellite to terrestrial press the key as shown on the bottom side of the screen The input attenuator is automatically tuned according to the level of the signals measured 500 000 MHZ Filters are aut
29. and 1000 setups A setup corresponds to a terrestrial cable or satellite emission A list of measurements corresponds to a particular installation presence of several satellite dishes of vari ous switches Exemple of list the background of the table is Example of library the background of the table is yellow white bu srenmee o uo fee seme un ST ETIENNE auto Of srenpee sue auto FR INTER O stevie 0 7 m sree 104800 0 o nm ST ETIENNE The same setup may be used in several measurement lists The same installation may use two satellite dishes ASTRA 19 2 in DiSEqC position A HOT BIRD 13 in DiSEqC position B Another one may use three satellite dishes ATLANTIC BIRD 3 in DiSEqC position A ASTRA 1 in DiSEqC position B HOT BIRD in DiSEqC position C The same setup may be used several times in the same measurement list ZDF SatCR slot 0 ZDF SatCR slot 1 ZDF SatCR slot 2 ZDF SatCR slot 3 If a parameter of a setup changes for example a modification of rate or change from DVB S to DVB S2 only the setup inside the library should be updated p 29 849 A list of measurements is made of e alist name in 10 characters e the lowest frequency of the LNB OL1 e the highest frequency of the LNB OL2 e the selection mode low band high band of the LNB e the selection mode of the polarization e the presence of the position number of the positioner
30. are regularly modified See the frequency map of the satellite if a transponder does not seem to work Some switches or LNB work only with DiSEqC commands In this case position the OL and the polarization on DiSEqC in the Configuration page LNB DiSEqC Attention the Check Sat is slower with DiSEqC commands p 44 849 9 3 Checking the aligned satellite To check if you have aimed the right satellite press the NIT key The appliance searches the MPEG NIT table on one of the 4 transponders and displays the name of the satellite Check Sat ASTRA119 2 E Attention The displayed name depends on the content of the MPEG NIT table some distributors provide no or poor such table The displayed information may be wrong 9 4 Double Check Sat This mode allows you to orientate a double LNB by checking 4 transponders on 2 selected satellites This mode is identical to the simple Check Sat mode To access the double Check Sat mode you have to trigger the Double key Check Sat double LNB ASTRA 1 192 E HOT BIRD 13 0 E TIT Temm Ovi a uva e ove we 6 To return to the simple mode p 45 849 9 4 1 Recall Azimut Position of the satellite dish on the horizontal plane with reference to the north Measured in degrees Elevation Tilt angle under which the beam from the satellite reaches your antenna Measured in degrees using what is specified on the stand of the satellit
31. ck You should use the F F adaptor provided with your measuring instrument Any other adaptor could damage your appliance and jeopardizes the guarantee Do not use gloves stylus or any other object on to the touchscreen Handle the screen carefully 1 2 Security instructions For a correct use of the appliance it is necessary that users abide by the security and use instructions de scribed in this manual Specific warnings appear all along this manual In case of need warning symbols are displayed on the appliance N 1 3 Symbols and definitions Symbols in this manual A ug Remark Shows important information C Key or press zone C Window or display zone showing up after the operation achieved p 9 849 Symbols on the appliance Attention Refer to the manual Shows a risk of damage for the material connected to the in strument or to the instrument itself Ground Grounded accessible parts 53 h X bl Product for recycling 1 4 Conformity and restrictions of the appliance See chapter EC Declaration of conformity 849 2 Quick start up 2 1 Presentation of the appliance RF connector for use with the button ON OFF F F adaptor provided with the appliance Important keys 7849 is an appliance with a capacitive touchscreen This requires a soft handling No glove and no stylus should be used so that the triggering should be taken into account You w
32. d p 67 849 Uncommitted line O Oo D Commande DiSEqC Input 1 Input 1 Input 1 Input 1 PesD Option B Position B Pos 1 PosA Option A Position A Pos 2 Input 2 Input 2 Input 2 Input 2 Input 3 10 11 12 13 14 15 16 Input 3 Input 3 Input 3 Input 4 LU NEN LE A A LU ENSE 3 A A MN LM Input 4 Input 4 Input 4 15 2 1 Positioner The appliance sends a DiSEqC command that triggers the rotation of a motorized satellite dish Remote supply ma off A LO frequencies irm MHz 10600 re poose ICON comosa EID Uncommitted Port N Positioner Yes n 2 DCSS In this example the position is 2 1 to 127 pre loaded positions in the positioner If the positioner is on No it is deactivated See chapter Man machine interface for any change p 68 849 15 2 2 DCSS Description DCSS Digital Channel Stacking system signal distribution system using frequency transposition Used in satellite distribution for multiple or single dwelling with several set top boxes To give several receptors access to the whole spectrum and all polarizations you need one coaxial cable per receptor and a suitable installation multiple LNB Quattro and multi switches The DCSS system allow to feed dwellings with one or more satellites using only one coaxial cable SCD SINGLE CABLE DISTRIBUTION The DCSS is an extension of the DiSEqC protocol that allo
33. digital data Symbol is interrupted during the guard interval A delayed or advanced symbol of any shorter duration than the guard interval will not disturb the reception A delayed or advanced symbol of any longer duration than the guard interval will disturb the reception guard interval Symbols af the main signal Symbols of the echa Decoding You have to reduce the level of reception of the echoes by orienting the antenna or by selecting a more di rective antenna The Echo function of the appliance enables you to display possible echoes that disturb the received signal Yellow line Main signal Guard interval limit Echos out of interval Pre echo Measurements form arrow position Relative amplitude in dB and delay in us distance in km from the main signal 0 pulse can be measured The yellow line represents the end of the guard interval Echoes and pre echoes pulses above the yellow line disturb the signal and must be reduced as much as possible The echoes pulses beyond this line disturb the reception and must be as weak as possible Attention a high amplitude echo pulse within the guard interval will also disturb the signal quality p 74 849 18 Measurement map To access the MEASUREMENT MAP function press Home then Measurement map AO OW ug Lists Library Measures TV Spectrum e LNB DiSEqC Echo guard interval pa Antenna pointing Constellation
34. e A central zone total less than 5 defective pixels less than 3 contiguous pixels Zone B total surface of the screen less than 9 defective pixels on the whole surface of the screen with re spect of the conditions prevailing in zone A Is considered as defective any pixel on screen that does not light up or lights up in a different color as ex pected The contractual guarantee on your field strength measurer can be exerted only if these criteria are not met as well at delivery as during the period of guarantee p 90 849 25 1 Technical specifications 25 Technical specifications Technical specifications Terrestrial band Satellite band Resolution measure 50 kHz display 1 kHz measure 1MHz display 1MHz Noise floor level 20 dBuV typical DVB C C2 DVB T T2 T2lite DVB S S2 DSS Standards BG DK I L MN carrier PAL SECAM NTSC Filters according to span 1MHz 3MHz 10MHz Pre echos Echos DVBT T2 DVB T 50 dB 75km 75km 8k DVB T2 50 dB 75km 75km 8k DVB C2 50 dB 35km 35km 4k MPEG SD d finition standard MPEGA HD haute d finition H 264 Service table DVB SI SDT LCN Sound MPEG 1 MPEG 2 AAC HE AAC Dolby Digital Dolby Digital Plus Dynamic range Digital Multiplex not coded 849 25 2 Digital measurements DVB T H Bit Error Rate BER CBER before Viterbi BERi VBER after Viterbi BERo UNC lost packets PER Noise margin
35. e dish Polarization Rotation required for the LNB from a vertical line Measured in degrees p 46 849 10 TERRESTRIAL check To access to the menu terrestrial check from Home page press The following page appears Frequency map ST E TIENNE Europe Frequency map ST E TIENNE Europe p 47 849 Enter 4 frequencies or channels of the transmitter you try to check You can find the numbers of transponders of different French transmitters in an Excel file available on the website of SEFRAM download section then database transmitters DDT or by clicking under the following link htto www sefram com Maj_ soft Canaux TNT France 2015 xls Once you informed the 4 transponders slowly orientate the satellite dish until hearing the locking melody and getting the best quality p 48 849 No found transponder red smiley Average reception quality lt 50 orange smiley Good reception quality gt 50 green smiley Press eN key permits to list the services distributed on the multiplex Frequency map Europe SPORHF TLAMETE PREMIERE 849 11 The Measures TV Spectrum page SPECTRUM mode full screen Autolock Automatic search of setup p 50 849 12 Measures MEASURES TV SPECTRUM Pressing the MEASURE zone gives access to the MEASURES function In this page you can either perform meas
36. e multiples of this unit kilohertz KHz megahertz MHz gigahertz GHz ex At Saint Etienne Guizay the TF1 frequency is 583 25 MHz Hp high low priority possibility to transmit 2 multiplexes under the same channel in digit format ex in COFDM we have a very robust high priority flow in QPSK secondary flow in 16QAM Guaro INTERVAL The guard interval is the time when the signal is not emitted all signals carrying the same information but coming from different sources various emitters or through multiple reflections won t dis turb each other Value for DTT 1 32 28us that permits echoes lower than 8 4km SOFREQUENCY or SFN Single Frequency Network A DVB T emitter network that emits on a whole region or a country at the same frequency risk of echoes outside the guard interval gt moving reception Le Low Noise Block converter A LNB or universal head is a standard converter for the analogical and digital reception of a satellite LNA MIXER Exit BIS Local Oscillator 9 75 GHz 22kHz OkHz The reception is made on 2 low high frequency band and 2 horizontal vertical polarizations of the received wave The commutation of the band is made by a 13 18Volt voltage The commutation of the polarization is made by a 22kHz signal superimposed to this voltage you can also use the DiSEqC commutation for some LNB L ppc Low Density Parity Checker An algorithm used to correct errors in transmissions o
37. e sat ellite Attention The displayed name depends on the content of the MPEG NIT table oome distributors provide no or poor such table The displayed information may be wrong Attention To identify a satellite you must be locked on all 4 transponders Quality gt O However some transponders are regularly modified See the frequency range of the satellite when a transponder does not seem to work Some switches or LNB work only with DiSEqC commands In this case position the band OL and the polarization on DiSEqC at the Configuration page LNB DiSEqC Attention the Check Sat is slower when using the DISEqC command p 20 849 3 Presentation 3 1 General The field strength meter 7849 is an appliance designed for the installation and maintenance of any broad casting and reception installations of analogical and digital terrestrial television channels satellites or cable networks The band ranges between 5 MHz and 2200 MHz this allows accurate measurements on all analogical tele vision standards FM carrier waves and the various digital standards DVB C C2 DVB T T2 T2Lite DVB S S2 and DSS He does Level measurements in average peak and power according to the selected standard In Measurement Plan mode they scan up to 50 setups at the same time and compare them to decision levels min max Equipped with an efficient Bit Error Rate measurement various BER MER they allow the full va
38. eak FM FM DQPSK DK negative AM peak FM FM DQPSK positive AM peak FM DQPSK L positive AM peak AM DQPSK MN negative AM peak FM FM 4 5 MHz 4 72 MHz mo age SSS The appliance displays the level of the Video carrier wave and the C N ratio 12 6 Thresholds Predefined thresholds are used to assess if the measurement is pertinent Standard Min Max Terrestrial analog TV Satellite analog TV p 54 849 min threshold max threshold y y 52 1 dBuVBEo aa 560 80 100 120 12 7 Digital measurements In digital measurement mode in addition to the RF level and to the C N here above the appliance also dis plays the various BER Bit Error Rate the PER Packet Error Rate and the MER Modulation Error Ratio under DVB T T2 T2Lite DVB C C2 DVB S S2 or DSS You also get the LKM x xdB Link Margin specification This expression in dB is the difference between the measured MER and the limit MER before disconnection of the image it s the security available before disconnection Sync displayed on screen means that the signal is absent or unlocked check its presence the modulation parameters the presence of remote power supply and the LNB and DiSEqC parameters under satellite band The sign lt before a value or error rate shows that there is no error but that 10 bits have been tested i e 10 means that 10 bits have been tested You can shift from terrestrial to satellite mode by Changi
39. ears beyond the warranty period p 5 849 TABLE OF CONTENTS TIP OMANI TPITOFENVAUI ON is ct 9 1 1 micigire ire taie CCAUlON TERTII 9 E MER Se du AMlacidieieit ac D ET DTE TUTUP 9 199 sides eciReRo i Re E EE o to 9 1 4 Conformity and restrictions of the appliance iii 10 2 Quick SAP 11 2 1 Presentation ofthe ap pIaNcO tina MR tendent dan ete 11 2 2 Ina Bcc 910 1 a1 6 Revere eee rr Mel net A ee em me E 12 2 2 1 Checking a teresia antena iaa dodo 12 2 2 2 Installatiori or a terrestrial antenas ea uibs ias 14 2 2 2 1 UE i NoBu No eut RR 14 2 2 2 2 seo The Antena DON IAE ea a old ada 16 2 2 3 Installation of a satellite dish sise 18 3 Presentan olaa 21 e A 21 2 Descnpionoftheapplan eessen a a O 22 A POW HUD i a etc nn de 23 4 1 D N E d A P e 23 42 A qd ubutut cwn ndo an ir de ce s cibi iua Nd ua tS CO VRUTN CU U E 23 4 3 External power supply oci etna er rere epar e aao ion ka e donnera roa pasa Da ttes d od ax raa rA RREe aae aba oa RE APO aude tte 24 AA qTummgihe abbliance On and OH xd eerie ud etic suse eot ict io said 24 5 Mansmachine tera una 25 Ost GOMmento nine IEEE 25 52 ENAMINA name OVA ii 27 5 2 1 Chanongo inside alu E a 27 522 MEE CMANGE WI SCISCHON sit AAA AAA a R A 28 523 Change With Villa KeyDOSEFG siio aia ides Petre nn dansent a tese sos alta 28 5 3 Lists of measurements and setup library esse 29 b AUIOS
40. es the best possible use of the characteristics and the preservation of the product Routine maintenance The basic maintenance is simply cleaning the outside of the appliance Any other operation requires a trained personal Unplug the appliance before any intervention Do not let water flow inside the appliance risk of electric shock Regularly clean the appliance under the following conditions use soapy water never use any product containing petrol benzene alcohols that would attack silkscreen printings wipe out with a soft lint free cloth use a solvent free antistatic product to clean the screen RF socket Make sure there are no specks of copper between the weight and the mass Replace periodically the adapter F F an adapter in poor condition distorts all the measures p 89 849 INFORMATION ABOUT THE LCD COLOR SCREEN WITH ACTIVE MATRIX Your SEFRAM field strength meter is equipped with a LCD color screen with active matrix This screen is provided by renowned manufacturers In the current technical conditions of manufacture they cannot guarantee 10096 good functioning pixels in the display zone They specify a number of possible de fective pixels at the surface of the screen The SEFRAM quality service has preconditioned the mounting of the screen on your instrument to the re spect of the acceptance conditions of the manufacturers A ZONE Diagonal 60 B Acceptance criteria Zon
41. f digital satellite transmissions DVB S2 signals Noise MARGIN Difference between the measured and the theoretical noise level before incorrigible errors Difference in dB between the measured C N and the minimum C N for error free transmission Men Modulation Error Ratio Ratio in dB measuring the distance between the theoretical dot and the observed dot on a constellation quarter You can use it to control the reception the higher this value the better the image p 99 849 BE Error vector MI Magnitude vector from the reference dot to the ideal dot MoouLarion Once the signal has been coded it is modulated with a carrier wave for transmission AM Amplitude Modulation analogical modulation of the amplitude of the carrier wave FM Frequency Modulation analogical modulation of the frequency of the carrier wave QPSK Quadrature Phase Shift Keying phase digital modulation QAM Quadrature Amplitude Modulation phase and amplitude digital modulation COFDM Coded Orthogonal Frequency Division Multiplex phase and amplitude digital modulation on multiple carrier waves for DTT Mec Motion Picture Expert Group MPEG is a family of compressed digital coding formats for audio video The aim of MPEG coding is to hugely reduce the amount of transmitted information with as little loss as possible thanks to very complex compression algorithms The MPEG 2 option on the SEFRAM field meters allows you to view and cont
42. gh or low vertical or horizontal To enter the symbol rate you want for the setup LIDrary satu E 1 i pieces i A 1 p E p 41 Cannon y sl Setup modification TNT R1 ST E TIENNE 10729 MHz DVB S LZ LOW Vertical 22000 kEd 849 9 Check Sat and ECC to access the Check Sat mode ia Name and position _ ASTRA 1 192 E of the satellite Global quality indi cation l Frequency TOM4IMHS 7 z polarization mas band level 220004 ove s and quality The appliance has 32 possible orbital positions for satellites It is provided with near of 10 satellites regis tered 4 transponders are appended to each satellite You can select the satellite by pressing Name and position of the satellite To modify a transponder you must press the corresponding key ASTRA 1 19 2 E N Frequency Polarity Symbol rate Standard Active or Inactive Transponder p 42 849 9 1 Updating satellites You can update frequencies of the checks sat by consulting the file PDF posted on line on the site web of SEFRAM You have to modify frequencies following the previous paragraph and using the file updated monthly on the web site of SEFRAM http www sefram fr www PDF FR Sat PDF pdf We advise you to check and to update your frequencies every three months We advise you to check and to update your frequencies every three months 9 2 Check Sat function
43. gle cable satellite distribution v2 Internal on non volatile memory or external USB stick not supplied Max permitted voltage 48V RMS 50Hz USB A USB rini B Ethernet 10baseT R145 jack 5 5 mm DC supply input 15 V max 5 A max p 94 849 25 4 General specifications LCD TFT 7 inch color 16 9 luminosity backlight 500 cd m 800x480 dots Display n Touch capacitive External supply Main adaptator 110 230 VAC with 5 5mm jack 15V 1 A Battery Batterie Li ion 25W Charging time 1 5 hour for 8096 of capacity o 61326 1 2013 et NF EN 61326 2 1 2013 class B basic electromagnetic environment NF EN 25 5 Accessories Supplied with main adaptor user s manual CD ROM F F adaptor protective pouch mounted with belt and clip transportation bag Optional accessories e Car cigar lighter adaptor ref 978361000 e Carrying bag 784X 781X ref 978481000 e Luxury backpack r f 978751000 e Sun protector Rain protector coat hook ref 978489000 e Rain protector r f 978489500 Contact our sales department SEFRAM 04 77 59 01 01 p 95 849 25 6 V dByV dBmV et dBm conversion dBuV dBmV is a logarithmic ratio between a measured voltage Ud and a reference voltage Ur The reference voltage is Ur 1 uV 1 mV N 20 log Ud Ur dBm is a logarithmic ratio between a measured power Pd and a reference power Pr The reference power is Pr 2 1 mW into 75 ohms N 10 log Pd Pr with Pd
44. hapter Save The number of saved file and their memory size are displayed ale Language English I N Beep 50 Frequency map L IP address 192 168 0 170 Europe VA Memories 4 7 494 Na Configuration import a Configuration export d Factory recovery V gt Software update When pressing this key a pull down menu lists the previously saved files The first column contains the order number of the file the second column contains the name of the file the last column contains the type of file Measure Spectrum Measurement map pm AN wenn emm IR s Se L a ICI p 78 849 19 3 1 View This key allows the display of the content of the file Att man 5dB Fill 1 MHz Niv 49 3 dBuV 19 3 2 Save Save BMP gt USB allows you to export the file to the USB stick under BMP format non compressed graph it is useful to transfer graphs to a report in a PC computer Here is the BMP file of the previously displayed DVB T H channel edited on PC to have the spectrum full Screen Etes ES dep pay QE I occum eH Au Ge a a p 79 849 Save CSV gt USB allows you to export the file to the USB stick under CSV format text file by columns separated with semicolons it is useful to analyze values in a spreadsheet Here is the spectrum here above with a curve under EXCEL e Es eoo ow thoe e saje MILII hn 9e LU o et a Y
45. he measurement lists p 81 849 19 5 Configuration import export You can make a backup on a USB stick of your setups lists of your appliance by pushing Configuration Export And you can import from a USB stick this configuration with the touch Configuration import You can also update checksat antenna pointing configuration available on SEFRAM s website http www sefram com Maj_soft Sat csv p 82 849 20 Software update Attention Take care that the remaining battery life is sufficient gt 30 else plug the appliance on the mains with the provided adapter You can easily update the software to get new functionalities The update requires an USB stick To achieve the update Download the update file 784X VX X fichier zip on our website www sefram fr Insert a USB stick on your PC Unzip the file onto the root of the memory stick Pull the USB stick off from your computer Turn your appliance on Go to the Home page e press configuration Insert the USB stick into the connector of the appliance Select Update Attention Do not turn the appliance off while updatin The updating process lasts ca 10 minutes At the end of the update the appliance asks you to restart the appliance The software is then loaded into your appliance Error messages may show up Do not take them into account p 83 849 Pressing JA opens a window here on
46. ial T Frequency map France e The channel range of the research i e 21 to 60 DVB T2 Ou nme The goal is to make researches shorter by defining at best the set tings example in France no DVB T2 band width DDT 8MHz first channel 21 last channel 60 6 2 Satellite mode This mode allows automatic research on the satellite frequency band The table allows the selection of e LNB bands e LNB polarisations L High The goal is to make researches shorter again p 32 7849 6 3 Cable Mode This mode allows automatic research on the cable frequency band The table allows the selection of RM Mode CubleCnble e Standards ORE US e Channel widths T France e he search range of channels DYB C lo 5 MHz O 7 MHz il 6 4 START menu key No matter which mode is selected press the START key when the table is filled to launch the research Pressing Stop will abort the research When the research is done or if the user aborted it the appliance turns automatically to the Measure ment map function Measurement map AUTOSET au e mem mo emo ns oes m7 eo ECC E A A es overm v CIC 1 se osm ee E LA 7849 Any detected channel will be registered into the first empty list automatically renamed AUTOSET and into the fist available setups of the library starting from the end of the table
47. ill recognize the keys by their dark grey color example the home key Ei You may also access tables by ph lines on white or yellow ASTRA 1 10729 VL Six ASTRA ME a DB pr 10773 HL DVB S2 DVB S2 22000 DIGITAL 2 E 10788 VL DVB S 22000 DIGITAL 10817 VL Welcoming page HOME Access to the main menu Sefram_ SAVE Access to the current page Save 7849 Serial number 001 Version 0 1 DVB T T2 Band 5 2200MHz 5 DVB C C2 DVB S S2 I DOLBY DIGITAL PLUS 849 Attention To exit a window like in this example below press the key we 374 TNT R4 ST ETIENNE 2 2 Signal spotting The 7849 allows spotting signals in terrestrial or in satellite mode In the following chapter we will see how to spot a signal on three types of installation e Checking of a terrestrial antenna the installation has already been made e Installation of a terrestrial antenna e Installation of a satellite dish 2 2 1 Checking a terrestrial antenna In this case the Autoset function allows a scan of the channels that the antenna detects Plug the cable of your antenna to the 7849 take care to use an adequate adaptor Turn your appliance on Press the Home key A The Home page appears on screen Press Autoset RC On this page press Mode Terrestrial then select DVB T and 8MHz as here below The scan should range from the E21 to the E69 channels frequency range Europe
48. l or partial reproduction of this document must be submitted for Sefram written authorisation 849 GUARANTEE Your instrument 1s guaranteed for one year for labor and parts against any manufacturing defect and or functioning hazard This guarantee extends from the delivery date and ends 365 calendar days later In case of guarantee contract this will cancel or replace these guarantee conditions hereabove The guarantee conditions by SEFRAM are available on the website www sefram com The general guarantee conditions should prevail on the following conditions that they sum up This guarantee does not cover the result of any abnormal use handling mistake or mistake in the storage conditions outside the defined range In case of application of the guarantee the user shall return at its own expenses the relevant appliance to our factory SEFRAM Instruments amp Syst mes Service Apr s vente 32 Rue Edouard MARTEL BP 55 42009 SAINT ETIENNE CEDEX 2 And add a description of the observed breakdown to the appliance The standard supplies provided with the appliance cables outlets the consumables batteries and the optional supplies suitcases are guaranteed for 3 months against any manufacturing defect Such items as a suitcase a LCD screen or a touchpad are guaranteed only for a normal use The guarantee does not cover wearing accidental breaks or consecutive to a shock or any abnormal use The factory optio
49. lidation of digital transmissions DVB T T2 T2Lite DVB C C2 DVB S S2 and DSS Providing a Constellation diagram for digital standards the detection and display of Echoes and pre echoes permit to complete this analysis You can display the digital terrestrial or satellite TV free programs under SD or HD You can hear digital sound through integrated loudspeakers Designed for use on field it is compact less than 2 kg battery included autonomous battery pack and quick charger equipped with a LCD 7 touchscreen capacitive The high memory content allows the storage of many configurations measurements and spectrum curves The appliance fully remote controlled through USB and ETHERNET connections via a computer p 21 849 3 2 Description of the appliance 7 capacitive touchscreen Fas tening for high resolu tion straps RF socket with F F adapt er Remote supply light Ethernet socket USB A socket ON OFF switch Charging indicator light External power socket 15 V 5 A max p 22 849 All the material is checked before shipment and delivered in an adapted packaging There is no particular unpacking instruction The appliance is equipped with a Lithium lon Li ion battery It is shipped with the battery loaded However if the appliance has remained idle more than one month long check its charge state and reload if required 4 1 Battery
50. ltage of the remote power supply To exit you only have to touch the screen anywhere p 63 849 14 3 Audio To set the volume press RSR an adjustment bar shows up The instrument can decode the following digital sound formats MPEG 1 L1 L2 AAC Advanced Audio Coding License Via Licensing HE AAC High Efficiency AAC License Via Licensing Dolby Digital License Dolby Dolby Digital Plus License Dolby Made under licence by Dolby laboratories Dolby and the double D symbol are trademarks of Dolby Laboratories 14 4 Table of services i SERV Pressing gives access to the list of services oa ae fete oy E E Comme om oefe ona Con um fon oen B o om fou our This function allows selecting the channel you want to display You only have to press the line you want p 64 849 15 Remote power supply LNB DiSEqC The key gives you access to the remote power supply LNB DiSEqC To start the remote power supply press the key after Remote supply Remote supply LNB a Remote supply Off On LO frequencies 9750 MHz 10600 LO selection 22k Polar selection Committed Switch Uncommitted Port Positioner 15 1 Terrestrial band In terrestrial mode you can select OFF to turn off the remote power supply in terrestrial measure 5V 13V 18V 24V to send 5 13 18 or 24 V to the RF according to your requirements A green check shows which voltage
51. months of use then every 12 months after 24 months For any check of the characteristics the following average climate conditions shall be maintained 23 C 3 C 50 20 RH The MDC should have been working for 0 5 hour before check We recommend that you have this control made by our after sales service Service Apr s Vente for the best service and preservation of the measuring quality of your instrument When a MDC returns to SEFRAM maximum service is provided with internal updating according to the required adjustments and software updates In case of shift in the characteristics your instrument shall be adjusted to recover its original characteris tics PACKAGING The packaging of this product is fully recyclable Its design allows the transport of your instrument under the best possible conditions Please note that the original packaging should be additionally wrapped in case of transport by air road or postal SPARE PARTS According to the consumption law of March 17 2014 Article L111 3 and Decree 2014 1482 of 09 12 2014 SEFRAM in forms you of the availability of spare parts of products placed on the market as of March 1 2015 Spare parts are not available to the consumer SEFRAM offers the supply of spare parts during repair by its service Consumable parts are provided according to the legislation applicable to them case of batteries SEFRAM is committed to providing parts or alternatives for a period of at least 2 y
52. n to keep on using channel num bers Selecting a list in the Lists page automatically recalls all information associated with this list Selecting a Setup on a measurement page automatically recalls all information associated with this setup p 30 849 6 AUTOSET mode Attention The Autoset channel research is only possible when at least one list is empty with enough place in the library This mode allows an automatic research of setups and to provide information about the current place You can access it through the key on page Home The displayed lines on this page depend on the selected Frequency band The key before the Mode line allows you to select between terrestrial cable or satellite mode Mode Satellite Sy Vertical Dl Horizontal Satellite Mode DVB T SKIN e Cable Mode Y 8 MHz Once the mode selected the keys of the various parameters activate or deactivate each option p 31 849 A green check shows that the parameter is included in the research If there is no green check the parameter will not be taken into account for the research Active research parameter Inactive research parameter Attention The more you select options the longer is the research 6 1 Terrestrial mode This mode allows automatic research on the terrestrial frequency band The table allows the selection of e Standards e Channel widths 7 Mode Terrestr
53. nfiguration import gt Configuration export 4 Factory recovety Ne ff Sottware update Confirmation request for an important action Con Configuration Beep 50 ES Dou dl EEA A O IP address 192 dis tato Jl FIG reset Please confirm Language English Home Aog Library Measures TV Spectrum LNB DiSEqC Echo guard interval 1 Remote anto pes Check Sat es Measurement map la p 87 849 Remote supply LNB Messages of the same kind may show up the pop up window is an alert the corresponding message ex plains the issue 23 2 Error messages A message may show up at the bottom of the screen immediately after updating the software Do not take it into account as far as it does not show up at a second start up Else or for any other problem contact the SEFRAM technical support gt e mail support sefram fr gt Telephone 04 77 59 01 01 p 88 849 24 Maintenance This appliance requires some maintenance to meet its requirements and maintain its general characteristics Consequences Recommended periodicity of con Recommended trols use limit BATTERY Reduction of the bat 200 charge dis tery life charge cycles Or 2 years STRAPS Breakdown At each use Check the holding of the straps Measurement setting Erroneous measures Once a year 12 months check This advice does not engage the responsibility of SEFRAM I S It guarante
54. ng the setup frequency Changing of standard Changing of setup from a terrestrial to a satellite setup p 55 849 12 8 DVB T H y REED DECODAGE VITERBI gt TUNER DEMODULATEUR SOLOMON MPEG gt BERi BERo PER 658186MHz p DVB T H S0 EM RU m Cell ID 0x0003 3 1 EE 39 98 CN 226 BERI 22e 7 ier eo BERo DE 8 E 9 PER 5E 1E 5 1E 7 1E 9 AER Do S La A 09 M S Display of the measures of e BERI error rate before Viterbi e BERO error rate after Viterbi e PER error rate after Reed Solomon error rate packet e MER modulation error rate e LKM noise margin Link Margin BERx bits error rate Ratio between the number of false bits number of transmitted bits during the measurement time PER paquets error rate Ratio between the number of false packets number of transmitted packets during the measurement time Recall Under DVB T H a packet is made of 204 octets a packet is false if it includes more than 8 wrong octets correction by Reed Solomon coding Display of the value of Cell ID from the diffuser and specific to the emitter p 56 849 12 9 DVB T2 T2 Lite Wi gt TUNER DEMODULATEUR LDPC BCH 9 pee
55. ng the standard In terrestrial band for an user socket the level should be between 50 and 66 dBuV under FM between 35 and 70 dBuV under DVB T H DVB T2 between 57 and 74 dBuV in any other case In satellite band for an user socket the level should be between 47 and 77 dByV p 52 7849 Example in terrestrial mode Reduced spectrum of the Span signal ca 10MHz 658 186 MHz E44 Cell ID 0x0003 3 OEM s 5 eo CN 22 05 5 BERi 1E 5 1E 7 1E 9 BERo PER MER LKM o Signal level Signal noise ratio of the signal The appliance makes different measurements according to the current standard The other possible measurements are e Average measurement e Peak measurement e Power measurement The best is to be the closest possible of the green bar without exceeding it For the MER measure the value must be superior to the mini threshold 12 4 Satellite band The following table sums up the measurement types and the frequencies of the audio carrier waves for each standard DVB S Digital Power DSS Digital Power DVB S2 Digital Power Peak pves Power Power Power p 53 849 12 5 Terrestrial band The appliance automatically makes level measurements on the Video carrier wave The following table sums up the measurement types and the frequencies of the audio carrier waves for each standard Standard Video carrier BG negative AM p
56. ns integrated to the appliance are guaranteed for the same duration as the appliance itself In case of replacement or repair of the product the remaining guarantee duration shall be The remaining duration of the guarantee if the appliance is still under guarantee Ifthe guarantee duration is less than 90 days the replaced part is guaranteed for 90 days Any replacement part becomes the property of the user and the exchanged parts become the property of SEFRAM In case of intervention by an insurance company the product becomes the property of the insurance company upon its exclu sive request Else it shall remain property of the user The guarantee covers exclusively the materials manufactured and provided by SEFRAM Any intervention by the user or any third party without prior authorization by the company voids the guarantee The user shall be responsible for the return of its appliance to our site Hence it shall provide for a conditioning that shall cor rectly protect the appliance while shipping It shall subscribe at its own expenses any insurance required for the transport The SEFRAM company reserves the right to refuse any product wrongly conditioned and not to take in charge any break con secutive to the transport Particular case of the battery There is a Li ion battery as a standard equipment of this appliance It shall not be transported outside the appliance In no case shall the user replace it Its replacement in the
57. omatically selected according to the Span The filter used is displayed on the upper left corner Parameters of the spectrum are Frequency value of the fre Cursor simply press the area List you can select a Pro quency where the cursor is where you want to move or setthe gram in the current list user can enter a frequency cursor value or increase decrease the frequency with lt gt keys Channel use a chan nel for the spectrum Reference level can in terrestrial mode be modified with up down arrows PETI JI 000 MHZ ee v EL LEE CETTE TES Fre uency range can Span frequency span around the be changed using the center frequency arrows D CO m p 62 849 14 Image and Sound Pressing the TV zone gives access to the TV function 14 1 Digital TV The name of the service and its main characteristics are displayed on top left of the screen e 720x576i picture resolution 720 pixels line 576 lines interlace e 25 Hz frame frequency e MPEG 2 picture compression e Video Rate 4 106 Mbits s instantaneous binary rate of the service e Audio MPEG Layer Il sound compression On this page there are 3 keys at the bottom of the screen they will be described in the next chapters France 2 720x576i 25 Hz MPEG 2 Video Rate 4 106 Mbit s Audio MPEG Layer Il 14 2 Full screen mode Pressing the key displays the image in full screen only remain the battery level and the intensity vo
58. onstellation of the current signal 610 000 MHz 8k 640AM 1 8 auto 34 BERI 4 7E 8 BERo 9E 9 lE PER 9E 6 MER 33 8dB The information displayed on the right of the Constellation diagram is current frequency modulation constellation symbol rate error rate and MER p 72 849 17 Echo Guard interval Available only for DVBT H DVB T2 or DVB C2 standards Pressing 474000 MHz DVB T H E21 Bat 474 000 MHz DVB T H E21 Cell 1D 0x0000 0 RA RE TA Cell ID 0x0000 0 F an Retard 0 0 ys Distance 0 0 km Niveau 0 0 dB Delay 49 2 us Distance 14 7 km Level 24 5 dB oignal without echo oignal with echoes and pre echoes Pressing changes the horizontal scale distance Horizontal scale can be set in us km or miles by pressing Moving measurement arrow IE can be done by screen touch or by automatic search keys ES and EN The end of the guard interval is displayed with a yellow line Reminder Remember In terrestrial TV broadcasting the received signal on the antenna comes from several possible ways the echoes In digital TV DVB T H and DVB T2 these echoes may help or degrade the image according to the time de lay between the various signals that reach the antenna p 73 849 The broadcasting norms DVB T and DVB T2 define a modulation parameter called guard interval where echoes won t disturb the reception The transmission of
59. ption card you will be able to view encrypted programs on the meter Virere An algorithm used to correct errors in digital transmissions p 102 849 27 CE Declaration CE DECLARATION OF CE CONFORMITY according to EEC directives and NF EN 45014 norm DECLARATION DE CONFORMITE CE suivant direciives CEE et norme NF EN 45014 SEFRAM INSTRUMENTS amp SYSTEMES 32 rue Edouard MARTEL 42009 SAINT ETIENNE Cedex 2 FRANCE Declares that the below mentionned product complies with Declare que le produit designe ci apres est conforme Ihe European low voltage directive 2006 95 EEC La directive Europ enne basse tension 2006 95 CE NF EN 61010 1 Safety requirements for electrical equipement for measurement control and laboratory use R gles de s cunt pour les appareils lectriques de mesurage de regulation et de laboratoire The European EMC directive 2004 108 EEC Emission standard EN 61326 1 2013 EN 61326 2 1 2013 Immunity standard EN 61326 1 2013 EN 61326 2 1 2013 Standards used EN 55011 2009 A1 2010 EN 61000 4 2 2009 EN 61000 4 3 2006 A1 2008 A2 2010 EN 61000 4 4 2012 EN 61000 4 5 2006 EN 61000 4 6 2003 La directive Europ enne CEM 2004 108 CE Emission standard EN 61326 1 2013 EN 61326 2 2013 Immunity standard EN 61326 1 2013 EN 61326 2 1 2013 Normes u lis es EN 55011 2009 41 2010 EN 61000 4 2 2009 EN 61000 4 3 2006 A1 2008 A2
60. ration MNrportexpDOLL LEARN ice 82 20 SOMWare Updale ainia 83 ST Y RESET DE LIQUET INL EI T 84 22 Connection of the appliance to a PC 1leeee Lees Leser iere nene nnn nnn nn 85 23 Displayed Messages ss tias 87 23 1 AEREOS SID SS de di ee annee dd doute Ron 87 23 2 EITOFIDOSSQOOS Te 88 24 Mamtenance ni de un 89 25 TECHNICAL SPOCIMICA o ertt G SXX 91 25 1 Technical SD CIICANONS T UIS 91 25 2 Digital measurements ia 92 25 3 a Re me M 94 25 4 Generals peccan cec a e dd ol 95 25 5 ACCES SOME seated Lt Ro undas AAA ASA Ru EIN uu unl 95 25 6 V OBUV BmV E dBrmiconvelslOli oido dos i cades 96 25 7 Typleal values Tor measurement is ln in lade et aid 96 20 T RMIMOIOQV Rem pem 97 21 GE Declara tON pee 103 849 1 Important information Please read carefully the following instructions before using your appliance 1 1 Particular precautions Do not use the product for any other use than specified Use the provided charger unit to prevent any deterioration of the appliance and guarantee its measurement characteristics Do not use in a wet environment Do not use in an explosive environment In case of failure or for the maintenance of the appliance only a qualified personal shall be entitled to work on it In such a case it is required to use Sefram spare parts Do not open the appliance risk of electric sho
61. reate Mt ennemie oe eed elicit Seg ds le rit MR 56 12 9 Burm c 57 1210 piu or 58 12 hl DUB Mesa ecu do nee M MM te d eI Loa LU eU 59 12 2 DVB S CU DoS P GM M 60 A ne At CN nt E 61 19 Spectrum ARAIVSer nn nec uncta prc sour EU eius oras sense ne dali 62 14 image and SOU eem 63 14 1 Digital IV 63 14 2 UIE Screen IMO GC eodcm e T HN 63 14 3 VA LU M M M 64 14 4 B ie Kek p es M D ccr 64 15 Remote power supply LNB DISEQC eeeeeee eere eere nennen nnn 65 15 1 TerrestmalbDand M TREE T Uu e 65 15 2 sn e A 66 A 20 mE 66 19 2 MEE vg 67 T52 MES 1 LL 1 EE EEE 68 1922 CI AA cs 69 15 2 2 1 Influence of the DCSS on the spectrum analyzer mene 71 TO egi Ree M 72 17 Echo Guard Interval s Sn cases stades con sata ton este SEP etre 73 19 Measurement MAD ne a 75 18 1 Outo Mo lerante valles aa a 76 TSC OMT GUN ATON israel 77 19 1 LUIS aaa mem 77 19 2 missed qe Motion M a 77 19 3 O A A A 78 Eos o I a 79 US BG ois V1 ee a ee Rn RR ee A 79 133 010 EEE 80 19 4 FACIOLY FECOVELY C E 81 19 5 Somigu
62. rol TV programs coded under MPEG directly on the meters ex On the Astra satellite the EURONEWS and SPORT channels are non crypted and visible on the field meters Mu rieuex Set of channels broadcasted by the same operator smaller set than a package In DTT a multiplex has a 24 5Mbits s flow rate A multiplex enables the diffusion of 6 programs in standard definition Nr Network Information Table Information about the network package Enables the display of a description of the measured transponder The information is sent non coded in the data flow from the QAM COFDM or QPSK decoder The information items are Name of the operator List of the transponders of the package Orbital position of the satellite in Satellite mode Orrser The central frequency of a DTT channel may be shifted by 166 7 kHz in case of adjacent analogical channel to prevent disturbances OL A local oscillator that converts the frequency received from the satellite in GHz into an intermediary frequency that the demodulator can use in MHz ex a 11 778 GHz frequency from the satellite passing through a 10 6 GHz OL LNB becomes a 11 778 10 600 1 178 MHz See LNB scheme AUDIO AND VIDEOP Ip Packet Identifier MPEG service information In the digital MPEG flow the audio or video packets all include a PID to get binary data from each ser vice Frequency plan There are various Frequency Plans according to places and standards In
63. splay of the constellation for any type of digital signal QAM QPSK and COFDM Typically QAM cable 64 spots 16 spots per quarter COFDM TNT 64 spots 16 spots per quarter QPSK Satellite 4 spots 1 spot per quarter 8PSK Satellite 8 spots on a circle CoUNTER POLARIZATION Ratio between the levels received from the desired polarization and the opposed polarization it should be as high as possible To adjust the counter polarization you have to turn the head of the dish Das Digital Audio Broadcasting The Digital Audio Broadcasting is a standardized audio broadcasting system coded in COFDM It exists on the following bands L Band 1452 1492Mhz 3 Band 223 230Mhz Dve t Broadcasting norm for the terrestrial digital television COFDM modulation Dve c Broadcasting norm for the cable digital television QAM modulation Dvs c2 Broadcasting norm for the cable digital television by cable based on DVB T2 Dve s Broadcasting norm for the satellite digital television QPSK modulation Dvs s2 Broadcasting norm for the satellite digital television QPSK or 8PSK modulation DisEac Digital Satellite Equipement Control ue norm for the equipment of reception for satellite signals Uses a 22kHz signal superimposed to remote supply voltage of the satellite dish FREQUENCY Parameter that characterizes the radio electrical wave It is measured in Hertz We p 98 849 usually use som
64. the SEFRAM field meters the frequency plans are pre programmed they gather the most frequently used frequency bands Measure plan Allows the simultaneous view of characteristics frequencu channel standard of var ious programs TF1 France2 with location of measures except tolerance Allows to carry out BER livel measures for a list of programs p 100 849 Pip Physical Layer Pipe from 1 to 256 channels are available in DVB T2 to transport inde pendent multiplexes PoLARIZATION Polarization of a signal from the satellite It can be either linearly polarized horizontally or vertically In ground reception the polarization is generally horizontal the stalks of antennas are horizon tal Some receptions in band VHF are in vertical polarization Canal In this case the stalks of the antenna are vertical POSITIONER A motorized system for the rotation of a satellite dish Positioners are operated by DiSEqC commands Qam Quadrature Amplitude Modulation This kind of modulation is used for digital transmissions cable networks and DTT Qpsk Quadrature Phase Shift Keying or 4PSK A kind of modulation mostly used for satellites Spsk A type of modulation identical to QPSK but with an 8 possibility 3 bit coding This kind of modulation enables higher rates than QPSK and is compatible with DVB S2 REED SoLomon An algorithm used to correct errors in digital transmissions STANDA
65. the Measurement page Nl In this window you can save the current measurement parameters from the active list make a screen shot to a USB stick under BMP format or make a save into internal memory You can rename the save file see chapter Man machine interface The default name of the save is MEM X 1 X is the number of saves in the appliance You will be suggested a save into internal memory only in the Spectrum Measurements Constellation Guard interval and Measurement map pages After transfer you will be able to use the saved measures to create measurement re ports on your computer see paragraph Saves for more details When you stop the appliance it may need a few seconds to stop completely because the save on flash memory is carried out during the extinction p 84 849 22 Connection of the appliance to a PC The appliance has an ETHERNET interface that makes it possible to connect directly to a PC For this type of connection no driver is necessary Connect your appliance to your PC by using a crossed ETHERNET cable available in option with the num ber 298504246 asking SEFRAM Configuration of the connection Ethernet connection of your appliance to the PC Y n Configuration To change the IP address of your appliance press and Contiguration _ PR Language English Beep 50 BA gt IP address 192 168 0 170 sm Frequency map Europe IP mask 255 255 25
66. urements on a memorized program in the current list see chapter Measurement list or change parameters manually or use the AutoLock function 12 1 Autolock function This function is design to lock on a digital signal terrestrial cable or satellite You just have to enter the frequency or the channel for terrestrial then press AutoLock The instrument will find automatically in few seconds the digital standard the modulation type and all other parameters of the signal Example for terrestrial channel 38 frequency 610MHZz Measures ST ETIENNE Example for satellite low vertical polarization frequency 12109 MHz p 51 849 12 2 Modification of parameters ST ETIENNE 658 186 MHz DVB TH Cell ID 0x0008 3 The various parameters are e The name of the setup selection on the active list e The frequency of the emitter or transponder and the true frequency of satellite e he standard and bandwidth for DVB T H and DVB T2 e The corresponding channel number for terrestrial and cable mode e he symbol rate for the satellite e The polarization and the band for the satellite e The audio mode for the analogical TV You can shift from terrestrial to satellite mode by Changing the setup frequency Changing of standard Changing of setup from a terrestrial to a satellite setup 12 3 Level measurements You can measure levels at a specific frequency with a detection matchi
67. ws the connection of several receptors on only one coaxial cable no matter the band H L and the polarization H V Functioning Each satellite receptor uses a fix frequency band Slot or Port whose width is more or less equal to the width of the transponder The receptor requires a specific transponder frequency frequency Ku via a DISEqC command Some equipment on the satellite dish LNB or switch moves the requested signal to the center of the select ed band Slot Then the mixing equipment adds each user band Slot to only one output up to 32 user bands Sat A High Horizontal Sat A High Horizontal Sat A Low Horizontal Sat A Low Vertical LP A 1 Slot1 Slot2 Slot3 Slot4 A Transpondeurs Po Bandes utilisateurs Slot p 69 849 The DCSS mode has priority on all other modes selection polarization selection OL switches committed and uncommitted and positionner 2 Modes SATCR Satellite Channel Router standard EN50494 or SCD Unicable Distribution of the satellite signal with only one coaxial cable to 2 4 or 8 different receptors SCD2 Single Cable Distribution v2 standard EN50607 or SCD2 Unicable Il JESS Distribution of the satellite signal with only one coaxial cable to a maximum of 32 different receptors Using Diseqc 2 0 bi directionnal possibility to ask current online devices and speed up installation Mode choice press DCSS Ramote supply
68. you may reduce the number of channels to scan if you know the range of the emitter where the antenna points at the scan will be faster Mode Terrentrinl p 12 Mode Terreutrm Frequency map Press START The appliance searches until the end of the scan and turns directly to the Measurement plan mode If channels were found the appliance makes measurements continuously C N level then BER MER on the detected channels If no channel has been found see the next chapter 7 Mode Terrestrial T Frequency map Fronce DVB T DVB T2 9 O sm em OEL To finish press the home measurement key then on EDT On this new page press Prog select the channel that you want to display Check the level the BER MER the TV detection and the spectrum of the signal on this page 849 2 2 2 Installation of a terrestrial antenna You have two methods to install a terrestrial antenna e Use of the spectrum e Use of the satellite dish 2 2 2 1 Use of the spectrum Plug the cable of your antenna to the 7849 take care to use an adequate adaptor Turn your appliance on Press the Measures TV Spectrum key Memueeid perum Press the Spectrum zone access to terrestrial mode if needed 610 000 MHz All auto 54B Fill 1 MHz Lev Atl auto GOB FEL 1MHz Lev 491 dByV 500 000 MHz Access to full SPAN mode Bees LE Atl auto SF 1 MHz Lev 43 1 dEV e AN eut 000

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