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Digital TV signal analyzer 1750

1. The charging time of batteries depends on the battery status 4 The unit has a the battery voltage measurement function Refer to Chapter2 LINE AC DC amp BATTERY VOLTAGE MEASUREMENT 5 The battery charge level is shown on the top right of the LCD screen mE P When the battery charge level becomes low you should recharge the batteries If the battery charge level becomes exceedingly low the unit will automatically power off TELEMANN 3 CABLE SPECIFICATIONS There are three cables associated with the operation of model 1750 as below 1 USB DIN 6PIN INTERFACE CABLE When transferring data to a computer or printer is used 2 COAXIAL CABLE option It is connected between F JJ connector of the unit and the adapter of line to be measured 3 CAR CIGARETTE LIGHTER ADAPTER CABLE option Vehicles used by and is easy to carry COAXIAL CABLE CAR CIGARETTE LIGHTER ADAPTER CABLE If any problem happens please contact to the DEALER or TELEMANN in case of emergency Call at 82 32 678 8566 OVERSEAS 032 678 8566 DOMESTIC E mail to sales telemannco com OVERSEAS info telemannco com DOMESTIC We will try to solve the problem fast and correctly Digital TV signal analyzer 1750 Chapter02 SPECIFICATIONS 1 SIGNAL LEVEL MEASUREMENTS TELEMANN 1750 QAM Digital TV Signal Analyzer 2 SPECTRUM MEASUREMENTS 3 SCAN AUTO SEARCH 166
2. 3 BOTTOM VIEW ADAPTER PORT USB INTERFACE PORT in 11 Digital TV signal analyzer 1750 4 KEYPAD Each button s name and function The unit has a 21 button keypad By pressing designated button combinations you can access to all the button functions of a keypad 1 QUICK BUTTONS O1 ES ws 2 ALPHA NUMERIC ARROW BUTTONS qn 1 4 4 9 3 POWER BUTTONS em Cc CHARGE DVS REMOTE LCD BACKLIGHT Digital Video System RESET BUTTON 1 QUICK BUTTONS A SIGNAL LEVEL MEASUREMENT B SPECTRUM MEASUREMENT C SIGNAL LEVEL MENU SPECTRUM MENU When you want to select the signal level measurement mode such as CHANNEL LEVEL C N amp MER BER and CONSTELLATION CTB CSO etc for the purpose of measuring signal levels When you want to select the spectrum measurement mode such as CHANNEL SWEEP FREQUENCY SPETRUM TILT SWEEP REVERSE NOISE etc TELEMANN D SCAN CANCEL When you want to scan all active signal levels When you want to save all active signal levels in a file E CHANNEL PLAN F SUB FUNCTIONS To convert A Z or a z When you want to activate various sub functions In the spectrum analyzer modes when you want to display cursor on the LCD screen When you enter name in the data logger and config modes etc when you change a big English letter to a small English letter and vice versa in the file di
3. Isolated dots away from the main cluster indicate INTERMITTENT Deer e intermittent interference that shows up and disappears ke ge Be INTERFERENCE 00 0000 SCH Topo E air 2 Possible causes intermittent ingress laser clipping bidirectional radio and pager 1 Dots are spreaded widely and uncetainly TEE 2 Possibl ses RF level is low Input of RF amplifier is GAUSSIAN NOISE II ni Se p p 27 Digital TV signal analyzer 1750 HE d S e e Fog 8 COMPOSITE alo ones are not affected Outer dots are pulled into the center while the middle norm i Possible causes overheated or defect IF RF amplifiers and filters up down converters IF equalizers clone recovery circuit Dots are surrounding the center of the constellation PHASE NOISE Possible causes IF amplifier and Up Down converter of head end system 4 CTB CSO 1 1 What CTB and CSO are In order to help user s understanding we explain what CTB and CSO briefly and then their measurement methods Amplitude distortion occurs in a system subsystem or device when the output amplitude is not a linear function of the input amplitude Main factors for the signal distortion that is made by such amplitude distortion are CSO and CTB Such CSO and CTB distortions appear with
4. VIDEO SYNC FOUND ef 58 6 VIDEO SYNC FOUND DISPLAY 41 4 dE VIDEO SIGNAL LEVEL 71 2dBuV AUDIO SIGNAL LEVEL 50 6dB C N 41 4dB 2 MER BER MEASUREMENT FOR DIGITAL SIGNAL A Measure DIGITAL AVERAGE POWER MODULATION SYMBOL RATE MER EVM Pre BER amp Post BER of digital signal B MODULATION is to change digital data into carrier Comparing to analog transmission the desired SIGNAL TO NOISE RATIO S N transmission may be lower C SYMBOL RATE is transmission speed of digital signal through a modem and its unit is Depending on the MODULATION and ANNEX setting may be changed and user should adjust to fit their environment op MEASUREMENT SIGNAL gt 73 2 3B CH 90 of the digital broadcast 256 5 361 2 FREQUENCY BAND 621 000MHz iei DIGITAL AVERAGE POWER 73 2 MODULATION QAM256 SYMBOL RATE 5 361Msps MER 38 4dB 98 amp 21 gt B 73 2 5 GANZS6 5 1 0 EVM 1 1 MER 58 4 EUM 1 1 BER Pre BER 1 0E 8 BER 1 0 5 Po 1 8E 9 Po Post BER 1 0E 9 23 Digital TV signal analyzer 1750 2 CHANNEL LEVEL 1 CHANNEL LEVEL MEASUREMENT FOR ANALOG SIGNAL A Measure VIDEO SIGNAL LEVEL AUDIO SIGNAL LEVEL V A and BAR GRAPH of analog signal B Audio signal should be measured by frequency at a distance of 4 5MHz from video
5. 3 Click Start when done File How to select files to upload from the analyzer to PC i UPLOAD LOGGER DATA will appear on the screen Press GUB FUNCTION mode and TON The screen will change like the picture remote LED will flash up when the meter is DOWNLOAD CHBHNEL connected with P C Use the 07 to scroll to UPLOAD Cni2B8 CHP Ctbcso CHP LOGGER DATA menu then press Use the ARROW buttons to select the file you wish to upload into PC Press Jand the selected file will be uploaded 62 TELEMANN ii UPLOAD OPTION DATA will appear on the screen CONNECT TO HOST Press suB FUNCTION mode and Sma MECT TO HOST Pe 5 UPLOAD LOGGER DATA The screen will change like the picture UFLOGG OPTION DATA Use 0 Jfor selection and then UPLOAD CHANNEL PLAH press DOWNLOAD CHRHHEL PL OH AREA message will appear on the screen Press and the selected file will be uploaded UPLOAD CHANNEL PLAN will appear on the screen Press SUB FUNCTION mode 5m _ CONNECT TO HOST UP OO LOGGER DATA screen will change like the picture UPLOAD OPTION LWIPLOAG CHHHHEL Use 07 for selection and then FEN press 4 UPLOAD CHANNEL PLAN will change like the screen 5 Start uploading like the picture
6. BROADCAST STANDARDS DVB C B W 6 0MHz 3 LINE AC DC VOLTAGES amp BATTERY VOLTAGES MEASUREMENTS A Regardless of analog or digital measure the line voltage and the battery voltage B How to measure the LINE AC DC VOLTAGES i Measuring range is AC DC 10 110V and tolerance is 1 li The meter is designed to automatically identify input voltage polarity and AC DC iii If AC voltage is merged into DC voltage in duplicate the larger level is displayed C How to measure the BATTERY VOLTAGES i Measuring range is 6 8V ii To avoid any problem it is recommended to use 1pack of Li poly rechargeable batteries 7 4V 3800mAH HT 1 75 258 Ee D Press two times repeatedly THA dF 2 Line voltage amp battery voltage are 50 1 JE measured in turn A 28 5 dB 25 Digital TV signal analyzer 1750 3 CONSTELLATION 1 DIGITAL SIGNALS CONSTELLATION MEASUREMENTS A The constellation diagram shows both I In phase axis and Q Quadrature axis A symbol is the smallest piece of information transmitted plotted as a point representing a digital bit s It is the digital equivalent of a Vectorscope display B The constellation diagram is the digital equivalent of a vector scope display showing in phase I and quadrature Q components of the QAM signal A symbol is the smallest piece of information transmitted in a given modulation system The constellation diagram makes detailed diagnosis of digital signals
7. 4 22 DVD CD ROM drives Click on scan for changed button to tell XP to scan for new hardware 3 CONNECT TO PC A User can transfer the channel information between PC and the analyzer Turn on the meter COHHEET To HOST WFPLOAG LOGGER DATA one UL OO OPTION CATA WPLOAG CHRHHHEL PLAH DOWHLOAG CHANHEL PL OH 3 Connect USB cable into PC after checking the screen like the picture f the meter is connected to the PC without this procedure it doesn t work 55 Digital TV signal analyzer 1750 B Communication configuration i Start hyper terminal program Go the Start Menu Programs Accessories A Communications gt Hyper terminal program a o ii Enter name for the new connection file and select any icon Connection Description 2 File name can be descriptive such as New Connection Test low1 2 or ROOMS Select Enter a name and choose an icon for the connection OK Name 1750 Icon gt The Hyper terminal working window x E 2d will now display the name in the title bar followed by Hyper terminal iii A window will appear requesting area code phone number etc Connect To ch Skip all entry fields except Connect B 1750 using Enter details for the phone number that you want to dial gt Select COM port which is matched Country code Area code m with your
8. simple If the constellation is within the boundary the transmission is regarded as normal If it is outside the boundary due to noise or interference it is regarded as an error Faulty constellation C The constellation measures MODULATION SYMBOL RATE MER and Pre BER of digital signal D The following will appear on the screen MEASUREMENT SIGNAL CH 100 of the digital broadcast FREQUENCY BAND 651 000MHz 0 MODULATION QAM256 4 SYMBOL RATE 5 361 Msps MER 34 8 dB 6 Pre BER 1 0E 8 i 1 F Rum dn n 26 TELEMANN E If you want to display constellation diagram Zoom in out CD Press then 1 will be enlarged EE 621 688 226 Also press or to move 27 2 clockwise counterclockwise respectively If you press one more time the original constellation diagram will be displayed To modify zoom range refer to the CONSTELLATION in SYSTEM CONFIG F MER measurement result based on 1750 GRADE 64 QAM256 GRADE QAM64 QAM256 VERY EXCELLENT 36 37 NOT BAD 26 a EXCELLENT 35 36 CAUTION 24 29 PROPER 31 34 WARNING 22 28 2 CONSTELLATION PROBLEMS AND POSSIBLE CAUSES Problems amp possible causes If the accumulation looks like a donut the problem is COHERENT INTERFERENCE coherent interference 2 Possible causes CTB CSO spurs and ingress
9. AUDIO FREG OFS CH Bel HARROW CH Bel WIDE DESCRIPTION AREA AUDIO FREQ OFS CH BAN NARROW OFFSET BAHC WICTH CeH HOISE FREG UPSTREAM SPECIFICATION To set up the area Audio frequency measuring point The offset from video frequency Narrow bandwidth of channel 24 88 CH BAN WIDE Wide bandwidth of channel CS0 OFFSET4 RANGE Maximum 15 char 4 500MHz default O 12 25M 6 MHz default 25 5M C N OFFSET C N measurement offset 2 8 MHz default 12 7 12 7 C N BANDWIDTH C N NOISE FREQ To set up C N bandwidth To set up C N noise frequency 4 2MHz default 0 25 5M None default UPSTREAM FREQ To set up Upstream frequency 50MHz default 30 999 90M UPSTREAM B W To set up Upstream bandwidth 2MHz default 0 25 5M CSO OFFSET 1 4 CSO offset 4bands D The parameters for DIGITAL CONFIG Modification influences the channels in the same group C50 OFFSET4 20 47 20 47 BRHD bIDTH AUTO i 1 SYMBOL RATE 5 361M i 1 FREG OFFSET 1 LIMIT BENI DIGITAL 1 1 1 MODULATION GhHM2565 BER LIMIT SPECTRUM DIGITAL 2 TYPE DUB C 2 MODULATION GnMe4 1 47 Digital TV signal analyzer 1750 DESCRIPTION DIGITAL 1 TYPE SPECIFICATION DIGITAL TYPE is selectable RANGE DVB
10. C The meter enables user to upload or download channel plan as well as other data by HYPER TERMINAL Hyper terminal is normally built in Windows on P C except Window Vista D The data can be stored in a computer or new data can be downloaded from a computer For more information please see CONNECT TO HOST PC in SUB FUNCTIONS 2 The parameters for CHANNEL PLAN CONFIG Channel list is sorted by frequency band and user can easily edit them nr EIA m CHIA HODURATE SCAN SHIP TILT BEEN au 613 25368 TU ag ag TU 621 668 DGT1 QAM DGT 1 alll 627 488 DGT1 GAM RAMSE DGT 1 L H E H E H E H DESCRIPTION SPECIFICATION RANGE A CHNO Channel number B FREQ Frequency band 5 1000MHz Signal type such as terrestrial etc TV DGT1 6 D MODULATE 4 for the digital 4 128 Annex type is selectable A B C F SYM Symbol rate is selectable 0 1 25 0Msps G SCAN To set up the DATA LOGGER range H SKIP To set up the non measurement range TILT To set up the tilt sweep range 46 2 CHANNEL CONFIG TELEMANN A User can edit active channel information or setup digital groups up to 6 B CHANNEL CONFIG is divided into Analog and Digital C The parameters for ANALOG CONFIG Modification should be made in CHANNEL CONFIG and the changed parameters are not displayed in CHANNEL PLAN
11. Detector method average Max hold ON 2 FUNCTIONS A How to enter the FREQUENCY BAND of the frequency spectrum and the reverse noise mode HDi D Press and then the black cursor is shown 2 Press numeric buttons appropriately for your desired frequency band press 35 Digital TV signal analyzer 1750 B How to adjust the FREQUENCY SPAN and the RESOLUTION i The frequency range shown at the screen is called as FREQUENCY SPAN ii Resolution varies according to the selected frequency span as the following table Example iii span will be decreased or expanded then the screen below is shown D Press 9 yz J LES IG SPAN 10H 4 111 030 R HRS SPAN 10H 111 130 R HRS SPAN 10H 4 111 230 62 5 Bh hh Bh Also press lt or L and the frequency resolution will be changed according to the selected frequency span SPAN cF 211 530 C How to select the DETECTOR i User can select one spectrum detector between PEAK and AVERAGE li Selecting the detector will be only applied on frequency spectrum mode The signal level is automatically changed upon the detector iv The screen below is shown D Press T AVER and PEAK will be set in turn 36 TELEMANN D How to set the MAX HOLD i This function measures and displays the maximum value for the current channel li
12. warrants all products against defects in material and workmanship under normal use and provides for one and half year 1 year and 6 months from the date of purchase Please note that this does not include consumable items such as batteries The liability of Telemann or its appointed maintenance agent is limited to the cost of repair and or replacement of the product under warranty In order to keep this warranty effective the product must be handled and used as prescribed in the operating manual accompanying this warranty The warranty does not cover any damage caused by improper storage improper installation unauthorized modification accident misuse abuse inadequate maintenance or negligence It is also invalidated if unauthorized person carry out any alterations or repair In the event that you should require service assistance please contact the dealer from where the product was initially purchased If this is not possible for example if you moved home please contact the Telemann Service Team on 82 32 678 8566 7 Please have your full Telemann model number and serial number date and place purchase and a brief description of the fault query ready when contacting our service team If the product is outside the warranty period you should contact the dealer or Telemann service team for a chargeable repair If the product is covered by an extended warranty you should contact the dealer from whom this extended war
13. 4 CHANNEL PLAN 651 668 QRM256 5 SUB FUNCTIONS 5 361 6 SYSTEM CONFIG MER 35 996 BER 1 8E 98 This chapter provides detailed operations of model 1750 It includes the detailed examples of the various displays of the selected modes of operation Digital TV signal analyzer 1750 5 1000MHz frequency band of all valid channel signals analog digital is measured Refer to 3 SCAN cy SIGNAL LEVEL MODE SIGNAL LEVEL MENU CONSTELLATION ge D DIGITAL mmm ANALOG DATA LOGGER 20 TELEMANN COMMON OPERATION I FEATURES A Analog signal measurements D VIDEO AUDIO CARRIER LEVEL V A RATIO 3 VIDEO SYNC C N RATIO CTB CSO RATIO D DIGITAL AVERAGE POWER DIGITAL BANDWIDTH BROADCASTING STANDARD MODULATION MER EVM MEASUREMENTS PRE BER amp POST BER VQ CONSTELLATION DIAGRAM Il FUNCTIONS A To Change the channels a in order of CHANNEL PLAN or b enter CH Nr directly or L Jto change the channel in order of CHANNEL PLAN the channel signal changed is measured regardless of analog and digital g 521 Huus D T 73 2 dB 64 9 b Enter CH Nr directly and then press when you finish typing and changed channel signal will be measured 108 GE Dun 118 711 880 68 7 5 72 1 i DUB C r one DuB C Digital BM 6 0M Line 12 51 21 Digit
14. 70 9 dBuv BAR GRAPH VIDEO SIGNAL LEVEL 2 HOW TO SET THE SIGNAL TONE A Measure the peak and signal tone can be set EI SI DD accordingly Riz eis T2 1 dBu B Press to turn the signal tone on or off E C The higher audible tone is closer the maximum Signal tone off level and lower audible tone more estrange from 9 the peak level 6 DATA LOGGER 1 HOW TO SET FILE NAME AND TIME PATA LOGGER 09 90 2009 op op 1 i FILE NAME is limited to maximum 15 characters ii Use for shifting Capital small letter iii Use for blank iv Use for deletion v Setup TIME dd mm 20yy hh mm Testi START LOGGER SETUP LOGGER LIMIT TIME 30 TELEMANN 2 START DATA LOGGER A Measurements will be saved as below D Press to execute the operation 2 After finishing saving you can review the saved measurements like this Press to back to the FILE DIRECTORY for overview Select data file 13 uH Test1 L06 arrglH Lu 1 tbcazo CHF Constel 1 CAP B The warning message will appear as follows E LEVEL CH HER Loager Data not found eech There s No signal TIME 18 15 2818 14 46 Make File Lack of storage capacity SCAS SPace rou SETUP LOGGER LIMIT Press Ru then Stop Logger Process is shown
15. C Run time with full charge over 8 hours average 5 hours 2 MAIN ADAPTER A Input AC 110 220V 60Hz B Output DC 12V 1500mA C Adapter can be offered according to each country s conditions 3 AUTO TIMEOUT A Power turns off automatically when the battery of the unit is low in order to conserve the battery life B The timer setting is programmable to 5min 10min 30min NONE 10 OPERATING CIRCUMSTANCES 1 USEABLE TEMPERATURE 5 C 50 C 2 HUMIDITY 280 and below 11 MECHANICAL FEATURES 1 DIMENSION 218mm W X 105mm H X 58mm D 2 WEIGHT 920g including batteries 3 GRAPHIC LCD DISPLAY with backlight 128 X 64 dot matrix 4 CASING STRUCTURE shock proof plastic ABS 12 STANDARD ACCESSORIES m USER MANUAL m CARRYING BAG with SHOULDER STRAP i poly RECHARGEABLE BATTERY inside the unit m DC ADAPTER m F CONNECTOR 1ea m USB to DIN 6PIN CABLE It transmits data to computer or printer 13 OPTIONAL ACCESSORIES m COAXIAL CABLE 76 TELEMANN m In vehicle charging cable UPSTREAM SIGNAL GENERATOR Circuit method individual or simultaneous Frequency 20 30 40 50MHz Acarriers Output level control 72 120dBuV Level display accuracy 2dB Frequency accuracy x100ppm Impedance 750 Spurious below 50dB over 50MHz 77 Digital TV signal analyzer 1750 2 WARRANTY INFORMATION Telemann Corporation hereafter called TELEMANN
16. C N amp MER BER mode 42 TELEMANN D Frequency 621 000MHz Digital B W 6 0MHz AUTO LOCK PROCESS 621 688 GHz SYMBOL LOCK signal search completed SYMBOL LOCK GAMNZ56 S 261Mses Modulation QAM256 Found Walid CH Annex ANNEX B Symbol rate 5 361Msps Found Valid CH Type check valid signals C Digital B W Modulation Annex Symbol rate are searched D ANNEX A ANNEX B amp ANNEX C are standards for cable modems which were recommended by ITU T in 1998 E In case of analog signal only type of signal can be found 2 SEARCH PROCESS SEARCH CHANNEL TYPE AUTO LOCK PROCESS 621 608 Searching the valid carrier SEARCH CHHHHEL TYPE Identity if the signal is analog or digital SEARCH MODULATION AUTO LOCK PROCESS For digital signal 621 888 B M Wi SEARCH MODULATIOH After displaying Digital B W first search next step AUTO LOCK PROCESS For analog signal e After displaying ANALOG TV SIGNAL finish auto search AUTO LOCK PROCESS For no active signal Beleeger SIGMAL After displaying UNKNOWN SIGNAL finish auto search 43 Digital TV signal analyzer 1750 FIND DIGITAL SIGNAL AUTO LOCK PROCESS b2 1 88 B M BBS FIHD DIGITAL SIGHAL BAMNZ56 ab 1 MSPs Search digital signal Based on the modulation and symbol rate range digital signal is measured SYMBOL LOCK AUTO LOCK PRO
17. D How to finish UPLOAD menus D Click on Transfer gt Text Capture gt Stop Help Receive File s The file is a normal text file which you can view Send File s or edit by using any text editor such as Notepad ELLE 2 Text File Receive Pause Capture to Printer Je 6 SELECT DOWNLOAD MODE A Update files such as channel plan in PC and download it to the analyzer eum 7 vV 63 Digital TV signal analyzer 1750 B How to download channel plan from PC to analyzer D Press SUB FUNCTION mode and 5m The screen will change like the picture TO HOST FC UPLOAD LOGGER DATA UPLOAD OPTION DATA 9 Use 07 for selection and then press UPLOAD CHANNEL PLAN DOWNLOAD CHANNEL PLAN DOWNLOAD CHANNEL PLAN will change like the screen by pressing C In the HYPER TERMINAL of window Help CD Click on Transfer gt Text File Receive Receive File s Send File s Text Capture Text File Receive Open your desired channel plan s RECEIVE ALE SELECT Lookin CQ DATA FOR 1750 Bf upload_datalogger_jan13th201 1 txt 2 E upload_option_jan13th201 1 txt E upload_changgdf n_jan13th2011 txt Histor 3 Navigate to the file RECEIVE FILE SELEt Lookin DATA FOR Sf upload_datalogger_jan13th2011 txt and press Open 2 B upload option jan 13th201 1 txt upload_
18. D To Stop gt Stor Logger Process To Cancel IMPORTANT For example if there s the same filename in data logger the following message will appear on the screen as below If user wants to overwrite the file press STH Luc r In this case the saved one will be deleted at all SETUP LOGGER LIMIT If not press other button 31 Digital TV signal analyzer 1750 3 SETUP LOGGER LIMIT A Configuration amp settings DESCRIPTION SPECIFICATION RANGE Setup the measurement levels for valid 40 120dBiV SSES Analog and Digital channel NONE ANA CH LEVEL MIN Setup the minimum of acceptable measurement level for Analog channel ANA CH LEVEL MAX Setup the maximum of acceptable measurement level for Analog channel 50 120dB ni NONE DIG CH POWER MIN Setup the minimum of acceptable measurement level for Digital channel DIG CH POWER MAX Setup the maximum of acceptable measurement level for Digital channel Setup the difference of acceptable range 630 from total channel levels NONE ADJ CH LEVEL DIE Setup the difference of acceptable range from Adjacent channel levels Setup the minimum of acceptable range d M ES for V A offsets NONE Setup the maximum of acceptable range for V A offsets Setup the C N measurement of acceptable 30 60dB SE levels for Analog channel NONE Setup for the MER measurements of 10 40dB SS EE acceptable levels for Digital channel
19. DGT2 MOD VSB ANX B A SYM 5 057 5 361 5 To set up SCAN SKIP TILT range A To select unselect in one channel CD Move the cursor on the SCAN SKIP TILT column ture SCAN TILT 0 D D 2 Press to select or unselect n IG B To select unselect channels CD Move the cursor on the SCAN SKIP TILT column tune SCAN SEIP TILT 2 Press to select or unselect all channels at a time 50 TELEMANN Sub functions enable to easily utilize measured data and support PRINT SCREEN SCREEN CAPTURE FILE DIRECTORY REFERENCE LEVEL CONNECT TO PC MEASUREMENT UNIT CONNECT TO PC amp EE PRESS 1 LEVEL MEASUREMENT eal EH FILE DIRECTORY E e re e rm e e rm e re re e re re e re re e e e e e e e zs e e zs a SPECTRUM MEASUREMENT REFERENCE LEVEL l jkl spectrum mode lt MEASUREMENT UNIT spectrum mode 51 Digital TV signal analyzer 1750 1 COMMON OPERATIONS 1 Execute SUB FUNCTIONS A From the level measurement modes D Press RR Sub function icon will appear each level measurement as below 3 Press function buttons 1 6 128 T71 8BBmu 128 EI Dun gt HI 2 HI 25 HMPSB S 361Mses MER 34 1dB EUM 1 15 BER 1 5 Fo 1 B8E 3 C N amp MER BER HD 236 DUB C Digital Bel GN Batt CU an CHANNEL LEVEL digital 128 1 8 0 2 gt
20. operating system Phone number Connect using COMB iv COM port properties window will open COMS Properties Bits per second Port Settings Data bits Bits per second Parity Stop bits Data bits Parity Flow control Stop bits 56 Description Baud rate Data Bit Stop Bit Parity Bit Flow Control TELEMANN Specification amp range Baud values available are 9600 19200 38400 and etc default 19200 gt The baud or bit rate establishes the speed of communications between the analyzer and another device Data bits available are 7 and 8 default 8 Stop bits available are 1 and 2 default 1 Parity bits available are NONE ZERO ODD and EVEN default NONE Flow control available are H W None default NONE In Hyper terminal click on File gt Properties gt Setting gt Emulation Select ANSI then OK 2 SUB FUNCTIONS 1 COMMON OPERATION A Before printing please check the followings step i Connect your computer with printer step ii Connect the analyzer to your computer using USB cable step iii Install the software Hyper terminal to your computer step iv Adjust the communication parameters of your computer or printer to those of Hyper terminal 2 PRINT SCREEN 7 4 User can print measurement screen B Before printing the screen check the connection to a computer
21. signal C V A measurements ratio video carrier level to audio carrier level will be shown as ACB D MEASUREMENT SIGNAL CH 07 of the analog broadcast HT 175 290 0 2 FREQUENCY BAND 175 250MHz dE THY 38 VIDEO SIGNAL LEVEL left bar ag 28 5 dB 70 9dBiV AUDIO SIGNAL LEVEL right bar 50 1dB V A RADIO A20 8dB 2 CHANNEL LEVEL MEASUREMENT FOR DIGITAL SIGNAL A Measure DIGITAL AVERAGE POWER MODULATION BROADCAST STANDARDS B W and BAR GRAPH of digital signal B DIGITAL AVERAGE POWER is the measurement of the level that video amp audio signal is compressed It is shown as value and bar graph C The band width B W is wide frequency range of the digital signal D Search for the components such as BOARDCAST STANDARDS MODULATION B W etc is based on CHANNEL PLAN If the components configuration is not valid they are not measured regarding as unknown signal i Use SCAN Regardless of 1750 configuration search received information only and show if the current parameters are valid or not li Modify CHANNEL PLAN In case parameters set are different from actual signal user can modify at CHANNEL PLAN 24 TELEMANN MEASUERMENT SIGNAL CH 90 of the digital broadcast 9H 621 000 T 2 FREQUENCY BAND 621 000MHz B 73 1 25 DIGIAL AVERAGE POWER bar HR Zap DUuB C Digital Bel 5 8 73 1dBiV Line 18 5 ag MODULATION QAM256
22. the inner circuit may be damaged 5 Use a car cigarette adapter with 1 0A fuse The inner circuit may be damaged 6 When you use a car cigarette adapter get the car started before charging the batteries Otherwise the batteries may not be fully recharged or the car may be discharged 5 MAINTENANCE 1 Unplug the unit from the wall outlet before cleaning Don t use liquid wax and aerosol Cleaner Use a dry cloth 2 Use a dry cloth in cleaning contacting parts Don t use a wet cloth Digital TV signal analyzer 1750 The descriptions for each part and its function of model 1750 enable users to understand and operate the unit well 1 FRONT VIEW lt lt F JJ connector amp F male base connector TELEMANN 1750 QAM Name plate Digital TV Signal Analyzer LCD 128 x 64 dot matrix with backlight KEYPAD Ge Ez ES Co 9v gt Status Indicator Status Indicator Battery Charge Remote mode gt RED Progress O Digtal Video System 0 gt RED Preparation gt GREEN Finished P FLASH Progress TELEMANN 2 BACK VIEW C TeLemann AE ridi C PRODUCT LABEL Telemann corporation http www telemannco com MADE IN KOREA A TELEMANN logo B Model 1750 QAM C S N serial No HHHHH D Manufacturer Telemann Corporation E Website www telemannco com F Origin MADE IN KOREA G CE Conformite Europeenne Mark
23. 4 Input sensitivity 5bOodBmV 10dBpV 2 LEVEL MEASUREMENT 1 ANALOG CHANNEL A Video carrier level amp audio carrier level measurement B Ratio of video to audio carrier levels V A C Video sync D C N Carrier to Noise ratio measurement a Ratio between carrier level and the channel s noise level b When video carrier level is over 50dB C N be measured E CTB CSO measurement a CTB Ratio of the peak level of the video carrier to that of the distortion products of third order beat b CSO Ratio of the peak level of the video carrier to that of the distortion products of second order beat c CSO offset values 2 50MHz 2 50MHz 2 DIGITAL CHANNEL A Power measurement in the channel bandwidth by integration method QAM VSB COFDM QPSK signals B Digital Signal Level Measurement a Modulation type QAM 1024 256 128 64 32 16 VSB QPSK COFDM b Annex type A B C c Range of symbol rate 0 100 40 000Msps d Range of pilot signal x20MHz only VSB 72 TELEMANN e Bandwidth 1 25MHz selectable 6 7 8MHz automatic setting according to channel plan f MER Pre BER Post BER I Q Constellation EVM etc 3 LEVEL MEASUREMENT A Range 10dBuV 50dBmV 120dBuV 60dBmV B Maximum Input Level 120dBuV 60dBmvV C DC 60Hz 100V DC or RMS D IF Bandwidth 3MHz 1MHz 280KHz 150KHz E Accuracy 1 5dB 95 50 C Resolution 0 1dB G Unit dBuV dBmV dBm Input Impe
24. C DVB T DVB H ATSC DOCS2 DOCS3 uDOCS2 DIGITAL 6 TYPE uDOCS3 NONE MODULATION Modulation type is selectable EN Ge um 2 Annex type is selectable ANNEX TYPE Reeg USA Korea B C Annex C 7 8MH2Z Japan BANDWIDTH To set up Bandwidth AUTO 1 25 5MHz SYMBOL RATE Symbol rate is selectable AUTO 0 1 25 0Msps FREQ OFFSET Center frequency offset 0 1 25 0MHz MER LIMIT To set up Minimum MER NONE 1 0 39 0dB BER LIMIT To set up Minimum BER NONE 0 1E 2 9 9E 9 SPECTRUM User should adjust Spectrum inversion NORMAL default INVERSE 3 COMMON OPERATIONS 1 EDITOR MODE i Access to the CHANNEL PLAN by pressing ii Access to the CHANNEL CONFIG by pressing iii After finishing modification press CHANNEL CONFIG is completed for saving and the CHANNEL PLAN or iv To make CHANNEL PLAN editable be sure to set Yes in the CHANNEL EDIT menu of SYSTEM CONFIG 2 The following buttons are used to edit i 07 Move to upward or downward li lt Jor Move to left or right iii 7 su Change the value n lt 48 TELEMANN IV Change to input mode or finish input mode V Shift between English uppercase and lowercase or Select all or unselect all in Scan Skip Tilt setup vi Press numeric buttons 0 9 and Alphabet buttons 7 to enter letters vii Press repeatedly to make the cursor b
25. CESS DANZSE A C 951 5 UWedate Your CH List 7 Ho More Digital Accordance of valid signal After displaying Found Valid CH Type finish auto search Discordance of valid signal After displaying Update Your CH List the configuration of Channel plan is automatically changed to actual measurement 44 TELEMANN Frequencies are assigned to CHANNEL PLAN based on area purpose conditions such as Channel number frequency signal type modulation type annex type symbol rate etc LEVEL MEASUREMENT mum 5 FRE TYPE Hop nmm GAM 613 250 621 868 DT GAM B2 7 468 BGT QAH 1 CHANNEL PLAN SPECTRUM MEASUREMENT ETA DREON CTT GN OFFSET 2 8 UPSTREAM DN AUDIO FREG OFS 4 588 BAMD WIDTH 4 20 CSO FFSET1 uU CH HARROW HOISE FREH CSO OFFSET HCH Bach WIDE UPSTREAM CSO OFFSETS BTS CSO FFSET4 1 25 1 EAHD WICTH AUTO 1 BER LIMIT HOHE DIGITAL 1 MMSN 1 SYMBOL RATE 3 3614 1 SPECTRUM 1 MODULATION QAMZ256 1 FREB OFFSET DDR DIGITAL 2 TYPE DUBE C 1 ANHE TYPE 1 LIMIT 2 MODULATIOHW GAME4 45 Digital TV signal analyzer 1750 1 CHANNEL PLAN 1 FEATURES A 8 channel plans are already stored in the meter and user can modify according to local situation EIA HRC CCIR CHINA AUSTRAL UK OIRT ST2L B One channel plan can store 260 channels
26. Digital TV signal analyzer 1750 USER MANUAL TELEMANN Copyright 2011 Telemann No part of this document may be copied or replaced without the written consent of Telemann Corporation Any content in this document is subject to change without notice TELEMANN Table of CHAPTERO1 GETTING STARTED 1 FEATURES 1 1750 enables user to measure the followings 2 Portable digital TV signal analyzer 3 The contents of this manual will describe the care and operation of 1750 2 SAFETY INSTRUCTIONS 1 GENERAL 2 CIRCUMSTANCES 3 INSTALLATION 4 BATTERY CHARGE 5 MAINTENANCE 3 UNIT OVERVIEW 1 FRONT VIEW 10 2 BACK VIEW 11 3 BOTTOM VIEW 11 4 KEYPAD EACH BUTTON S NAME AND FUNCTION 12 4 PREPARATION amp INSTALLATION CO OO OO 1 INSTALLATIONS 14 2 CHARGING BATTERY 16 3 CABLE SPECIFICATIONS 17 CHAPTERO2 SPECIFICATIONS 1 SIGNAL LEVEL MEASUREMENTS 1 C N amp MER BER 23 2 CHANNEL LEVEL 24 3 CONSTELLATION 26 4 CTB CSO 28 5 ANTENNA FOCUS 29 6 DATA LOGGER 30 Digital TV signal analyzer 1750 2 SPECTRUM MEASUREMENTS 1 CHANNEL SWEEP 2 FREQUENCY SPECTRUM 3 TILT SWEEP 4 REVERSE NOISE 5 UPSTREAM SIGNAL GENERATOR OPTION 3 SCAN AUTO SEARCH 1 FEATURES 2 SCAN MODE 4 CHANNEL PLAN 1 CHANNEL PLAN 2 CHANNEL CONFIG 3 COMMON OPERATIONS 5 SUB FUNCTIONS 1 COMMON OPERATIONS 2 SUB FUNCTIONS 6 SYSTEM CONFIGURATION 1 LANGUAGE 2 CAB
27. IGNAL FOUND B And based on this C N can be measured 5 CONSTELLATION A User can zoon in out the CONSTELLATION DIAGRAM B Constellation is selectable among x1 default x2 x3 x5 Rok M OW AS 3 A A RA oa Kee dcha ed dh D dbhA aha A wg ah he o P3 EA dox ENLARGED REDUCED 6 CHANNEL EDIT A User can edit the CHANNER PLAN by changing to Yes B If selecting No default user is disable to edit 7 LCD CONTRAST A LCD contrast level is adjustable B Contrast value is available within 1 15 steps Default 9 69 Digital TV signal analyzer 1750 8 COMPANY amp USER NAME A User can input COMPANY NAME amp USER NAME B Maximum 20 characters can be entered i Press to change to input mode Enter company amp user by using number 0 9 and alphabet a z Press al to shift between uppercase lowercase Press repeatedly to delete letters v Press to insert a space vi Press after finish and press to save 70 TELEMANN 1750 QAM Digital TV Signal Analyzer 166 f 651 000 fa THES GAMNZ56 5 361 Digital TV signal analyzer 1750 APPENDIX 1 Specifications 2 Warranty information 3 Warranty card Digital TV signal analyzer 1750 1 SPECIFICATIONS 1 FREQUENCY 1 Tuning range 5 0 1000MHz 2 Accuracy x10ppm 3 Tuning resolution 10KHz
28. LE LOSS 3 AUTO TIMEOUT 4 VIDEO SYNC 5 CONSTELLATION 6 7 8 6 CHANNEL EDIT 7 LCD CONTRAST 8 COMPANY amp USER NAME CHAPTERO3 APPENDIX 34 35 37 38 38 42 42 46 47 48 52 57 68 68 68 69 69 69 69 70 1 SPECIFICATIONS 2 WARRANTY INFORMATION 3 WARRANTY CARD TELEMANN 1750 QAM Digital TV Signal Analyzer 166 D 2 BEE EE UnMOSG 5 361 Digital TV signal analyzer 1750 GETTING STARTED 1 FEATURES 2 SAFETY INSTRUCTIONS 3 UINT OVERVIEW 4 INSTALLATION 5 CHARGIN BATTERY 6 CABLE SPECIFICATIONS Digital TV signal analyzer 1750 The full featured signal analyzer with a complete spectrum analyzers Channel sweep Frequency spectrum Tilt sweep Reverse noise which perform the level measurement C N measurement CTB CSO measurement average power measurement for digital channels scan measurement files saving reviewing deleting printing connecting to a computer or printer and etc with accuracy and easiness Accordingly these models are the optimum units for the installation and maintenance of analog digital TV signal reception and distribution systems which include any optional frequency MATV Master Antenna Television CATV Cable Television and MMDS Multi channel Multi point Distribution Systems working a frequency range of 5MHz to 1000MHz 1GHz 1 1750 enables user to measure the followings 1 ANALOG CHANNELS A
29. NONE When you enter the number 0 it is set NONE B To modify the settings D By pressing the black cursor is shown 2 By using the left right the parameters value of the data logger limit is changed Press and then the adjusted value is saved LOGGER REF LEUEL AHA LEUEL AHA LEVEL DIG CH POWER 32 TELEMANN Spectrum measurement consists of CHANNEL SWEEP FREQUENCY SPECTRUM TILT SWEEP RESERVE NOISE and UPSTREAM SIGNAL GENERATION option SPECTRUM SPECTRUM MODE MENUS uu umm uu umm dese COMMON OPERATION Features UE ie Tilt sweep Reverse noise Cursor Span Resolution Span X Detector Max hold X x Level measurement D Level Unit Press 8 Jor 0 to for adjusting the reference level manually 5 120dBuV with the unit of 5dB 10dB per division Press to adjust the level unit per division 33 Digital TV signal analyzer 1750 1 CHANNEL SWEEP mm TE 1 FEATURES A It shows status of both video amp audio levels of all active channels in one screen B To measure the parameters of the analog channels Video Audio signal level D Span 38 channels per range Cursor CH Nr 07 of the analog 3 Video signal level 67 2dBuV Audio signal level 54 8dBuV Reference level range 30 80dBiV Level unit
30. The maximum value of the signal is measured and fixed Then the screen below is shown SPAN 5H CF 211 250 P HAn Press Max hold ON OFF hn V 4 It is shown on the top right of the screen as rn CF 211 250 A MAX or P MAX A MAX Average Max hold P MAX Peak Max hold 3 TILT SWEEP 1 FEATURES A User must set the desired channel in CHANNEL PLAN FIRST B The cursor will be measured in ON state C Tilt spectrum analyzer will arrange the lowest frequency at the left of screen and the highest one at the right of screen automatically D The level difference between both frequencies called as TILT SLOPE E For example the tilt slope on the following screen is 18 1dB Tig 18 1 1 90 53 1 L lowest channel amp level CH 5 of the Analog 71 2dBiV H highest channel amp level CH 1330 of the Digital 53 1dBiV JUR LUCULLUS 3 Tilt slope 18 1 dBiV Cursor 133D of the Digital 53 5dBiV 37 Digital TV signal analyzer 1750 2 CHANNEL PLAN CD Press on MEASUREMENT or SPECTRUM SCREEN not menu screen 2 Press for moving like the picture Press or to select TILT Hn IG SCAN SKIP TILT 4 Press for saving Changed items are saved in CHANNEL PLAN automatically 4 REVERSE NOISE A User measure noise which is transmitted from the headend B The Frequency range
31. Video Audio carrier levels measurement B Video sync C C N Carrier to Noise ratio measurement D CTB CSO measurement 2 DIGITAL CHANNELS A Digital average power measurements QAM VSB COFDM QPSK signals MER Pre BER Post BER EVM WO constellation diagram measurements 3 LINE AC DC VOLTAGES amp BATTERY VOLTAGES MEASUREMENT 4 ANTENNA FOCUS with beep sound 5 CHANNEL PLAN include 8CH PLAN TELEMANN 2 Portable digital TV signal analyzer 1 Model 175Oseries are very comfortable and safe as they be carried in bag with a carrier belt and can be used only opening the bag 2 The weight of 1750 is less than 1kg including Li poly rechargeable battery packs 3 Its 128 X 64 dot matrix LCD screen shows measurement data clearly through both graphical and numerical form 3 The contents of this manual will describe the care and operation of 1750 Digital TV signal analyzer 1750 The following contents are for the prevention of user s damage and property loss Read them thoroughly and use the unit rightly This symbol is intended to alert users of possible dangers in operating this unit 1 GENERAL 1 Please take a moment to review these safety precautions 2 They are provided for your protection and prevent damage to the power supply 4 5 Observe the ranges of power supply and measurements specified in the users manual 3 This safety information applied to all operator and servic
32. YSTEM CONFIG in LEVEL MEASUREMENT screen and SPECTRUM MEASUREMENT screen is the same one 67 Digital TV signal analyzer 1750 1 LANGUAGE A Language is selectable among ENGLISH default KOREAN CHINESE or etc B This function can be changed without notice 2 CABLE LOSS A CABLE LOSS is to automatically compensate the loss caused by coaxial cable impedance loss from capacitance amp inductance loss from converted impedance in the input terminal Loss compensation function s principle is as follows B A Compensation L Log Fx Fa A Log Fb Fa The compensation value is automatically calculated depending on the measuring frequency as above Fa Frequency at 150MHz Fb Frequency at 850MHz gt Compensation value for 150MHz B Compensation value for 850MHz gt Fx Measuring frequency Compensation value is available within O default 25 5dB 3 AUTO TIMEOUT A AUTO TIME OUT feature turns off the unit automatically to prevent battery from discharging when it has remained inactive for a certain period of time B The AUTO TIME OUT period 5min default 10min 30min None continuous 68 TELEMANN 4 VIDEO SYNC A In case of analog video signal generates sync signal at the same time to indicate if there is available video signal BUT 175 250 9 175 250 712 712 OD ag ap 41 4 JE 3n VIDEO SIGANL AVAILABLE NO VIDEO S
33. al TV signal analyzer 1750 B How to change the frequency D Press there will be a cursor on the frequency Use the number buttons to enter the frequency 3 Press again 4 Signal type will follow the previous channel of the signal type 94 gt 28 28 GL Du 68 7 29 HR Zap DUE C Digital Bel pati Line 12 5 0 ap Frequency is measured CH Nr is not displayed C To change the level measurement unit The measurement unit is changed to default gt dBmV dBm in turn D Press 9 2 Press repeatedly until desired unit is selected T The value of level is automatically changed to match the measurement unit 166 651 888mz 188 oH HI 25 28 F b lt gt nnM256 DVB C Digital amp M d 12 7 70 HD A2 DUB C Digital Bel E M d Line 12 2 an Line 651 BBBz 1HB8 651 BBBm 18 8 59 lt gt 0 256 DUB C Digital Berl Line 12 5 30 22 TELEMANN 1 C N amp MER BER 1 C N MEASUREMENT FOR ANALOG SIGNAL A Measure VIDEO amp AUDIO SIGNAL LEVEL VIDEO SYNC and C N of analog signal B VIDEO SYNC is limited to the analog broadcast transmission only and VIDEO SYNC FOUND is displayed C C N ratio can be measured when video level is over 50dB D MEASUREMENT SIGNAL HT 1 75 258 CH 07 of the analog broadcast liri 2 FREQUENCY BAND 175 250 2
34. amis COD ie ere I CABLE LESS 5 BE TECTUR se S1GHAL dea UI Limi rengt SrECTHUM LEFEL DIUISTEN STSIEM EIT THEE eu ID SIEHE Caas ICT HA 1 TL TLZH BRITS Ur T3 LLUHT SOUR LOR TS I TLIN LOGGER REFERENCE LEVEL ANALOGLEVEL HIN ANALOGLEVEL DIGITAL POWER HIN DIGITAL POWER TOTAL LEVEL DIFFERENCE ADJACENT CH DIFFERENCE U A LEVEL OFFSET UZA LEVEL OFFSET GREF TDHN TDHX TTDF TADJ TURN TURX Descerigtian Logger measurement limit ARLA CHH LOSS BTUSHHE DEHE LOLS BENZ 1 4 Met AE Hi d ea 1u 2 BALE niet nin C edleugl ert i s 0 2728 None 8 None 8 None 8 None 8 None B None 8 None 8 None B None amp amp amp amp 65 Digital TV signal analyzer 1750 OF FILE 3 TX Completed uploaded files iii Channel plan TU DSRHHEL mex rnasnel plan amp 1480H oF rach plan please ascemding sort with EH frequency 8 do net use the key To modify the Channel plan PLAH COKFIGURATION FLEF Bescription PLAH PLAH Elf max d c
35. channelplan_jan13th201 1 txt you want select it History Desktop My document My computer Fil load_datal jan13th2011 My network ile name upload datalogger jan iut v Open Files of type Text File TXT v D The downloading is completed TU PL HH PROJECT FILE 2 64 7 Editing channel plan s TELEMANN A You can view or edit the uploaded channel plan s and the uploaded measurement data by using any text editor such as Notepad B Examples for uploaded files i Data logger H DEL 1758 BATA REPORT FILE Test LOL TELE Ob ru FLAN BATE DEER AHELA 10 15 2010 418248 FAGCTURY DEFRIULT DRERH Uploaded file i CC LOGELE ALASUELALAT LUGLELH LEVEL I AHL LEVEL DER AHALOG LEUEL 2 TB BIGITAL T3 TB DIGITAL LEUEL MAK TOTAL LEVEL DIFFEREMCEGTE Tu Logger measur mam VDO LEU LE oH aA Ah 3 Af Ak H 74 9 Hz 2bn GIE 133 750 53 hw nformation K ement limit LL RUD LAHN MUH es As Gs Hp Hp hh 1 DR DU fe FF Te Ia FAH FAH EL3UL 1 Uploaded Logger measurement data EHD OF 121 Completed uploaded logger files li Option files ESTEA BFIIEN
36. dance 759 4 ANTENNA FOCUS A Dual Measurement Mode Two channels can be measured B Beep sound 5 DATA LOGGER A Memory capacity of Storable Approx 8Mbyte B Changeable according to data volume C Extension file name LOG D Setup data logger NAME TIME FILE NAME LOGGER LIMIT E PC connection Upload data logger 3 SPECTRUM ANALYZER 1 MEASUREMENT MODE A Channel sweep B Frequency spectrum C Tilt sweep D Reverse noise E Upstream generator option 2 SPECTRUM MEASUREMENT A Frequency range 5 1000MHz B Level measurement range 10dBuV 50dBmV 120dBuV 60dBmV Reference level division 5 10dB unit setting available 73 Digital TV signal analyzer 1750 3 SPAN A Channel or frequency can be displayed at one screen B Span for CHANNEL SWEEP 18 38 58 110CH C Span amp resolution for FREQUENCY SPECTRUM REVERSE NOISE SPAN RESOLUTION 5 MHz 50 KHz 10 MHz 100 KHz 20 MHz 200 KHz 50 MHz 250 KHz 100 MHz 500 KHz 200 MHz 1000 KHz FULL 2150 KHz 4 Functions for FREQUENCY SPECTRUM A Detection Method PEAK AVER selectable B Max hold ON OFF 4 TILT SWEEP 1 INDICATION Bar graph A Tilt Slope B Video signal level Audio signal level C Digital average power 2 Range 5 1000MHz 3 Auto arrangement depending on frequencies 5 SCAN 1 Active level scan MATV amp CATV band 2 Blind scan 3 Level Indication A Analog chann
37. e personnel After being fully aware of users manual operate and install the unit 6 The unit and accessories should be installed operated and maintained only authorized personnel 7 Faulty installation or service may result in an accident and make invalid warranty 8 Don t disassemble repair and remodel the unit as you pleases When repair is needed make contact with a service center Telephone 82 32 678 8566 E mail sales telemannco com 2 CIRCUMSTANCES 1 Use the unit in the temperature range from 5 to 50 C 2 Keep the maximum humidity of unit under 80 3 INSTALLATION 1 Don t connect any cables which are not offered by manufacturer It may cause fatal damage to the unit TELEMANN 2 Only use the chargeable batteries adapter and USB cable provided by Telemann Using unauthorized accessories could avoid warranty 3 Keep in mind that the input level of F JJ connector is 100 VAC rms 50 60MHz 4 BATTERY CHARGE 1 Don t supply the power to the unit without setting two packs of rechargeable batteries It may give a serious damage to inner circuit 2 Recharge the batteries after being discharged completely not to shorten their life span 3 Before using adapter check whether its power is united to the main power Or the inner circuit may be damaged 4 Use a car cigarette adapter with 13 8V In case of a large sized car or freight car however use the adapter with 24V Or
38. el Video carrier level Audio carrier level C N Pass Fail B Digital channel Digital average power MER Pass Fail 74 TELEMANN 4 Set a search range according to modulation type QAM QPSK etc 5 The unit compares a signal and modifies it properly based on a real signal and information of channel list 6 CHANNEL PLAN 1 Basic 8CH Plans are stored but changeable EIA CCIR CHINA JAPAN AUSTRAL UK OIRT ST2L 2 Each CH Plan can store Max 160channels 3 All data are available to upload or download and changeable by a computer 7 SUB FUNCTIONS 1 The measurement data PRINT Direct acting 2 The measurement data CAPTURE filename CAP Approx 63block 3 FILE DIRECTORY The measurement data saved in the selected file can be PRINT REVIEW DELETE 4 CONNECT TO HOST PC Upload or Download with Hyper terminal program A Upload logger data Measurement Files B Upload option data System configuration C Upload channel plan CH PLAN D Download channel plan CH PLAN 8 LINE AC DC amp BATTERY VOLTAGE MEASUREMENT 1 LINE AC DC VOLTAGE MEASUREMENT A Range x10 110V B Resolution 1 1digit C Indication AC DC max 4 digit figure 2 BATTERY VOLTAGE MEASUREMENT RANGE 6V 8V 9 POWER SUPPLY 1 RECHARGEABLE BATTERY A Li Poly 7 4V 3800mA 75 Digital TV signal analyzer 1750 B Battery Indicator Graphic indication the screen
39. eturn to the file directory press 60 TELEMANN C How to delete a measurement file D Open the file directory as mentioned gt The warning message will appear as follows Use Soe II 07 to select the file to be SS deleted If you really want to delete this file press 3 al ICH Lt bCSo D How to delete all measurement files Open the FILE DIRECTORY as mentioned gt The warning message will 2 Press appear as follows Delete all file 7 If you really want to delete all files press gt Once all files are deleted with beep sound the empty FILE DIRECTORY will appear gt Press for cancel and the screen will return to SE the original FILE DIRECTORY 5 SELECT UPLOAD MODE A Upload to the PC such as logger data channel and system configure file channel plan which were saved in the analyzer UPLOAD LOGGER DATA ii UPLOAD OPTION DATA iii UPLOAD CHANNEL PLAN B In the HYPER TERMINAL window Transfer Help Receive Send Filets Test Capture Text File Receive D Click on Transfer Text Capture Capture to Printer 61 Digital TV signal analyzer 1750 A dialog box appears where TEXT CAPTURE you can enter a filename and Folder C and SERIE EEN an choose the folder where it will be saved LJ My document 44 Folder C Documents and SEED
40. harz WREN ARE Dodang dong max d chars DATE DATE 2418 10 18 T chars UPSTREAM BAHCE UPRN L mt Upstream Frequency range UPSTHEAM BANDWIDTH UPEI 2 0HHz Up tream bandwidth Channel plan s information DIGITA L CiEHFIGERATEODM toi SYSTEM ZXTHHIMARD BUE C DUR T DODXIS etr TYPE HOD grskR m Qnli amp T 2h OPZK USBHB A rtc ERCRVPTIOHJTEHC HPEL 2 2 HPEG 2 HPED h E ctc DIGITAL DIES home i nome 0 1 2 DIGITAL HRHDWIDIM DIZBH digital bandwidth auta gt m nee Rubg W 1 25Hsps PRE LENE Pele pre BLA Limit POST DIR LIMIT ent bi posk DEB limil DUNTEELBRTEDH TIHE CHE 180 1808 Digital configurations CHAHMEL 1151 CALS CHHU FEEGUEHIY F P SOAN TILI SEIF AUTU uu A zu au HRH nu n WS CH 55 r5 DH EH D fe Tiea trU 128 72 ee e e Gi Ge e Gi Si s oss cd om os oc oc om o ae se Se OIM IM IM Io I Ge ee GGG GG Gi e Digital configurations OF PLAH EUPL OF FILE EUFL DF TX Completed Channel plan s 66 TELEMANN You can set the parameters for LANGUAGE CABLE LOSS AUTO TIMEOUT VIDEO SYNC CHANNEL EDIT LCD CONTRAST COMPANY and USER CABLE 2156 LOSS 25580 AUTO TIMEOUT COMSTELLAT IOH CHAHHEL EDIT LCD CONTRAST SPECTRUM MEASUREMENT S
41. in a certain frequency and cause the beat interference on the TV display Composite Triple Beat CTB is a commonly encountered manifestation of coherent noise When it appears it normally signifies that somewhere between the signal source and the subscriber an amplifier is being overdriven The CTB impairment is caused by the cumulative effect of hundreds of third order intermodulation beat products Graininess or a similar texture effect characterizes this impairment over the entire picture which appears as a tearing in the horizontal lines of the screen Composite Second Order beats CSO are also resulted from nonlinear behavior in electronic components In cable systems the source is most frequently the laser drivers for optical fiber links and sometimes the optical fiber itself CSO is less frequently encountered in coaxial cable amplifiers due to the widespread use of what are called push pull amplifiers which usually relegates CSO to lesser significance than CTB 28 TELEMANN A CSO beat is a cluster of hundreds of second order single frequency intermodulation products Grainy texture or diagonal lines can be occurred over the entire picture Define and display the worst measurement value accompanied with the frequency offset as CSO value Namely the CSO value has minor value to the CSO If all transmitted channels have Carrier The CTB measurement is performed accordingly the video carrier at the same
42. is from 9 MHz to 65MHz C Example will be displayed like below 91 000 P HAH D Measurement reverse noise band 34 0MHz 2 Signal level 43 8 Detector PEAK CursorON amp Max hold state ON 5 UPSTREAM SIGNAL GENERATOR lt OPTION 1 FEATURES amp APPLICATIIONS A Upstream signal generator is an option B Testing and aligning CATV return band C Testing and adjusting Internet return band 38 TELEMANN Eh au 50 1824 2 SPECIFICATIONS A Circuit method Individual or Simultaneous B Output band 20 30 40 50MHz C Output impedance 750 F type connector D Output level range 72dBiV 12dBmV 102dBuwW 42dBmV E Frequency resolution 50KHz 3 BASIC SCREEN A The upstream signal generation on the screen B Example will be displayed like below en Eh D Output level 86 0 Output frequency 30 40MHz 4 HOW TO USE UPSTREAM SIGNAL GENERATOR A Press EEN or for selection 20 ED 40 50 39 Digital TV signal analyzer 1750 B How to use output level D Or ov for Adjusting output level per 2dBiV This is adjusted all bands ED an 50 ED an 50 En 30 40 50 ED 30 40 50 All off 40 TELEMANN Even when users don t know which channel frequency is being currently received they can simply get all information such as frequency digital B W modulation an
43. isting file will be deleted If not press C Storable files i Capture file CAP approx 63blocks Max 60 files li Data logger LOG Changeable depending on number of channels searched Max 1MB The maximum data storable is 8MB Select data file Cnliza cH Ctbcao CH Canstell CBHF allCH L 59 Digital TV signal analyzer 1750 4 FILE DIRECTORY A Measurement data are stored as files D In SUB FUNCTION mode press The FILE DIRECTORY including all measurement files is displayed as follows Select data file Select data file Select data file iS3CcH L t i FILE NAME User can change file names ii FILE EXTENSION ch LOG data logger measurement file CAP capture file FILE STORAGE CAPACITY changeable depending on data volume iv DATE amp TIME MM DD YYYY amp HH MM is shown B How to review the saved measurement files CD Press ov Or _ gt to select the file to be reviewed Press J the selected files will appear as follows Select data file Select data file di gCH LOG te sLi CAP E A est 1 CHF Capture file e H Logger file anag HI nm 128 EI Dun T 1 25 256 5 5 1 MER 34 1dB EWM 1115 BER 1 6E 8 Fo 1 B8E 3 m m I J I J 4 DEL Caro OC The file directory appears with the filenames date and time of all existing files In order to r
44. lank viii Press to leave a space and move to next Ix Press to save the modification and finish the editor 3 How to change CHANNEL PLAN If change Channel plan name the changed name is applied to both CHANNEL PLAN amp CHANNEL CONFIG EIA CD Move the cursor on the CHANNEL PLAN name regardless of CHANNEL PLAN or CHANNEL AREA KOREA AUDIO FREG OFS 4 588 CONFIG and press 2 Use to change the CHANNEL PLAN IG gt AUDIO FREG OFS 5 588 4 How to set up CHANNEL CONFIG A When in a digital group is changed the configuration is automatically changed to another configuration of a group which is already set in the CHANNEL CONFIG FREE HODURATE FREE DEE HODHURRTE 627 888 627 888 DaGT2 GAM 4 633 688 633 668 DET GAM HOGA 639 888 659 000 DGT2 GAM QAME4 USB a QAMZ56 645 008 EE d 645 858 GAM 51 00 DGT1 GAM Bo 1 668 DOTI GAM 256 BEFORE AFTER TYPE DGT3 DGT1 MOD VSB 256 SYM 5 381 5 361 49 Digital TV signal analyzer 1750 B If configuration MODULATE ANX SYM in digital channel is changed all channels in the same group will have new configuration automatically FREQ Br 633 088 639 088 645 668 631 668 HODURATE Ala 4 4 B E ZS 256 4 4 GAMZ56 GAMZ56 BEFORE AFTER TYPE
45. m ES 18T 25B8MHz Goy d 1 Carrier dBuu E MM 133 258 MHz CTB 67 5 5 66 8 1 25 SR 8 75 6T 3 Dep Brat 1 25 67 2 ANTENNA FOCUS CTB CSO analog B From the spectrum measurement modes D In each spectrum measurement press function buttons 1 6 directly The selected sub function mode will appear as below SPANSOH 4 1 55 9 P HR b5 7 H iggDh 72 3 70 FREQ SPECTRUM TILT SWEEP Ed an 5n 50 UPSTREAM GENERATOR OPTION 52 TELEMANN 2 SOFTWARE REQUIREMENTS A Software overview i You need both STMicroelectronics Virtual COM Port VCP Driver V1 1 and Hyper terminal software You can also download both drivers from VCP driver http telemannco com xe mid esoftware Hyper terminal software http Avww hilgraeve com B Installation instructions i Hyper terminal If you are using Windows 98 98SE ME 2000 XP you don t need to install Hyper terminal software Hyper terminal private edition installer CD Run the installer If you are using Windows Vista or 7 click Yes on the User Account Control prompt 3 Click next 4 Agree to the terms of the license agreement click next 5 Select the default location or specify a location click next Click Proceed to start the installation CO Click Finish ii STMicroelectronics Virtual COM Port at your computer INSTALL DRIVER VCPDri
46. nex and symbol rate using the scan function AUTO LOCK PROCESS 62 1 488 SYMBOL LOCK HMPSB 5 1 Found alid Ture DIGITAL CHANNEL AUTO LOCK FROCESS GAM A B START AUTO SEARCH SCAN RANGE AUTO LOCK PROCESS 175 2298 ANALOG TY SIGHRL ANALOG CHANNEL 41 Digital TV signal analyzer 1750 1 FEATURES 1 TYPE AUTO LOCK PROCESS User cannot set up TYPE because Modulation GAM ANHE A E VSB QAM OFDM and Annex is fixed by the manufacture RATE 5 to 7 5 START AUTO SEARCH 2 MODE Total 4 type of mode be selected based on modulation such as 256 128 64 32 16 4 i Press and use or oY for setting ii Press Jor for movement iii If setting is finished press for escape 3 RATE User can set the scan range of symbol rate from 5 0 to 9 0Msps which influences data transmission speed and error rate For a quick scan the narrow setup of symbol rate is recommended Press and use 8x Jor 07 for setting ii Press Jor for movement iii If setting is finished press for escape 4 START AUTO SEARCH After finishing setup scanning is available Press and then SCAN is automatically started 2 SCAN MODE 1 AUTO SEARCH A Search available signal information based on frequency B SCAN can be done after setup the search range in Channel Level and
47. or printer Press SUB FUNCTIONS mode and CONNECT TO PC amp PRESS KEY will appear as follows 57 Digital TV signal analyzer 1750 LEVEL MEASUREMENT MODE 128 771 88BmzT 120 771 88BmzT B HI 25 DE COHHECT TO PC S4 1dB EWM 1419 Too TI DER 1 8 8 Po 1 B8E 3 DER 1 8E S 1 B8E 3 SPECTRUM MEASUREMENT MODE 9 To print To cancel 3 SCREEN CAPTURE A User can capture and save the measurement screen Press SUB FUNCTIONS mode and Dec 2 SET FILE will appear as follows LEVEL MEASUREMENT MODE 120 TT1 888 mz 120 TT1 8B88 mz gaf gET FILE NAME BER 1 0 5 Po 1 8E 9 To save Enter the file name and press 1 The current measurement screen will be saved as a file with filename CAP extension To cancel 58 TELEMANN B How to set the filename i Maximum 15 characters can be entered as the filename ii Press for selecting English uppercase or lowercase ii To make a blank space press gt iv Move the cursor with Jor and edit desired characters v To delete a letter press repeatedly vi Press to complete a filename If a filename is the same as the existing one the following message will appear on the screen as below If user wants to overwrite the file press the ex
48. per division 10dB D Span 18channels per range Cursor CH Nr 98D of the digital 3 Digital average power 67 9dBuV Reference level range 30 80dBiV 5 Level unit per division 10dB 2 FUNCTIONS A How to enter the CH Nr cH B 2 Press numeric buttons appropriately for your desired CH Nr 9 And press for saving the value B How to use the CURSOR vertical line D Press 9j Cursor ON OFF It will appear at jaranan 4 Sen the middle of screen like the picture Pressing Jor to move it to the left or right Cursor only goes from the beginning to the end of the screen 34 TELEMANN C How to adjust the CHANNEL SPAN i The channel range shown at the screen is called as CHANNEL SPAN li The selected channel span is like the following table Example Channel Span CH 18 38 110 D Press or 9 and the span will be decreased or expanded lt I gt lt 2 At this time the reference channel will be changed according to the selected span 2 FREQUENCY SPECTRUM 1 FEATURES A On the basis of the channel frequency entered by user this mode shows its video carrier level and enlarge reduce the range B Information shown on the screen D Span 100MHz l Cursor 199 250MHz SPAN 199 250 64 6 3 Signal level 64 6dBuV Reference level range 30 80dBuV Level unit per division 10dB
49. position within the channel then the CTB beat will show up at the same frequency as the video carrier That s why the carrier of channel should be turn off 1 2bM 0 75M 0 75M 1 25M 2 HOW TO MEASURE CTB CSO VALUES B3 i18T 2580MHz MEASUREMENT SIGNAL Carrier 67 4 duu ee CH OO of the analog broadcast amp Press for CTB CS0 2 FREQUENCY BAND 187 250 2 3 VIDEO SIGNAL LEVEL 67 3 dBuV 18T 2580hHHz um CTB 67 3dB addas b F3 CSO 66 8dB CTB BT 3 CSO 66 9 1 259 bb S B r35 67 3 8 75 BT 1 22 bT 3 X n order to set offsets in connection with CSO measurement access to the CHANNEL PLAN al CHANNEL CONFIG 5 ANTENNA FOCUS 1 THE DUAL MEASUREMENT 5 A Two channels or frequency can be measured at the same time B Press the twice quickly the measurement position is changed from a to b or b to a C The following will appear on the screen 29 Digital TV signal analyzer 1750 MEASUREMENT SIGNAL ei G R 256 65 7 aguu CH 100 of the digital broadcast 650 000MHz H 175 258 MHz MODULATION QAM256 TH 3dBuU 3 DIGITAL AVERAGE POWER 65 7 dBi 4 BAR GRAPH DIGITAL AVERAGE POWER 1 MEASUREMENT SIGNAL ilaa 558 888 GQAMZ56 65 7 dEuu CH 07 of the analog broadcast 175 250MHz _ LLL 0 AT 175 258 BROADCAST STANDARDS TV U 14 8 99840 VIDEO SIGNAL LEVEL
50. ranty was purchased usually the same dealer from which the product was originally purchased 78 TELEMANN Warranty Card Thanks for taking the time to fill out your warranty card Please fill in the requested information below and your new product will be properly registered Warranty Card PRODUCT Digital TV signal analyzer MODEL NO 1750 QAM SERIAL NO DATE OF PURCHASE MM DD Y Y NAME BUYER ADDRESS DEALER PHONE NUMBER NAME ADDRESS PHONE NUMBER 79
51. rectory When you want to select the CHANNEL PLAN such as CHANNEL CONFIG 2 ALPHA NUMERIC ARROW BUTTONS These buttons perform their own functions as well as other functions Refer to DATA LOGGER SYSTEM CONFIG CHANNEL CONFIG etc When you want to select y z 9 BLANK or Deletion 3 POWER BUTTON When you want to turn power on or off 4 ENTER BUTTON It is used for various functions and depended on the measurement operations 5 LCD BACKLIGHT RESET BUTTON When you want to turn LCD backlight on or off When you want to initialize some parameters as below Digital TV signal analyzer 1750 1 INSTALLATIONS 1 CHECK OUT A PACKING STATUS Every unit should be passed quality test at manufacturer s factory before delivery 2 UNPACK A PACKING BOX If a packing box was damaged during transportation contact to the dealer or service center promptly In this case keep the damaged packing box as it was so that we can grasp the point of problem correctly We will try to solve it fast and correctly Check out if the following things are included in a packing box correctly CONNECTOR USB INTERFACE CABLE DC ADAPTER 05 5 MANUAL If anything is missed contact to the dealer or Telemann TELEMANN 3 INORDER TO CHARGE RECHARGE Connect the adapter to the unit in order to charge recharge the batteries Li poly rechargeable batteries DC 7 4V 3800mAH are put
52. ted into the back of the unit 4 AFTER CHARGING RECEIVE SIGNAL RECEPTION Connect F JJ connector to the unit Connect a coaxial cable to the F JJ connector 5 THE INITIAL DISPLAY Press the POWER BUTTON Then the following display will appear on the LCD screen for a while and will be changed to the display of signal level measurement mode soon It is called the initial display TU SIGHAL ANALYZER MODEL 17955 GHMC TELEMBHH USER HOME When this display appears on the screen pressing the POWER BUTTON continuously can stop the screen 6 CONNECT TO USB CABLE If data transfer to a computer or printer is necessary connect USB cable to a computer or printer as below Digital TV signal analyzer 1750 2 CHARGING BATTERY 1 All TELEMANNS units can interrupt improper power supply in order to protect their inner circuits from any possible damage Please turn the damaged unit to our A S as the fuse should be replaced In this case repairing cost is charged to buyer regardless of the warranty period 2 It is recommended to charge battery with power being turn off In case of emergency however with its function protecting any damage from overcharge charging battery during operation is possible In this case we TELEMANN are not responsible for any damage that may happen 3 After discharging completely it takes for more than 8 hours to fully recharge batteries
53. ver V1 1 Setup exe B celup Launcher Install Driver to PC according to your operating system STMicroelecironic Follow the setup instructions After setup driver will be installed if your operating system is Windows 2000 XP Server 2 3 Vista V5 0 An error message pops up sometimes like that In that case just ignore it and click Yes in order to install 53 Digital TV signal analyzer 1750 CONNECT USB CABLE BETWEEN THE METER AND PC INSTALL HARDWARE DRIVER The Found New Hardware popup will be shown i Found New Hardware STM Virtual COM Port Welcome to the Found New Hardware Wizard This wizard will help you install ie xolberare Ios STMicroelectronies Virtual COM Select specific location M eur hardware come with In Installation CD click next disk inseri id mme What d vou want the wizard to dor C Install the software automatically Flecommended Gut fall 4 li ke nall trom alist ot perili baaaie Click next io continue Handwana Update Wizard Please choose your search and installation options Search for He best driver in these locaton Use the check bors below to limitar expand the default search which include location Find the location where local paths and removable media The best driver found will be Installed 7 Search removable the dri
54. ver fi les are installed Include this location in the search Jl 2 click next C Wir software 1960 1750 Diver V hrer 3 Dont search will choose the diver to Install Chante thts option to uo devigi drivers Irori a list Windows dines oof quarantine fiat he diae you Chor will Bu bel mich for your harian Handwane Update Mis ampleting the Hardware Update Wizard The wizard has finished Installing the lt 7 STM Virtual Click Finish to dese the wizard 54 TELEMANN CHECKING FOR COM PORT Clipboard a Search d Manage My netv My computer Properties Map Network Drive Disconnect Network Driver e Create Shortcut ECVC Delete Click device manager Properties System Properties System Restore Automatic Remote General Computer Name Advanced Device Manager The Device Manager each all the hardware devices installed u on your computer Use Device Manager change the properties of the device Storage volume 4 Computer 3 Keyboards 9 Pors amp LPT Installed Virtual COM Port 27 Communicatons Port COM1 7 Communicatons Port COM2 In case you need to uninstall d Intel R Active Management Technology 50 driver right click and click 2 STMicroelectronics Virtual COM Port CO Processors uninstall Human Interface Devices

Digital TV signal analyzer 1750

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