UNAOHM AP 301 Скачать руководство пользователя

Страница: 47 / 53

AP301-FULL-HD_rev.09_UK

Figure 2:

Select RS232 port

A drop-down menu is shown in this window to allow PC port selection connected to the

instrument. After selection press

key to close window.

P.S.: Remote control software use requires that the instrument is RS232

configured as follows:

baud rate = 38400 bps

data bit = 8

parity = none

stop bit = 1

flux control = Xon / Xoff

Содержание AP 301

Страница 1: ...UNAOHM S r l Via G di Vittorio 49 20068 Peschiera Borromeo MI Italy Tel 39 02 36577787 Fax 39 02 51650195 Web www unaohm it E mail sales unaohm it ...

Страница 2: ...AM STORAGE 17 4 5 1 PR ENGAGED MENU 17 4 5 1 1 INSPECTION MODIFICATION OF STORED CHANNELS 18 4 6 MEASUREMENT 19 4 6 1 MEA ENGAGED MENU 19 4 6 2 MEASUREMENT BANDWIDTH SETTING 20 4 6 3 USE OF ATTENUATOR 20 4 6 4 SYNCH PULSE 21 4 6 5 DCP DIGITAL CHANNEL POWER 21 4 6 6 CARRIER NOISE RATIO MEASUREMENT 21 4 6 7 SATELLITE VIDEO POLARITY 21 4 6 8 FULL SCREEN TV PICTURE 21 4 6 9 TV ENGAGED MENU 21 4 6 9 1 ...

Страница 3: ...3 LTE 30 5 AUXILIARY INPUTS AND OUTPUTS 31 5 1 STANDARD SCART SOCKET 31 5 2 RS232 SERIAL CONNECTION 31 5 2 1 TRANSMISSION FORMAT 31 6 DIGITAL MEASUREMENTS 31 7 DEMODULATOR CARDS FOR DVB S S2 DVB T T2 DVB C 32 7 1 INTRODUCTION 32 7 2 MEASUREMENTS IN QPSK 8PSK 32 7 2 1 USE OF THE CARD 33 7 2 2 TECHNICAL CHARACTERISTICS 33 7 3 MEASUREMENTS IN OFDM DVB T T2 34 7 3 1 CH BER POST VITERBI BER and BCHBER ...

Страница 4: ... 1 Introduction 43 10 2 Use 43 10 3 Technical specifications 43 11 REMOTE CONTROL SOFTWARE FROM PC 44 11 1 General information 44 11 2 Program installation file content 44 11 3 Warning 44 12 PROGRAM USE 44 12 1 Select RS232 Port 45 12 2 User Program Setup 47 12 3 Data Logger Setup 48 12 4 Data Logger 49 12 5 Plant certification Report ICT 50 13 WARRANTY 52 13 1 OUT OF WARRANTY SERVICING 52 13 2 MI...

Страница 5: ...gned to be used in covered environments Do not expose it to rain or dripping Do not use the instrument in explosive atmosphere made up of gas vapours fumes and flammable dusts The instrument may be used in over voltage Category II and Pollution Degree 2 Do not switch on the instrument immediately after taking it from a hot to a cold environment in order to avoid condensation Do not either obstruct...

Страница 6: ...l cables near the instrument since even very small pieces of wire from the shielding braid could fall into the instrument and thus provoke occasional short circuits not easily detectable by technicians 1 3 MAINTENANCE Permitted interventions are only connection or replacement of the battery and or fuses and insertion of internal accessories as specified in the manual The opening of the instrument ...

Страница 7: ...nt may be used either on horizontal or on vertical position seated on the bottom It is strongly recommended to regularly check the instrument at least once a year and make it be calibrated Furthermore the replacement of worn out bags and straps is highly suggested in order to avoid mishaps as per paragraph 1 1 This symbol indicates it is necessary to look through the user manual to get supplementa...

Страница 8: ...be watched through the MPEG decoder Colour LCD 5 7 to display TV signals spectrum analysis horizontal synch pulse analogue measurement bars options on OSD during programming indication of frequency channel level program and instrument status menu Frequency synthesis tuning PLL throughout all ranges with double frequency marker Spectrum analyzer with variable selectivity and frequency scan display ...

Страница 9: ...cluding a note whose tonality is proportional to the level of the applied signal Measurement Switchable quasi peak or average value Measurement bandwidth at 3 dB HF VHF UHF 100 kHz 1 MHz selectable SAT 100 kHz 1 MHz 4 MHz selectable Input impedance 75Ω unbalanced 50 Ω on request VDC blocker Maximum applicable voltage 100 Vdc LNB voltage excluded and or 5 Vpp RF Input connector BNC BNC IEC and BNC ...

Страница 10: ...ncy range From 5 MHz to 2150 MHz in 5 bands in real time C 5 65 MHz L 45 156 MHz M 156 454 MHz H 454 900 MHz SAT 900 2150 MHz Level VHF UHF SAT bands from 20 to 130 dBµV C band 5 65 MHz from 40 to 130 dBµV Dynamic range on screen 40 dB for HF VHF UHF SAT bands Explored frequency range 100 of each selected band C L M H SAT with possibility of exploring in 8 steps 6 in C band a portion of approx 1 i...

Страница 11: ...ive automatic according to reception standard selectable in SAT band Audio Demodulators Selectable for TV AM FM modulated signals Subcarriers frequency 1 For VHF UHF frequency range automatically selected according to TV standard 2 For SAT frequency range adjustable from 5 MHz to 9 77 MHz with 10 kHz steps in PLL frequency synthesis De emphasis Selectable in 4 steps only for SAT frequency range fl...

Страница 12: ...cal features Dimensions height x width x depth 110 x 250 x 250 mm Weight 4 kg equipped with all options and battery in carrying bag with accessories Presentation Nylon carrying bag with accessories compartment and strap for easy transport Environment features Calibration temperature The specified tolerances refer to an air temperature of 23 C 5 C Typical thermal drift 0 2 dB C Operating temperatur...

Страница 13: ...AP301 FULL HD_rev 09_UK 12 Picture 1 Front control panel ...

Страница 14: ...AP301 FULL HD_rev 09_UK 13 Picture 2 Right side Picture 3 Left side ...

Страница 15: ...nts and settings to be pressed for ENTER 3 RF input connector terrestrial TV and SAT bands 4 Alphanumeric keypad and function keys 5 Colour LCD 5 7 high brightness Right side 6 USB connector for connection to PC 7 RS232 connector for connection to PC 8 Standard SCART socket Left side 9 External DC power socket 10 RF output connector of noise generator ...

Страница 16: ...least 3 A using the same input as that which is used for the external power supply 4 1 TURNING THE DEVICE ON OFF Press the button to turn the instrument on In order to shut the device off hold the same button down for a few seconds This procedure ensures that the data saved during the work session will remain in the unit s non volatile memory and that the device will return to the same operating m...

Страница 17: ...key PR for program CH for channel FR for frequency to alternate between channel mode and frequency mode The indicator corresponding to the selection flashes on the status bar Whichever mode is selected tuning is carried out turning the shaft encoder or inserting values through the alphanumeric keypad Press ENTER to confirm setting In satellite band the frequency display from 1st IF to transponder ...

Страница 18: ... 5 PROGRAM STORAGE Remember that stored programs are used also by the Data Logger In order to store a frequency or channel in one of the 100 available storage locations proceed as follows I Set the program number where the frequency or channel must be stored II Set the frequency or channel III Press the 2nd key and then the STORE key IV Make the same to store further programs PLEASE NOTE if the LN...

Страница 19: ... item is highlighted and then press ENTER Bring modifications and press ENTER again Here you have some examples of channel tables Analogue terrestrial channel Digital terrestrial channel Analogue satellite channel Digital satellite channel PR 2 ID NEWS4 FR 471 25 STD BG CH 21 ITALY DEM TV RBW w LNB OFF 13V 22kHz OFF ANLG C N OFF A V ON PR 12 ID CULT FR 471 25 STD BG CH 21 ITALY DEM TV RBW w LNB OF...

Страница 20: ...ers FM for Frequency Modulation carriers AM for Amplitude Modulation carriers The instrument displays the following information the signal level in numerical format the related analogue level by bargraph TV picture partial if the TV demodulator is selected Waveform of TV line synch In audio Acoustic indicator of level if activated 4 6 1 MEA ENGAGED MENU Press the MEA key to enter the menu Select t...

Страница 21: ...e in this case it will be necessary to increase attenuation If on the contrary the sign appears it means the level is lower than the minimum therefore attenuation must be decreased The instrument carries out automatically these two operations if the attenuator is on automatic mode on spectrum analyzer mode the attenuator can be only manual In order to activate the automatic mode press keys 2nd ATT...

Страница 22: ...sible a close frequency without other signals is selected Measurement can be started from MEASURE mode as follows press the MENU key select C N turning the shaft encoder and press ENTER to confirm Measurement is carried out automatically or manually according to the selection in MEA menu C N PRMT submenu In case of previous manual setting it is necessary to select the NOISE frequency after recalli...

Страница 23: ...tting a beep and interrupting the power supply 4 7 1 LNB ENGAGED MENU This menu is activated keeping the LNB key pressed Once the desired operations have been carried out press LNB again to exit MODE there are two available modes to change the power supply of the LNB Step voltage changes for discrete values 0 5 13 15 18 V and if enabled 24 V Continuous voltage changes from 5 to 18 V 24 if enabled ...

Страница 24: ...list DiSEqC USER to activate setting of four commands USER1 USER2 USER3 USER4 whose code is established by the user Move to the desired item and press the ENTER key then type on the keypad the code to insert For alphabetic characters use the related function of the keypad To use these commands select them from the DiSEqC LIST menu PLEASE NOTE It is possible to transmit the latest used commands pre...

Страница 25: ...u Press the DiSEqC key to exit menu and go back to normal functioning 4 7 3 1 USE OF DISEQC SCR FUNCTION Turning the shaft encoder move the cursor to DiSEqC SCR item Press ENTER Turning the shaft encoder again select the kind of LNB to drive between mono feed and dual feed Press ENTER to confirm The screen displays the submenu to select one of the four fixed frequencies and 1 user s defined to use...

Страница 26: ...he NIT reading and display of pictures of free to air digital channels To exit SCR mode press the DSQ key the SCR function is deactivated and the main screen appears 4 8 SOUND 4 8 1 FOR TERRESTRIAL CHANNELS The instrument has three audio demodulators which are automatically selected according to the measure demodulator in use TV for TV signals automatically selected according to the set standard t...

Страница 27: ...cted band FILTER BW to select the measurement filter width between 1 MHz and 100 kHz F VIDEO to activate and deactivate the video filter BAND to select TV or SAT band MARKER to select the marker analogue for level measurement digital for power measurement To select the desired option turn the SHAFT ENCODER and then press ENTER to confirm your selection The displayed value flashes turn the shaft en...

Страница 28: ...mum detected level MAX to hold display of the maximum detected level Press the SPECT key to exit menu 4 10 DATA LOGGER The Data Logger enables to carry out measurements and to file their outcomes inside the instrument s memory The stored data will then be available either through the screen or through the serial port RS232 For each acquisition besides frequency and possible channel you can store l...

Страница 29: ... delete the content of the selected item STATUS pressing the ENTER key when this box is set you can select the status on or off of plan positions as follows ALL to set on for all positions NONE to set off for all positions ONE BY ONE to set the status of each position START LOGGER pressing the ENTER key when this box is set you can start the acquisition session EDIT PLAN NAME to edit the plan name...

Страница 30: ...ER and turn the shaft encoder 4 11 1 6 PLUG and PLAY It activates or deactivates the Plug and Play function which must be enabled when hardware modifications are brought to the instrument for example when the user adds an optional board If this function is disabled the instrument switches on faster 4 11 2 KEYS WITH 2nd FUNCTION A small blue box above some keys indicates a second function associate...

Страница 31: ...ions for match the channels of terrestrial signal with frequencies of each Country 4 12 2 SEARCH CHANNEL It supplies the list of terrestrial channels in TV signal with specifications of type of signal analogue or digital and measure of level 4 12 3 LTE The LTE function will analyze the best coexistence of digital terrestrial signals with the latest LTE signals which because of their frequency and ...

Страница 32: ...rd parties printers The list of executable commands and the list of error messages are set out inside the accessories volume Here below the connection diagram of RS232 cable to connect to a PC or printer 1 NC 2 Rx 3 Tx 4 DTR 5 GND 6 DSR 7 RTS 8 CT 9 NC 5 2 1 TRANSMISSION FORMAT The instrument is manufactured with the following standard configuration of the RS 232 serial port Baud Rate 38400 Number...

Страница 33: ...es the modulation Code Rate and is followed by the indication of the value The recognition and the setting are both automatic SPECT indicates the modulation polarity and is followed by the indication of the setting Recognition is automatic LOCKED green when the signal is locked or else UNLOCKED in red when the SYMBOL RATE and or MODE values do not correspond to the correct values and the signal is...

Страница 34: ...ence of the digital signal by configuring the instrument in spectrum analyzer mode To activate the card press the DIGI button In order for the module to function properly the indicated PWR index level must be OK Use the attenuator if necessary Note Use the lowest possible attenuation compatible with the OK indication Proceed in the following manner to configure the MODE and SYMBOL RATE parameters ...

Страница 35: ...ch is initially only one so as to synthesize the final complex signal An algorithm in the receiver is even capable of breaking down the incoming signal into the various carriers of which it is comprised and then decoding them 7 3 1 CH BER POST VITERBI BER and BCHBER The measurements of the OFDM signal received are sub divided into CH BER measurement of the errors carried out immediately prior to t...

Страница 36: ...centage value the less reliable the reception of the digital signal The best theoretical value would therefore be 0 while the worst would be 100 7 3 6 USE OF THE CARD Set the frequency like for that of a normal analogue channel Although the measurement can also be carried out in Measurement mode it may be useful to visually check for the presence of the digital signal by configuring the instrument...

Страница 37: ...l of 20 dB below that of the main signal The equalizer response can also be used as a control in the case of isofrequency transmissions If various transmitters are being received simultaneously ideally their signals should arrive at the same instant As the transmitters will normally be positioned in various locations their signals will also arrive at different times The maximum difference between ...

Страница 38: ...E 2 to 1E 6 PV BER Post Viterbi BER Indicated level from 1E 2 to 1E 7 Lock indicators Locked Unlocked No Signal Power index LOW OK HIGH DVB T2 Frequency range 42 870 MHz Modulation QPSK 16QAM 64QAM 256QAM automatic Code Rate 1 2 3 5 2 3 3 4 4 5 5 6 automatic Spectrum Direct Inverted automatic Guard 1 4 1 8 1 16 1 32 1 128 19 128 19 256 automatic Carriers number 1k 2k 4k 8k 16k 32k automatic Bandwi...

Страница 39: ... the MER is similar to the Carrier Noise C N ratio of an analogue signal measured in base band It must therefore not be confused with the C N measurement which is carried out in Radio Frequency 7 4 3 NM Noise Margin The Noise Margin is a calculated estimate in dB of how much the carrier noise ratio can deteriorate before reception will be compromised based on the set reception parameters and the m...

Страница 40: ...or this case as well In order to activate the PULSE RESPONSE AER function press MENU and select the corresponding box Press ENTER to confirm the selection Press SPECT to exit the QAM function 7 4 6 Technical characteristics QAM Card Frequency range 47 to 860 MHz Symbol rate 1 to 7 MS s Modulation Automatic 64 128 256 QAM Spectrum Automatic Direct inverted RU Reed Solomon uncorrected Maximum count ...

Страница 41: ...e constellation diagram is need to lock the signal in digital measurements mask The display of the constellation is activated as follows from digital measurements mask DIGI press the MENU select the CONST from list of features press ENTER to activate function The diagram of the constellation is displayed on the monitor pressing the MENU open the functions I EXIT returns to the digital measurements...

Страница 42: ...SK Signal DVB S2 8PSK Signal DVB T 16 QAM Signal DVB T 64 QAM Signal EXAMPLE OF QUALITY VALUATION OF A DVB T SIGNAL OBSERVING THE CONSTELLATION DVB T 64 QAM Signal DVB T 64 QAM Signal Poor quality good quality Presence of noise low noise ...

Страница 43: ...rogram if the program is not scrambled it is decoded and may be viewed 9 2 Use of module The MPEG signal to be decoded and displayed must be supplied by QPSK 8PSK QAM or OFDM modules See the related chapters to use them correctly The module is activated pressing the TV key from the digital measure screen 9 2 1 Description of the Network Information Table If present in the TS on top you will see th...

Страница 44: ... calibration of channel amplifiers check of standing waves impedance integrity of coaxial cables PLEASE NOTE The NG96A due to its high output power approx 1 mW may easily saturate the input stages of the measuring instruments therefore it is necessary to check this does not occur and if required to place a proper attenuator at the input of the measuring device 10 2 Use The signal of noise generato...

Страница 45: ...on for TV plants certification 11 2 Program installation file content SUPPORT RSW_AP301 HD CAB file cabinet setup exe installation file SETUP LST installation configuration file 11 3 Warning PC must have an RS232 serial port or USB port for instrument connection 12 Program use Connect PC port with the instrument through appropriate cable before starting the program Select Start Programs group of p...

Страница 46: ... certification report ICT Press icon with needed language flag to choose interface language of the program Program sections are hereby in depth explained 12 1 Select RS232 Port In order to establish connection between PC and instrument it is necessary to indicate which port is connected to the instrument RS232 or USB Press icon Select RS232 port to open window indicated in figure 2 ...

Страница 47: ...is window to allow PC port selection connected to the instrument After selection press OK key to close window P S Remote control software use requires that the instrument is RS232 configured as follows 1 baud rate 38400 bps 2 data bit 8 3 parity none 4 stop bit 1 5 flux control Xon Xoff ...

Страница 48: ...d digital4 transmissions It is required to suitably set up all its relevant parameters in order to create a program Setting of some parameters is made through pressing a number value in its relevant text field others can be set through selection of an option listed in a drop down menu see figure 3 A short suggestion of relevant parameter is shown when the mouse sensor is positioned on a field or m...

Страница 49: ... on PC and transmit to the instrument different groups of programs for Data Logger Each plan identified with a name can contain 50 programs at least Figure 4 Parameters setting example of a digital satellite channel Program setting mode is the same as the one indicated in paragraph User programs setting ...

Страница 50: ...rom instrument to PC acquisition data related to plan indicated in menu AP301 HD Plan Delete last acquisition deletes last acquisition related to plan indicated in menu AP301 HD Plan Delete all deletes all acquisitions related to plan indicated in menu AP301 HD Plan From icon Open file Reads from file and views data of previous acquisitions data Save file Data viewed in window are saved on file Pr...

Страница 51: ...acquired data related to TV plant to be certified Press OK Select acquisition number related to RF signal in switchboard input Press OK Select acquisition number related to RF signal in switchboard output Press OK Select first acquisition number related to backbone distribution 1 of the plant Press OK It is then asked to select second acquisition related to the same backbone distribution whether i...

Страница 52: ... backbone distribution does not exist leave the space free and confirm Program produces files which contain most significant measures for any plant backbone distribution A message shows names of produced files and PC path which corresponds to software installation directory Files are in HTML format They can be viewed with Openoffice Writer Microsoft Word or any other web browser Mozilla Firefox In...

Страница 53: ...rts are replaceable for a five year period after production when the circuits are assembled with discrete components when integrated circuits are used the supply of spare parts is guaranteed up to the depletion of our stock and depending on the possibility of procuring them on the worldwide market The repair of instruments out of warranty is normally carried out and then the final cost is communic...

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