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SATELLITE MODEM

SCPC

USER MANUAL

SOFTWARE RELEASE 3.2

[UHP.SC32.EN]

JANUARY 2015

Содержание SCPC

Страница 1: ...SATELLITE MODEM SCPC USER MANUAL SOFTWARE RELEASE 3 2 UHP SC32 EN JANUARY 2015...

Страница 2: ...4 2 3 2 Receive and Transmit Configuration 15 2 3 3 Modulator Settings 15 2 3 4 TLC Settings 16 2 3 5 Adaptive Modulation and Coding 17 2 4 Routing 17 2 5 Redundancy 19 2 5 1 Redundancy Configuration...

Страница 3: ...SW 44 8 3 1 SW Installation via WEB Interface 44 8 3 2 SW Installation Applying Console Connection 45 8 4 Installed Licenses Keys Data 45 FIGURES Figure 1 Structure of UHP Manuals 7 Figure 2 Example S...

Страница 4: ...offset antenna 28 Figure 31 Configuring demodulator settings 29 Figure 32 Pointing monitor 29 Figure 33 Create a CrossPol profile 30 Figure 34 Configure CrossPol profile 30 Figure 35 Manual start of...

Страница 5: ...ndards for digital television ES Earth station Eb No Eb No the energy per bit to noise power spectral density ratio is a normalized signal to noise ratio SNR measure also known as the SNR per bit EIRP...

Страница 6: ...e SW Software TDM Time Division Multiplexing TDMA Time Division Multiple Access Telnet Telecommunication Network Telnet is a network protocol used on the Internet or local area networks to provide a b...

Страница 7: ...universal satellite router UHP which is available in different fully compatible hardware modifications UHP satellite router is a basic element of any network architecture and can be used in any combin...

Страница 8: ...Rx while a satellite communications channel that is transmitted by the referenced SCPC modem is called transmit channel Tx Each modem should be configured accordingly with use of its local console it...

Страница 9: ...error correction rate The description below shows the procedure to establish SCPC connection between the Station 1 and Station 2 Radio frequency channel configuration Transmission Level Control TLC c...

Страница 10: ...figure UHP parameters that have to be entered on the Management and control panel Any configuration changes should be applied by pressing Apply button and saved to flash memory by pressing Save config...

Страница 11: ...router will be displayed 2 1 Configuring IP Address When connection between the router and computer is established the initial UHP IP address should be reassigned according to the required configurati...

Страница 12: ...his defines RF parameters of the Station To open Site Setup settings select the appropriate item in the Menu of commands Figure 6 General configuration screen Receive LO Local oscillator frequency LO...

Страница 13: ...m inversion on RX or TX ports Frequency adjust Manual frequency adjustment used to compensate minor frequency shifts Carrier search bw Defines a search range around the central frequency in which the...

Страница 14: ...le activation Several profiles can be marked as Autorun and the router will consistently try to apply all profile marked as Autorun until it would establish a communication Mode UHP operation mode SCP...

Страница 15: ...Receive configuration should be entered into TDM SCPC TX and TDM SCPC RX forms respectively Once respective form is configured it should be applied to take effect Figure 11 Transmit and Receive Confi...

Страница 16: ...level This parameter is being determined either on the base of the satellite operator requirements to the permissible level of the relay signal EIRP stations or based on the maximum maximum linear st...

Страница 17: ...PROTOCOL SETTINGS BECAUSE THIS PROTOCOL IS USED FOR INFORMATION EXCHANGE ABOUT C N VALUES BETWEEN THE ROUTERS 2 4 Routing UHP routers use a special SVLAN protocol to transmit information via the sate...

Страница 18: ...route The Static route form allows adding static routes with the default gateway Figure 19 Configuration of additional static IP route The following figures represent Routing tables of the Stations Te...

Страница 19: ...QUIRED FOR LNB PLL LNB BOTH TDMA RX INTERFACES SHOULD BE ALSO CONNECTED TO THE RECEIVE PATH AS THERE IS NO 10MHZ REFERENCE SIGNAL ON SCPC RX INTERFACE The redundancy mode supports automatic switching...

Страница 20: ...eved by ensuring that only the router in ACTIVE mode processes ARP queries Each router should have identical IP addressing routing modulator and demodulator configuring settings NOTE THAT ROUTERS DO N...

Страница 21: ...address Figure 23 Assign additional IP address on main router Figure 24 Assign additional IP address on backup router IT IS RECOMMENDED THAT ADDITIONAL ADDRESS FOR BACKUP ROUTER IS IN THE NETWORK DIFF...

Страница 22: ...gn an additional IP address of Ethernet interface on backup router This address should be the same as the main IP address of the main UHP router Figure 27 Additional IP address on backup router WHILE...

Страница 23: ...ER MANUAL v3 2 ROMANTIS 2015 23 www uhp net Figure 28 Redundancy status Select Overview in Menu of commands to see the current status of the routers The information will be displayed on the Control pa...

Страница 24: ...ilable via help command from the console application when the device is accessed via a USB connection or Telnet protocol See below Table 1 an example with a list of commands to configure the router lo...

Страница 25: ...svlan receive 2 1 demodulator lnb power off demodulator reference off modulator inversion off modulator reference off modulator power off rf lo 10000000 13050000 profile 2 type au scpc profile 2 rx 11...

Страница 26: ...FTP server s IP address on the Control panel see Figure 29 Figure 29 Configuration of TFTP server Transmit the binary file to TFTP server Go to Advanced System Save load in the Menu of commands Specif...

Страница 27: ...ings will be applied WARNING CONFIGURATION FROM THE SELECTED MEMORY BANK WILL BE LOADED AS CURRENT IN SUCH A CASE ROUTER OPERATION MODE MAY CHANGE ACCORDING TO THE CONFIGURATION THEREFORE SATELLITE CO...

Страница 28: ...mbled make sure that The antenna is mounted on a solid surface that will ensure its stability under wind loads The base of the antenna is securely fixed to the surface If the antenna is fixed on a ver...

Страница 29: ...he bottom When any of the satellites is found increased RF level wait until the full demodulation search cycle is completed If the carrier is found and locked the search will be replaced by text and g...

Страница 30: ...during the fine tuning of the antenna If required repeat stages 1 4 5 2 Cross Polarization Test 5 2 1 Preparation for Measurement After pointing the antenna to the satellite measure the cross polariz...

Страница 31: ...n the Frequency field of CrossPol test profile 6 Enable the transmission when the satellite operator commands to start the measurement 7 Switch to Modulator section of CrossPol test profile Set TX on...

Страница 32: ...carrier It is necessary to increase the transmission power by changing TX Level setting by 1dB Up Down buttons of modulator control can be used This procedure should be performed under supervision of...

Страница 33: ...and the controller to exchange information in order to establish and keep satellite connectivity OpenAMIP messages are transmitted as ASCII characters in a readable format The message consists of one...

Страница 34: ...locked carrier C N dB 10 6 2 COTM with use of SNMP Alternatively to OpenAMIP protocol UHP router may exchange data with mobile antenna controllers using SNMP protocol with the appropriate MIB The fol...

Страница 35: ...a text line with parameters separated by space comma or semicolon Spaces before and after the line will be ignored Figure 39 Definition of the coverage The network string should have the following fo...

Страница 36: ...le port TX control This section defines management of UHP transmission Local By setting via its HTTP telnet NMS interfaces Network By commands from the antenna controller using OpenAMIP or SNMP protoc...

Страница 37: ...he management of the controller COTM enabled UHP routers have special status COTM AMIP meaning that the router establishes a connection to the controller of the antenna system and receives the current...

Страница 38: ...Currently active Orange Previously active The markers indicate the following events or characteristics REBT router reboot SYST system faults a click displays the information on the current status LAN...

Страница 39: ...ands Statistics Menu of commands allows the user to access the router settings and to view the status of the settings and relevant statistics The following symbols are used in the control tree folder...

Страница 40: ...ion channel where the router is operating 4 Systemize possible causes of the fault 7 4 2 Fault Fixing To fix the detected and identified faults 1 Go to router settings in the Control and statistics tr...

Страница 41: ...signal level The higher the value the more stable the receive signal is The level of 80 70 means that the modem cable is connected to LNB and powered on The NoSig setting value means no signal in the...

Страница 42: ...f these indicators show traffic flow to the modulator output If the remote Station does not receive the carrier of the local Station the following should be performed 1 Verify the physical connections...

Страница 43: ...reboots the router while working with temporary software it will start with its permanent SW from the main memory bank To implement this mechanism one bank must be specified as the main software stora...

Страница 44: ...loading applying TFTP server Find TFTP server configuration settings in Advanced IP protocols TFTP section This section is accessed by going to Advanced System Save Load in Control and statistics tre...

Страница 45: ...protocol 2 Run image load to the UHP Use the following commands in sequence tftp server TFTP server ip address image load tftp UhpAdvb2 sw3 3 Burn the downloaded image in one of the memory banks and...

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