WavePhore Networks IDR V1000 User Manual Download Page 48 | Manualshive

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Functional Overview

MS-4900, Rev. A

5–

15

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Summary of Contents for IDR V1000

Page 1: ...IDR V1000 User s Guide Installing and Operating the Intelligent Data Receiver V1000 MS 4900 Rev A January 1998...

Page 2: ...o and TV reception requiring the operator to take whatever steps are necessary to correct the interference The IDR V1000 passes the European Community s CE mark in the basic unit single port and 4 por...

Page 3: ...dings 2 3 Step 4 Call the Network Operator 2 4 Step 5 Maintain the Equipment 2 4 Section 3 Using the Front Panel Viewing the Main Topics 3 1 Using the Front Panel Buttons 3 1 Understanding the Identif...

Page 4: ...4 11 Specify Setup IP Addresses 4 11 Changing an Address 4 11 Examining System Messages 4 12 Error and Warning Messages 4 12 Section 5 Functional Overview Network Overview 5 1 Network Components 5 1 T...

Page 5: ...B 1 Asynchronous Serial Port B 1 Synchronous Serial Port B 1 4 Port Daughtercard B 2 Ethernet Daughtercard B 2 Appendix C Screen Display Diagram C 1 Messages Show Status View Setup Device Restart and...

Page 6: ...r capabilities with one asynchronous serial output port The 4 port model 1236 includes the optional 4 port serial daughtercard for multiple serial output connections The Reed Solomon model 1216 includ...

Page 7: ...at describes data transfer general network functions and data handling within the IDR V1000 Terms and concepts encountered within the IDR V1000 screens are defined and described here The Appendixes in...

Page 8: ...dard terms acronyms and abbreviations are listed and defined in the Glossary Style Conventions A note NOTE within this guide provides supplemental information that may be useful in procedures or may i...

Page 9: ...and excessive heat humidity or dust These elements can damage or wear electrical components Connect the IDR V1000 to grounded power outlets Do Not Open the casework Nothing inside the IDR V1000 is fi...

Page 10: ...ded length not to exceed 500 feet 3 RF coaxial cable shield is connected to earth ground with a 10 gauge or heavier solid copper wire at the point of entry to the building 4 Output data cables are shi...

Page 11: ...nector 2 Connect data cables between the serial or Ethernet outputs on the IDR V1000 and the external devices See Figures 2 1 and 2 2 3 Connect the power module to the IDR V1000 power input and to the...

Page 12: ...the carrier you should try to peak or maximize both the Eb N0 and AGC numbers You can see both readings in the Show Status screen Figure 2 4 NOTE Refer to Section 3 for instructions on using the fron...

Page 13: ...settings may already be established and do not need to be downloaded Verify this with your site coordinator Step 5 Maintain the Equipment Satellite transmission can be adversely affected by bad weathe...

Page 14: ...on of the entire screen display structure Refer to Section 4 to interpret the displays Viewing the Main Topics The eight screens shown in Figure 3 1 are the main topics of the screen display hierarchy...

Page 15: ...age to the receiver You can choose to view the message or erase it System messages record events such as errors or carrier signal loss along with the time of the occurrence logged according to the tim...

Page 16: ...these screens refer to Section 4 Choose Operation View Setup Press SELECT from the View Setup main topic to access the following displays Current communications parameters for each asynchronous serial...

Page 17: ...eport to the network operator important changes you make to parameters onsite in case you need to re install those settings To Enable or Disable a Screen Login Enabling the login requires a user to en...

Page 18: ...rline cursor beneath a letter 2 Press SELECT to enter the letter The selected letters appear in the first line 3 When the password is complete use the key to move the cursor to END 4 Press SELECT esta...

Page 19: ...ECT to activate the time 5 Press CANCEL twice to return to the main topics NOTE Local time is lost if power to the IDR V1000 is interrupted The clock automatically resets to 00 00 and counts from that...

Page 20: ...rom the Logoff main topic to disable stat mux or transparent asynchronous mode output The Enable Login option in the Specify Setup screens must first be enabled The password entry screen appears Enter...

Page 21: ...Using the Front Panel 3 8 MS 4900 Rev A...

Page 22: ...e screens 1 Verify cables output coaxial and power are connected Not applicable 2 Make sure the IDR V1000 is receiving data Check the quality of the signal Check for indications of errors in transmiss...

Page 23: ...is not established or if the receiver keeps losing its lock Modulation type BPSK QPSK Information only no action is needed Type of data B blocks sync data P packets no blocks C characters no packets...

Page 24: ...peration Figure 4 2 Demodulator Screen Table 4 4 Demodulator Screen Fields Field Should be Meaning Tuning status Locked Other displays could be Scanning Checking or No Sig Check If not locked check re...

Page 25: ...ed in the control channel matches this ID the receiver remains locked Control channel status IdOkNow Assigned ID and ID in control packet match Assigned carrier ID matches received ID Other displays c...

Page 26: ...sing those virtual destinations See Functional Overview Figure 4 4 Active Sessions Screen Table 4 6 Active Sessions Screen Fields Field Should be Meaning Active sessions constant if PVCs changing if T...

Page 27: ...IDR V1000 Output data has not been successfully displayed from a newly installed receiver Check cable connections then verify incoming signal quality Verify that appropriate values are set for the ser...

Page 28: ...problem or a cabling problem between the PC and the IDR V1000 View Setup of Logical Receivers The first set of screens under the View Setup main topic refer to the settings for the stat mux logical re...

Page 29: ...terminal NOTE For baud rates 57600 and 115200 1 stop bit operation is required Also the serial ports will not accept data input so XON XOFF flow control will not operate TDD channels This screen withi...

Page 30: ...c Out Style screen The test can be either a repeating Roman alphabet or a head data stream which is a special incrementing number stream Diagnostics Screens The last Diagnostics screen Statistics Logg...

Page 31: ...and buttons to move through those addresses All IP addresses are formatted in the same xxx xxx xxx xxx pattern with each of the four blocks representing a specific field of the address The 255 number...

Page 32: ...ddress is required in this screen if the IDR V1000 must initiate the connection to the PC using either a TCP IP socket connection or a Unicast socket connection based on UDP packets Specify Setup IP A...

Page 33: ...ng table lists messages that could indicate a hardware problem within the IDR V1000 If you see any of these messages 1 Make a note of the message 2 Disconnect the IDR V1000 power then re connect it to...

Page 34: ...er private entity using WavePhore equipment Requirements for data handling communication protocols security considerations and other characteristics vary from one network to another However the follow...

Page 35: ...bits The stat mux data control channel information and other data passing directly from the access network moves to the time division multiplexer or TDM The TDM combines and orders the data into a si...

Page 36: ...Functional Overview MS 4900 Rev A 5 3 Figure 5 1 A Sample Wavephore Network and the Flow of Data...

Page 37: ...r input from the front panel buttons to change tuner settings port configurations logging etc Network operators can update receiver settings individually or as groups by downloading new configuration...

Page 38: ...matically assigned to each logical receiver In stat mux mode the CPU s TDD partition of the data stream can address all asynchronous output ports Serial 1 through 4 Most of the IDR V1000 status screen...

Page 39: ...a perpetual communications session between the head end and the receiver An IDR V1000 can run TVC only sessions PVC only sessions or a mixture of PVC and TVC sessions TVC sessions open and close Ther...

Page 40: ...each particular news story is fully output one next story is selected for continued output The buffer of the IDR V1000 is well utilized in these cases if a story currently being output is quite slowl...

Page 41: ...nformation for display and can monitor and log its own operation The internal functions of the IDR V1000 comprise the following elements Tuner Demodulator Error detection and correction Time division...

Page 42: ...eiver The recommended coaxial cable is RG 6 not to exceed 152 meters or 500 feet between LNB and receiver Line amplifiers can be added to help boost the signal if necessary Demodulating and Error Corr...

Page 43: ...through Serial 5 and Serial 4 if configured at the factory for synchronous output a network control channel directed to the processor that includes non displayable internal control data only The netwo...

Page 44: ...processor drives the Serial 1 output to an external device The Serial 1 port is the only output port in an IDR V1000 basic unit Statistical Demultiplexer Stat Demux Packetized data sent in stat mux f...

Page 45: ...any method of flow control Whatever option is selected both the IDR V1000 and the communications software running in the external computer must match each other If the output device cannot handle the...

Page 46: ...Functional Overview MS 4900 Rev A 5 13 Figure 5 5 Four Port Daughtercard Model...

Page 47: ...ional Depiction The Ethernet model contains two independent logical receivers Serial 1 asynchronous Ethernet high speed synchronous Sync Ethernet logical receiver status can be checked in two ways 1 L...

Page 48: ...Functional Overview MS 4900 Rev A 5 15...

Page 49: ...ous 1 2 2 4 4 8 9 6 19 2 38 4 57 6 115 2 kbps RS 232 on DB 9 connector Time division demultiplexer extracts control channel and one to three data services from the nine services on the carrier Data se...

Page 50: ...mux operation only Synchronous connection Supported rates in kbps 1 2 2 4 4 8 9 6 19 2 38 4 57 6 and 115 2 Baud rates 57600 and 115200 do not support XON XOFF or RR RNR flow control RS 232 on DB 9 co...

Page 51: ...us Serial Port RS 232 Pin Function Signal Direction 1 12 volts output from receiver output 2 Data output 3 Data input 4 No Connect n a 5 Ground n a 6 12 volts output from receiver output 7 Request to...

Page 52: ...2 Data input 3 Control output 4 Data output 5 Indicate input 6 Clock output 7 Clock input 8 Signal ground n a 9 Data input 10 Control ouput 11 Data output 12 Indicate input 13 Clock output 14 Clock in...

Page 53: ...Tables MS 4900 Rev A B 3 10Base T Pin Function Signal Direction 1 Twisted Pair output 2 Twisted Pair output 3 Twisted Pair input 4 No connect n a 5 No connect n a 6 Twisted Pair input 7 No connect n...

Page 54: ...Appendix B Pin out Tables B 4 MS 4900 Rev A...

Page 55: ...The main topics are shown at the top of the pages The shaded out topics are included on a different page To move from one screen to another on the same level press the and buttons on the front panel T...

Page 56: ...own error detection pattern AUI Attachment Unit Interface A serial connection available only on the IDR V1000 Ethernet model BPSK Bi Phase Shift Keying A method of modulation in which zeroes and ones...

Page 57: ...ir frequency to the L Band range and amplifies the signal to an appropriate input level for the tuner link blocks Associated with stat mux data the partition of the aggregate data stream that contains...

Page 58: ...data the length of the message and its destination Packets must be statistically demultiplexed in the IDR V1000 before the message can be processed and output partition Segment of an aggregate data s...

Page 59: ...ocking mechanism between sender and receiver to identify the data Synchronous data is typically transmitted in blocks rather than the character at a time method of asynchronous transmission TVC Tempor...

Page 60: ...mmands or settings such as those used to perform a real time function or enter a test mode are temporarily stored in volatile memory Configuration parameters are not volatile they remain in memory eve...

Page 61: ...Glossary G 6 MS 4900 Rev A...

Page 62: ...2 Ethernet specifications A 2 demodulator screen checking current tuning status on 4 3 fields 4 3 download clear password 3 5 post installation settings 2 4 E Ethernet Screens viewing setup 4 10 F flo...

Page 63: ...d error correction technique 5 9 S safety issues 1 4 Set Features set local time 3 6 Show Status logical receiver activity 3 3 main topic 3 3 network control channel activity 3 3 summary screen See me...

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