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Black Box MWU2000-X21, MWU2000-G703 35/RS530/X.21 Parameter Menu, DCE/DTE Functionality Options

Models: MWU2000-G703 MWU2000-X21 MWU2000-V35

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2.048Mbps Wireless Modem

V.35/RS530/X.21 Parameter Menu

Table 3-5. V.35/RS-530/X.21 Parameters Menu Items and Actions

DCE/DTE

The current selection is displayed (or a “NOT DEFINED message, if a different LIU is used). Table

3-6 displays DCE/DTE functionality options:

Table 3-6. DCE/DTE Functionality Options

58	SALES: 0118 965 5100

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Black Box MWU2000-X21, MWU2000-G703 manual 35/RS530/X.21 Parameter Menu, V.35/RS-530/X.21 Parameters Menu Items and Actions

Contents

0118 965 Basingstoke Road, Reading, Berkshire RG2 0QN048Mbps Wireless Modem Sales 0118 965048Mbps Wireless Modem Contents Set-up and Configuration Properly General Introduction About this Manual2.048Mbps Wireless Modem Product DescriptionVersatility Error-Free Data TransferSeamless Communication High Speed Communication048Mbps Wireless Modem Components Choice of Antennas, Cables and RF Accessories048Mbps Wireless Modem Benefits Co-locationLine Interface Unit RS530Modem Separate DSP Transmit and Receive Modems Fractional E1 with Echo CancellationFractional T1 With Echo Cancellation Adaptive EqualizationRadio AntennasGeneral Front Panel IndicatorsLine Rx Sync RXD and TXDTX Sync 048Mbps Wireless Modem Connectors 048Mbps Wireless Modem Connections E1 or Fractional E1 LIUInstalling the 2.048Mbps Wireless Modem General Installation Antennas and AccessoriesPackage Components To Configure the Unit as Master To Set the Clock Rate V.35/RS-530/X.21 onlyTo Configure Channels Fractional E1 To Configure Channels with Echo Cancellation- Fractional E1To Configure Channels with Echo Cancellation- Fractional T1 To Configure Channels- Fractional T1Antennas, Cables and Accessories Basic Antenna Uni-8.5Basic 8.5 dBi Antenna Showing Installation screws Medium Gain 12dBi Antenna Uni-12Medium Gain 12dBi Antenna Medium Gain 18dBi Antenna Uni-18Medium Gain 18dBi Antenna High Gain Antenna Uni-24High Gain 24dBi antenna Antenna Characteristics RF AccessoriesTPA 24 Transmit Power Amplifier Installing the TPA TPA 24 Connections DiagramLNA-10 Low Noise Receive Amplifier Achievable improvement through the use of LNA-10LNA Improvement table LNA-10 Cable Connection Diagram Installing the AL-1 Lightning ArrestorThick Cable Cable TypesThin Cable Low Loss CableAntenna Sets 11. Wall Mount with Azimuth Alignment Only12. Wall Mount with Azimuth and Elevation Alignment Range Tables European Range Table USA Range TableActivating the front panel LEDs Antenna AlignmentVisually Aligning the antennas Maximum Unregulated Range Table14. Rssi measurement connection diagram To activate the front panel LEDs15. Rssi test point accuracy 048Mbps Wireless Modem 18. Default position NC of the Jumpers in the Receive Module Synchronizing Co-located Modem UnitsInstalling the Antennas Setting the relevant parametersMaximum Number Synchronized Links Connecting the Master units 21. Connecting Units for SynchronizationAccessing the Set-up and Configuration Functions Set-up and ConfigurationSet-up and Configuration Functions Main MenuParameters Menu Mode and Access Control MenuCounters and Tracers Menu To access the Parameters Menu System ResetTesting To make selections using the Parameters menuE1 Parameters Menu LIU Parameters MenuE1 Parameters Menu Items and Actions E1 Alarm Buffer Fractional EI Parameters ManuRemote Alarm Method Fractional E1 parameters Menu Items and ActionsLong haul/Short haul Echo Canceller disabling methodFractional E1 Alarm Buffer CRC4 UsageT1 Parameters Menu Items and Actions T1 Alarm BufferT1 Parameters Menu Pulse ShapeFractional T1 Parameters Menu 048Mbps Wireless Modem 048Mbps Wireless Modem D4 Yellow Alarm Method Superframe MethodBit 7 Zero Suppression Echo CancelerCRC6 Usage Pulse Density EnforcerFractional T1 Alarm buffer V.35/RS-530/X.21 Parameters Menu Items and Actions 35/RS530/X.21 Parameter MenuDCE/DTE Functionality Options Loopback Mode Menu Loopback Mode Menu Items and Actions Clock PolarityLine Interface Unit Type Menu MCP Parameters MenuLine Interface Unit Type Menu Options MCP Parameters Menu Options Total Link DelayMaster-Slave Central Site Management Using a Dial-up Modem Modem Initialisation StringAT&f\n 10. Radio and Modem Parameters Menu Options 11. Default Modem Rate According to Selected LIU Data RatRadio and Modem Parameters Menu Modem RateHoping Sequence Remote ParametersAdd/Remove Channels from Test Sequence Switch to Local Monitor Switch to Remote Monitor12. Remote Parameters Menu Options Download remote database to remote unit Load Default Values MenuPing Remote Unit Copy database and download to remote unit13. Load Default Values Menu options Parameter Info. ScreenTo access the Counters and Tracers Menu To make selections from the Counters and Tracers Menu2.048Mbps Wireless Modems Counter display System Counters14. Buffers Name and Description Channel Tracer Rssi per channel 15. Modem Rate Vs. Buffer SizeChannel Tracer Errors Per Channel 16. Rssi LevelsTime Tracer Max Consecutive Errors versus Time Time Tracer Errors versus TimeClear System Counters and Channel Tracer 17. Delay Setting Set Time Tracer Resolution⇒ To set the time intervals Reset Counters Clear Reset CounterDescription Watch AlarmsMessage CorrectionRemote Frame Alarm Radio Alarms Message Rlos framer un-synchronizedGeneral Alarms Message Warning LIU Clock drift, Check clock configurationMessage Warning Difference in parameters between two units Change Access Rights Site Survey ModeSystem Reset Menu MenuTroubleshooting Introduction⇒ To check RF Installation Problem 2 Poor performance of radio link⇒ To check the configuration of each unit ⇒ To check radio link performance⇒ To check each unit configuration To correct the configurationTo check synchronization at radio level From the Parameters menu, select Parameters Info. Screen 048Mbps Wireless Modem To reduce echo on voice channels To view isolated bursts of errorsTo improve data rate Problem 7 The system resets with an error message 048Mbps Wireless Modem Error Messages Source If the telephones does not work properly If Faxes does not work properly048Mbps Wireless Modem Radio Type Technical SpecificationsWireless Modem Technical Specifications Models Transmission TechniqueChannel Bandwidth Default Modem Rate According to Selected LIU Data RateTransmitter Output Power System BandwidthReceiver Sensitivity Maximum Spurious LevelReceiver Sensitivity as a Function of the Radio BER Recommended Receive Level Maximum Receive LevelAdjacent Channel Rejection Adjacent Channel Rejection Separate between TX and RX frequenciesMaximum Number of Synchronized Links Maximum Number of Links to SynchronizeFilter Curves Line Interface Specifications 101Interface Fractional T1 InterfaceFractional E1 Interface RS-530 InterfaceConnectors Front Panel LED Indicators103 Environmental Specifications Mechanical SpecificationsStandards 105 TPA 24 Technical SpecificationsLNA-10 Technical Specifications Antennas SetsAL-1 Technical Specifications 106107 Table A-1. Possible DTE/DCE Configurations DCE/DTE ConfigurationConfiguration Options Appendix a V.35/RS-530/X.21 Applications109 048Mbps Wireless Modem Standard ConfigurationTable A-2. Configuration Synchronizing your Modem to Another NetworkConnecting your 2.048Mbps Wireless Modem to another modem RS-530/V.35/X.21 Back-to-Back Configuration111 DCE OptionsTo set the DCE/DTE mode Setting the DCE/DTE Mode ParameterDTE Options 113 E1/T1 Connections and Common Problems Link Setup Appendix B E1 / T1 Applications115 E1/T1 LIU Jumper SettingsTable B- 1. E1/T1 Connections To access the jumpers Figure B-2. E1/T1 Board LocationFigure B-3. E1 Unbalanced Coax connector, 75 W 117T1 CSU/DSU Applications Figure B-6. T1/DSU Network InterfaceE1/T1 Back-to-Back Configuration 119When to Use the Fractional E1/T1 LIU Appendix C Fractional E1/T1 ApplicationsTable C-1. Channels Characteristic 121Fractional E1 LIU Jumper Settings Table C-2. Fractional E1/T1 Connections123 Figure C-2. Fractional E1 Board LocationFigure C-3. Fractional E1 Unbalanced Coax connector, 75 W 125 Fractional T1 CSU/DSU ApplicationsFractional E1/T1 Back-to-Back Configuration Echo Cancellation in Fractional E1/T1 ApplicationsPotential Problems in Fractional E1/T1 Applications 127Appendix D Installing Other Types of Receive Amplifiers To separate DC input129 To supply DC input through the RF cableE1/T1 and Fractional E1/T1 Pin Connections LIU RS-530 Connector Pin AssignmentsAppendix E Pin Assignments Table E-1. E1/T1 and Fractional E1/T1 Pin Connections131 LIU D-25 to V.35 Cable Pin AssignmentsLIU D-25 to X.21 Cable Pin Assignments Figure E-3. LIU D-25 to X.21 Cable Pin Assignments