0118 965 | Black Box MWU2000-X21, MWU2000-G703, MWU2000-V35 instruction

2.048Mbps Wireless Modem:

G703: MWU2000-G703

X.21: MWU2000-X21

V.35: MWU2000-V35

Directional Antennas with 10 m of cable: 12dBi Transmit/ 12dBi Receive:

MWU2000-1212

12dBi Transmit/ 18dBi Receive: MWU2000-1218

12dBi Transmit/ 24dBi Receive: MWU2000-1224

2.048Mbps Wireless Modem

TECHNICAL:	(0118) 965 6000
SALES:	(0118) 965 5100
FAX:	(0118) 965 5001
ADDRESS:	464 Basingstoke Road, Reading, Berkshire RG2 0QN
WEB:	www.blackbox.co.uk

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Black Box MWU2000-X21, MWU2000-G703, MWU2000-V35 manual 0118 965, Basingstoke Road, Reading, Berkshire RG2 0QN

Contents

Basingstoke Road, Reading, Berkshire RG2 0QN 0118 965 Sales 0118 965 048Mbps Wireless Modem 048Mbps Wireless Modem Contents Set-up and Configuration Properly General About this Manual Introduction Product Description 2.048Mbps Wireless Modem Seamless Communication Error-Free Data TransferVersatility High Speed Communication 048Mbps Wireless Modem Benefits Choice of Antennas, Cables and RF Accessories048Mbps Wireless Modem Components Co-location RS530 Line Interface Unit Fractional T1 With Echo Cancellation Fractional E1 with Echo CancellationModem Separate DSP Transmit and Receive Modems Adaptive Equalization Antennas Radio General Front Panel IndicatorsLine Rx Sync RXD and TXDTX Sync 048Mbps Wireless Modem Connections E1 or Fractional E1 LIU 048Mbps Wireless Modem Connectors Installing the 2.048Mbps Wireless Modem General Installation Antennas and AccessoriesPackage Components To Set the Clock Rate V.35/RS-530/X.21 only To Configure the Unit as Master To Configure Channels with Echo Cancellation- Fractional E1 To Configure Channels Fractional E1 To Configure Channels- Fractional T1 To Configure Channels with Echo Cancellation- Fractional T1 Basic Antenna Uni-8.5 Antennas, Cables and Accessories Medium Gain 12dBi Antenna Uni-12 Basic 8.5 dBi Antenna Showing Installation screws Medium Gain 18dBi Antenna Uni-18 Medium Gain 12dBi Antenna High Gain Antenna Uni-24 Medium Gain 18dBi Antenna High Gain 24dBi antenna Antenna Characteristics RF AccessoriesTPA 24 Transmit Power Amplifier TPA 24 Connections Diagram Installing the TPA Achievable improvement through the use of LNA-10 LNA-10 Low Noise Receive Amplifier LNA Improvement table Installing the AL-1 Lightning Arrestor LNA-10 Cable Connection Diagram Thin Cable Cable TypesThick Cable Low Loss Cable 11. Wall Mount with Azimuth Alignment Only Antenna Sets 12. Wall Mount with Azimuth and Elevation Alignment European Range Table USA Range Table Range Tables Visually Aligning the antennas Antenna AlignmentActivating the front panel LEDs Maximum Unregulated Range Table To activate the front panel LEDs 14. Rssi measurement connection diagram 15. Rssi test point accuracy 048Mbps Wireless Modem Synchronizing Co-located Modem Units 18. Default position NC of the Jumpers in the Receive Module Setting the relevant parameters Installing the Antennas Maximum Number Synchronized Links 21. Connecting Units for Synchronization Connecting the Master units Set-up and Configuration Functions Set-up and ConfigurationAccessing the Set-up and Configuration Functions Main Menu Parameters Menu Mode and Access Control MenuCounters and Tracers Menu Testing System ResetTo access the Parameters Menu To make selections using the Parameters menu E1 Parameters Menu LIU Parameters MenuE1 Parameters Menu Items and Actions Fractional EI Parameters Manu E1 Alarm Buffer Fractional E1 parameters Menu Items and Actions Remote Alarm Method Fractional E1 Alarm Buffer Echo Canceller disabling methodLong haul/Short haul CRC4 Usage T1 Parameters Menu T1 Alarm BufferT1 Parameters Menu Items and Actions Pulse Shape Fractional T1 Parameters Menu 048Mbps Wireless Modem 048Mbps Wireless Modem Superframe Method D4 Yellow Alarm Method CRC6 Usage Echo CancelerBit 7 Zero Suppression Pulse Density Enforcer Fractional T1 Alarm buffer V.35/RS-530/X.21 Parameters Menu Items and Actions 35/RS530/X.21 Parameter MenuDCE/DTE Functionality Options Clock Polarity Loopback Mode Menu Loopback Mode Menu Items and Actions Line Interface Unit Type Menu MCP Parameters MenuLine Interface Unit Type Menu Options MCP Parameters Menu Options Total Link DelayMaster-Slave Modem Initialisation String Central Site Management Using a Dial-up Modem AT&f\n Radio and Modem Parameters Menu 11. Default Modem Rate According to Selected LIU Data Rat10. Radio and Modem Parameters Menu Options Modem Rate Hoping Sequence Remote ParametersAdd/Remove Channels from Test Sequence Switch to Local Monitor Switch to Remote Monitor12. Remote Parameters Menu Options Ping Remote Unit Load Default Values MenuDownload remote database to remote unit Copy database and download to remote unit Parameter Info. Screen 13. Load Default Values Menu options To make selections from the Counters and Tracers Menu To access the Counters and Tracers Menu System Counters 2.048Mbps Wireless Modems Counter display 14. Buffers Name and Description 15. Modem Rate Vs. Buffer Size Channel Tracer Rssi per channel 16. Rssi Levels Channel Tracer Errors Per Channel Time 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 Clear Reset Counter Reset Counters Message Watch AlarmsDescription Correction Remote Frame Alarm Message Rlos framer un-synchronized Radio Alarms Message Warning LIU Clock drift, Check clock configuration General Alarms Message Warning Difference in parameters between two units Site Survey Mode Change Access Rights Menu System Reset Menu Introduction Troubleshooting ⇒ To check the configuration of each unit Problem 2 Poor performance of radio link⇒ To check RF Installation ⇒ 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 Faxes does not work properly If the telephones does not work properly 048Mbps Wireless Modem Wireless Modem Technical Specifications Models Technical SpecificationsRadio Type Transmission Technique Transmitter Output Power Default Modem Rate According to Selected LIU Data RateChannel Bandwidth System Bandwidth Receiver Sensitivity Maximum Spurious LevelReceiver Sensitivity as a Function of the Radio BER Recommended Receive Level Maximum Receive LevelAdjacent Channel Rejection Separate between TX and RX frequencies Adjacent Channel Rejection Maximum Number of Synchronized Links Maximum Number of Links to SynchronizeFilter Curves 101 Line Interface Specifications Fractional E1 Interface Fractional T1 InterfaceInterface RS-530 Interface Connectors Front Panel LED Indicators103 Environmental Specifications Mechanical SpecificationsStandards LNA-10 Technical Specifications TPA 24 Technical Specifications105 Antennas Sets 106 AL-1 Technical Specifications 107 Configuration Options DCE/DTE ConfigurationTable A-1. Possible DTE/DCE Configurations Appendix a V.35/RS-530/X.21 Applications Table A-2. Configuration 048Mbps Wireless Modem Standard Configuration109 Synchronizing your Modem to Another Network RS-530/V.35/X.21 Back-to-Back Configuration Connecting your 2.048Mbps Wireless Modem to another modem DCE Options 111 To set the DCE/DTE mode Setting the DCE/DTE Mode ParameterDTE Options 113 Appendix B E1 / T1 Applications E1/T1 Connections and Common Problems Link Setup 115 E1/T1 LIU Jumper SettingsTable B- 1. E1/T1 Connections Figure B-2. E1/T1 Board Location To access the jumpers 117 Figure B-3. E1 Unbalanced Coax connector, 75 W Figure B-6. T1/DSU Network Interface T1 CSU/DSU Applications 119 E1/T1 Back-to-Back Configuration Appendix C Fractional E1/T1 Applications When to Use the Fractional E1/T1 LIU 121 Table C-1. Channels Characteristic Table C-2. Fractional E1/T1 Connections Fractional E1 LIU Jumper Settings Figure C-2. Fractional E1 Board Location 123 Figure C-3. Fractional E1 Unbalanced Coax connector, 75 W Fractional T1 CSU/DSU Applications 125 Echo Cancellation in Fractional E1/T1 Applications Fractional E1/T1 Back-to-Back Configuration 127 Potential Problems in Fractional E1/T1 Applications To separate DC input Appendix D Installing Other Types of Receive Amplifiers To supply DC input through the RF cable 129 Appendix E Pin Assignments LIU RS-530 Connector Pin AssignmentsE1/T1 and Fractional E1/T1 Pin Connections Table E-1. E1/T1 and Fractional E1/T1 Pin Connections LIU D-25 to V.35 Cable Pin Assignments 131 Figure E-3. LIU D-25 to X.21 Cable Pin Assignments LIU D-25 to X.21 Cable Pin Assignments