Black Box MWU2000-X21 - Manual

Black Box MWU2000-X21

Black Box MWU2000-X21 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – How To Contact your Local Black Box
  • Page 4 – Contents
  • Page 8 – Introduction; About this Manual; Chapter 2 Installation and Antennas; Note: This manual describes
  • Page 10 – Main Features of the 2.048Mbps Wireless Modem; Versatility
  • Page 12 – Line Interface Unit; T1 DSX-1 - Line code B8ZS or Bipolar AMI
  • Page 14 – Medium gain antennas - antenna gain is either 12dBi or 18dBi.; Cable Types
  • Page 15 – Antenna Interface; antenna should be connected to TX and Receive antenna to RX.; Front Panel Indicators; Test
  • Page 16 – Green LED lights indicating radio receiving link active.; TX Sync; Antennas need adjustment.
  • Page 17 – Mbps Wireless Modem Connectors
  • Page 18 – Installation Antennas and Accessories; Package Components
  • Page 19 – Units are shipped from factory with a default setting of Slav; Type; to access the Parameters menu.
  • Page 20 – Model BL512 allows data rates up to 512 Kbps only.
  • Page 22 – from the Main Menu (System Reset) to reset the; Antennas, Cables and Accessories; Antennas
  • Page 28 – Installing the TPA 24
  • Page 29 – LNA-10 Low Noise Receive Amplifier
  • Page 31 – Installing the AL-1 Lightning Arrestor
  • Page 32 – Table 2-3. Attenuation of Standard Cables
  • Page 33 – Antenna Sets; Examples of Black Box Antenna Sets
  • Page 34 – Figure 2-12. Wall Mount with Azimuth and Elevation Alignment
  • Page 35 – Range Tables
  • Page 36 – Antenna Alignment; Step-1 Visually Aligning the antennas; Repeat for each antenna - Rx and Tx on both units.; Step 2 –Activating the front panel LEDs
  • Page 37 – To activate the front panel LEDs:; Line
  • Page 40 – Synchronizing Co-located Modem Units
  • Page 41 – Figure 2-19. Several Co-located modems in a “star” configuration
  • Page 43 – Step-3 Connecting the Master units; Figure 2-21. Connecting Units for Synchronization
  • Page 44 – Set-up and Configuration; Set-up and Configuration Functions
  • Page 46 – The Parameters menu appears.; To make selections using the Parameters menu:
  • Page 47 – at any stage to return to the previous menu (if you press; Esc; before making any
  • Page 48 – E1 Alarm Buffer; The Possible alarms are:; Fractional EI Parameters Manu
  • Page 49 – Table 3-2. Fractional E1 parameters Menu Items and Actions; Remote Alarm Method
  • Page 50 – The most popular method based on transmitting a straight; Fractional E1 Alarm Buffer; No signal is received by the connected end equipment.
  • Page 51 – Pulse Shape; The possible alarms are:
  • Page 52 – Fractional T1 Parameters Menu; See also Appendix C.
  • Page 55 – e: Setting bit number 2 of all channels to 1; The current selection is displayed (the
  • Page 56 – CRC6 Usage; In accordance with the Japanese JT-704 standard.; Bit 7 Zero Suppression
  • Page 57 – Fractional T1 Alarm buffer; has been activated
  • Page 60 – Line Interface Unit Type Menu; Table 3-8. Line Interface Unit Type Menu Options
  • Page 61 – Total Link Delay; buffer
  • Page 62 – Modem Initialisation String
  • Page 63 – ATQ1 - No messages are output
  • Page 64 – Modem Rate; Table 3-11. Default Modem Rate According to Selected LIU Data Rat
  • Page 65 – “shifted” in; Add/Remove Channels from Test Sequence; Switch to remote monitor
  • Page 66 – Switch to Remote Monitor
  • Page 67 – Cancel Operation
  • Page 69 – Counters and Tracers Menu; To access the Counters and Tracers Menu:
  • Page 70 – System Counters
  • Page 75 – Figure 3-12. Time Tracer Max Consecutive Errors Graph; To set the time intervals:; shows, displaying the current resolution.
  • Page 77 – Select the correct LIU type in the LIU parameters menu.; AIS; Check the cable, which connects the end equipment
  • Page 78 – Remote Frame Alarm; Check the cable, which connects the end equipment to the modem.
  • Page 79 – Radio Alarms; The radio receives too much power from one or more channels.
  • Page 82 – Mode and Access Control Menu; Figure 3-13. Mode and Access Control menu; Site Survey Mode
  • Page 83 – System Reset Menu; To access the System Reset; Select 0 if you do not want to reset the system yet.
  • Page 84 – Troubleshooting; Two units are connected but there is no radio link between them; Troubleshooting problems and solutions; Wrong unit configuration
  • Page 85 – To check the configuration of each unit:; Parameters Info. Scree; To check RF Installation:; Counters and Tracers men
  • Page 86 – To correct the configuration:; Parameter Info. Scree; To check synchronization at radio level:; Display system counter; To check each unit configuration:
  • Page 87 – Verify that echo cancellation is not activated on channel 0.; to the end equipment; Problem with the cable connecting the unit and the end equipment.; To check the cable connecting the unit and the end equipment:
  • Page 89 – To reduce echo on voice channels:; Total Link Dela
  • Page 90 – Problem 7: The system resets with an error message
  • Page 92 – Physical problems with the synchronization cable.; Watch Alarms
  • Page 95 – Technical Specifications; Wireless Modem Technical Specifications; Radio Type; Table 5-1. Spectrum Utilization and Modulation
  • Page 96 – Transmitter Output Power
  • Page 97 – Table 5-4. Receiver Sensitivity as a Function of the Radio BER
  • Page 98 – 0dB above sensitivity threshold for an adequate fade margin.; Adjacent Channel Rejection
  • Page 99 – Separate between TX and RX frequencies; Minimum 12MHz for sensitivity degradation of 1dB.
  • Page 100 – Maximum Number of Links to Synchronize; Table 5-6. Maximum Number of Synchronized Links; Filter Curves
  • Page 101 – HDB3 or AMI
  • Page 102 – Fractional T1 Interface; Code HDB3 or AMI
  • Page 103 – x SMA Female
  • Page 104 – RSSI; Power; Operating Temperature
  • Page 105 – TPA 24 Technical Specifications; °C to 5; LNA-10 Technical Specifications; Output Impedance:
  • Page 106 – AL-1 Technical Specifications
  • Page 107 – Operating Environment:
  • Page 108 – DCE/DTE Configuration
  • Page 111 – DCE Options; Jumper configuration:
  • Page 112 – DTE Options; Setting the DCE/DTE Mode Parameter
  • Page 116 – To access the jumpers:
  • Page 120 – Appendix C – Fractional E1/T1 Applications; When to Use the Fractional E1/T1 LIU
  • Page 122 – Fractional E1 LIU Jumper Settings
  • Page 123 – Figure C-2. Fractional E1 Board Location
  • Page 126 – Echo Cancellation in Fractional E1/T1 Applications; Figure C-8. The Source of Echo in Telephony
  • Page 128 – Appendix D - Installing Other Types of Receive Amplifiers; Separate DC input; To separate DC input :; Figure D-1. Separate DC input Using Bias-T Unit Connection Diagram
  • Page 129 – Figure D-2. Jumper Setting for 12 VDC Power Supply
  • Page 130 – Appendix E – Pin Assignments
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2.048Mbps Wireless Modem






TECHNICAL:

SALES:

FAX:

ADDRESS:

WEB:

(0118) 965 6000
(0118) 965 5100

(0118) 965 5001
464 Basingstoke Road, Reading, Berkshire RG2 0QN
www.blackbox.co.uk

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

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Summary

Page 2 - How To Contact your Local Black Box

2 2.048Mbps Wireless Modem SALES: 0118 965 5100 How To Contact your Local Black Box Italy: Australia: Black Box Italia S.P.A Black Box Catalog Australia PTY LTD Tel: 0227400280 Tel: 0398797100 Fax: 0227400219 Fax: 0398702955 Web Site: www.blackbox.it Deutschland: Brazil: Black Box Deutschland Black ...

Page 4 - Contents

4 2.048Mbps Wireless Modem SALES: 0118 965 5100 Contents Introduction ..............................................................................................................................................8 About this Manual .......................................................................

Page 8 - Introduction; About this Manual; Chapter 2 Installation and Antennas; Note: This manual describes

8 2.048Mbps Wireless Modem SALES: 0118 965 5100 Introduction About this Manual The following summary will help you quickly locate the information you need in this User Manual. This introductory chapter contains a description of the product, its main features, components and benefits. Chapter 2; Inst...

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