User Manual
Table Of Contents
- 1 About this Guide
- 2 System Overview
- 3 Installation Prerequisites
- 4 Physical Description
- 5 BSDU Description
- 6 GPSD Description
- 7 GPS Description
- 8 AC/DC Power Converter
- 9 Mounting the Base Station Radio (BSR)
- 10 Mounting the BSDU
- 11 Mounting the GPS
- 12 Mounting the AC/DC Power Converter
- 13 Cabling the BSR
- 14 Connecting the SDA-4S to the power supply
- 15 Connecting Power Cable for SDA-4SDC
- 16 Connecting BSDU to AC/DC Power converter
- 17 Lightning and Surge Protection
- 18 Connecting Third-Party External Antennas
- 19 Appendix
MicroMAX Hardware Installation User Guide
Page 66 Commercial in Confidence UWB-D00068 Rev J
Note: Pins not defined are not used.
To connect the BSDU's 10/100/1000 Base-T ports to the provider's backbone:
1. Connect the 8-pin RJ-45 connector, at one end of the cable, to no. 1 of the BSDU's
10/100/1000 Base-T ports, (labeled 1).
2. Connect the other end of the cable to the backbone network.
Figure46‐BSDU‐to‐backhaulnetwork
13.5 Connecting BSDUs
You can connect two (2) BSDUs at a Base Station. You can connect BSDUs by connecting the
10/100/1000 Base-T ports between BSDUs using a crossover cable.
The following lists the cable setup for BSD chaining:
¾ Cable: RJ-45-to-RJ-45 crossover
¾ Connector: 8-pin RJ-45
¾ Connector pinouts:
Table26‐BSDUconnectingcableconnectorpinouts
Crossover cable
8-PIN RJ 45
(BSDU'S 10/100/1000 BASE-T PORT)
8-PIN RJ 45
(BSDU'S 10/100/1000 BASE-T PORT)
Pin SIGNAL Pin SIGNAL
1 Tx+ 1 Rx+
2 Tx- 2 Rx-
3 Rx+ 3 Tx+
6 Rx- 6 Tx-