User's Manual
Table Of Contents
- INTRODUCTION
- WARNINGS AND CAUTIONS
- DECLARATION OF CONFORMITY
- FCC NOTICE
- SYSTEM OVERVIEW
- INSTALLATION PREREQUISITES
- PHYSICAL DESCRIPTION
- BSDU DESCRIPTION
- GPS DESCRIPTION
- AC/DC POWER CONVERTER
- MOUNTING THE BASE STATION RADIO (BSR)
- MOUNTING THE BSDU
- MOUNTING THE GPS
- MOUNTING AC/DC POWER CONVERTER
- CABLING THE BSR
- CONNECTING THE SDA-4S TO THE POWER SUPPLY
- CONNECTING POWER CABLE FOR SDA-4SDC
- CONNECTING LIGHTNING AND SURGE PROTECTOR
- CONNECTING THIRD-PARTY EXTERNAL ANTENNAS
- TRADEMARKS AND COPYRIGHTS
- ENVIRONMENTAL
- CONTACT INFORMATION
- REVISIONS
- WARNINGS
- GLOSSARY
System Overview
11
Power
The SDA-4S is a switch providing the MicroMAX BSR with -48 VDC power supply, and
10/100BaseT interface with the subscriber's PCs/network.
The BSDU is also responsible for providing BSRs with -48 VDC power supply and for
synchronizing BSDUs, BSRs and Base Stations (when a GPS is implemented).
An external AC/DC power converter (optional) is available in the event -48 VDC is not
available at BS site. Contact your Airspan supplier
Models
The MicroMAX is available in the following basic physical designs:
MicroMAX with a built-in (integral), internal antenna
MicroMAX with an N-type type RF connector for connecting an optional third-party external
antenna
Note: A MicroMAX with an N-type port for attaching a third-party external antenna does
not provide a built-in antenna.