User Manual

Demand Assignment
System Overview IXL 001
605-0000-450
Draft Issue 1.3dr Date 8/02/00
Page 1 of 6 © Copyright Airspan Communications Corporation 1998
INDEX TASK LIST
PREFACE:
Safety Instructions Warnings and Cautions
User Response Form
ACCESS: ICL, IXL
Issue Control List ................................................................................................ICL-001
Index Task ListIXL-001
GENERAL SYSTEM INFORMATION: GSI
Introduction.......................................................................................................... GSI-001
1. General Purpose of Document.................................................................................1
2. Scope of Document.................................................................................................1
System Overview. .................................................................................................GSI-002
1. AS4000 Overview...................................................................................................1
1.1. AC Switch Interface............................................................................................3
1.2. The DA Radio Interface ......................................................................................3
1.3. AS4000 DA Channel Structure............................................................................4
1.4. Services supported: .............................................................................................4
1.5. Data Services Support.........................................................................................6
2. The Central Terminal...............................................................................................7
2.1. The Antenna and Feeder sub-system....................................................................8
2.2. Central Terminal DA Rack ..................................................................................8
2.2.1. The RF Combiner Shelf ...............................................................................8
2.2.2. Modem Shelves ...........................................................................................8
2.3. Central Terminal Expansion Rack........................................................................9
2.3.1. Modem Shelves ...........................................................................................9
2.3.2. Alarm and Breaker Panel .............................................................................9
3. The Access Concentrator ......................................................................................10
4. Subscriber Terminals.............................................................................................11
4.1. The Subscriber Terminal Installation..................................................................12
4.2. Antenna.............................................................................................................12
4.3. Antenna Mounting Bracket................................................................................13
4.4. IF Drop Cable ...................................................................................................13
4.5. Subscriber Terminal Types ................................................................................13
5. The Management System ......................................................................................14
6. System Interfaces..................................................................................................15
6.1. AC Management Interface.................................................................................15
6.2. CT Management Interface .................................................................................15
6.3. Customer Interfaces ..........................................................................................15
6.4. The Exchange Interface.....................................................................................15
7. AS4000 Air Interface ............................................................................................16