User's Manual
MODEL 2130 MARKER BEACON
Rev. A April, 2005 i
This document contains proprietary information and such information may not be disclosed to others for any
purposes without written permission from SELEX Sistemi Integrati Inc.
TABLE OF CONTENTS
Paragraph Description Page #
1. GENERAL INFORMATION AND REQUIREMENTS.................................................................................1-1
1.1 Introduction.......................................................................................................................................................1-1
1.2 Equipment Description.....................................................................................................................................1-1
1.2.1 Monitoring Systems .........................................................................................................................................1-2
1.2.2 Station Control System.....................................................................................................................................1-4
1.2.3 Remote Control and Status Equipment (Optional).......................................................................................1-4
1.2.4 Remote Maintenance Monitoring System.....................................................................................................1-5
1.2.5 RMM Functions................................................................................................................................................1-5
1.2.6 RMM Security...................................................................................................................................................1-6
1.2.7 Environmental Monitoring...............................................................................................................................1-6
1.2.8 Transmitter Description....................................................................................................................................1-7
1.2.8.1 Cabinet Assembly (Unit 1)...............................................................................................................................1-8
1.2.8.2 RMS Processor CCA (1A4).............................................................................................................................1-8
1.2.8.3 Local Control Unit (LCU) CCA (1A3).............................................................................................................1-8
1.2.8.4 Power Control Panel Assembly (1A1)............................................................................................................1-9
1.2.8.5 Power Supply Assembly (1A1A2)..................................................................................................................1-9
1.2.8.6 RF Power Amplifier /Monitor CCA (1A2/1A5).............................................................................................1-9
1.2.8.7 Transmitting Antennas ....................................................................................................................................1-9
1.2.8.8 Portable Maintenance Data Terminal (PMDT) (Optional)..........................................................................1-9
1.2.8.9 Battery Backup Unit (Unit 4)...........................................................................................................................1-9
1.3 Equipment Specifications Data.....................................................................................................................1-13
1.4 Equipment and Accessories Supplied.........................................................................................................1-16
1.5 Equipment Required but not Supplied.........................................................................................................1-17
1.6 Optional Equipment........................................................................................................................................1-17
2. TECHNICAL DESCRIPTION...........................................................................................................................2-1
2.1 Introduction.......................................................................................................................................................2-1
2.2 Antenna Operation...........................................................................................................................................2-1
2.3 Marker Beacon Transmitter Theory of Operation........................................................................................2-1
2.3.1 Marker Beacon Amplifier/ Monitor Theory of Operation...........................................................................2-1
2.3.1.1 Marker Beacon Amplifier/ Monitor Block Diagram Theory........................................................................2-2
2.3.1.2 Marker Beacon Amplifier/ Monitor Detailed Circuit Theory......................................................................2-4
2.3.1.2.1 Power Supply.....................................................................................................................................................2-4
2.3.1.2.2 Synthesizer.........................................................................................................................................................2-4
2.3.1.2.3 Microprocessor Digital Section......................................................................................................................2-5
2.3.2 Marker Beacon RMS Theory of Operation...................................................................................................2-5
2.3.2.1 RMS CCA (012147) (1A4) Block Diagram Theory........................................................................................2-5
2.3.2.2 Marker Beacon RMS CCA Detailed Circuit Theory.....................................................................................2-7
2.3.3 Local Control Unit (1A1) Simplified Theory of Operation........................................................................2-11
2.3.3.1 Local Control Unit (1A1) Block Diagram Theory .......................................................................................2-11
2.3.3.1.1 DC to DC Converter........................................................................................................................................2-11
2.3.3.1.2 Power Fail Detectors.......................................................................................................................................2-11
2.3.3.1.3 Key Switch Registers......................................................................................................................................2-12
2.3.3.1.4 Parallel Interface..............................................................................................................................................2-12
2.3.3.1.5 1.8432MHz Oscillator/Divider Chains..........................................................................................................2-12
2.3.3.1.6 Positive Alarm Register..................................................................................................................................2-13
2.3.3.1.7 Negative Alarm Register................................................................................................................................2-13
2.3.3.1.8 20 Second Delay Counter...............................................................................................................................2-13
2.3.3.1.9 LCU Transfer Control State Machine #1 and #2 and Discrete Controls.................................................2-13