351804-1 Rev. 100
COM5000-8 TECHNICAL MANUAL
TABLE OF CONTENTS
Section Description ...............................................................................................................................Page
GENERAL ................................................................................................................................................. v
CONFIGURATION ............................................................................................................................................ v
5-kW TRANSMITTER PERFORMANCE SPECIFICATIONS (*) .................................................................... vi
SCOPE OF MANUAL ..................................................................................................................................... vii
GENERAL SAFETY INFORMATION ............................................................................................................. vii
CHAPTER 1 DESCRIPTION ........................................................................................................................ 1
1. INTRODUCTION ..................................................................................................................... 1
1.1 GENERAL ............................................................................................................................... 1
1.2 FEATURES ............................................................................................................................. 1
CHAPTER 2 INSTALLATION ...................................................................................................................... 2
2.1 GENERAL ............................................................................................................................... 2
2.1.1 Government Regulations ........................................................................................................ 2
2.1.2 Inspection ................................................................................................................................ 2
2.1.3 General Installation ................................................................................................................. 2
2.1.4 Rack Cabinet Installation ........................................................................................................ 3
2.1.4.1 Module Removal ..................................................................................................................... 3
2.1.4.2 Rack Cabinet Mounting ........................................................................................................... 4
2.1.4.3 Reconnecting Cables To Modules .......................................................................................... 7
2.1.4.3.1 Power Supply Module Connections ........................................................................................ 7
2.1.4.3.2 System Controller Module Connections .................................................................................. 8
2.1.4.3.3 Additional Module Connections ............................................................................................... 9
2.1.4.4 External Connections To The Transmitter ............................................................................ 10
CHAPTER 3 OPERATION ......................................................................................................................... 11
3.1. INTRODUCTION ................................................................................................................... 11
3.2 CONTROLS AND DISPLAYS ............................................................................................... 11
3.2.1 Power Supply Module ........................................................................................................... 11
3.2.2 PA Module ............................................................................................................................. 13
3.2.4 T-4180 Exciter Module .......................................................................................................... 16
3.3 TRANSMITTER SYSTEM OPERATION............................................................................... 16
3.3.1 General .................................................................................................................................. 16
3.3.2 Operating The Transmitter .................................................................................................... 16
3.3.3 Transmitter External Control Protocol ................................................................................... 17
3.3.4 Continuous Bit Operation ...................................................................................................... 17
CHAPTER 4 FUNCTIONAL DESCRIPTION ............................................................................................. 25
4.1 INTRODUCTION ................................................................................................................... 25
4.2 COM5000-8 SYSTEM ........................................................................................................... 25
4.3 1.25KW PA MODULE ........................................................................................................... 25
4.4 COMBINER MODULE........................................................................................................... 28
4.5 SYSTEM CONTROLLER MODULE ..................................................................................... 28
4.6 POWER SUPPLY MODULE ................................................................................................. 30
CHAPTER 5 MAINTENANCE .................................................................................................................... 31
5.1 INTRODUCTION ................................................................................................................... 31
5.2 RECOMMENDED TEST EQUIPMENT................................................................................. 31
5.3 PERIODIC MAINTENANCE .................................................................................................. 31
To Next Page
Loading...