LX Series Digital
Table of Contents
Power Amplifier Assembly
Volume 2, Rev. 1
June 15, 2006
i
TABLE OF CONTENTS
CHAPTER 1 INTRODUCTION
SECTION
PAGE
1.1 Manual Overview...................................................................................1-1
1.2 Assembly Designation Numbers ..............................................................1-1
1.3 Safety ..................................................................................................1-2
1.4 Contact Information ......................................................................... 1-2
1.5 Material Return Procedure ......................................................................1-2
1.6 Limited One Year Warranty for Axcera Products........................................1-3
CHAPTER 2 AMPLIFIER ASSEMBLY DESCRIPTION, MAINTENANCE
& REMOTE CONTROL CONNECTIONS
2.1 LX Series Power Amplifier Chassis Assembly Overview .............................2-1
2.1.1 Power Amplifier Chassis Configurations...........................................2-3
2.1.1.1 125 Watt Power Amplifier Chassis Configuration .....................2-3
2.1.1.2 250 Watt Power Amplifier Chassis Configuration .....................2-3
2.1.1.3 500W Power Amplifier Chassis Configuration..........................2-3
2.1.2 System Configurations..................................................................2-4
2.1.2.1 125W, 250W or 500W System Configurations ........................2-4
2.1.2.2 1 kW System Configuration ..................................................2-4
2.1.2.3 1.5 kW System Configuration ...............................................2-4
2.1.2.4 2 kW System Configuration ..................................................2-5
2.1.2.5 2.5 kW System Configuration ...............................................2-5
2.1.2.6 3 kW System Configuration ..................................................2-6
2.1.3 Power Amplifier Module Assembly, 250W ........................................2-8
2.1.4 Power Supply Module Assembly ...................................................2-10
2.1.5 Front Panel LCD Display Screens..................................................2-10
2.2 External Assembly ...............................................................................2-10
2.2.1 Visual/Aural Metering Board ........................................................2-10
2.3 System Operation................................................................................2-10
2.3.1 Principles of Operation ................................................................2-11
2.4 Maintenance .......................................................................................2-12
2.5 Customer Remote Connections ....................................................... 2-12
CHAPTER 3 SITE CONSIDERATIONS, INSTALLATION AND SETUP PROCEDURES
3.1 Site Considerations................................................................................3-1
3.2 Unpacking the Chassis w/Modules and bandpass filter ...............................3-5
3.3 Installing the Chassis w/Modules and filters..............................................3-5
3.4 AC Input...............................................................................................3-6
3.5 Setup and Operation..............................................................................3-7
3.5.1 Input Connections ........................................................................3-7
3.5.2 Initial Turn On .............................................................................3-8
3.5.2.1 DM8 Digital Modulator Module LEDs on Front Panel.................3-8
3.5.2.2 IF Processor Module LEDs on Front Panel...............................3-8
3.5.2.3 VHF/UHF Upconverter Module LEDs on Front Panel .................3-8
3.5.2.4 Controller Module LEDs on Front Panel ..................................3-9
3.5.2.5 Power or Driver Amplifier Module LEDs on Front Panel ............3-9
3.5.3 Front Panel Screens for the Exciter/Amplifier Chassis Assembly.........3-9
3.5.4 Operation Procedure.....................................................................3-9
