TABLE OF CONTENTS
CHAPTER TWO
INSTALLATION
2.0 INTRODUCTION ................................................................................................................2-1
2.1 UNPACKING AND INSPECTION.....................................................................................2-1
2.2 RACK MOUNTING PROCEDURE.................................................................................... 2-1
2.2.1 TMRA....................................................................................................................2-1
2.2.2 ELEVATED AMBIENT OPERATING TEMPERATURE.................................. 2-1
2.2.3 REDUCED AIR FLOW.........................................................................................2-2
2.2.4 MECHANICAL LOADING.................................................................................. 2-2
2.2.5 CIRCUIT OVERLOADING .................................................................................2-2
2.2.6 RELIABLE EARTHING....................................................................................... 2-2
2.3 ANTENNA/PREAMP INSTALLATION............................................................................2-2
2.4 ANTENNA/PREAMP INTERFACE CONNECTIONS...................................................... 2-2
2.5 PRIMARY POWER CONNECTION .................................................................................. 2-3
2.6 GPS TIMING UNIT INTERFACE CONNECTIONS.........................................................2-6
2.6.1 RS-232 I/O INTERFACE J12 ...............................................................................2-6
2.6.2 PRINTER OUTPUT PORT J11 ............................................................................ 2-7
2.6.3 TIMING OUTPUTS.............................................................................................. 2-7
2.6.4 1PPS INPUT..........................................................................................................2-8
2.6.5 OSCILLATOR CONFIGURATION..................................................................... 2-8
CHAPTER THREE
OPERATION
3.0 INTRODUCTION ................................................................................................................3-1
3.1 OPERATIONAL STEPS......................................................................................................3-1
3.1.1 INITIALIZATION (UNKNOWN POSITION)..................................................... 3-1
3.1.2 INITIALIZATION (KNOWN POSITION)...........................................................3-3
3.2 OPERATIONAL CHARACTERISTICS.............................................................................3-4
3.3 LIQUID CRYSTAL DISPLAY............................................................................................ 3-4
3.3.1 MAIN MENU SCREEN........................................................................................ 3-4
3.3.2 POSITION MENU SCREEN ................................................................................ 3-9
3.3.3 SET-UP MENU SCREEN...................................................................................3-10
3.3.4 RS232 I/O CONFIGURATION MENU SCREEN ............................................. 3-15
3.3.5 MULTIPLE TIME CODE OUTPUTS MENU SCREEN...................................3-16
3.3.6 PRESET COINCIDENCE MENU SCREEN...................................................... 3-16
3.3.7 EXTERNAL FREQUENCY MEASUREMENT MENU SCREEN...................3-17
3.3.8 SINGLE EVENT LOG MENU SCREEN........................................................... 3-18
3.3.9 50/60HZ MEASUREMENT SCREEN ............................................................... 3-19
3.3.10 AUTO DAYLIGHT SAVINGS MENU SCREEN ...........................................3-20
3.3.11 MUX OUTPUT MENU SCREEN .................................................................... 3-21
ET6xxx ExacTime GPS TC & FG (Rev C) Symmetricom Inc
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