LDI Intellectual Property.
Not for secondary distribution or replication, in part or entirety.
DIGISONDE-4D
SYSTEM MANUAL
VERSION 1.2.11
SECTION 6 - MAINTENANCE 6-1
SECTION 6
MAINTENANCE
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SECTION CONTENTS
Page
SECTION 6 6-1
CHAPTER 1 _ SYSTEM MAINTENANCE FEATURES ............................................................... 6-3
MAINTENANCE CHARACTERISTICS ...................................................................................................... 6-3
PHYSICAL AND ELECTRICAL SPECIFICATIONS .................................................................................. 6-3
SYSTEM POWER ...................................................................................................................................... 6-3
POWER MANAGEMENT ........................................................................................................................... 6-4
INTERNAL CABLING ................................................................................................................................ 6-6
FRONT PANEL CONNECTORS AND CONTROLS ................................................................................. 6-7
ROUTINE MAINTENANCE TASKS SUGGESTED AT YEARLY INTERVALS ......................................... 6-7
TRACKER CARD CALIBRATION.............................................................................................................. 6-8
OOSCILLATOR ADJUSTMENT OR TUNING ......................................................................................... 6-10
MAINTENANCE SPARES RECOMMENDATION ................................................................................... 6-14
BUILT-IN TEST: PERIODIC SELF-DIAGNOSTICS ................................................................................ 6-16
CHAPTER 2 _ REPLACEMENT OF MODULES ....................................................................... 6-22
ACCESSING OR REPLACING LRM’S IN THE DPS MAIN CHASSIS. .................................................. 6-22
DUAL POWER AMPLIFIER CHASSIS .................................................................................................... 6-25
ANTENNA SUB-SYSTEMS ..................................................................................................................... 6-27
CHAPTER 3 _ TROUBLESHOOTING ...................................................................................... 6-27
REPAIR OF FAILED MODULES ............................................................................................................. 6-27
TROUBLESHOOTING DATA COMPUTER ............................................................................................ 6-27
TROUBLESHOOTING CONTROL COMPUTER .................................................................................... 6-28
TROUBLESHOOTING THE POWER INTERFACE BOX ........................................................................ 6-29
TROUBLESHOOTING THE RF POWER AMPLIFIER MODULE ........................................................... 6-29
ANNEX A 6-32
PHYSICAL AND ELECTRICAL SPECIFICATIONS ................................................................................ 6-32
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