Table Of Contents - Cal Power TrueWave TW5250 Service Manual

TABLE OF CONTENTS

Warranty......................................................................................................................... i
Safety Notice.................................................................................................................iii
Safety Symbols ............................................................................................................ iv
SECTION 1 - THEORY OF OPERATION
1.1 INTRODUCTION...............................................................................................1-1
1.2 SYSTEM OVERVIEW .......................................................................................1-1
1.3 INTERCONNECTION .......................................................................................1-3
1.4 DIGITAL CONTROL BOARD ............................................................................1-4
1.5 ANALOG PROCESSOR BOARD......................................................................1-6
1.6 HOUSEKEEPING BOARD (HSKP)...................................................................1-7
1.7 POWER CONDITIONER MODULE ..................................................................1-8
1.7.1 RECTIFIER INPUT ..............................................................................1-8
1.7.2 POWER FACTOR CORRECTION (PFC) INPUT ................................1-8
1.7.3 DC/DC CONVERTER ..........................................................................1-9
1.8 AMPLIFIER MODULE .......................................................................................1-9
1.9 GLOSSARY.....................................................................................................1-10
SECTION 2 - MAINTENANCE AND TROUBLESHOOTING
2.1 GENERAL ........................................................................................................2-1
2.2 FACTORY REPAIR ..........................................................................................2-1
2.3 REQUIRED TEST EQUIPMENT ......................................................................2-2
2.4 PERIODIC MAINTENANCE .............................................................................2-2
2.5 FAULT SYMPTOMS / TROUBLESHOOTING ..................................................2-3
2.6 DISASSEMBLY & RE-ASSEMBLY ..................................................................2-5
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