How To Use This Manual
The fi rst few pages after the Overview and Features
are the hookup diagrams. These show typical setups for
deploying HDA loudspeakers. Next is a detailed tour of
the entire loudspeaker. Throughout the manual are
illustrations with each feature numbered and described
in nearby paragraphs.
We cannot stress enough how important it is that you
read this entire manual. There are specifi c instructions
on rigging safety, power and signal connections, voicing
and more. These notes are all extremely important in
order to get the most out of your HDA loudspeaker(s),
as well as necessary to maintain the utmost safety. The
HDA Owner’s Manual: Learn it. Know it. Live it.
This icon marks infor mation that is critically
important or unique to the HDA.
This icon leads to some explanations of
features and practical tips.
Contents
IMPORTANT SAFETY INSTRUCTIONS 2
HOW TO USE THIS MANUAL 3
CONTENTS 3
INTRODUCTION 4
OVERVIEW 5
FEATURES 5
HOOKUP DIAGRAMS 6
REAR PANEL FEATURES 13
1. MAIN INPUT 13
2. LOOP OUT 13
3. ARRAY MODE 13
1-2 13
3-4 13
3-4 LONG THROW 14
4. POWER LIGHT ON 14
5. SIG/LIMIT LED 14
6. THERMAL LED 14
7. ON LED 15
8. AC MAINS 15
9. AC LOOP 15
10. AC LOOP CIRCUIT BREAKER 15
BOTTOM SURFACE FEATURES 16
11 & 12. DUAL-ANGLE POLE CUP 16
13. COMPRESSION PAD 16
14. RUBBER RUNNERS 16
ARRAY USAGE 17
FLOOR MOUNTING 17
RIGGING 18
RIGGING DESIGN PRACTICES 18
RIGGING HARDWARE AND ACCESSORIES 18
A NOTE ON EYEBOLTS 18
RIGGING NOTES 19
ROOM ACOUSTICS 20
THERMAL CONSIDERATIONS 21
AC POWER 21
CARE AND MAINTENANCE 21
APPENDIX A: EAW RESOLUTION SOFTWARE 22
APPENDIX B: SERVICE INFORMATION 23
APPENDIX C: CONNECTIONS 24
APPENDIX D: TECHNICAL INFORMATION 25
HDA BLOCK DIAGRAM 27
HDA GRAPHS 28
HDA LIMITED WARRANTY 29
3
Owner’s Manual
Owner’s Manual
Part No. SW0872 Rev. A 12/10
©2010 LOUD Technologies Inc. All Rights Re served.
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