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.