Introduction; Users Notice And Disclaimer; Intended Audience - Bosch LA3-VARI-B Installation Manual

6 en | Introduction
2

Introduction

This installation manual describes the recommended installation procedure for the Bosch VARI
range of line arrays. The Bosch VARI is a DSP-based active line array. As well as loudspeaker
drivers, the VARI base units, LA3-VARI-B, LA3-VARI-BH and LA3-VARI-E, contain a
mains‑powered electronics module consisting of a multi‑channel amplifier and a Digital Signal
Processing (DSP) section. The LA3‑VARI-E extension unit contains loudspeaker drivers and a
multi-channel power amplifier powered from the base unit.
This manual describes the following aspects of an installation:
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Notice!
The terms "loudspeaker" and "line array" are both used throughout this manual, and may be
considered synonymous.
2.1

Users notice and disclaimer

Although every effort has been made to ensure the information and data contained in these
Installation Manual is correct, no rights can be derived from the contents.
Bosch Security Systems B.V. disclaim all warranties with regard to the information provided in
these instructions. In no event shall Bosch Security Systems B.V. be liable for any special,
indirect or consequential damages whatsoever resulting from loss of use, data or profits,
whether in action of contract, negligence or other tortious action, arising out of or in
connection with the use of the information provided in these Installation and User
Instructions.
No part of this manual including the software described in it may be reproduced, transmitted,
transcribed, stored in a database system or translated without the express written permission
of Bosch Security Systems B.V. Documentation kept by the end user for back-up purposes is
excluded from the above.
All products and corporate names mentioned in this manual may be registered trademarks or
copyrights of their respective companies. They are used here for indicative purposes only.
Specifications and information contained in this manual are subject to change at any time
without notice.
Copyright 2013, Bosch Security Systems B.V. All rights reserved.
2.2

Intended audience

This manual has been written with installers in mind. Sections in this manual that carry a
Warning sign describe servicing instructions for use by qualified service personnel only. To
reduce the risk of electric shock do not perform any servicing other than that contained in the
operating instructions unless you are qualified to do so.
2018.06 | V1.3 |
Necessary cabling
Connector wiring
Mechanical installation
Line array configuration using the VariControl software application
Installation manual
VARI-directional array
Bosch Security Systems B.V.