Extron electronics SI 3 System INTEGRATOR User Manual

User’s Guide

Compact Full Range Surface Mount Speakers

68-1261-01

Rev. A

11 07

SI 3 System INTEGRATOR

™

SI 3 Speakers • Packaging

Packaging Information

Figure 1 — SI 3 speaker packaging details

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Thick Single Wall
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Bottom Foam

Speakers

(each plastic
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Hex Tool
(plastic wrapped)

Top Foam

Product Label

Wall Mount
Assemblies

Speaker Rear Cover

Introduction

SI 3 Speakers • Introduction

1

About the SI 3 Speakers

The Extron System INTEGRATOR ™ SI 3 full range, compact,
surface mount speaker is ideally suited for classrooms,
conference rooms, and boardrooms. With a weather resistant
construction, it is also suitable for outdoor environments, and
has the following features (see below and page 2).

• 3" full range internal driver

• 75 Hz to 18 kHz, -10 dB frequency response

• 8 ohm nominal impedance

• 16 watts continuous pink noise

• 32 watts continuous program

• Internal driver overload protection circuit

Figure 2 — SI 3 speakers (with front grille removed)

N Refer to packaging information for location.

Carefully remove and check contents before installation.

N Extron recommends that the wiring installation be

performed by a professional audio equipment installer.

C Use cable clamps to hold the cables in place for

strain relief. Trim back/insulate exposed cable
shields with heat shrink to reduce the chance of
short circuits.

N For "Troubleshooting Tips" see pages 10 and 11.

N For "Service Access" see page 9.

SI 3 Speakers • Features

2

Features

Dimensions: 8.75" H x 5.75" W x 5.61" D

(22.2 cm H x 14.6 cm W x 14.24 cm D)

a

Bass reflex port

b

Front locking access (allows for speaker position adjustment)

c

3" full range driver with paper cone

d

Grill and enclosure may be painted to match environment

e

Weather resistant construction

f

Push down spring terminals

g

Wall mount assembly with unique V-Lock™ system included

h

Back cover for use when speakers are not wall mounted

i

Hex tool

j

Extron logo (fits in grill to cover locking port access)

k

Front grill retaining screws (2)

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Figure 3 — Speaker features

Features

Installation

3

SI 3 Speakers • Installation

Installing the SI 3 Speakers

The Extron SI 3 speakers can be mounted on a surface, such as a
wall or post, or mounted in a bookcase, or on a shelf, and can be
used with any Extron product supporting audio.

N If the speakers are to be placed on a horizontal surface such

as a desk or shelf, attach the back cover to enhance the
speaker appearance.

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Extron
SI 3

Surface-mount
Speakers

Laptop

w/ Audio

Document Camera VCR DVD

Projector

PC

RGBHV

S-video

Video

Extron
MLS 406SA

MediaLink Switcher

Figure 4 — Surface speaker application

Desktop or bookshelf applications

1. For quick installation on a desktop or bookshelf, simply
place on a desk, shelf, or other flat surface as desired.

2. Route the speaker wire (Extron recommends using
12-18 AWG) to the speakers.

3. Strip the wire and connect the speakers as described in
"Wiring the speakers" on page 8.