Extron electronic SI 26X User Manual

SI 26X

User’s Guide

Frame Construction Ceiling Installation

Ceiling Speaker

1

Take the cutout template from the packaging box and
punch out the larger perforated circle. Place the cutout
template against the ceiling and trace the inside of the
circle. Carefully cut out the ceiling material around the
circle.

Trace template.

Cut Material

2

Remove the grill from the speaker.

3

Bring the speaker cable through the hole in the ceiling
and connect the leads to the speaker’s spring terminal
clips.

6

Install the speaker grill.

Apply 4 pieces (supplied) of
black putty to the edge of
the grill.

Packaging

Cutout Template

User’s Guide

Red (+)
Black (-)

4

Insert the speaker through the bottom of the hole in
the ceiling.

5

Loosen the four screws on the front baffle
(counterclockwise) ½ turn. Then tighten the screws
(clockwise) until the dog legs clamp the speaker to
the ceiling.

CAUTION

Do not over tighten screws.

Specifications:

Acoustic & Electrical

Speaker type.................................. 2-way, open back ceiling speaker

Frequency range........................... 50 Hz to 20 kHz, -10 dB, half space

Power capacity.............................. 50 W continuous program,

25 W continuous pink noise

Nominal sensitivity...................... 89 dB, 1 W, 1 m, half space

Nominal impedance .................... 8 ohms

Crossover frequency................... 3 kHz

Nominal coverage........................ 110°

Woofer........................................... 6.5" (165 mm) polypropylene cone

with moisture resistant coating

Tweeter.......................................... 0.75" (19 mm) titanium dome

General

Temperature/humidity................... Storage: -40 to +158 °F (-40 to +70 °C) /

10% to 90%, noncondensing
Operating: +32 to +122 °F (0 to +50 °C) /
10% to 90%, noncondensing

Warranty ....................................... 5 years parts and labor

NOTE All nominal levels are at ±10%.
NOTE Specifications are subject to change without notice.

68-1166-01 Rev. B

04 06

User’s Guide

Suspended Ceiling Installation

SI 26X

Ceiling Speaker

NOTE

An optional ceiling mount kit (Part # 70-533-01)
needs to be purchased separately. Each kit
has the hardware to mount 2 speakers.

1

Remove the ceiling tile where the speaker is to be installed.

2

Cut the hole in the tile. See step 1 of the frame construction
ceiling section on the reverse side of this sheet.

3

Remove the grill from the speaker.

4

Bring the speaker cable through the hole of the cut tile,
then reinstall the tile.

5

Remove the adjacent tile. Place 2 V-rails and 1 C-ring
across the tile where the speaker is to be installed. Insert
the speaker through the bottom of the hole in the ceiling tile.

7

Loosen the four screws on the front baffle
(counterclockwise) ½ turn. Then tighten the screws
(clockwise) until the dog legs clamp the speaker to
the ceiling.

CAUTION

Do not over-tighten screws!

8

Apply 4 pieces (supplied) of black putty (see the reverse
side of this sheet). Install the speaker grille.

Painting the Speaker Baffle

Tear along the smaller perforated line of the cutout
template, marked as paint guard. Push the paint guard
into the front baffle of the speaker. Paint the front.
Remove the paint guard after the paint has dried.

Application diagram:

C-ring

V-rail

6

Connect the wires to the speaker terminal clips (as in step 3
on the reverse side of this sheet).

Audio RCA

VCR

Composite
Audio RCA

DVD

S-video

PC

VGA w/

Audio Cable

C

INPUTS

L

L

POWER

R

Variable
Audio
Output

Projector

MPA 122
OUTPUTS
4/8 Ohms

US

R

REMOTE

L

10V
VOL/MUTE

R

Extron
MPA 122

Mini Power Amplifier

Extron
SI 26X

Two-way Ceiling
Speakers

MUTE

VOLUME

VCM 100 AAP

Extron
VCM 100 AAP

Volume/Mute Controller