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7.
Test the system by powering on the amplifier and listening for the correct response from the speakers. Disconnect the power
from the amplifier.
Completing the Installation
NOTE:
Observe all applicable building codes and local ordinances when installing the speaker.
1.
Ceiling tile installation —
a.
For installation in a 2 feet x 2 feet ceiling tile, remove a tile and place the speaker on the existing support rails as shown
in figure 12.
Extron
SF 228T Plus
Two-way Ceiling
Speakers
Ceiling Tile
Rails
Figure 11.
2 Feet x 2 Feet Ceiling Tile Installation
b.
For installation in a 2 feet x 4 feet ceiling tile, remove a tile and cut the tile in half. Install the supplied T-rail crosspiece,
then replace the half-tile as shown in figure 13.
Extron
SF 228T Plus
Two-way Ceiling
Speakers
Existing
Ceiling Tile
Rails
Figure 12.
2 Feet x 4 Feet Ceiling Tile Installation
Set the speaker in place in the ceiling and position it so the speaker edges are hidden by the existing rails or T-rails.
2' x 2'
Ceiling Tile
T-rail
Crosspiece
(supplied)
2' x 4'
Ceiling Tile
7
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