LightSpeed Technologies 820 installation instructions LightSPEED, Selecting Speaker Location

Models: 820

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LightSPEED

CNXQ™ Flat-Panel Ceiling Speaker Installation Instructions for the 820/850/880iR Receiver/Amplifier

LightSPEED

Start your system installation with the

All LightSPEED speakers should be in

accordance with Uniform Building Code, state

“System Installation” section of the User Manual

and local building department requirements

 

Step 1: Selecting Speaker Location

One CNXQ™ Flat Panel Ceiling Speaker is designed for rooms smaller than 1200 sq. ft. and with a ceiling height of 9–12 feet.

Before starting the system installation, speaker placement needs to be determined. This speaker is designed to

be mounted in the ceiling in or near the middle of the classroom (See figure 1.). The speaker lays directly into the acoustic ceiling grid, so locate the tile that is approximately in the center of the classroom.

Step 2: Installing and Connecting the Speaker Wire

A.Identify a suitable location for the receiver/amplifier where it is easily assessable, close to a power outlet, and at least 6 feet away from any computers.

B.Remove the ceiling tile from the ceiling that was identified in Step 1.

C.Set the ceiling tile on a flat work surface with patterned side facing down. The dimensions of the CNXQ Speaker are 2’ x 2’ Using a straight edge, cut 24” off the

end of a standard 2’ x 4’ ceiling tile as shown in Figure 2. (If the ceiling tile grid is 2’ x 2’, simply remove the tile and replace with the CNXQ speaker).

D.Locate the coil of speaker wire. To connect the wire to the speaker, press down on the colored terminals on the back of the speaker, insert the wire and release the tab to clamp it in place. Insert the black wire into the black-tabbed terminal and the red wire into the red-tabbed terminal.

E.Place the other end of the wire up through the opening in the ceiling and route over the ceiling tiles and back down the wall to the receiver/amplifier. (NOTE: when routing wire overhead, it is important to always follow local building and electrical codes, securing wire as required). Do not connect the wires to the receiver amplifier yet.

F.If installing the speaker into a 2’ x 4’ suspended ceiling, snap the included cross tee into the suspended ceiling grid. Locate the slots in the grid at the center of the 2’ x 4’ area. Insert one end of the tee, then the other so it locks into place.

G.The speaker has an earthquake strap connected to the back so it can be tied off to the ceiling structure for safety purposes. Unscrew one end of the wire from the back of the speaker to be tied off to the ceiling supports. If local building codes do not require the use of an earthquake strap and it is not being used, you should completely remove the strap from the speaker so that does not create unwanted vibration.

H.Lay the CNXQ directly onto the ceiling tile grid as shown in Figure 3. Secure the speaker to the ceiling with the earthquake strap as required by local building codes. Speaker wire should also be secured to the ceiling. DO NOT lay the speaker wire across the back of the speaker to avoid unwanted vibration.

I.Insert the cut tile back into the ceiling.

Room Installation: Top View

Figure 1:

 

CNXQ

 

Cutting a 2’ x 4’ Ceiling Tile

Figure 2:

 

Throw

Remaining
Away
Ceiling Tile

24”

Cut with Straight Edge

Installing the Speaker

 

Figure 3:

 

Ceiling Tile Grid

Cross Tee

 

CNXQ Speaker

 

 

Ceiling Tile

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LightSpeed Technologies 820 installation instructions LightSPEED, Start your system installation with the, Cnxq, Throw