User Guide
4.  Cut a hole for the CS 26T speaker. Use the provided cutout template to outline the 
hole to be cut in the ceiling tile as described below. (If the ceiling tile will not be installed 
during this phase of the installation, skip to step 6.)
a.  Remove the ceiling tile. 
b.  To find the center of the tile, use a tape measure to measure the space between 
two opposite corners, and mark the half-way point. 
c.  Position the center hole of the cutout template directly over the center of the tile 
that you marked in step4b.
d.  Using the provided cutout template, trace a circle on the ceiling tile as follows:
For installations in ceiling tiles that are NOT fiberglass: Trace a circle around 
the CS 26T cutout template. 
NOTE:  The fiberglass tile adapters are not needed and can be discarded.
For installations in 1-inch (0.25 cm) thick fiberglass ceiling tiles with 
the CS 120P:
NOTE:  A set of fiberglass tile adapters is provided with both the CS 26T and 
the CS 120P. Only one set is needed to install the CS 26T with the CS 120P 
kit in a 1-inch (0.25 cm) thick fiberglass tile. The adapter works only with 
1-inch (0.25 cm) thick fiberglass tile.
i.  Place the fiberglass tile adapter around the outer diameter of the template that 
was positioned in step 4c.
ii.  Trace a circle around the outer diameter of the adapter.
e.  Cut out the circle traced in the ceiling tile.
f.  Replace the tile in the ceiling.
5.  Remove the adjacent ceiling tile — To facilitate the installation process, remove the 
tile adjacent to the ceiling tile where the CS 26T will be installed. 
6.  Remove the cover plate — Loosen (do not remove) the two screws on the cover 
plate and remove it, as shown in figure 26.
Cover Plate
Figure 26.  Removing the Cover Plate
CS 26T and CS 120P User Guide • Installation 16










