Definitive Technology DI 4.5R Owner's Manual page 6

Definitive Technology
• Place the speaker carefully into the cutout. If you have a level, use it
to help you correctly align rectangular speaker models. Tighten the
lock arm screws with a screwdriver [Figure 15]. This will rotate the
lock arms [Figure 16] and secure the speaker to the wall/ceiling.
Do not over-tighten the lock arm screws. If you are using a powered
screwdriver or drill set the torque to a value of 7 in. – lb. (8dN – m)
• Install the grille on the speaker frame. Powerful magnets hold the
grille in place.
Lock arm
screws.
Turn counter
clockwise
to loosen.
Lock arm
screws.
Turn clock-
wise to
tighten lock
arms and
secure speaker
to surface.
6
Figure 13
Figure 15
Figure 14
Figure 16
Lock arms
tucked
in prior
to installing
speaker
in wall.