Extron Electronics FF 220T User Guide - Manual (Page 9)

4. Routing cables through the transformer cover plate — Slide and remove the
terminal cover plate. The transformer cover plate is mounted to the speaker with the
transformer side down. See the illustration below.
Black (-)
To Second
Speaker Red (+)
Red (+)
Black (-)
From Amplifier
(70V/100V)
(Red) To Speaker
(+) Terminal
(Black) To Speaker
(-) Terminal
NC
1 W
2 W
4 W
8 W
16 W
COM 70 V
100
V CO M
NC
16 W
8 W
4 W
2 W
1 W
Figure 3. Routing the Cables Through the Cover Plate
5. When using flexible conduit — Route the wires through the conduit. Insert the
conduit into the cover plate opening using an appropriate conduit adapter, and secure
the conduit to the plate. Pull the wires out of the conduit and through the cover plate.
See the figure below.
Transformer Cover Plate
Secondary Support Cable
Pass Through Loop
Flexible Conduit
Flexible Conduit Adapter
Rear of Speaker
Figure 4. Flexible Conduit Wiring
NOTE: Installation of conduit and conduit adapters should conform to all applicable
building codes and local ordinances.
FF 220T User Guide • Installation 5