AT&T PagePac Plus AmpliCenter - Manual (Page 29)

Connecting Speakers
Using common industry standard procedures or accepted practices of
AT&T for telephone equipment, mount speakers and adjust speaker top for
each paging zone and run the appropriate cable for 70 volt speaker
systems. Use class 2 wiring, and comply with any local safety codes.
The speakers are wired to the AmpliCenter using either of two methods
(figure 3-5). Recommended cable size is 24-22 AWG minimum for
20-watts, 18-20 AWG for 100-watts, and 16-18 AWG for 300-watts, with
shielded cable for all speakers with talkback.
Connect speaker wire to 70V output connector on rear of AmpliCenter unit.
NOTE: If paging zones use the
If there are long speaker runs, it is recommended to use a larger gauge
talkback feature, cabling must be solid wire.
shielded and grounded at the
AmpliCenter connector, not the
speaker.
HOME RUN METHOD
SPEAKERS
T W O
WIRES
AMPLICENTER T W O
WIRES
66-TYPE
CONNECTION
BLOCK
T W O
WIRES
SPEAKER-TO-SPEAKER METHOD
SPEAKERS
AMPLICENTER
Figure 3-5. Speaker Run Method
3-8 Installing the Hardware