72
Audio Command Center Series Manual —
P/N 51889:E1 6/8/2010
Operating Instructions
Operation
from the local/integral microphone will override paging operations from the optional Remote
Microphone.
Refer to Section “S3 DIP Switch Settings on ACC-25/50 Motherboard (ACC-MCB)”
on page 37 and the
ACC-25/50DA Manual, Document #52265,
for additional information.
All-Call General Page Using Local Microphone
Selecting the All-Call push-button and pressing the local microphone push-to-talk switch will
direct paging audio to all speaker circuits.
All-Call General Page Using Optional Remote Microphone
Pressing the remote microphone push-to-talk switch will direct paging audio to all speaker circuits,
and illuminate the All-Call and Audio On/Off buttons on the keypad.
Note that Remote Micro-
phone All-Call functionality is DIP switch programmable for the ACC-25/50. Set the DIP switch to
ON. Refer to Section “S3 DIP Switch Settings on ACC-25/50 Motherboard (ACC-MCB)” on
page 37.
All-Call Emergency Page Using Local Microphone
Selecting the All-Call push-button and pressing the local microphone push-to-talk switch will
interrupt the tone/voice message and direct paging audio to all speaker circuits. The system will
revert back to the tone/voice message if the microphone key is held for more than 3 minutes.
All-Call Emergency Page Using Optional Remote Microphone
Pressing the remote microphone push-to-talk switch will interrupt the tone/voice message and
direct paging audio to all speaker circuits, and illuminate the All-Call and Audio On/Off buttons on
the keypad. The system will revert back to the tone/voice message if the remote microphone key is
held for more than 3 minutes.
Note that Remote Microphone All-Call functionality is DIP switch
programmable for the ACC-25/50. Set the DIP switch to ON. Refer to Section “S3 DIP Switch Set-
tings on ACC-25/50 Motherboard (ACC-MCB)” on page 37.
All-Call During FACP Activated Alarm
Selecting the All-Call push-button will direct the FACP activated tone/voice message audio to all
speaker circuits.
All-Call During Manual Evacuation/Alert
Selecting the All-Call push-button and pressing one of the Message push-buttons will direct the
tone/voice message audio to all speaker circuits.
All-Call With Distributed Audio Panels
Selecting the All-Call pushbutton activates the Master Command Bus (ACC-25/50 ONLY), which
triggers all Distributed Audio Panels. All-Call Paging or Messaging is generated over all speaker
circuits.
4.5.7 All-Call: ACC-25/50ZS & ACC-25/50ZST
The ACC-25/50ZS & ACC-25/50ZST uses the Zone Page Module (ACC-ZPM) for control of
audio zones. Pressing the All-Call push-button will activate
all non manually deactivated
speaker
circuits on the Zone Page Module, activate the Audio Amplifier Module (ACC-AAM25) output(s).
The S3 DIP switches on the ACC-25/50ZS & ACC-25/50ZST motherboard must be set for single
zone operation. Note the All-Call paging from the local/integral microphone will override paging
from the RPJ-F and Remote Microphone. Paging from the RPJ-F will override paging operations
from the Remote Microphone. Refer to Section “S3 DIP Switch Settings on ACC-25/50 Mother-
board (ACC-MCB)” on page 37.
All-Call General Page Using Local/Integral Microphone
Selecting the All-Call push-button and pressing the local microphone push-to-talk switch will
direct paging audio to all Zone Page Module speaker circuits.
