36 Audio Command Center Series Manual — P/N 51889:E1 6/8/2010
Field Programming S1 DIP Switch Settings on ACC-25/50 Series Motherboard (ACC-MCB)
2.1 S1 DIP Switch Settings on ACC-25/50 Series Motherboard
(ACC-MCB)
• Switch 1 - Temporal pattern generated per ANSI S3.41 when Switch 1 is ON and Switches 2
and 3 are OFF
OFF = No temporal pattern - tone generated as selected by Switches 2 and 3 (factory
default setting).
ON = 3 Cycles of Temporal pattern generated on steady tone. Switches 2 and 3 must be in
the OFF position.
• Switches 2 and 3 - used to determine what tone will be transmitted over the speakers before
and after the message is transmitted as well as the backup tone to be transmitted if the digital
voice generator fails.
• Switch 4 - used to determine if the tone selected by S1 switches 2 and 3 will be generated
before the message is transmitted:
OFF = No tone before message
ON = Tone before message (factory default setting)
• Switch 5 - used to determine if the tone selected by S1 switches 2 and 3 will be generated after
the message is transmitted:
OFF = No tone after message (factory default setting)
ON = Tone after message
• Switches 6, 7 and 8 - used to determine the number of times the voice message will repeat.
SWITCH
2
SWITCH
3
TONE TRANSMITTED BEFORE AND AFTER
DIGITAL VOICE MESSAGE
OFF OFF STEADY
OFF ON SLOW WHOOP (factory default)
ON OFF Hi-Lo
ON ON CHIME
Table 2.5 Switch Settings for Tones
NOTES:Tone Before/After only applies to Message 1 (Fire Evac). Messages 2 through 5 do not
generate a tone before or after the message.
SWITCH
6
SWITCH
7
SWITCH
8
NUMBER OF TIMES TO REPEAT DIGITAL VOICE
MESSAGE
OFF OFF OFF Tone Only, No Voice1
1 Some jurisdictions require tone evacuate only. This option prevents voice
messages from being generated. Verify with local AHJ if voice message is
allowed and the number of time the message may be repeated.
ON OFF OFF 3
OFF ON OFF 4
ON ON OFF 6 (factory default)
OFF OFF ON 8
ON ON ON INFINITE (until FACP trigger is reset)
All other settings for switches 6, 7 and 8 are invalid and will default to a message repeat of 3 times.
Table 2.6 Switch Settings for Message Repeat