Connecting The Office Alarms - 3Com 3C63400-3AC-C - PathBuilder S700 Switch Reference Manual

48 C 2: I
HAPTER NSTALLATION
Common
System
You must verify the front panel indicator sequence illustrated in Figure 23.
Figure 23 Management CPU LEDs and ACO Button
1. 2.
Power
Inservice
Fail
Test
Active
Critical
Major
CPU
LEDs
Minor
ACO
Power
Up
Power On
Tests
Completed
The PathBuilder S700 supports both an audible and a visual alarm, but the ACO
extinguishes only the audible alarm.
Connecting the Office Alarms
As shown in Figure 24, the PathBuilder S700 features three alarm connectors on
the rear of the unit:
External alarm—Connect up to three external alarms from outside
n
equipment.
Visual alarm—Connect a visual alarm that will illuminate whenever a critical,
n
major, or minor alarm occurs on the shelf. To extinguish the visual alarm, you
must clear the alarm.
Audible alarm—Connect an audible alarm that will ring whenever a critical,
n
major, or minor alarm occurs on the shelf. To extinguish the audible alarm,
clear the alarm or press the ACO button on the front of the MCPU module.
Slot 1
ACO
Button
Slot 18