Filter
Top Products
14-10 August 2003 Access Navigator - Release 1.8
Alarm Clearing
Clear Alarms – EOC
System Alarm State
Change
Event Report Service Problem
(5ESS only).
The severity of the system alarm
state has changed. Only those
events reportable to the switch and
excluding Service Problems are
included in the system alarm state.
The alarm is cleared after all
events reportable to the switch
have been cleared.
Table 14-6 EOC Minor Alarm Message and Trouble Clearing Procedure
Event Message Description Trouble Clearing Procedure
-48V DC power A/B
Low or Missing
Event Report Power Problem.
-48V DC power supply to the
controller (A or B) is low or
missing. Under normal condition
power is shared between controller
cards.
Check power cable connection or
battery voltage of the reporting
controller card.
Alarm Count List
Change
Event Report Service Problem.
(Reported only if the alarm count
list has been created. The alarm
count list is created by DMS
switches.)
The number of alarms active in the
Access Navigator has changed.
Only those alarms reportable to
the switch and excluding Service
Problems are included in the alarm
count list.
The alarm is cleared after all
events reportable to the switch
have been cleared
Alarm Input 1/2/3
Detected
Event Report Environmental
Problem. Contact closure was
detected on the indicated alarm
input (1,2, or 3). Alarm inputs can
be wired to the facility alarm
system. Under normal conditions
the facility alarm system should
provide open contacts to the alarm
inputs. Providing contact closure
to an alarm input results in this
alarm.
The alarm is cleared when the
contact is opened.
Table 14-5. EOC Major Alarm Message and Trouble Clearing Procedure
Event Message Description Trouble Clearing Procedure