Area of Rescue Command Unit
Installation Guide
Model AOR-5 / Model AOR-10
Page
20
of
23
Rev. 4/13/2022
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IX.
System Faults
1.
Fault Condition:
a.
Audible Indicator
–
When any fault occurs, a steady tone will be emitted from the
Command Unit.
b.
Visual Indicator for Opens
–
When an open occurs on an AOR-CSE Station cable run,
the respective
FAULT
LED(s) will flash on the Command Unit panel indicating the
specific station location(s) with the fault.
c.
Visual Indicator for Shorts
–
When a short occurs on an AOR-CSE Station cable run,
the respective
FAULT
LED(s) will flash on the Command Unit panel indicating the
specific station location(s) with the fault.
d.
Visual Indicator for PSTN/POTS Telephone Line Fault
–
When the PSTN/POTS
telephone line has an open or a short, the
OUTSIDE LINE FAULT
LED will flash on the
Command Unit panel.
e.
Visual Indicator for System Ground Fault
–
When a system ground fault occurs at the
Command Unit, the
GROUND FAULT
LED will flash on the Command Unit panel.
f.
Visual Indicator for Battery Fault
–
When a battery fault occurs at the Command Unit,
the
BATTERY FAULT
LED will flash on the Command Unit panel.
g.
Visual Indicator for Power Fault
–
When a primary power loss occurs at the Command
Unit, the
POWER
LED will disengage on the Command Unit panel.
2.
Correcting Faults:
a.
Opens/Shorts on an AOR-CSE Station Cable Run
–
Check cable for continuity and
repair or replace cable.
b.
Opens/Shorts on the PSTN/POTS Telephone Line Cable Run
–
Check cable for
continuity and repair or replace cable.
c.
System Ground Faults
–
Check the Command Unit for proper electrical grounding and
correct any ground loops.
d.
Battery Faults
–
Check the voltage level of the backup battery. Replace the battery if
the voltage level is low.
e.
Power Faults
–
Check that primary power is available
—restore primary power.
3.
Temporarily Silencing a Fault Condition:
Use the
FAULT RESET
key switch to silence the audible fault indicator. The audible alarm will
be temporarily silenced until the next timed supervisory test occurs (programmable with a
factory default of every 23 hours). If the fault remains during the next timed supervisory test,
the audible alarm will be provided again.
The LED fault indicators will remain in their trouble condition until the faults have been fully
corrected.
4.
Resetting Fault Condition:
When any faults have been corrected, use the
FAULT RESET
key switch on the Command
Unit panel to have it conduct its supervisory tests and clear audible and visual alarms for any
corrected faults.
Any faults that have not been corrected will continue to provide a visual alarm. The audible
alarm will return on the next timed supervisory test (programmable with a factory default of
every 23 hours) if the fault is still present.
