212 BPS Alarms
Table A-2. External Alarm Conditions
Alarm Description Audible Corrective Action
Output
overload
Load levels are at or
have exceeded the
configurable threshold
limit for a Level 1
Overload condition.
(Default 100% of
nominal watts rating
but is configurable
from the LCD to be
10–100%).
Alarm clears when the
load drops below 5% of
the set point.
Slow
intermittent
Contact Dell.
Battery test
failed
A weak battery string
was detected during
the last battery test.
Slow
intermittent
Replace the battery. Contact
Dell.
Input AC
under voltage
Utility RMS voltage
less than minimum
valid utility threshold.
Slow
intermittent
Check the utility power.
Input
Under/Over
Freque ncy
Utility frequency out of
usable frequency range.
Slow
intermittent
Check the utility power.