3Com Prestige Series Power Supply User Manual


 
71
Powerware
®
Prestige Series Installation andOperator’sManual forIBM Applications (3000 VA) Uncontrolled Copy
CHAPTER 7
TROUBLESHOOTING
The Prestige UPS is designed for durable, automatic operation and also
alerts you whenever potential operating problems may occur. Use the
following troubleshooting chart to determine the UPS alarm condition.
Unlit
Amber
Green
Flashing
Indicator Legend
Condition Possible Cause Action
UPS does not turn on.
UPS is not plugged in. Plug UPS into working outlet.
Faulty wall socket. Test wall socket, repair as required.
UPS input breaker is tripped. Reduce load, then reset breaker.
Load does not turn on. UPS has not been activated.
Press the Output On button for one
second, then release.
UPS beeps occasionally. Normal operation. None. UPS is protecting your
equipment.
UPS input breaker trips. Load fault. Check the load.
Disconnect faulty load equipment.
Wait several minutes before resetting
the UPS input breaker.
Restart the load.
indicator remains
lit, even though line
l
Utility line is out of
specification.
Test wall socket, repair as required.
,
g
voltage is present.
UPS input breaker is tripped.
Reduce load, then reset breaker.
UPS does not provide
the expected backup
t
i
Low battery capacity. Allow battery to charge for 24 hours,
then retest.
time.
Protected equipment power
requirements exceed UPS
capacity.
Reduce load, then retest.