HP R1500 - UPS XR User Manual page 37

Troubleshooting
Table 5-1: Troubleshooting
Symptom
The Utility LED ( ) is
red.
The Utility LED ( ) is
flashing red and solid
green.
The Utility LED ( ) is
flashing green and
solid red.
The Utility LED ( ) is
red, the On Battery
LED ( ) is flashing
red, and an audible
alarm sounds.
The Utility LED ( ) is
green, the General
Alarm LED ( ) is
flashing red, the
Overload LED is red,
and an audible alarm
sounds.
The Utility LED ( ) is
green, the General
Alarm LED ( ) is
red, and the Bad
Battery/Low Battery
LED ( ) is flashing
red.
The Utility LED ( )
and the On Battery
LED ( ) are flashing
red.
5-2
continued
Possible Cause
The utility input voltage is above
the normal range and the UPS
is in Buck mode.
The utility input voltage is below
the normal range and the UPS
is in Single Boost mode.
The utility input voltage is below
the normal range and the UPS
is in Double Boost mode.
The utility input voltage is
outside the +20% to –30%
nominal range.
There is a UPS overload while
online.
The battery voltage failed a
self-test.
The utility voltage is too high or
too low.
The utility frequency is out of
tolerance.
HP Uninterruptible Power System R1500 XR Models User Guide
Suggested Action
No action is required. When the utility
input voltage returns to normal, the
UPS will return to normal.
No action is required. When the utility
input voltage returns to normal, the
UPS will return to normal.
No action is required. When the utility
input voltage returns to normal, the
UPS will return to normal.
If this condition exists for an extended
period of time, the configuration may
need to be changed to be consistent
with the utility voltage level. The UPS
is in battery mode. Save your current
work and prepare to power down the
equipment.
Contact a qualified electrician to verify
that the utility power is suitable for the
UPS.
Power the loads down, and then power
the UPS down. Reduce the amount of
load on the UPS and restart the UPS
and the loads.
If the load is not exceeding the
capacity of the UPS, contact an
authorized service representative.
Allow the UPS to charge the batteries
for 24 hours. Initiate a self-test. If the
LEDs remain illuminated, replace the
batteries.
The utility voltage is higher or lower
than the UPS operating range. The
UPS switches to battery power. If this
happens repeatedly, update the
configuration.
Contact a qualified electrician to verify
that the utility power is suitable for the
UPS.
Contact a qualified electrician to verify
that the utility power is suitable for the
UPS.
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