UPS R3000 XR Models User Guide

HP Uninterruptible Power System R3000 XR Models User Guide 5-1
5
Troubleshooting
This chapter serves as a troubleshooting guide when problems occur with the UPS. Solutions
for UPS problems that occur both during and after startup are covered.
Problems During Startup
If problems occur when starting the UPS, refer to Table 5-1 for possible causes and suggested
actions.
Table 5-1: Troubleshooting Problems During UPS Startup
Symptom Possible Cause Suggested Action
UPS does not start. There is no utility power, and
the batteries are not charged.
Check the power at the utility
power receptacle or contact a
qualified electrician.
The UPS power cord is
disconnected.
Connect the power cord.
Site Wiring Fault LED ( ) is
red.
The utility power receptacle is
not grounded or there is no
ground wire in the UPS power
cord.
Contact a qualified electrician.
Bad Battery/Low Battery
LED (
) is flashing red.
Battery voltage is low because
the UPS has been
out-of-service for a long period
of time.
Allow the UPS to charge the
batteries for 24 hours. Initiate
a self-test. If the LED does not
turn off, replace the batteries.
The battery test failed. Allow the UPS to charge the
batteries for 24 hours. Initiate
a self-test. If the LED does not
turn off, replace the batteries.
The battery is disconnected. Install the battery module. If
the battery module is already
installed, remove and re-insert.