Troubleshooting After Start - Compaq UPS R3000 XR Maintenance And Service Manual

4-2 Compaq UPS R3000 XR Maintenance and Service Guide
Table 4-1
Troubleshooting Guide (UPS Start)
Symptom
Bad Battery/Low Battery LED is
flashing red

Troubleshooting After Start

For problems that occur after the UPS has gone through the startup self-test sequence, these
suggested actions address possible causes.
Symptom
Audio Alarm sounds
Utility LED and On Battery LED are
flashing red
Utility LED and On Battery LED are
flashing red
continued
Possible Cause
Battery voltage is low because the
UPS has been out-of-service for a
long period.
The battery test failed.
The battery is disconnected.
Table 4-2
Troubleshooting Guide (After Start)
Possible Cause
An alarm condition exists.
The utility voltage is too high.
The utility voltage is too low.
Suggested Action
Allow the UPS to charge the
batteries for 24 hours. Initiate a
self-test. If the LED does not turn
off, replace the batteries.
Allow the UPS to charge the
batteries for 24 hours. Initiate a
self-test. If the LED does not turn
off, replace the batteries.
Install the battery pack. If the
battery pack is installed, remove it
and then insert it again.
Suggested Action
Identify the red LED associated
with the alarm condition. Check
this troubleshooting guide to
determine the cause of the alarm.
The utility voltage is higher than
the UPS operating range. The UPS
switches to battery power. If this
happens repeatedly, update the
configuration.
Contact a qualified electrician to
ensure that utility power is
suitable for the UPS.
The utility voltage is lower than
the UPS operating range. The UPS
switches to battery power. If this
happens repeatedly, update the
configuration.
Contact a qualified electrician to
ensure that utility power is
suitable for the UPS.
continued