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Troubleshooting
5-12 HP Uninterruptible Power System R12000 XR Models User Guide
HP CONFIDENTIAL Codename: Sierra Part Number: 146316-002 Last Saved On: 1/24/03 10:20 AM
Table 5-3: Troubleshooting problems after UPS startup continued
Symptom Possible Cause Suggested Action
UPS frequently switches
between utility and battery
power.
The utility voltage is frequently
outside the UPS operating
range.
Update the configuration.
Utility LED and Redundant
LED are lit.
UPS is on utility. The UPS is operating
normally.
The system is configured to
run in Redundant mode and is
operating within normal load
limits.
Audible alarm sounds.
Utility LED and Alarm LED are
lit.
UPS is on utility. Redundant mode is not
available and the Loss of
Redundancy alarm is present.
Reduce the load and verify
that no other alarms are
present.
Utility LED is lit. UPS is on utility. No action is required. The
UPS is operating normally.
The system is configured to
run in Nonredundant mode
and is supporting between a
9 KVA and 12 KVA load.
CarePaq Considerations
Packaged services are also available for purchase. You can choose the precise level of
support that you need, from basic to business-critical. Services available are listed in
Table 5-4.
Table 5-4: Services for UPS R12000 XR
Description Part Numbers
9x5, 4-hour response,
3-year on-site coverage
171254-002, FM-US4HR-36
24x7, 4-hour response,
3-year on-site coverage
171255-002, FM-US724-36
Hardware Installation 171256-002, FM-USINS-IN
Repairing the UPS
Repairs to the UPS must be carried out by HP or an HP authorized service representative.
Other than battery replacement, there are no user-serviceable parts.