Input voltage is out of range, Insufficient warning of low batteries, Internal ups fault condition – HP R5500 User Manual
Page 41: Low battery shutdowns

Troubleshooting 41
b.
Remove one or more load devices to reduce the power requirements.
c.
Wait at least 5 seconds and restart the UPS.
d.
If the condition persists, verify that the load devices are not defective.
4.
Allow the UPS to cool:
a.
" on page
b.
Clear vents and remove any heat sources.
c.
Verify that the airflow around the UPS is not restricted.
5.
Wait at least 5 minutes and restart the UPS.
6.
If the condition persists, contact an HP authorized service representative.
Input voltage is out of range
Action:
1.
Check the input voltage and reconfigure the UPS ("
2.
Contact a qualified electrician to verify that the utility power is suitable for the UPS.
Insufficient warning of low batteries
Action:
1.
Verify that the power management software is not delaying the shutdown of attached servers when
the UPS is in a low battery condition.
2.
Allow the UPS batteries to charge for 48 hours.
3.
If the Battery Fault LED is red, replace the batteries ("
UPS battery replacement procedure
Internal UPS fault condition
Action:
1.
Power down the UPS ("
" on page
2.
If the condition persists, contact an HP authorized service representative.
Low battery shutdowns
Ungraceful shutdown of attached servers occurs when the UPS is in a low battery condition.
Action:
1.
Verify that the power management software is not delaying the shutdown of attached servers when
the UPS is in a low battery condition.
2.
Allow the UPS batteries to charge for 48 hours.
3.
If the Battery Fault LED is red, replace the batteries ("
UPS battery replacement procedure