Compaq T2200 XR Operation And Reference Manual page 61

6-4 Compaq UPS T2200 XR Operation and Reference Guide
Table 6-2
Troubleshooting Guide (After Start)
Symptom Possible Cause
UPS frequently Utility power variations.
switches between
utility and battery
power
Overload LED is Protected devices are exceeding
red the UPS power rating.
(UPS may switch from utility to
battery power.)
On Battery LED Low battery voltage.
( ) is flashing red
Insufficient Battery service required.
warning of low
batteries
Shutdown Delay configuration
inappropriate.
continued
Suggested Action
The utility voltage is frequently
outside the UPS operating range.
Update the configuration.
Contact a qualified electrician to
make sure that utility power is
suitable for the UPS.
Remove one or more devices to
reduce the power requirements.
Make sure that the devices are
not defective.
If the UPS is supplying battery
power, save current work and
shut down the system. Allow the
batteries to charge.
If the UPS is supplying utility
power, no user intervention is
required. Allow the batteries to
charge.
Allow batteries to charge for 24
hours, then initiate self-test. If
LED is red, replace batteries.
Update the Shutdown Delay
from 5-seconds to 3-minutes.
Use Compaq power
management software to specify
a suitable delay.
continued