HP Uninterruptible Power System T1000 XR and T1500 XR Models User Guide 5-1
HP CONFIDENTIAL Codename: Sherman Part Number: 216164-002 Last Saved On: 8/27/02 4:15 PM
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.
Troubleshooting During Startup
If problems occur when starting the UPS, refer to Table 5-1 for possible causes and suggested
actions.
Table 5-1: Troubleshooting During Startup
Symptom Possible Cause Suggested Action
The UPS does not
start.
There is no utility power. Check power at the utility power
receptacle or contact a qualified
electrician.
The UPS power cord is
disconnected.
Connect the power cord.
The Site Wiring Fault
LED (
) is red.
The utility power receptacle is
ungrounded or no ground wire
is in the UPS power cord.
Contact a qualified electrician to
correct the condition.
The Bad Battery/
Low Battery LED ( )
is flashing red.
The battery voltage is low
because the UPS has been
out-of-service for a long
period.
Allow the UPS to charge the batteries
for 24 hours. Initiate a self-test. If the
Bad Battery/Low Battery 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
Bad Battery/Low Battery LED does not
turn off, replace the batteries.
The battery is disconnected. Install the battery pack. If the battery
pack is installed, remove the pack and
then insert it again.
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