Troubleshooting
HP Uninterruptible Power System T700 Models User Guide
5-3
HP CONFIDENTIAL
Codename: Sherman7 Part Number: 215420-002 Last Saved On: 10/3/02 11:31 PM
Table 5-1: Troubleshooting Guide
continued
Symptom
Possible Cause
Suggested Action
The Utility LED (
) and
the General
Alarm/Overload Indicator
(
) illuminate and an
audible alarm sounds (1/2
second on, 1/2 second
off).
The power requirements
exceed the UPS
capacity (overload is
greater than 120%), or
the load is defective.
The UPS will automatically shut down in
three minutes or less. Save your work
and turn off the equipment. Turn off the
UPS. Review the load on the UPS and
verify that this total does not exceed the
rating of the UPS.
Contact a qualified electrician to verify
that the utility power is suitable for the
UPS.
The On Battery/Low
Battery LED (
) and the
General Alarm/ Overload
Indicator (
) illuminate
and an audible alarm
sounds (1/2 second on,
1/2 second off).
The UPS is on battery
power and the power
requirements exceed
the UPS capacity
(overload is greater than
120%), or the load is
defective.
Shutdown is imminent (30 seconds).
Save your work immediately and turn off
the equipment. Turn off the UPS.
Contact a qualified electrician to verify
that the utility power is suitable for the
UPS.
The Utility LED (
)
illuminates, the Bad
Battery LED (
) flashes,
and a continuous audible
alarm sounds.
The fan test failed.
Shutdown is imminent (30 seconds).
Save your work immediately and turn off
the equipment. Turn off the UPS. Contact
an authorized service representative.
The On Battery/Low
Battery LED (
)
illuminates, the Bad
Battery LED (
) flashes,
and a continuous audible
alarm sounds.
The battery test failed.
Allow the UPS to charge the batteries for
24 hours. Initiate a self-test.
If the Bad Battery LED (
) is still
flashing, replace the batteries.
The General
Alarm/Overload Indicator
(
) illuminates, the Bad
Battery LED (
) flashes,
and an audible alarm
sounds.
There is an overload
timeout.
Save your work and turn off the
equipment. Turn off the UPS. Contact an
authorized service representative.
continued
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