Troubleshooting
5-4
HP Uninterruptible Power System T700 Models User Guide
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 (
), On
Battery/Low Battery LED
(
), and General
Alarm/Overload Indicator
(
) illuminate; the Bad
Battery LED (
) flashes;
and a continuous audible
alarm sounds.
There is an output short
circuit.
Save your work and turn off the
equipment. Turn off the UPS. Contact an
authorized service representative.
The Utility LED (
) and
the On Battery/Low
Battery LED (
)
illuminate, the Bad Battery
LED (
) flashes, and a
continuous audible alarm
sounds.
An over temperature
condition may exist.
Shutdown is imminent. Save your work,
turn off the equipment, and power down
the UPS.
Verify that no blockage of airflow to the
front bezel and rear panel exists.
Wait at least five minutes and restart the
UPS.
If the condition persists, contact an
authorized service representative.
All LEDs are flashing and
an audible alarm sounds
(3 beeps every 10
seconds).
There is a failed attempt
to start the UPS on
battery (battery voltage
is less than 1.9 volts per
cell when startup
attempted).
Plug the UPS into a power outlet for
24 hours to charge the battery. After
charging the battery, initiate a self-test.
If the Bad Battery LED (
) is still
flashing, contact an authorized service
representative.
The Utility LED (
) and
the Bad Battery LED (
)
flash and a continuous
audible alarm sounds.
There is a failed attempt
to start the UPS on
battery (battery voltage
is greater than 2.5 volts
per cell when startup
attempted).
Plug the UPS into a power outlet for 24
hours to charge the battery. After
charging the battery, initiate a self-test.
If the Bad Battery LED (
) is still
flashing, contact an authorized service
representative.
The Utility LED (
), On
Battery/Low Battery LED
(
), and Bad Battery LED
(
) flash and a
continuous audible alarm
sounds.
The output wave is
abnormal while the UPS
is operating on battery.
Save your work and power down the
UPS. Contact an authorized service
representative.
The On Battery/Low
Battery LED (
) and the
Bad Battery LED (
)
flash, the Utility LED (
)
is not illuminated, and a
continuous audible alarm
sounds.
The output voltage is
under the low limit while
the UPS is operating on
battery.
Save your work and power down the
UPS. Contact an authorized service
representative.
Repairing the UPS
Repairs to the UPS must be carried out by HP or an authorized service representative. Other
than battery replacement, there are no UPS user-serviceable parts.
Summary of Contents for T700 Series
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