26
Table 9. Troubleshooting Guide (continued)
Alarm or Condition
Possible Cause
Action
The UPS is running on
Correct the input voltage, if possible. The UPS
battery power because the
continues to operate on battery until the condition is
input voltage is too high or
corrected or the battery is completely discharged.
too low.
If the condition persists, the input voltage in your area
may differ from the UPS nominal.
The utility line voltage and
Have a qualified electrician check the wiring.
frequency are out of
specification
1 beep every 5
The battery may be fully
Plug the UPS into a power outlet for 24 hours to
seconds
discharged.
charge the battery. After charging the battery, press
and hold the
button for 3 seconds, then check
the indicator.
if the
indicator is still on, see “UPS
Maintenance” on Page 16 to replace the battery.
The battery is not connected
Check the battery connection. Call your service
correctly
representative if the problem persists.
Ground wire connection does
Have a qualified electrician correct the wiring.
not exist or the line and neutral
wires are reversed in the wall
outlet.
Power requirements exceed
Turn off and unplug the UPS. Remove some of the
UPS capacity (101-110% for
equipment from the UPS. Wait at least 5 seconds until
3 minutes or 111-150% for 10
all LEDs are off and restart the UPS. You may need to
cycles) or the load is defective.
obtain a larger capacity UPS.
UPS fault condition.
Save your work and turn off your equipment. Turn off
and unplug the UPS. Contact your service
representative. The alarm cannot be silenced.
