16
NETYS PR RACK 1U
- Ref.: IOMNETPRXX01-GB 02
9. TROUBLESHOOTING
Alarm or Condition
Possible Cause
Action
1 beep every 2 seconds.
The UPS is running on battery
power because the input
voltage is too high (>149V
for 120V models; >290V
for 230V models) or too low
(<30V).
Correct the input voltage, if possible. The UPS continues
to operate on battery until the condition is corrected or the
battery is completely discharged.
If the condition persists, the input voltage in your area may
differ from the UPS nominal.
1 beep per second.
Power requirements exceed
UPS capacity (overload is
greater than 110%) or the
load is defective.
The UPS will automatically shut down in 3 minutes. Save
your work immediately and turn off your equipment. Turn
off the UPS. The alarm cannot be silenced.
Remove some of the equipment from the UPS. You may
need to obtain a larger capacity UPS.
1 beep per second.
The UPS is on battery, and
the power requirements
exceed UPS capacity (over-
load is greater than 110%) or
the load is defective.
Shutdown is imminent (30 seconds). Save your work and
turn off your equipment. Turn off and unplug the UPS. The
alarm cannot be silenced.
Remove some of the equipment from the UPS. Wait at
least 5 seconds until all LEDs are off and restart the UPS.
You may need to obtain a larger capacity UPS.
Continuous beep.
Battery test failed.
Check the battery connections and be sure the battery is
fully charged.
If the
indicator still flashes, see "UPS Maintenance" on
page 39 to replace the battery. Call your service represen-
tative if the problem persists.
Continuous beep.
UPS internal temperature is
too high.
Shutdown is imminent. Save your work and turn off your
equipment. Turn off and unplug the UPS. The alarm
cannot be silenced.
Clear vents and remove any heat sources. Ensure the
airflow around the UPS is not restricted. Wait at least 5
minutes and restart the UPS. If the condition persists,
contact your service representative.
Continuous beep.
UPS fan fault.
Save your work and turn off your equipment. Turn off and
unplug the UPS. Contact your service representative. The
alarm cannot be silenced.
3 beeps every 10 seconds.
Failed attempt to start the
UPS on battery.
Plug the UPS into a power outlet for 24 hours to charge
the battery. After charging the battery, press and hold the
button for 3 seconds; then check the indicator. The
alarm cannot be silenced.
If the
indicator still flashes, see "UPS Maintenance" on
page 39 to replace the battery.
Continuous beep.
The output wave is abnormal
while the UPS is on battery.
Shutdown is imminent. Save your work and turn off your
equipment. Turn off and unplug the UPS. Contact your
service representative. The alarm cannot be silenced.
Continuous beep.
The output voltage is below or
above the limit while the UPS
is on battery.
Save your work and turn off your equipment. Turn off and
unplug the UPS. Contact your service representative. The
alarm cannot be silenced.
If the equipment is to be left idle for a long period, wait for the batteries to charge fully before switching off. While
the ups is left idle, make sure that the batteries are recharged for 24 hours at least once every 4 weeks.
