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7.11 Troubleshooting
Displayed on LCD
Output Overload
Battery Test
Over-Charge
Low Battery
On-Battery
Charger Failure
Over-Temperature
Output Short
High output Voltage Constant Beep High output voltage.
Low Output Voltage Constant Beep Low output voltage.
Bus Fault
Site Wiring Fault
Line Abnormal
Audible Alarm
Two Beeps/sec
The UPS is overloaded (in
Line Mode). More power
required than the UPS can
provide. The UPS operates
in bypass.
No Beeps
Battery test active.
Constant Beep Overcharged Batteries.
2 Beeps/5 sec UPS operating on Battery
Power and will shut down
soon due to low battery
voltage.
1 Beep/5 sec
UPS operating on Battery
Power.
Constant Beep Failed Charger.
Constant Beep High ambient
Temperature.
Constant Beep Output short circuit.
2 Beeps/sec
High internal DC bus
Voltage.
1 Beep/sec
Voltage detected between
neutral and ground.
Wrong AC Line backed
1 Beep/sec
up during auto restart.
Alarm Description
22
What You Should Do
Remove loads from the UPS; least to
most critical. If this solves the
problem, the UPS will return to
normal operation.
No action needed.
User Notification only.
Turn off loads. Turn off UPS.
Call service @ 1-877-867-8773
The unit will restart
Automatically when acceptable
power returns.
Save your data and perform a
controlled shutdown.
Call service @ 1-877-867-8773
Ensure that the UPS fans and
vents are not blocked, and that
the ambient temp. is < 40° C. If
problem persists call service @
1-877-867-8773
Call service @ 1-877-867-8773
Call service @ 1-877-867-8773
Call service @ 1-877-867-8773
Turn off loads. Turn off UPS.
Call service @ 1-877-867-8773
UPS main connector wrong
polarity. Rotate the connector
(Schuko-electric contact). UPS
installed to main supply without
ground. See section 5.5 for
information on how to disable
the Site wiring alarm.
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