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34 Eaton Tripp Lite SmartOnline Series User Guide 614-40204—Rev 01
Conditions Possible cause Action
Bypass mode
LED is on
An overload or a fault has occurred, or a
command has been received, and the
UPS is in Bypass mode.
Equipment is powered but not protected
by the UPS. Check for one of the
following alarms: over-temperature or
overload alarms, or that the red LED on
the UPS is on.
Power overload
LED is on
Power requirements exceed the UPS
capacity (greater than 100% of nominal.
Remove some of the equipment from the
UPS. The UPS continues to operate, but
may switch to Bypass mode or shut down
if the load increases. The alarm resets
when the condition becomes inactive.
UPS over temperature
LED is on.
One beep every three seconds
The UPS internal temperature is too high
or a fan has failed. At the warning level,
the UPS generates the alarm but remains
in the current operating state. If the
temperature rises another One0° C, the
UPS transfers to Bypass mode or shuts
down if Bypass is unusable.
If the UPS transferred to Bypass mode,
the UPS will return to normal operation
when the temperature drops 5° C below
the warning level. If the condition
persists, shut down the UPS.
Clear vents and remove any heat sources.
Allow the UPS to cool. Ensure the airflow
around the UPS is not restricted. Restart
the UPS. If the condition persists, contact
your service representative.
The UPS does not start
The input source is not connected
correctly.
Check the input connections.
The Remote Power Off (RPO) switch is
active or the RPO connector is missing.
If the UPS Status menu displays "Remote
Power Off", deactivate the RPO input.
Input bad wiring /
Output bad wiring
LED is on
Beep is continuous
Input/Output cables are not connected to
the correct terminal blocks.
Correctly connect the Input/Output
cables.
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Press the ESC button on the front panel display to silence the alarm. Check the alarm condition and perform the
appropriate action to resolve the situation. If the alarm status changes, the alarm will beep again, overriding the
previous alarm silencing.
Silencing the Alarm
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