Troubleshooting - Njoy Aster Series User Manual

6

Troubleshooting

Problem Possible cause
Warning
Your equipment
requires more power
than the UPS can
provide. If the UPS is
O/P Overload
in Line Mode then it
will transfer to Bypass
Mode; if the UPS is in
Battery Mode it will
shutdown.
UPS is operating on
Battery Mode
battery power.
UPS is operating on
battery power and
Battery Low will be shutting down
soon due to extremely
low battery voltage.
Missing battery
BAT
power.
Disconnected/
UPS has failed in
Battery Replace
Battery Test.
Charger Failure Charger has failed.
Missing the EPO
EPO OFF
connection.
Solutions
Shut off non-essential
equipment. If this solves
the overload problem, the
UPS will transfer to normal
operation.
Save your data and perform
a controlled- shutdown.
UPS will restart
automatically when
acceptable utility power
returns.
Check battery connector
when use battery packages.
Contact technical support to
replace the battery.
1. Shut down UPS and turn
off AC input.
2. Contact the dealer for
repair.
Check the EPO connection.
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