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5. Indicators & Alarm Table for Operation
Conditions
Visual Indicator
Alarm
AC Mode
Green LED lighting
Off
Battery Mode
Green LED flashing every 10
seconds
Sounding every 10
seconds
Low battery at battery
mode
Green LED flashing every second
and Red LED lighting
Sounding every
second
Fault
Red LED lighting
Continuously
sounding
Alarm for over-temperature
protection
Red LED flashing every 0.5 seconds
Off
6. Trouble Shooting
Use the table below to solve minor problems.
Problem
Possible Cause
Solutions
No LED display on the
front panel.
Low battery.
Charge the UPS at least 8 hours.
Battery fault.
Replace the battery with the same type
of battery.
The UPS is not turned on.
Press the power switch again to turn on
the UPS.
Alarm continuously
sounds when the
mains is normal.
The UPS is overload.
Remove some loads first. Before
reconnecting equipment, please verify
that the load matches the UPS capability
specified in the specs.
UPS fault
Return the unit to the service center.
Alarm sounds every 2
seconds
when
the
mains is normal.
Battery defect.
Replace the battery with the same type
of battery.
Charging board is damaged.
Return the unit to the service center.
When power fails, back-
up time is shorten.
The UPS is overload.
Remove some critical load.
Battery voltage is too low.
Charge the UPS at least 8 hours.
Battery defect. It might be due
to high temperature operation
environment,
or
improper
operation to battery.
Replace the battery with the same type
of battery.
The mains is normal
but LED is flashing.
Power cord is loose.
Reconnect the power cord properly.