3 Beep sound - How to see the display
3-2 Beep sound - How to see the display
BW40T/BW55T/BW100T/BW120T
28
18
ON
OFF
-
Abnormal internal temperature
occurred
This may be caused by the UPS's
ambient temperature surging.
Check the ambient temperature of
UPS. If the UPS temperature
exceeds 40 degrees Celsius, cool
down the ambient temperature.
Turn OFF all the power switches on
the UPS and connected devices,
and turn ON only the "Power"
button on the UPS again. Ask for
the repair as a problem is
suspected with the UPS if the
temperature is 40 degrees Celsius
or below.
19
None
Success
ive
ON
-
An abnormality occurred in the
internal communication.
Turn OFF all the power switches on
the UPS and connected devices,
and turn ON only the "Power"
button on the UPS again. If the
displayed detail does not change,
ask for the repair as a problem is
suspected with the UPS.
20
Continu
ation
1
second
Interval
ON
OFF Abnormal battery temperature
occurred
Turn OFF all the power switches on
the UPS and connected devices,
and turn ON only the "Power"
button on the UPS again. If the
displayed detail does not change,
ask for the repair as a problem is
suspected with the UPS.
21
Success
ive
ON
OFF UPS product life has ended.
Replace the UPS.
22
Continu
ation
2
seconds
Interval
ON
ON
Battery deterioration or
disconnection has been
detected.
(Alarm only; output continues)
Connect or replace the battery.
Get an optional replacement
battery, and you can replace the
battery on your own.
*1 Output voltage displays.
*2 Backup standard time displays.
The status display can be switched among each detected value with "Select" button.
The detected value transits as follows.
