3 Check and start operation
3-1 The name and function for the operation and display
BN50T/BN75T/BN100T/BN150T/BN220T/BN300T
3-6
¢ During the power failure
UPS
status
Icon
LED
Beep Output
Charg-
ing
Upper
message
Description Solution
Battery
mode
(Fixed)
Lit. Lit.
Not lit.
Inter-
mittent
4s
ON
OFF or
d
is-
charging
Battery
mode
In Battery Mode due to
power failure or AC
input error Output will
stop if Battery Mode
continues.
Shut down the con-
nected devices to stop
them.
Battery
low
(Blinking)
Lit. Lit.
Not lit.
Inter-
mittent
1s
ON
OFF or
d
is-
charging
Battery low
(Note 1)
Battery level is low, so
output will stop soon.
Shut down the con-
nected devices to stop
them.
Battery
empty
(Blinking)
Not lit. Not lit. Not lit.
None OFF
OFF or
d
is-
charging
Battery
empty
Battery is empty, so
output stopped.
(This is displayed only
for a few seconds)
Charge the battery.
Note 1: the messages of the battery mode are displayed by turns.
¢ Operation while using or AC power error
UPS
status
Icon
LED
Beep Output
Charg-
ing
Upper
message
Description Solution
UPS
event
Not lit. Not lit. Not lit.
None OFF (ON)
Standby by
Schedule
Standby by Schedule
---
Standby by
BS signal
Standby by BS signal
---
Standby by
Remote
OFF
Standby by Remote
OFF
---
Standby by
Bat.level
Standby battery level
The unit does not start
up because of an
insufficient battery
charge.
AC I/P
abnormal-VH
AC input voltage
abnormal-VH
Use within the AC input
voltage/frequency range
described in the speci-
fications
Note: You can check
the input voltage with
"Measurements" -
"Input/Output Meter".
AC I/P
abnormal-VL
AC input voltage
abnormal-VL
AC I/P
abnormal-FH
AC input frequency
abnormal-FH
AC I/P
abnormal-FL
AC input frequency
abnormal-FL