BU1002SW / BU3002SW
37
3
1.Displaysandbeepsinnormaloperation
No.
Status
indicator
Power supply
output
lamp
Beep Charging Description Solution
1
None
OFF
No AC input.
Operation stopped.
−−
2
None
ON
There is AC input.
Power switch is OFF.
−−
3
None
ON
Power switch is ON.
Operating normally.
−−
○
○
●
○
○
○
Bypass
operation
lamp
○
○
○
Battery
replacement
lamp
( indicates blinking)
( indicates the display is ON)
( indicates the display is OFF)
○
●
2.Displaysandbeepswhiletesting
4
None
−−
5
None
−−
●
●
○
○
○
○
OFF
Discharging
Discharging
Self-diagnostictestinprogress.
OFF
Autobatterytestinprogress.
3.DisplaysandbeepsduringpowerfailureorACinputerror
6
7
OFF
Discharging
OFF
Discharging
Discharging
8
None
OFF
InBatteryModeduetopower
failureorACinputerror.
OutputwillstopifBattery
Modecontinues.
(Sameasabove.)
Batterylevelislow,sooutput
willsoonstop.
Batteryisdead,
sooutputstopped.
(Thisisdisplayedonlyfor
afewseconds.)
Intermittent
4-second
intervals
Intermittent
1-second
intervals
(Sameasabove.)
Performshutdownoperations
fortheconnecteddevices
andstopthem.
Chargethebattery.
9
None
○○ ○
10
None
○○ ○
(Sameasabove.)
(ON)
(ON)
UsewithintheACinput
voltage/frequencyrange
describedinthespecifications.
→SeePage90
ACinputvoltageistoohigh
(over).
ACinputfrequencyistoo
high(over).
ACinputvoltageistoolow
(under).
ACinputfrequencyistoo
low(under).
4.Displaysandbeepswhenthereisanequipmentfailure
●○ ○
ON
or
discharging
ON
or
discharging
○○ ○
11
12
Intermittent
0.5-second
intervals
Continuous
Therearetoomanyconnected
devicesandtheratedcapacityis
exceeded.Ifthisstatecontinues
foraslongasorlongerthanthe
timesdescribedbelow,
commercialpowercontinues
tobesuppliedthroughbypass
operation(Note1).
・
Whenconnectioncapacityis
at100%orhigher:Bypass
operationbeginsafter10seconds
・Whenconnectioncapacityis
at120%orhigher:Outputstops
after1minute(GotoNo.12)
・Whenconnectioncapacityis
at140%orhigher:Outputstops
after10seconds(GotoNo.12)
Reducethenumberofconnected
devicesuntilthedisplayappears
asinstatusNo.3.
TurnOFFthepowerswitchesof
alldevicesconnectedtotheunit,
reducethenumberofconnected
devices,andturnthepowerswitch
backONagain.
Outputstoppeddueto
exceededconnectioncapacity.
3-3
Interpreting beeps and displays