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38
3
. Operation
○
●
○
●
○
○
ON
or
discharging
ON
or
discharging
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13
14
15
●
●
○
16
●
●
○
17
●
○
○
18
See also
̶̶
̶̶
(Note 3)
̶̶
(Note 3)
̶̶
(Note 3)
̶̶
(Note 3)
̶̶
̶̶
̶̶
Failure occurred. When the
beep stop switch is pressed,
the details of the error are
displayed (Nos. 16 to 23).
Turn OFF this unit and all connected
devices. Then, turn the power switch
back ON for this unit only. If the display
does not change, there is a problem
with this unit. Contact the shop of
purchase or our Electronic Systems &
Equipments customer support
center at: ̲̲̲̲̲
Moved to bypass operation
due to output voltage error
(over) (Note 1).
Displays the details of the error that
occurred only while pressing the beep
stop switch while in state No. 15.
Moved to bypass operation
due to output voltage error
(under) (Note 1).
(Same as above.)
Moved to Battery Mode due to
battery charge voltage error (over).
Output will stop when the battery is dead.
(Same as above.)
○
○
○
19
̶̶
(Same as above.)
●
●
○
20
̶̶
(Same as above.)
●
●
○
21
̶̶
(Same as above.)
○
22
̶̶
(Same as above.)
Output stopped because the
output of the battery charge
voltage short-circuited.
Moved to bypass operation due
to problem with the internal
temperature (Note 1).
Moved to bypass operation due
to bypass bus voltage error
(Note 1).
(1) Output stopped due to
system error.
(2) Other error occurred.
Continuous
Continuous
Continuous
Replace the external cooling fan.
The fan can be replaced via the
rear panel without stopping this unit.
Use replacement fan sold
separately. (Note 2)
“
Replacing the fan
”
Page 62
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Note 1: In bypass operation, commercial power is output directly. Output stops when a power failure (AC input OFF)
occurs in bypass operation.
Note 2: Fan replacement performed by the user does not comply with UL, CE standards.
Note 3: The displays and operations vary according to the status.
Output stopped due to output
short-circuit or significant
excess of the connected
capacity.
Moved to bypass operation due
to problem with the external
cooling fan (Note 1).
Check that the AC input of
connected devices is not short-
circuited or the connected capacity
is not exceeding the rated capacity.
No.
Status
indicator
Power supply
output
lamp
Beep
Charging
Description
Solution
Bypass
operation
lamp
Battery
replacement
lamp
4. Displays and beeps when there is an equipment failure
(continued)
( indicates blinking)
( indicates the display is ON)
( indicates the display is OFF)
○
●
5. Display and beep for battery replacement
23
●
○
The battery test detected
a weak battery
(warning only, output continues).
Replace the battery.
You can replace the weak battery
with a separately purchased
replacement battery as needed.
Intermittent
2-second
intervals
ON