3. Operation

( indicates the display is OFF)

( indicates the display is ON)

4. Displays and beeps when there is an equipment failure (continued) ( indicates blinking)

No.

Status

Power supply

Bypass

Battery

Beep

Charging

Description

Solution

indicator

output

operation

replacement

 

lamp

lamp

lamp

 

 

 

 

 

 

 

 

 

 

 

 

 

ON

Output stopped due to output

Check that the AC input of

13

 

Continuous

connected devices is not

 

or

short-circuit.

 

 

 

 

 

 

discharging

short-circuited.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace the external cooling fan.

 

 

 

 

 

 

ON

Moved to bypass operation due

See also “Replacing the fan” Page 62

14

 

Continuous

to problem with the external

 

The fan can be replaced via the

 

or

cooling fan (Note 1).

 

 

 

 

 

 

discharging

rear panel without stopping this unit.

 

 

 

 

 

 

 

 

Use replacement fan sold separately.

 

 

 

 

 

 

 

 

(Note 2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Turn OFF this unit and all connected

 

 

 

 

 

 

 

Failure occurred. When the beep

devices. Then, turn the power switch

 

 

 

 

 

 

back ON for this unit only. If the display

15

 

――

――

Continuous

――

stop switch is pressed, the details

does not change, there is a problem

 

 

(Note 3)

(Note 3)

 

 

 

of the error are displayed

with this unit. Contact the shop of

 

 

 

 

 

(Nos. 16 to 23).

 

 

 

 

 

 

 

purchase or our peripheral device

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

customer support center at: _____

 

 

 

 

 

 

 

 

 

 

 

 

 

Moved to bypass operation due

Displays the details of the error that

16

 

Continuous

――

to output voltage error (over)

occurred only while pressing the beep

 

 

 

 

 

 

 

(Note 1).

stop switch while in state No. 15.

 

 

 

 

 

 

 

 

 

 

 

 

 

Moved to bypass operation due

 

17

 

Continuous

――

to output voltage error (under)

(Same as above.)

 

 

 

 

 

 

 

(Note 1).

 

 

 

 

 

Moved to Battery Mode due to

 

18

 

Continuous

――

battery charge voltage error (over).

(Same as above.)

 

 

 

 

 

 

 

Output will stop when the battery is dead.

 

 

 

 

 

Output stopped because the

 

19

 

Continuous

――

output of the battery charge

(Same as above.)

 

 

 

 

 

 

 

voltage short-circuited.

 

 

 

 

 

Moved to bypass operation due

 

20

 

Continuous

――

to problem with the internal

(Same as above.)

 

 

 

 

 

 

 

temperature (Note 1).

 

 

 

 

 

Moved to bypass operation due

 

21

 

Continuous

――

to bypass bus voltage error

(Same as above.)

 

 

 

 

 

 

 

(Note 1).

 

 

 

――

――

 

 

(1) Output stopped due to

 

22

 

Continuous

――

system error.

(Same as above.)

 

(Note 3)

(Note 3)

 

 

 

 

 

 

 

(2) Other error occurred.

 

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.

5. Display and beep for battery replacement

 

 

 

 

 

 

 

 

 

 

 

 

Intermittent

 

The battery test detected

23

 

 

2-second

ON

a weak battery

 

 

 

 

 

intervals

 

(warning only, output continues).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace the battery.

You can replace the weak battery with a separately purchased replacement battery as needed.

40

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Image 42
Omron BU3002SW, BU1002SW specifications Display and beep for battery replacement