CyberPower OL1500RMXL2U User Manual download pdf (Page 28)

4 Maintenance

4.1 Troubleshooting

If any

of LEDs ○

○

flash, there is

an alarm or

abnormal

operation.

See the table below for

problems and solution.

If an LED flashes,

the bargraph data is no longer displayed.

Indication

LED

flashes and the buzzer sounds.

Signification

UPS overload. Overload is too long or too high.

- If AC power is present and within tolerance, the UPS changes to

bypass mode (supplied directly by

the AC outlet). LED

flashes. The buzzer sounds every

second.

- If AC power is not present or not within tolerances, the connected

equipment is no longer supplied

with power. The buzzer sounds

continuously.

Correction

Check the power drawn by the

equipment and disconnect any short

current or non-priority devices.

Indication

flashes and the buzzer sounds.

Signification

A battery fault was detected during the automatic battery test.

- Replace battery modules (see

4.2 Replacement of the battery

module

on page

23).

Correction

Check that the battery connector is fully pushed in.

Indication

LED

flashes and the buzzer emits a long

beep once per

hour.

Signification

The battery

has reached the end of its service life.

Replace battery modules (see

4.2 Replacement of the battery

module

on page

23).

Correction

- Reset the alarm by pressing buttons

and

simultaneously

for three seconds.

- It is advisable to replace the

entire

battery module with a

new

battery module that has the same rating as the

battery module that

is being replaced.

Maintenance 21

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CyberPower OL1500RMXL2U User Manual Page 28

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