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6
Troubleshooting
6.1 Warning Beep Sound
1.
Check the LED status and warning sound on the front of the UPS
2.
Refer to the "List of Operation Modes" and follow the instructions. Check
that the input
power supply is connected to the UPS, see chapter 3.2
"Connecting the Cable".
H
ow to stop the warning sound:
Press the RESET switch on the front of the UPS for 1 second.
If the beep does not stop, follow these steps. (refer to Chapter 4.2, "Turning Off the UPS")
(1)
Turn off the connected device.
(2)
Press the ON/OFF
switch on the front of the UPS for 1
second.
(3)
The output stops.
The RUN LED (green) on the front of the UPS will flash slowly (in 1.6
second cycles).
(4)
For M-UPS015AE2S, pull out the AC input plug from the input power
receptacle on
the back of the UPS.
(5)
In the case of M-UPS015AE2R and M-UPS030AE2□, turn off the input
breaker on
the back of the UPS.
Note: If the sound does not stop when the RESET button is pressed, reduce the
capacity of the connected device to the UPS.