Trust Energy Protector 325, User Manual, Page: 8 / 20

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2. Backup indicator (yellow LED)
The LED illuminates when the UPS is supplying battery
power to the connected devices.
3. Energy Normal indicator (green LED)
The LED illuminates when the input voltage is normal. In
case of power failure or automatic shut down to save
energy, this LED will flash every 2 seconds.
4. On/Off/Test/Silence button
Press the button and hold it longer than 1 second to switch
the UPS on and off. Press the button less than 1 second to
activate the self test or silence the backup alarm.
5. Backup mode (slow alarm)
In this mode, the yellow LED illuminates and the UPS
sounds an audible alarm. The alarm stops when the UPS
returns to its normal operation.
6. Low Battery (rapid alarm)
This mode means that the battery energy runs low. The
UPS is beeping rapidly. The alarm stops when the UPS
shuts itself down or returns to its normal operation.
7. Overload (continuous alarm)
The UPS is overloaded when the connected devices exceed
the maximum capacity and will then emit a continuous
alarm. Remove non-critical devices from the UPS to stop
the overload.
8. Name plate