PowerWalker VFI 3000R - Manual (Page 5)

8
4. Enter-Key: it is pressed with the LCD Select Down-key to turn on the UPS.
In battery operation mode, press it with LCD Select Up-key at the same time
to disable the buzzer. Beside, it is pressed to confirm and enter the item
selected.
5. Fault LED (red): To indicate the UPS is in fault condition because of
inverter shutdown or over-temperature.
6. Warning LED (yellow): To indicate the UPS is in the status of overload,
bypass and battery back-up.
7. Normal LED (green): To indicate the UPS is operating normally.
9
3.2 Outline Description
LED -- 1KVA / 2KVA / 3KVA Rack Mount Case