6 Signalling and Error Correction
6.1 Signalling
1. ON push button (ON): Press the ON switch for
about 2 seconds to switch on the UPS.
UPS Test: To execute an UPS self test press this
button for about 2 seconds in the normal operation
mode.
2. OFF push button (OFF): Press the OFF switch
for about 2 seconds to switch off the UPS
Deactivate
acoustic alarm: By pressing this switch for about
2 seconds during the alarm an acoustic alarm can
be deactivated.
3. LED UPS ON (inverter): The green LED lights up
if the UPS system is supplying voltage provided
by the mains power via the inverter.
4. LED BATTERY (battery): The orange LED lights
up when power is supplied by the batteries.
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