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8 Signalling and Error Correction
8.1 Signalling
1. OFF push button (OFF): Press the OFF switch
for about 2 seconds to switch on the UPS
2. ON push button (ON): Press the ON 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.
UPS Test: To execute an UPS self test press this
button for about 2 seconds in the normal operation
mode.
3. LED Bypass: The orange-coloured LED lights up
when the UPS system is supplying voltage
provided by the mains power via the bypass.
4. LED Inverter: The green-coloured LED lights up if
the UPS system is supplying voltage provided by
the mains power via the inverter.
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