The NeXus-32 can be powered using batteries or through a power supply. Use of batteries will minimize the chance of artifacts.
For battery placement unscrew and remove the battery cover on the backside of the NeXus. Place AA batteries according to the details shown inside the battery compartment, close the cover and tighten the thumbscrew.
To use the power supply, connect the power supply cable into the power supply socket in the right top corner of the NeXus-32. Make sure the notch of the connector is facing upwards, turn the connector part to secure connection.