Align Using the power supply unit included with the demonstration kit, connect the radar power supply cable as shown below.
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At the other end of the power supply cable, align the white padlock image on the plug with the white stripe on the connector on the radar body (uppermost). Push the radar power connector fully home in to the socket on the radar and then turn the outer locking ring clockwise to ensure the connector engaged and locked. When correctly seated and secured, the green padlock symbol will be uppermost on the connector. The as shown in the video below shows the power connector being connected and disconnected.
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ADD IN DETAIL ABOUT HOW TO WIRE UP THE POWER SUPPLY