KEYKING NF4027P, User Manual

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NF4027P Facial recognition user manual V1.00
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2.2 Installation steps
1. wiring instructions (take the power line as an example, other wiring and analogizing
later)
a) Strip the wire (using tools such as scissors) to expose the wire as shown.
b) Press the orange button at each connector on the green bar to insert the wire end into the
hole, then loosen the orange button to secure the wire as shown.
Caution：
 If the positive and negative poles of the power cord are reversed, the device
will not start; if the positive and negative poles are connected correctly,