COP-USA CD55NV-HD22 - Manual (Page 9)

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7) Turn the three mounting clip bolts to let the mounting clips press the ceiling and
swing out gradually. The ceiling is clamped between the mounting clips and the
flange, thus the back box is secured above the ceiling.
Figure 21 .
Figure 21
II .The outlines description.
1) The synthetical wires as follows Figure22 Orange isRS485+ Yellow is
RS485- While you are using AC24V power line the red and black is the input
side of the power
BNC connector is the video-out side(Take carefully while
you connect these wires) .
Figure 22
2) The description of Alarm out-line Figure23 .
Figure 23