3
See Sheet 2-1 for more details about ports.
SN Cable
Color
Port Name
Function
1
Green
ALARM_NO
On-off alarm output end.
2
Orange ALARM_NC
On-off alarm output end.
3
Red
ALARM_IN
Alarm signal input end.
4
Black
ALARM_GND
Alarm signal input GND.
5
Brown,
White
SD/HD Switch
Control Cable
It can realize the switch from HD video output to SD
video output when it is short circuit SD/HD switch
control cable. On the contrary, the open circuit
control cable will switch back to HD video output.
6
/
Audio Input Port
External Audio Source Input.
Note:
You need to set the camera
’s “Audio Mode” as
“External Audio” when using external audio source
input.
7
/
Video Output Port
In the HD output mode, it sends video stream
according to HDAVS standard, and supports the
transmission of audio stream and control data
stream at the same time, and the back-end needs
to connect to HCVR to control; it transmits video
signal via CVBS signal in SD output mode.
8
/
Power Input Port
Input DC12V/AC 24V.
Sheet 2-1
Figure 2-3
2.3
Lens Zoom Adjustment
Users can coaxial control lens zoom and focus via back-end HCVR device, it can also be
realized by pressing up, down, left and right buttons, pressing up button means focus +,
pressing down button means focus -, pressing left button means zoom out, pressing right
button means zoom in.
Note:
Users need to operate again after exiting OSD menu when left and right buttons failed to
realize zoom function during OSD menu operation.
