13
is 110/220V AC voltage input
2
Video input (VIN)
Connect analog video input device, standard BNC port
3
Audio input (AIN)
connect simulate audio input device, standard BNC interface
4
VGA interface
Main video output, and can be whole controlled. VGA and HDMI
output are alternative; system will match the display device
automatically.
5
RS-232 port
System Debug port
6
eSATA port
Connect the storage device with eSATA port, such as HDE
7
Reserved
N/A
8
Spot video output
（
SPOT VOUT
）
Spot video output support split screen, and playback control.
Matrix output
（
MATRIX VOUT
）
Matrix output
9
Intercom input
（ ）
Input port when intercom
Audio output (AOUT)
Audio of main output, output port for intercom, standard RCA port
10
USB Port
Connect USB mouse, data backup
11
Network port(UTP)
Connect the network
12
HDMI Port
Connect HDMI display device. VGA and HDMI output are
alternative; system will match the display device automatically.
13
+12V output
（
DC OUT
）
12V DC output
RS-232 port
System Debug port
RS-485port
RS-485 port for connecting PTZ, keyboard and other equipment,
details refer to ―Section 6 PTZ (pan, tilt and zoom) control
connection‖
Alarm input
（
ALARM IN
）
connect alarm input device
（
details refer to ―Section 5 External
alarm in/out connection‖
）
Alarm output
（
ALARM OUT
）
connect alarm output device (details refer to ―Section 5 External
alarm in/out connection‖)
Note: eSATA port, HDMI port and 12V DC output are optional, depend on detailed model.
Section 4 Audio Input
In 2U case D1 model, you can connect audio device directly by BNC port.
In 2Ucase CIF model, you can use DB25 converter in accessory to change DB25port to BNC port. The
number printed on BNC port is just the number of audio input channel.
1.5Ucase model, provide 4ch audio input and can connect audio device directly by BNC.
Section 5 External alarm in/out connection
Alarm in
The alarm input is NO/NC input. 4 CH series DVR has 4 ports for alarm input, 8 CH series DVR has 8 ports for
alarm input, 16 CH, 24CH and 32CH series DVR has 16 ports for alarm input.
