Alarm Connection; Alarm Port - Dahua NVR4104-P-4KS2 User Manual

Name
eSATA
RS-232
HDMI
VGA
PoE
PORTS

2.3 Alarm Connection

2.3.1 Alarm Port

The alarm port is shown as below. See Figure 2-80. The following figure is based on the 78 series.
Icon
1～16
NO1 C1， NO2 C2， NO3 C3， NO4
C4
NO5 C5 NC5
CTRL 12V
Function
eSATA port External SATA port. It can connect to the device of
the SATA port. Please jump the HDD when there is
peripheral connected HDD.
USB port USB port. Connect to mouse, USB storage device,
USB burner and etc.
RS-232 debug It is for general COM debug to configure IP address
COM. or transfer transparent COM data.
High definition audio and video signal output port. It
High Definition transmits uncompressed high definition video and
Media Interface multiple-channel data to the HDMI port of the
display device. HDMI version is 1.4.
VGA video output VGA video output port. Output analog video signal.
port It can connect to the monitor to view analog video.
Built-in Switch. Support PoE.
PoE port For PoE series product, you can use this port to
provide power to the network camera.
Figure 2-80
Function
ALARM1～ALARM16. The alarm becomes activated in the
low level.
Four NO activation output groups. (On-off button).
One NO/NC activation output group. (On-off button).
Control power output. Disable power output when alarm is
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