Dahua DH-HCVR5424L-S2 - Page 56

HDCVI Standalone DVR User’s Manual
46
SN
Icon
Name
Function
NO1～NO5
Alarm output port 1～5
 5 groups of alarm output
ports. (Group 1 ： port
NO1～ C1,Group 2:port
NO2～ C2,Group 3:port
NO3～C3. 4:port NO4～
C4. 5:port NO5 ～
C5.).Output alarm signal
to the alarm device.
Please make sure there
is power to the external
alarm device.
 NO：Normal open alarm
output port.
 NC：Normal close alarm
output port.
 C：Alarm output public
end.
C1～C5
NC5
A
RS485 communication
port
RS485_A port. It is the cable
A. You can connect to the
control devices such as
speed dome PTZ.
B
RS485_B.It is the cable B.
You can connect to the
control devices such as
speed dome PTZ.
T+、T-、R+、R-
Four-cable full-duplex
485 port.
T+, T-: Send out cable.
R+, R-: Input cable.
CTRL 12V
Control power output
Turn off power output when
the alarm is cancelled.
8
Network port
1000M Ethernet port
9
RS-232
RS232 debug port
It is for general COM debug
to configure IP address or
transfer transparent COM
data.
10
VGA
VGA video output port
VGA video output port.
Output analog video signal. It
can connect to the monitor to
view analog video.
11
eSATA
eSATA port
External SATA port. It can
connect to the device of the
SATA port.