Dahua DH-HCVR5424L-S2 - Page 59

HDCVI Standalone DVR User’s Manual
49
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.
12
RS232
RS232
RS232 debug port
13
VGA
VGA video output port
VGA video output port.
Output analog video signal. It
can connect to the monitor to
view analog video.
14
HDMI1
High definition media
interface 1
High definition audio and
video signal output port. It
transmits the same video
signal as the VGA/TV.
Support mouse operation.
15
HDMI2
High definition media
interface 2
HD video matrix output.
Support zero-channel
encoding matrix output.