User’s Manual
35
No.
Port Name
Function
5
Audio input port
(MIC IN)
Tow-way talk input port which receives analog audio signal output
from the devices such as microphone and pickup.
6
Audio output port
(MIC OUT)
Tow-way talk output port which outputs the analog audio signal to
the devices such as the sound box.
7
Audio output port
Outputs audio signal to the devices such as the sound box.
8
Video output port
Connects to video output devices such as TV.
9
Video input port
Connects to analog camera to input video signal.
10
Alarm input port
1–16
Four groups of alarm input ports (Group 1: port 1 to port 4; Group 2:
port 5 to port 8; Group 3: port 9 to port 12; Group 4: port 13 to port
16). These ports receive the signal from the external alarm source.
There are two types: NO (Normally Open) and NC (Normally Closed).
When your alarm input device is using external power, make sure that
the input device and the DVR connect to the same ground.
Alarm output port 1–
5 (NO1–NO5;
C1–C5; NC5)
Five groups of alarm output ports (Group 1: port NO1–C1, Group
2: port NO2–C2, Group 3: port NO3–C3, Group 4; port NO4–C4,
Group 5: port NO5, C5, NC5). These ports output alarm signal to
the alarm device. Make sure that power supply to the external
alarm device.
NO: Normally open alarm output port.
C: Alarm output public end.
NC: Normally closed alarm output port.
RS-485
communication port
Connects to the control devices such as speed dome PTZ. RS-485_A
port is connected by the cable A and RS-485_B is connected to the
cable B.
Four-wire full-duplex
RS-485 port (T+, T-,
R+, R-)
Four-wire full-duplex 485 port. T+ and T- is the output wire; R+ and R-
is the input wire.
Power output
control for alarm
(CTRL 12V)
Controls the 6
th
channel power output for alarm.
Turns off power output when there is alarm output.
Turns on power output when the alarm is cleared.
12V power output
port
Provides power to external devices such as camera and alarm device.
Note that the power supply shall be below 1 A.
Ground.
10
Network port
Connects to Ethernet port.
12
VGA port
Outputs analog video data to the connected display with VGA port.
13
HDMI port
High definition audio and video signal output port.
The port outputs the uncompressed high definition video and multi-
channel audio data to the connected display with HDMI port.
Summary of Contents for DH-XVR1B04
Page 1: ...Digital Video Recorder User s Manual V1 5 0 ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD ...
Page 20: ...User s Manual 8 Fix HDD Connect cables Install the bracket and then fasten the screws ...
Page 115: ...User s Manual 103 Main menu ...
Page 201: ...User s Manual 189 Search result diagram Search result list ...
Page 221: ...User s Manual 209 Search results diagram Search results list Double click the video or click ...
Page 240: ...User s Manual 228 List For the data displayed in graph see Figure 5 187 Graph ...
Page 283: ...User s Manual 271 Main stream Sub stream ...
Page 327: ...User s Manual 315 Login Click Forgot Password Reset password Click OK ...
Page 357: ...User s Manual 345 Neutral cable ...
Page 363: ...User s Manual ...