Rear Panel - WatchNet PNT Hardware Manual

No. Port Name
2 HDD
3 NET
4 POWER
5 USB port

3.2 Rear Panel

3.2.1 1U
No. Port Name
1
Alarm input port
1–16
2
Alarm output port
1–3 (NO1–NO3;
C1–C3)
3 Video input port
4 Audio input port
Function
Glows blue when HDD status is abnormal.
Glows blue when network status is abnormal.
Glows blue when the power is connected properly.
Connects to peripheral devices such as USB storage device,
keyboard, and mouse.
Figure 3-3
Table 3-3
Function
Ground terminal.
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, please
make sure the alarm input device and the DVR connect to the
same ground.
Three groups of alarm output ports. (Group 1: port NO1–
⚫
C1,Group 2:port NO2–C2,Group 3:port NO3–C3）). These
ports output alarm signal to the alarm device. Please make
sure power supply to the external alarm device.
NO：Normally open alarm output port.
⚫
C：Alarm output public end.
⚫
Ground.
Connects to analog camera to input video signal.
Receives audio signal output from the devices such as
microphone.