52
Port Name
Connection Function
C
there is power to the external alarm
device.
z
NO
：
Normal open alarm output port.
z
C
：
Alarm output public end.
A
RS485_A port. It is the cable A. You can
connect to the control devices such as speed
dome PTZ.
B
RS485
(RS-485)
communication
port
RS485_B.It is the cable B. You can connect
to the control devices such as speed dome
PTZ.
Power input port
/
/
Power port. Input 220V DC.
Power button
/
/
Power on/off button.
PoE PORTS
4 PoE ports
/
Built-in Switch supports PoE function.
The 4 PoE ports series product supports total
48V 50W.
MIC IN
Audio input
port
/
Bidirectional talk input port. It is to receive the
analog audio signal output from the devices
such as mike phone, pickup.
MIC OUT
Audio output
port
/
Audio output port. It is to output the analog
audio signal to the devices such as the sound
box.
z
Bidirectional talk output.
z
Audio output on 1-window video monitor.
z
Audio output on 1-window video
playback.
eSATA
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.
2.2.10
38 Series
The 38 series rear panel is shown as below. See Figure 2-29.
Figure 2-29
Please refer to the following sheet for detailed information.
