Dahua Mobile DVR Series - Extension Port

Mobile DVR Installation Instruction Guide
7
SN
Name
Function
4
GPS
GPS antenna port
Note
Only the device of GPS module supports this
function.
5
Wi-Fi 1
Wi-Fi antenna port
Note
Only the device of Wi-Fi module supports this
function.
6
Wi-Fi 2
Reserved port.
7
3G/4G
3G/4G antenna port
Note
Only the device of 3G/4G module supports this
function.
8
Bidirectional talk
input and output
port.
Bidirectional input and output port. Refer to
chapter 2.1.4 Bidirectional talk port for detailed
information.
9
Bidirectional talk
input and output port
2.
Connect to pickup. Refer to chapter 错误!未找到
引用源。 Peripheral pickup for detailed
information.
10
EXTEND
Extension port. Each port has specified function. Refer to
chapter 错误!未找到引用源。 Extension port for detailed
information.
11
ALARM/CAN/485
 Alarm input/output port. It includes alarm input port,
alarm output port, GND cable and 12V output/
 CAN BUS port: Reserved port. It is to exchange
data with the vehicle CAN network and other
devices of CAN port.
 A,B：Control PTZ.
12
CH1-4
Connect to HDCVI mobile camera or analog
mobile camera.
CH5-8
DC 6V-36V
Power input port
IPC CH1-4
Reserved function. Connect to network camera.
2.1.3 Extension Port
This series has the built-in power; you do not need the mobile power supply sourcing.
The following contents are to introduce function of each port. You can make connection cable by
yourself or you can contact your local retailer to purchase.
The extension port1 is shown as in Figure 2-3.