9
5 Interface
Composite interfaces
External video、USB interface，Definition below：
Pin Num
Description
1
CVBS
2
VGND
3
NC
4
NC
5
+12V
6
GND/USBGND
7
USB5V
8
USB D+
9
USB D-
6 Operation
6.1
Battery Install/uninstall
6.1.1 Battery Install
Insert the battery inside the battery compartment, and pay attention to the battery
be placed in the right position as following picture shown.
screw the battery cover tightly.
Note: make sure the battery cover the closed in case of water inside the battery compartment
resulting in the system damaged.
