Main Unit Io Box/Control Box Connection; Io Box - Win4NET H.264 8-Channel Mobile DVR User Manual

Others
GPS Antenna: Built in GPS is working on this DVR. SMA type GPS antenna
recommended to receive GPS data better.
2-3-3

Main Unit IO Box/Control Box connection

-Use RJ45 cable to connect each units.(Main unit to IO and Control box.)

2-3-4 IO BOX

-Following picture shows front & rear side of IO BOX.
Case Ground
Use this port for ground connection to vehicle body.
16
<rear side>