Product Description
CHCNAV ALPHAAIR-450 USER MANUAL | 2021-10 P a g e | 10
BB4 interface (CHC Alphaport)
3.5 Device interface description
1- DJI Skyport Interface: Power supply and communication for M300
2- GNSS Antenna Interface: Receive GNSS signal for positioning and timing
3- LED Indicator (4-LED Indicator): Device status indicator, blinking synchronously with the
ON/OFF indicator
4- ON/OFF Key: Turn on/off the equipment and one-button acquisition control button
5- TYPE-C Data Cable Interface: Connect AA450 to Computer for data coping
6- Alphaport Interface: Power supply and communication for BB4
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