When your compatible chartplotter is connected to an AIS device or VHF radio, you can set up how other vessels are displayed on the chartplotter.

Select Settings > Other Vessels.

AIS

Enables and disables AIS signal reception.

DSC

Enables and disables digital selective calling (DSC).

AIS Alarm

Sets the collision alarm (Setting the Safe-Zone Collision Alarm and Enabling AIS Transmission Test Alerts).