There are some very good articles on the B&G Web Site on setting up and configuring a Autopilot – but unfortunatley they are very difficult to locate. Here they are:
Part 1
Autopilots: Key Calibration and Settings
https://www.bandg.com/en-sg/blog/autopilots-key-calibration-and-settings-part-1/
Part 2
Autopilots: Setting up your Autopilot
https://www.bandg.com/blog/autopilots-setting-up-your-autopilot/
Part 3
Autopilots: Understanding Performance Functions
https://www.bandg.com/blog/autopilots-understanding-performance-functions/