Using IMFD with two-plane course?

[rocketman768]

Is there a tutorial that shows how to do this? I know the default documentation shows what the two-plane course is, but how exactly do you use it? The "Prep. P1C" is involved somehow, but how do you know when to press it? Thanks!

 

[ar81]

[ame="http://www.orbithangar.com/searchid.php?ID=3403"]Tutorial: Concepts for Interplanetary MFD 4.2.1[/ame]