If you want more information on practicing major and minor scales on the trumpet, make sure that you own J.B. Arban’s Complete Conservatory Method for Trumpet.It is unofficially known as the trumpeter’s bible and should be part of every trumpet players resource library. The E major scale is E F# G# A B C# D#. 4.1K views More Helpful Information About Trumpet Scales and Fingerings. Use them with the above image to figure out what the trumpet fingerings are for the other scales. Here are the major scales.