Mounting Orientation - Direction refers to where the round side is pointing. (opposite of the cable connection)

Magnet Calibration Values X, Y - This displays the GPS calibration values.

Mounting Position - This is in centimeters.  This is the distance from the main shaft.

Compass Fine-Tune - General correction  for the compass output in degrees.

Number Of Satellites For Position Use - Defines the minimal number of satellites to activate position hold. 

Number Of Satellites For Start-Up - Number of satellites expected for initial clearance during the self test.   Set this higher than "Number Of Satellites For Position Use".

Position Hold Range - Maximum radius in which the position will be regained after off-drifts.