The technical reference says for the expansion connector:
P2 Samtec Samtec MEC1-120-02-S-D-A, Digi-Key SAM8117-ND which i believe is wrong.
This type has only 20 positions per row.
I think that Samtec MEC1-130-02-S-D-A, Digi-Key SAM8118-ND should be right.
Could You clarify this?
yours sincerely
Lothar Hahn