Here is the link to the SFD-2 and SFD-2 Mk2 user manuals. They have a picture of each processor with its top off on the front cover.
Is there anything sepcific you want to know? I've owned both.
http://www.anthemav.com/OldSitev1/frames/manualsfr.html
Is there anything sepcific you want to know? I've owned both.
http://www.anthemav.com/OldSitev1/frames/manualsfr.html