Hi Peter, this is the Synscan manual, page 12 onwards has the wiring layout
http://jluccolas.free.fr/EQ6/ManualSynscanV3_EN.pdf
and this is the link for the Synscan GPS but no wiring layout
http://thadlabs.com/FILES/SynScan_GP...v_B_101906.pdf
That's all I can find for now.
Bo