Shane AO Electronics
I/O Assignments, 
EL-3802
Schematic: schematics\SAO_in_out_sh_1.pdf
Page last updated: March 16, 2012
Simplified drawing (manual links used with permission from Galil)
The AO instrument motion control system is shown on the first sheet of this schematic.
Sheet 2, 
SAO_in_out_sh_2.pdf
Sheet 3, SAO_in_out_sh_3.pdf
Sheet 4, SAO_in_out_sh_4.pdf
Sheet 5, SAO_in_out_sh_5.pdf
Sheet 6, SAO_in_out_sh_6.pdf
Sheet 6 shows a diagram of