marcel aubert Optimum 150 Mode D'emploi page 19

21) Jack connector for scale power supply (XYZ version only)
22) USB2 B connector for the computer
23) SUB-D connector for table X-axis scale
24) SUB-D connector for table Y-axis scale
25) SUB-D connector for column Z-axis scale (optional)
Description Optimum 200M with motorized XYZ axis drives
19 Optimum$24.docx