The pin assignments and sockets are located in Appendix D of the Leica GPS1200 Technical Reference Manual. I found this download for it. If you cannot download from this link, I’ll upload the 14 MB PDF file to my Box.com directory and provide you with an anonymous link. Check out pages 1328 through 1334 for the info on the receiver.
Leica GPS1200 Technical Reference Manual
ETA: Oops TPS not GPS dummy! The pin assignments and sockets are located in Appendix D of the Leica TPS1200 Technical Reference Manual and here is the download for it. If you cannot download from this link, I’ll upload the 12 MB PDF file to my Box.com directory and provide you with an anonymous link. Check out pages 1320 through 1322 for the info on the instrument.
Leica TPS1200 Technical Reference Manual