as I lost the original cable i needed to solder a new one.
I Figured out which pin is what with a little help from Mr. Keith Rogers from Z88.
Sharing is caring, so here is the correct wiring/pinning for the Din-8 RS-232.
Make free use of the PDF.
PS: I used a USB-RS232-WE-PWR from FTDI-Chip to connect with windoze.