In message <001501be710a$bd6706d0$53cb08d4@martins.teuto.de>, "Martin Husemann"
 writes:
>Have you tried exchanging mouse and keyboard connection? Mine didn't have
>any marks, althoug it works only one way. It now has thick labels "mouse"
>and "keyb" on the two connectors...

Mine has little 'K' and 'M' things, and the keyboard only works in 'K'.

-s