Main view at:
http://support.gateway.com/s/MOTHERBD/Shared/4006254R/4006254Rmv.shtml
The leter "K" indicate the front pannel connector.
Close up of the front pannel connector at:
http://support.gateway.com/s/MOTHERBD/Shared/4006254R/4006254Rmvr13.shtml
The pin numbering is:
1 2
3 4
5 6
7 8
9 x
Electro
July 2012