hi mate i have the same drive and asked about it so if my question gets answered maybe it will help you http://www.360mods.net/Forums/viewtopic/t=2061.html
bye the way i have just purchased one of these its the other alternative to useing the 2 pin trick have a look
http://cgi.ebay.co.uk/XBOX-360-Xeno-ODD-HDD-Connectivity-Kit-with-SATA-Cable_W0QQitemZ180101809145QQcategoryZ112846QQtcZphotoQQcmdZViewItem