il faut le cable VGA de la xbox :
http://www.fnac.com/Shelf/article.asp?PRID=1772043&OrderInSession=0&Mn=39&NID=6432568&SID=c7a1c346-a994-d1ba-3dac-eb5aa926969b&TTL=270820061507&Origin=fnac_google&Ra=-50&To=0&Nu=8&UID=1CB638B47-9B05-45D7-70AE-57F545E8E9A5&Fr=2