n4030 wifi not working plz help

hi i have a n4030 laptop and i install a win 7 32bit recently butthere is no sign of my wireless adapter in device manager and i cant install wireless driver becuz it say : error "setup.rul" has occurred and setup can not continue . there is no wireless icon in notification area even when i turn wireless on by pressing F2. please help. i recently noticed that when i press F2 button to turn on wifi "human interface device" adds to device manager. any idea??