asus n53sm usb3 problem

[saimon]

hi guys

sorry if my english so bad
i've been doing all thing to know what is wrong with usb3 in my laptop or wd my passport usb3 ?
i bought ASUS laptop a month ago and suddenly 3 days ago i can not transfer file (movie 4-9GB) from laptop to my wd passport but i can transfer file from my passport to laptop

if i plug into usb2 with my asus laptop there was nothing wrong with my passport,was working with fine.and another thing i have 4 my passport usb3 1TB.all of them can not transfer file from laptop to my passport, which is like suddenly error and my passport disconnected and connect again by itself,looks like lost power when in the middle of transferring file

http://img821.imageshack.us/img821/5952/errormo.jpg

so i tried to check with my sister sony laptop usb3 and my passport works fine, i can transfer file from laptop to passport and passport to laptop

so any advice that can help me out,that would be great,cus this problem really drive me nuts

thanks in advance guys