Help....My 6700 can't connect activesync

[Tomqerz]

I've serious problem for my ppc 6700,i can't connect it to my pc or activesync..My PC said that "USB Device Not recognized",what wrong w/ my PPC???? I've change my ppc's USB and i have change my cable data but it not change.Before, i use "WM5Storage" to send music files to my mini SD in my PPC and i've wrong selection..i select to main memory (it said that it can make my system permanently unusable)...Please,what should i do....I love my PPC6700 so much and won't to change it...Please......Love PPCGEEKS so muchhh