Plz help usb not working ...

[HOEROFOREVERINTHESUN]

i have upgraded to vanilla full and for 2days i could sync thru usb but yesterday my windows didnt recognise my device...
so i read and read many Threads and advices but not help...
and Even In bootloader mode i couldnt romupdate thru usb
I think my usb of device is broken device is working on her rom
need absolute help....Plz

[HOEROFOREVERINTHESUN]

sorry any help not yet
athena is working good only(rom is vanilla) usb is not recognized by windows 2000 xp etc...
So anyway i think rom change to original htc(spl 3.5) thru sd card
I think usb is broken
any other opinion?
broken is mayne not because of rom
maybe of hardware?