problem with connexion USB ( MTP and MSC ) and pc companion

[xperia_z1_prob_]

i connect my xperia z1 on my pc , dont make any sound and stop working my xperia show green color when is connected to pc but now u cant see any color any sound any notification and my cable is good i use to charge it .............

[Hampus]

Hi and welcome to the community! Since you're new please be sure that you have checked out our Discussion guidelines.

I suggest that you take a look at the following FAQ topic to see if you can find any tips:
http://talk.sonymobile.com/t5/FAQ/USB-connection-problems/m-p/348074