My phone is an xperia.m it has usb mass storage mode. I conectd it to a dvd player n it worked. However it only works sometimes. I used a cut half of the usb cable n made my own wire. I conectd red blsck white green properly . My phone says usb debuging enabled yet nothing. Its supose to say msss storagr enabled too. If I fiddle it works but ite not anymore. Helpp. Im typin from phone so sorry