My Sony Walkman NWZ B152F not turning On

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Saranya223344 Posts 1 Registration date Wednesday April 10, 2013 Status Member Last seen April 10, 2013 - Apr 10, 2013 at 12:25 PM
My Sony walkmen model is NWZ B152F

My computer recognizing but walkman not turning on.

I tried updating driver software as USB mas storage ,But still not working/

Plz help me !