Walkman does not turn on

[Guest]

Hello,
my sont walkman does not turn on .iv reset it then turned it on all that happens is that a black bar comes on then a white won .and nothing eals happens,it wont turn off unless i reset it again then the same thing happens if iturn it on again . please help if u can model number is nwz 8133 1gb

 

[techo]

Hey John,

Try upgrading your mp3 with latest firmware by visiting www.sony.global.com