HELP lumia 710 unlock then!!......?

[flexshield]

my lumia 710 WP 7.8

unlocked it then i hold up bottom and plugged the cable then in my windows (8) device load a partition about 500 MB the partition format show i format the partition then boom my home power gone

now i can't turn on my phone device
charged my phone about 10 hours still nothing

what should I do dose my phone breaked or what .?
is there solution!?

 

[BIGPADDY]

I would take it to Nokia Care see if they can fix the issue.

 

[MikeLuna]

You formatted the partition that showed up when you connected the phone to the computer? I think you killed it, for good.