Used Ziphone for OTB1.1.2 its stuck

I got a new OtB1.1.2 phone and used ziphone to jaibreak and activate it.but it got stuck and only the apple logo is appearing.Nuthing else.I tried restoring but its not working.Neither my itunes or my computer recognises the phone.Pls help me if you can.i need help coz i am a newbie.....would appreciate if you could post me links to where i can get my problem fixed.Thanks in advance

do a DFU restore back to 1.1.2
search the forum on how to put phone in DFU mode.

When done, ziphone again with ziphone -a -j -u (phone must be in recovery mode when you run that command).

There is a difference with DFU restore and just restore.