vol-+ home + power but when I do it the phone vibrate once, when i release keys it runs in 'Factory Mode' (blue menu with options:
when I press vol + + home + power the phone starts in recovery mode (android recovery)
and after press the HOME button:
Model number: N7102
Android vesrion: 4.1.1
Baseband version: N7102XXDLK7
Kernel: 3.0.31-679347 se.infra@SEP-66#1
Build number: JZ054K.N7102DDFL7
I do not know too much about the phone since I got it from najomego.
Phone probably originated in China because after wpie all menu is in chinese...