i think yyou wat do test point your phone with test point special cable for your model phone and spechial for your box repair like setool,rif,... and attention your box want active about test point and i think you can do this wit a-s-f box or any way can test point your phone ...this is abug and crash about macker company bout i research sony ericsson company wantnot agree this .i hope you can find any soulution or way can help you ............................ mamad jorj of iran ahwaz