Frnz i m using samsung sch-m569 cdma handset. When i start brew catalog my phone restarts. Is there any solution for it. Searching soln. On google i found some hidden menu shortcuts also which are 1. Goto settings press asterik.* and enter 123456 a service area menu opens. 2. Goto air service press asterik* and enter ur security code wap/brew settings open. 3. Goto display press asterik and enter 000000 system programming menu open. i g0t this but useless for me. Anybody know master resetting via usb or some secret codes pls. Reply. . . . . . . . . . . .