Where can I download free software in order to put ringtones and pictures onto my original V3 razor phone for cingular for free?? Thank You.

Hello Sir,
I have a Motorola V3 model. It hang up after Switch on the phone and after sometime blank display appears then after some time rebooting then again it hang up. I have got the latest RSD Lite Software, but do not have the firmware files for it. Can any body help me to solve this problem of my V3 mobile and send me he firmware files of RSD Lite Software

Thanks