Hello! im new in this forum, i have a little experience in android hardware but this phone i cannot repair, the problem was i tried to make a backup via rom mánager and the phone hang on blu logo, i tried ro find some rom or ISO image to recover that, but its impossible, nobody have this phone, the details of the phone is blu tango d100 os android 2.2, chipset mtm7227 600 mhz 512 ram 256 storage, i appreciate your help to recover it, thanks!