Projects

 1) Power up your phone by holding VOL DOWN+POWER, you should see three androids on skateboards.
 2) Press back key to go into fastboot mode

 % fastboot erase cache 
 % fastboot flash system system.img 
 % fastboot flash userdata data.img 
 % fastboot flash boot boot.img 
 % fastboot flash recovery recovery.img 
 % fastboot reboot