Thank dexter93 hard work, the S-OFF, when version 2.3.7, very good for the S-OFF, but I do not have flashing jb_hboot.zip Due to negligence, forget SD PH319.zip boot the update, the USB connected to the computer, prompt QHSUSB_Drivers, install the driver, connected to the computer, the screen lights, but a black screen, no idea! If you need pictures, I will upload. Once again express our gratitude!Please excuse my English!