have one Haipad M703 Aml8726-m A9 tablet, be bricked, and SD card cannot mount already, also cannot booting to setting open USB debbugging model. so, I have no idea to flash the ROM ? can have any suggestion? I have original ROM and more unofficial ROMs, and livesuit, Odin tools, etc. but, Computer cannot link Tablet, I have no idea now? If I release battery pack from MID, can be let cannot power on bricked MID to enter Recovery model? can I through MID series port to connect Win7 USB port to make command of ADB to upload booting loader? JTAG from series port, ma last solution to enter ADB to reboot bootloader? anyone ahve this guide line for me. thank for advice and recommend procedure.