DEMO.AN

Notebook Model: China Brand HASEE K620C, which is called WS or TWJ by Quanta (an OEM ) BIOS:Insyde CPU: i7 4700 Chipset: HM86 Original BIOS operating: The Original BIOS(6.6MB) cannot be loaded and modified by ezh2o2 and PhoenixTool tools. Method 1 DOS: Flashit TWSP232.86 /all Result: Flash succeeds. Method 2 Rename "TWSP232.86" to "TWSX64.FD" and put it onto a FAT32 USB Driver. Shutdown the computer, plug in the USB Driver, install the battery, then press WIN+B? The screen will be blank for 2 minutes. Result: Flash succeeds. === Back-up than flash: Using FPT tools Back-up the Original BIOS, export a twxxx.bin(4.5MB) bin file, it CAN modified by ezh2o2 and PhoenixTool tools but CANNOT be flash. Method 1 Prompt: Error This ROM file size is incorrect Error:ROM size :480000 Current BIOS size:600000 Method 2 Reboot error, the screen still black and the flash dosn.t work. After a few minutes, it forcibly shutdown and BIOS never be flashed. === Skip Original BIOS's Header & Footer by WinHex and export a 666.bin(6MB) bin file, I modified and the Header & Footer back. Renamed xman.fd. DOS: FPT -F BIOSNAME.BIN -BIOS Prompt: Error 280: Failed to disable write protection for the BIOS space === I guess the it may not support the new BIOS ver. or...? How to solve this problem? Hopefully we can found a solution. Attached Bios files for your reference. Thanks!! Google Driver: https://drive.google.com/file/d/0B8lnoWnoajIKcV8wMThGZUhGY1E/edit?usp=sharing