Acer 4253G manual Steps for Bios Recovery from USB Storage

Steps for BIOS Recovery from USB Storage

NOTE: NOTE:

Prior to performing the recovery, prepare a Crisis USB key. The Crisis USB key is created by executing the Crisis Disk program on another system with Windows 7 OS.

To Create a Crisis USB key, perform the following:

1.Format the USB storage disk using the Fast Format option.

2.Save ROM file (file name: BIOS HM40X64.bin) to the root directory of USB storage. Make sure that there is no other BIOS file saved in the same directory.

3.Plug USB storage into USB port.

4.Press <Fn + ESC> button then plug in AC power.

5.The Power button flashes once.

6.Press Power button to initiate system CRISIS mode.

7.When CRISIS is complete, the system auto restarts with a workable BIOS.

8.Update the latest version BIOS for this machine by regular BIOS flashing process.

Jumper and Connector Locations 5-7