Bios Recovery Boot Block; Bios Recovery Hotkey; Bios Recovery From Usb Storage - Acer Aspire 7250 Serveice Manual

Hardware specifications and configurations
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BIOS Recovery by Crisis Disk

BIOS Recovery Boot Block

BIOS Recovery Boot Block is a special block of BIOS, used to boot the system with minimum
BIOS initialization. Users can enable this feature to restore the BIOS firmware once the
previous BIOS flashing process failed.

BIOS Recovery Hotkey

A function hotkey- <Fn+Esc>, used to enable the BIOS Recovery process when system is
powered On during BIOS POST. To use this function, it is strongly recommended to have the
AC adapter and Battery present. If this function is enabled, the system will force the BIOS to
enter a special BIOS block, called Boot Block.
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 in 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:SHABX64.FD) 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
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