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5-6 Jumper and Connector Locations
Performing a BIOS Recovery 0
Boot Block 0
An interruption during a BIOS flash procedure (e.g. a power outage) can corrupt the BIOS
code, which will cause the system to go into an unbootable state. The BIOS boot block refers
to a special BIOS program that can be used to boot up a system with minimum BIOS
initialization.You need to access and execute the boot block to reboot the computer and
recover the regular BIOS code.
Creating the Crisis Disk 0
NOTE:
NOTE:
The BIOS crisis recovery disk should be prepared in a computer running the Windows
XP, Vista, or 7 OS.
1. Prepare a removable USB flash drive.
Note that all data in the USB flash drive will be cleared during the creation of the crisis
disk.
2. Set up a computer running the Windows XP, Vista, or 7 operating system and plug in the
USB flash drive into an available USB port.
3. Open the Notepad program and create a new file.
4. Type startup.nsh.
For example, the USB key prompt is fs0. The PFlash.efi and BIOS.cap files are in the fs0:
root directory.
Figure 5-4. Startup.nsh File
5. Save this file as startup.nsh in the USB flash drive’s root directory.
6. Decompress the Crisis Package Source in the USB flash drive’s root directory.
7. Eject and reconnect the USB flash drive from the computer, and make sure it contains the
following files:
EFI folder
BIOS image file
BIOS.cap
PFlash.efi
PFlashX86efi
Startup.nsh