Appendix C: UEFI BIOS Recovery
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Appendix C
UEFI BIOS Recovery
Warning: Do not upgrade the BIOS unless your system has a BIOS-related issue. Flashing
the wrong BIOS can cause irreparable damage to the system. In no event shall Supermicro
be liable for direct, indirect, special, incidental, or consequential damages arising from a BIOS
update. If you need to update the BIOS, do not shut down or reset the system while the BIOS
is updating. Doing so may cause a boot failure.
C.1 Overview
initialization to allow the UEFI OS loader, which is stored in the add-on card, to boot the
C.2 Recovering the UEFI BIOS Image
BIOS image). The boot block contains critical BIOS codes, including memory detection and
completed, the main BIOS code will continue with system initialization and bootup.
C.3 Recovering the BIOS Block with a USB Device
used for this purpose. Please note that a USB hard disk drive is NOT supported. Follow the
procedures on the next page to recover the BIOS.
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