Key or Key Sequence
Function
Availability
F2
Enter BIOS Setup
During POST
F7
Discard Changes
In BIOS Setup
F9
Load Optimal (e.g. CMOS) Defaults
In BIOS Setup
F10
Save Settings and Exit
In BIOS Setup
F11
BBS POPUP
During POST
F12
PXE Boot
During POST
ESC
Skip Memory Test
During POST
Tab
Skip Logo
During POST
Ctrl + HOME
BIOS Recovery
During Boot Block
Note:
When populate an add-on card, please don’t press the add-on card option ROM control key and “F2” (Enter
BIOS setup) at the same POST. Because some add on card may need to be modified first and the information
will be show in bios setup menu at next boot (for example: SAS Raid card HDD information).
LEDs
Power LED will be turned on when system is in power on state.
Power LED Status
Function description
OFF
Shutdown
ON
Power ON
Blink at 50% Duty Cycle
Sleep/Suspend
Boot Device Sequence Selection
S99K 2U BIOS support BBS Ver.1.01.
Eventlog
S99K 2U BIOS will log POST errors and ECC/PCI/IOH/QPI errors, and eventlog can be seen from BIOS Setup. BMC
will record other system events, like FAN speed, Thermal…etc, the user can get the information through BIOS Setup and
AST2050 UI-WEB.
ECC Eventlog
S99K 2U will log two ECC events.
PCIE Eventlog
S99K 2U will log three kinds of error, correctable, uncorrectable and fatal error, for PCI-Express.
Chapter 3 — BIOS
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