BIOS Settings Glossary version 13 - Alphabetical

BIOS Settings Dictionary – Alphabetical
V13 – November 2009
S
BIOS Setting Appears on BIOS
Screen…
Options Description / Purpose
S1 State Indicator Power • Off
• Blink
• On
Sets the action for the front panel power LED when the
system is in S1 sleep mode.
Off: LED stays of when in S1
Blink: LED blinks when in S1
On: LED stays solid on when in S1
S3 State Indicator Power • Off
• Blink
• On
• Alternate Color
Sets the action for the front panel power LED when the
system is in S3 sleep mode.
Off: LED stays of when in S3
Blink: LED blinks when in S3
On: LED stays solid on when in S3
Alternate color: Systems built with a dual-color front panel
power LED may set this
SATA AHCI Mode Advanced > Drive
Configuration
• Enabled
• Disabled
Enables the SATA controllers in an "Advanced Host
Controller Interface" mode that improves system
performance if the drives attached support AHCI.
This setting will be auto enabled if the onboard RAID
controller is enabled. NOTE: This changes the device
class of the SATA controllers and can cause driver reload
in the OS.
SATA Port x Advanced > Drive
Configuration
[drive]
Displays the drive installed on this SATA port. Shows [Not
installed] if no drive is installed.
Save and Commit
Settings
Intel® ME Save and commit changes made to Intel® ME or Intel®
AMT.
Save Custom Defaults Exit No changeable
options
Saves the current values as custom defaults. Normally, the
BIOS reads the Setup values from flash memory. If this
memory is corrupted, the BIOS reads the custom defaults.
If no custom defaults are set, the BIOS reads the factory
defaults.
Scan User Flash Area Boot • Disabled
• Enabled
Enables the BIOS to scan the flash ROM for user binary
files that are executed at boot time.
SDRAM CAS#
Latency
Advanced >
Chipset
Configuration
or
Advanced >
Memory
Configuration
• 2.0
• 2.5
• 3.0
Selects the number of clock cycles required to address a
column in memory. Corresponds to CL.
For information on CAS Latency, refer to
http://en.wikipedia.org/wiki/Cas_latency
SDRAM Frequency Advanced >
Chipset
Configuration
or
Advanced >
Memory
Configuration
• Auto
• 266 MHz
• 333 MHz
• 400 MHz
Allows override of detected memory frequency value.