Advanced; Legacy Os Boot; Ahci Mode Control; Edb (Execute Disable Bit) - Samsung R530 Service Manual

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2. Introduction and Specification

Advanced

Intel(R) SpeedStep(TM)
Enables function that makes CPU speed change automatically according to the amount of use of CPU


Legacy OS Boot

This option select that the system will support only Legacy OS boot or will set OS boot supported with EFI first, Legacy OS boot second.

EFI: This is protocol to interface OS and Bios firmware on the platform based on Intel device. It has an OS that support EFI and it operate
regularly only when having EFI protocol set with this OS but, at present it does not have EFI and OS which is set with this feature.
Legacy USB Support
Enable support for Legacy Universal Serial Bus.

Large Disk Access Mode
UNIX, Novell NetWare or other O/S, select 'Other'.

Main Advanced
Intel® SpeedStep™
Legacy OS Boot
Lagacy USB Support
Large Disk Access Mode

AHCI Mode Control

EDB (Execute Disable Bit)

Touch Pad Mouse
Touch Pad LED
CPU Power Saving Mode
Fan Silent Mode
USB S3 Wake-up
USB Charge In Sleep Mode
Battery Life Cycle Extension
Purchased Date
F1 Help Select Item

Esc Exit Select Menu

AHCI Mode Control
This option select that you can use AHCI mode. When selecting (Auto), AHCI mode automatically will be change to AHCI/IDE mode

according to the Master manufactured.
When selecting (Manual), AHCI mode manually will be change to AHCI/IDE mode by user handling

[Manual] – [Enable]: Operates to AHCI mode. When you install OS, it will be installed to AHCI mode and when you install OS

programmed by IDE mode, it comes up BSOD.
[Manual] – [Disable]: Operates to IDE mode. When you install OS, it will be installed to IDE mode and when you install OS

programmed by AHCI mode, it brings in BSOD. To prevent BSOD, you should select proper mode or Auto.
SAMSUNG support Master of standard AHCI enabled.

EDB (Execute Disable Bit)
supports the Data Execution Prevention (DEP) feature. DEP is a set of H/W & S/W technologies that perform additional checks on

memory to help prevent malicious code from running on a system.
Internal LAN
"Enabled" will allow the internal LAN to operate correctly.

2-28
PhoenixBIOS Setup Utility
Security
[Enabled]
[Enabled]
[Enabled]
[DOS]
[Auto]
[Enabled]
[Enabled]
[Auto]
[Enabled]
[Auto]
[Disabled]
[Disabled]
[Disabled]
2009/01
F5/F6 Change Values
Enter Select  Sub-Menu
Boot Exit
Item Specific Help
This selects whether
Intel® SpeedStep™
Technology is enabled
or not.
'Disabled' means
that system does
not support Intel
® SpeedStep™
Technology.
'Enabled' is
recommened.
F9 Setup Defaults
F10 Save and Exit
R530/R730