Dell EMC PowerEdge R740 - Boot Settings

Viewing SATA Settings
To view the SATA Settings screen, perform the following steps:
1 Turn on, or restart your system.
2 Press F2 immediately after you see the following message:
F2 = System Setup
NOTE: If your operating system begins to load before you press F2, wait for the system to nish booting, and then
restart your system and try again.
3 On the System Setup Main Menu screen, click System BIOS.
4 On the System BIOS screen, click SATA Settings.
SATA Settings details
The SATA Settings screen details are explained as follows:
Option
Description
Embedded SATA Enables the embedded SATA option to be set to O, AHCI, or RAID modes. This option is set to AHCI by default.
Security Freeze
Lock
Sends Security Freeze Lock command to the embedded SATA drives during POST. This option is applicable only
for AHCI mode. This option is set to Enable by default.
Write Cache Enables or disables the command for the embedded SATA drives during POST. This option is set to Disable by
default.
Port n Sets the drive type of the selected device.
For AHCI or RAID mode, BIOS support is always enabled.
Option Description
Model Species the drive model of the selected device.
Drive Type Species the type of drive attached to the SATA port.
Capacity Species the total capacity of the hard drive. This eld is undened for removable media
devices such as optical drives.
Boot Settings
You can use the Boot Settings screen to set the boot mode to either BIOS or UEFI. It also enables you to specify the boot order.
• UEFI: The Unied Extensible Firmware Interface (UEFI) is a new interface between operating systems and platform rmware. The
interface consists of data tables with platform related information, also boot and runtime service calls that are available to the operating
system and its loader. The following benets are available when the Boot Mode is set to UEFI:
• Support for hard drive partitions larger than 2 TB.
• Enhanced security (e.g., UEFI Secure Boot).
• Faster boot time.
• BIOS: The BIOS Boot Mode is the legacy boot mode. It is maintained for backward compatibility.
48
Dell EMC PowerEdge R740 Installation and Service Manual
Pre-operating system management applications