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Table 6. Startup menu items
Menu item Value
Comments
Boot
See “Changing the startup sequence” on
page 104
.
Network Boot
Select the boot device when the system
wakes from LAN. If Wake on LAN is
enabled, the network administrator can
turn on all of the computers in a LAN
remotely by use of network management
software.
UEFI/Legacy Boot
• Both
– UEFI/Legacy Boot Priority
– UEFI First
– Legacy First
– CSM Support (for UEFI Only)
– Yes
– No
• UEFI Only
• Legacy Only
Select system boot capability.
• Both: The system will boot following
the UEFI/Legacy Boot Priority
setting.
• UEFI Only: The system will boot from
the UEFI enabled operating system.
• Legacy Only: The system will boot
from any operating system other than
the UEFI enabled one.
Note: If you select UEFI Only, the
system cannot boot from the bootable
devices that do not have the UEFI
enabled operating system.
Boot Mode
• Quick
• Diagnostics
Screen during the POST:
• Quick: The ThinkPad Logo screen is
displayed.
• Diagnostics: Text messages are
displayed.
Note: You also can enter Diagnostic
mode by pressing Esc during the POST.
Option Keys display
• Disabled
• Enabled
If you select Disabled, the “To interrupt
normal startup, press Enter.” message is
not displayed during the POST.
Boot Device List F12 Option
• Disabled
• Enabled
If you select Enabled, the F12 key is
recognized and the Boot Menu window
is displayed.
Boot Order Lock
• Disabled
• Enabled
If you select Enabled, the boot priority
order is locked for your future use.
Restart menu
If you need to close the ThinkPad Setup and restart the system, select Restart from the ThinkPad Setup
menu. The following submenu is displayed:
• Exit Saving Changes: Restart the system after saving the changes.
• Exit Discarding Changes: Restart the system without saving the changes.
• Load Setup Defaults: Load the default setting that was in effect at the time of purchase.
• OS Optimized Defaults: Enable OS Optimized Defaults to meet the Microsoft Windows 8 certication
requirements. When you change this setting, some other settings are changed automatically. The affected
settings are CSM Support, UEFI/Legacy Boot, Secure Boot, and Secure RollBack Prevention.
Chapter 8. Advanced conguration 105