•Use F6 or the combination of Shift and + to move the device up to a higher priority.
•Use F5 or – to move the device down to a lower priority.
•Use the combination of Shift and ! to exclude or include a device.
3.Press F10 to save the changes and restart the system.
To change the startup sequence temporarily so that the system starts up from a different drive, do the following:
1.Turn off the computer.
2.Turn on the computer, then, while the ThinkPad logo is displayed, press F12.
3.Select the device you want to start first.
Note: The Boot menu will be displayed when the system cannot boot from any devices or the operating system cannot be found.
The following table lists the Startup menu items.
Notes:
•Default values are in boldface.
•On each submenu, press Enter to show selectable options and select a desired option.
•Some items are displayed on the menu only if the computer supports the corresponding features.
Table 6. Startup menu items
Menu item | Selection | Comments | ||
|
|
|
|
|
Boot |
|
|
| See “Changing the startup sequence” |
|
|
|
| on page 119. |
|
|
|
|
|
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 |
| Select system boot capability. |
|
| – UEFI/Legacy Boot Priority | • Both: Select priority of boot | |
|
| – | UEFI First | options between UEFI and Legacy. |
|
| • UEFI Only: The system will boot | ||
|
| – | Legacy First | |
|
| from the UEFI enabled operating | ||
| • | UEFI Only | ||
| system. | |||
| • | Legacy Only | • Legacy Only: The system will boot | |
| CSM Support (for UEFI Only) | from any operating system other | ||
| than the UEFI enabled one. | |||
| • | Yes |
| Note: If you select UEFI Only, |
| • | No |
| |
|
| the system cannot boot from the | ||
|
|
|
| bootable devices that do not have the |
|
|
|
| UEFI enabled operating system. |
|
|
|
| Compatibility Support Module (CSM) |
|
|
|
| is required for booting the legacy |
|
|
|
| operating system. If you select UEFI |
|
|
|
| Only, CSM Support is selectable. |
|
|
|
|
|
