Samsung NP540U4EK01US 사용자 설명서

The computer is configured so that it boots from the HDD with 

priority, by default.
This section will show you how to change the setting so that the 

computer boots from a USB device.

The screen image and terms may change depending on the 

model and the device driver version.

  Connect the USB device.

  Turn the computer on.

Immediately press the F2 key several times.

  Enter the BIOS Setup. Select the Boot menu in the BIOS 

Setup.

Aptio Setup Utility - Copy (C) 2012 American Megatrends, Inc.

Boot Device Priority >

Secure Boot   

 

 

 

 

Off

OS Mode Selection

Smart Battery Calibration >

UEFI OS

  Set the Boot Device Priority > Boot Option #1 item on the 

right screen to USB device.

Aptio Setup Utility - Copy (C) 2012 American Megatrends, Inc.

Boot Option Priorities

Boot Option #1

xxx

  Select Save and then Yes.

  The computer will restart.

Now, the boot priority has been changed so that the device 

will boot from the USB device with priority.

If you need to boot using a USB device, enter the BIOS Setup, 

select the Advanced menu and set the Fast BIOS Mode item 

to Off.