Samsung NP455R4JE 사용자 설명서

  Connect the AC adapter.

  Lift the LCD panel up.

  Press the Power button to turn the computer on.

  If the power is turned on, the power LED is lit.

When you turn the computer on for the first time, the Windows 

activation screen appears.
Follow the activation procedures according to the instructions on 

the screen to use the computer.
The computer’s date and time may be incorrect when you turn it 

on for the first time. They may also be incorrect if the battery has 

been fully discharged or removed. To set the date and time, go 

to the desktop taskbar and right-click the clock area. Then, click 

Adjust date/time and set the current data and time.