Lenovo X230 - Manual (Page 111)

2. Align the front of the computer with the front of the ThinkPad UltraBase Series 3.
3. Ensure that the guides of the ThinkPad UltraBase Series 3 align with the holes in the computer 1 . Then
secure the computer in place 2 . The docking status indicator lights.
4. Turn the system lock key to the locked position (horizontal). The computer is docked to the ThinkPad
UltraBase Series 3.
Chapter 7 . Enhancing your computer 93