Lenovo 401 - Manual (Page 16)

Adjusting the computer stand
Your computer comes with a computer stand that you can use to adjust the
computer to your comfortable position. Pull the stand open and adjust the position
of the computer at an angle between 10° to 35° as shown in the following
illustration.
CAUTION:
Make sure that the angle is at least 10° from the vertical; otherwise, the
computer might be unstable and fall over.
10 °
35 °
Figure 3. Adjusting the computer stand
8 User Guide