Kreisen 3 8 6 X / X E - Manual (Page 29)

Adjusting the Keyboard Angle
You can change the angle of the keyboard by adjusting the legs
on the bottom. Turn the keyboard over and lift each leg
upward until it locks into place, as shown below. You lock the
legs into a low or high position, or leave them flat.
Figure 1-7. Adjusting the Keyboard Angle
Setting Up Your System 1-11