IBM manual For X22, X23, ThinkPad X20, X21, X22, X23, X24

2.Align the tabs of the keyboard with the corresponding slots; then press the keyboard until it snaps into place.

For X22, X23, X24

1

Step	Screw (quantity)	Torque
	M2 ⋅ 7 mm, Nylock-coated	19.6 Ncm (2 kgfcm)
	(3) BK

Chapter 3. ThinkPad X20, X21, X22, X23, X24 65