IBM X220 - Manual (Page 89)

Table 21. Removal steps of LCD assembly (continued)
Step Screw (quantity) Color Torque
2 M2.5 × 6 mm, wafer-head, nylon-coated (2) Black 0.392 Nm
(4 kgfcm)
Before step 3 , strip off the tapes securing the antenna cables, and release the cables from the cable guides
of the frame.
Chapter 8 . Removing and replacing a FRU 83