Lenovo N21 Chromebook Hardware Maintenance Manual page 49

Table 12. Screw specifications — removing the hinges and the WLAN antennas
Screw Specifications
label
3
M2.5 × 3.5 mm, flat-head, nylon-coated
Refer to Table 4 "Part numbers for LCD FRUs" on page 26 to look up the Lenovo part numbers of the
following replacement parts:
Hinges (left and right)
Antennas (left and right)
Torque
Color
Silver 3.7 — 4.0 kgf * cm
.
Chapter 4 Removing a FRU or CRU
43