Lenovo N22–20 Hardware Maintenance Manual page 45

"Remove the LCD panel" on page 35
Step 1. Remove the screws.
a
a
b
Figure 30. Remove the hinges
Table 10. Screw specifications — removing the hinges and the WLAN antennas
Number
Screw
location
hinges 4
to LCD
base
cover
Step 2. Remove the hinges.
Refer to Appendix B "Lenovo part numbers for replacement FRUs" on page 43 to look up the Lenovo part
numbers for the replacement hinges.
a
a
b
Specifications
M2.5 × 3.5 mm, flat-head, nylon-coated
Torque
Color
Silver 3.7 — 4.0 kgf *
cm
.
Chapter 4 Removing a FRU or CRU
39