Lenovo N22–20 Hardware Maintenance Manual page 32

Figure 3. Pry rubbers out of recesses
Note: The recesses and rubbers are marked with capital letters A, B, C, and D. Make sure that all
rubbers are put in the right recesses when installing new rubbers.
Step 2. Remove the screws.
Figure 4. Remove 10 screws
Table 3. Screw specifications
Screw Number
location
on base 10
cover
Step 3. Turn over the Chromebook and open the LCD cover to 180 degrees.
Step 4. Use a pry bar to slide through the grooves between the upper case and the base cover; slowly lift
the upper case until the keyboard socket and the touch pad socket appear.
Attention: Do not pull up the upper case before detaching the keyboard and touch pad cables.
Otherwise the cables may be damaged.
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Hardware Maintenance Manual
Specifications
M2 × 4.5mm, flat-head, nylon-coated
Color Torque
Black 1.85 +/-
0.15kgf-cm