Lenovo N20p Chromebook Hardware Maintenance Manual page 38

Figure 8. Unplug touch pad cable
Step 6. Remove the 9 screws
grooves between the upper case and the base cover to detach the upper case and then remove it.
Figure 9. Remove 9 screws
Table 6. Screw specifications — removing the upper case
Screw Specifications
label
1
M2.5 × 5 mm, flat-head, nylon-coated
2
M2 × 3.5 mm, flat-head, nylon-coated
5
M2 × 3.5 mm, flat-head, nylon-coated
Refer to Table 3 "Part numbers of FRUs (CRUs)" on page 24 to look up the Lenovo part numbers of the
following replacement parts:
Upper case
Touch pad cable
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Hardware Maintenance Manual
5 ; use a scrap credit card or a similar plastic card to slide through the
Color Torque
Black 3.7 — 4.0 kgf * cm
Black 3.7 — 4.0 kgf * cm
Black 1.7 — 2.0 kgf * cm