Lenovo N22–20 Hardware Maintenance Manual page 36

Figure 10. Disconnect antenna cables
Step 2. Remove the screw
Table 5. Screw specifications — removing the WLAN & Bluetooth combo module
Screw
location
WLAN&Bluetooth
combo card
to base
cover
Figure 11. Remove one screw
Step 3. Pull out the WLAN & Bluetooth combo module in the direction shown by the arrow
Figure 12. Pull out the WLAN & Bluetooth combo module
Refer to Table 12 "Part numbers for FRUs (CRUs)" on page 43 to look up the Lenovo part numbers of
replacement WLAN & Bluetooth combo modules.
30
Hardware Maintenance Manual
a
a
2
.
Number Specifications
1 M2 × 3mm, flat-head, nylon-coated
Color Torque
Black 1.85 +/-
0.15kgf-cm
3
.