Lenovo 10B0 Maintenance Manual page 226

2. Remove the computer cover. See "Removing the computer cover" on page 211.
3. Remove the hard disk drive assembly. See "Installing or removing the hard disk drive assembly" on
page 213.
4. Locate the Wi-Fi card module in the computer. See "Locating major FRUs and CRUs" on page 85.
5. Disconnect the Wi-Fi antenna cables from the Wi-Fi card module.
Figure 182. Removing the Wi-Fi antenna cables
6. Carefully pivot the Wi-Fi card module up to release it from the plastic post that secures it. Then, pull the
Wi-Fi card module to remove it from the mini PCI Express card slot.
Note: Do not over pivot the Wi-Fi card module.
Figure 183. Removing the Wi-Fi card module
7. Insert the new Wi-Fi card module into the mini PCI Express card slot. Then, pivot the Wi-Fi card module
downward until it snaps into position and is secured by the plastic post.
Note: Do not touch the notched edge of the Wi-Fi card module.
Figure 184. Installing the Wi-Fi card module
8. Connect the Wi-Fi antenna cables to the new Wi-Fi card module.
Figure 185. Connecting the Wi-Fi antenna cables
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ThinkCentre M73 Hardware Maintenance Manual