Lenovo 30C50064IX Hardware Maintenance Manual page 173

d. Reinstall the shield and insert the plug of the retention latch into the hole to secure the Wi-Fi card
module.
Figure 135. Reinstalling the shield and insert the plug of the retention latch into the hole to secure the Wi-Fi card
module
Rear Wi-Fi antenna
To remove or install the rear Wi-Fi antenna, do the following:
1. Prepare your computer. See "Preparing your computer" on page 96.
2. Locate the rear Wi-Fi antenna. See "FRUs and CRUs" on page 35.
3. To remove the rear Wi-Fi antenna, do the following:
a. Pull the handle of the retention latch outward to the open position and remove the shield as shown.
Figure 136. Pulling handle of the retention latch outward and removing the shield
b. Disconnect the rear Wi-Fi antenna cable from the Wi-Fi card module.
.
Chapter 9 Hardware removal and installation
165