Wi-Fi Units; Wi-Fi Card - Lenovo 30C7 Hardware Maintenance Manual

c. Install the two screws to secure the internal speaker to the chassis.
Figure 88. Installing the screws
d. Press the release tab and pivot the drive bay assembly outward to open it. See "Preparing your
computer" on page 92.
e. Connect the internal-speaker cable to the internal-speaker connector on the system board. See
"Parts on the system board" on page 37.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 154.

Wi-Fi units

Attention: Before you replace any FRU, be sure to read and understand Chapter 1 "Read this first:
Important safety information" on page 1.
The Wi-Fi units include a Wi-Fi card, a front Wi-Fi antenna, and a rear Wi-Fi antenna.
Notes:
• The Wi-Fi units are only available on some models.
• Depending on the model, the Wi-Fi units might look slightly different from the illustrations.

Wi-Fi card

To remove or install the Wi-Fi card, do the following:
1. Prepare your computer. See "Preparing your computer" on page 92.
2. Locate the Wi-Fi card slot. See "Parts on the system board" on page 37.
3. Untie the cables that prevent your access to the Wi-Fi card from the cable clip.
4. To remove the Wi-Fi card, do the following:
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P330 Hardware Maintenance Manual