Lenovo ThinkCentre E73, Hardware Maintenance Manual

Page: 173 / 190

3. Locate the two PCI Express x1 slots on the system board. See “Locating parts on the system board”
on page 79.
4. Install the Wi-Fi adapter card into one of the two PCI Express x1 slots. Then install the screw to secure
the Wi-Fi adapter card in place.
Figure 116. Installing the Wi-Fi adapter card
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 174.
Installing or removing the rear Wi-Fi antenna
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
on page 1.
This section provides instructions on how to install or remove the rear Wi-Fi antenna.
Installing the rear Wi-Fi antenna
To install the rear Wi-Fi antenna, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Install the rear Wi-Fi antenna to the rear Wi-Fi antenna cable connector attached on the rear of the
computer.
Chapter 10
.
Replacing FRUs (machine types: 10AU, 10AW, 10BF, and 10BG)
169