Installing Or Removing The Front Wi-Fi Antenna - Lenovo ThinkCentre M73 10B0 Hardware Maintenance Manual

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 235.

Installing or removing the front 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 front Wi-Fi antenna.
Note: The front Wi-Fi antenna is only available on some models.
To install the front Wi-Fi antenna, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Remove the computer cover. See "Removing the computer cover" on page 207.
3. Remove the hard disk drive assembly. See "Installing or removing the hard disk drive assembly" on
page 209.
4. Peel off the paper that protects the sticker on the bottom of the front Wi-Fi antenna.
Figure 186. Peeling off the paper that protects the sticker
5. Align the two small columns on the bottom of the front Wi-Fi antenna with the two holes on the hard disk
drive bracket as shown. Then, stick the front Wi-Fi antenna onto the hard disk drive bracket.
Figure 187. Sticking the front Wi-Fi antenna
.
Chapter 11 Replacing FRUs (machine types: 10AX, 10AY, 10DK, 10DL, 10DM, and 10DN)
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