Lenovo ThinkCentre M83, Hardware Maintenance Manual

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6. Connect the front antenna cable to the Wi-Fi card module.
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 156.
Removing the front Wi-Fi antenna
To remove 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 93.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 94.
4. Disconnect the front antenna cable from the Wi-Fi card module.
5. Remove the front antenna and cable from the front of the computer.
Figure 99. Removing the front Wi-Fi antenna
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 156.
Replacing the keyboard or mouse
Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 “Safety information” on page 1.
This section provides instructions on how to replace the keyboard or mouse.
To replace the keyboard or mouse, do the following:
Chapter 8
.
Replacing FRUs (machine types: 10A0, 10A1, 10A6, 10A7, 10AG, 10AK, 10AL, and 10BE)
155