Lenovo ThinkCentre Chromebox Hardware Maintenance Manual (HMM) - ThinkCentre C - Page 79

Replacing the M.2 Wi-Fi card module

Page 79 highlights

8. Install the screw to secure the M.2 storage drive to the system board. Figure 27. Installing the screw that secures the M.2 storage drive 9. Reinstall the system board frame. See "Replacing the system board frame" on page 68. 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 81. Replacing the M.2 Wi-Fi card module Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter 1 "Read this first: Important safety information" on page 1. To replace the M.2 Wi-Fi card module, do the following: 1. Remove any media from the drives and turn off all connected 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 front cover. See "Removing the front cover" on page 63. 3. Remove the system board frame. See "Replacing the system board frame" on page 68. 4. Locate the M.2 Wi-Fi card slot. See "Locating parts on the system board" on page 32. 5. Disconnect the M.2 Wi-Fi antenna cables from the M.2 Wi-Fi card module. Then, remove the screw that secures the card module so that the M.2 Wi-Fi card pops up. Figure 28. Removing the M.2 Wi-Fi card module cables Chapter 9. Installing or replacing hardware 73

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8. Install the screw to secure the M.2 storage drive to the system board.
Figure 27. Installing the screw that secures the M.2 storage drive
9. Reinstall the system board frame. See “Replacing the system board frame” on page 68.
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 81.
Replacing the M.2 Wi-Fi card module
Attention:
Do not open your computer or attempt any repair before reading and understanding the Chapter
1 “Read this first: Important safety information” on page 1.
To replace the M.2 Wi-Fi card module, do the following:
1. Remove any media from the drives and turn off all connected 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 front cover. See “Removing the front cover” on page 63.
3. Remove the system board frame. See “Replacing the system board frame” on page 68.
4. Locate the M.2 Wi-Fi card slot. See “Locating parts on the system board” on page 32.
5. Disconnect the M.2 Wi-Fi antenna cables from the M.2 Wi-Fi card module. Then, remove the screw
that secures the card module so that the M.2 Wi-Fi card pops up.
Figure 28. Removing the M.2 Wi-Fi card module cables
Chapter 9
.
Installing or replacing hardware
73