Lenovo ThinkCentre Chromebox Hardware Maintenance Manual (HMM) - ThinkCentre C - Page 84

Replacing the reset button board

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4. Install the new rear M.2 Wi-Fi antenna to the rear M.2 Wi-Fi antenna cable connector attached on the rear of the computer. 5. Adjust the angle of the rear antenna to reduce the risk of breaking the antenna by accident. Figure 37. Installing the rear M.2 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 81. Replacing the reset button board 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 reset button board, 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. Locate the reset button board. See "Locating components" on page 30. 4. Disconnect the reset button board cable from the reset button board connector on the system board. See "Locating parts on the system board" on page 32. 78 ThinkCentre Chromebox Hardware Maintenance Manual

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4. Install the new rear M.2 Wi-Fi antenna to the rear M.2 Wi-Fi antenna cable connector attached on the
rear of the computer.
5. Adjust the angle of the rear antenna to reduce the risk of breaking the antenna by accident.
Figure 37. Installing the rear M.2 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 81.
Replacing the reset button board
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 reset button board, 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. Locate the reset button board. See “Locating components” on page 30.
4. Disconnect the reset button board cable from the reset button board connector on the system board.
See “Locating parts on the system board” on page 32.
78
ThinkCentre Chromebox Hardware Maintenance Manual