Replacing The System Board And Heat Sink - Lenovo V130–20IGM AIO User Manual And Hardware Maintenance Manual

Figure 63. Installing the Wi-Fi card shield
8. Reinstall the removed parts. To complete the replacement, see "Completing the parts replacement" on
page 49.

Replacing the system board and heat sink

Attention: Do not open your computer or attempt any repairs before reading the Important Product
Information Guide.
1. Remove any media from the drives and turn off all connected devices and the computer. Disconnect all
power cords from electrical outlets and disconnect all cables from the computer.
2. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay
it down so that the computer cover is against the surface and the screen is facing up.
3. Remove the tilt-only monitor stand base. See "Replacing the tilt-only monitor stand base" on page 17.
4. Remove the front cover. See "Removing the front cover" on page 17.
5. Remove the tilt-only monitor stand. See "Replacing the tilt-only monitor stand" on page 19.
6. Remove the system board shield. See "Replacing the system board shield" on page 27.
7. Remove the M.2 storage drive. See "Replacing the M.2 storage drive" on page 32.
8. Remove the memory module. See "Replacing the memory module" on page 34.
9. Remove the Wi-Fi card. See "Replacing the Wi-Fi card" on page 35.
10. Record the cable routing and cable connections, and then disconnect all cables from the system board.
See "System board" on page 3.
11. Remove the system board and heat sink.
Notes:
• The numbers in the following figure show the locations of the screws instead of the removing and
reinstalling order of the screws.
• Handle the system board carefully by its edges.
.
Chapter 4 Replacing hardware
39