Lenovo 10AX, Maintenance Manual, Page: 238 / 260

2. Remove the computer cover. See “Removing the computer cover” on page 211.
3. Locate the thermal module in the computer. See “Locating major FRUs and CRUs” on page 85.
4. Remove the internal speaker. See “Replacing the internal speaker” on page 225.
5. Remove the cover presence switch. See “Replacing the cover presence switch” on page 227.
6. Remove the system fan. See “Locating major FRUs and CRUs” on page 85.
7. Follow this sequence to remove the four screws that secure the thermal module to the system board:
a. Partially remove screw 1 , then fully remove screw 2 , and then fully remove screw 1 .
b. Partially remove screw 3 , then fully remove screw 4 , and then fully remove screw 3 .
Lift and pull the thermal module to remove it from the system board.
Notes:
• Carefully remove the four screws from the system board to avoid any possible damage to the system
board. The four screws cannot be removed from the thermal module.
• Do not touch the thermal grease while handling the thermal module.
Figure 201. Removing the thermal module
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ThinkCentre M73 Hardware Maintenance Manual