Lenovo 10A4 Hardware Maintenance Manual page 273

6. Remove the system fan. See "Locating major FRUs and CRUs" on page 87.
7. Follow this sequence to remove the four screws that secure the thermal module to the system board:
a. Partially remove screw
b. Partially remove screw
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 280. Removing the thermal module
8. Install the new thermal module into the chassis as shown. Ensure that the four screws on the new
thermal module are aligned with corresponding holes in the system board.
Figure 281. Installing the thermal module
9. Follow the clockwise sequence of
module. Do not over-tighten the screws.
.
Chapter 10 Replacing FRUs (machine types: 10A4, 10A5, 10AA, 10AB, 10DF, 10DG, 10DH, 10DJ, 10E8, 10E9, 10EA, and 10EB)
1 , then fully remove screw
3
, then fully remove screw
2 , 4 , 1 , and 3 to install the four screws to secure the new thermal
2 , and then fully remove screw
4
, and then fully remove screw
1 .
3
.
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