Lenovo ThinkCentre 0900 User Manual page 73

Figure 43. Removing the system fan assembly
9. Install the new system fan assembly by aligning the new rubber mounts that came with the new system
fan assembly with the corresponding holes in the chassis, and then push the rubber mounts through the
holes. Then, carefully pull on the tips of the rubber mounts from the bottom until the new system fan
assembly is secured in place.
Figure 44. Installing the system fan assembly
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Chapter 5 Installing or replacing hardware