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Figure 27. Removing the system fan
8. Align the four tabs on the bottom of the new system fan with the corresponding holes in the chassis, and
push the new system fan straight down until it snaps into position.
9. Connect the system fan cable to the microprocessor fan connector on the system board. See “Locating
parts on the system board” on page 9
.
10.To reinstall the front bezel, align the three tabs on the front bezel with the corresponding holes in the
chassis and pivot the front bezel inwards until it snaps into position.
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 32.
Replacing the internal speaker
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre
Safety and Warranty Guide, go to:
http://www.lenovo.com/support
This section provides instructions on how to replace the internal speaker.
Note: Not all computers have the internal speaker.
To replace the internal speaker, do the following:
28 ThinkCentre User Guide