Figure 28. Installing the optical drive
7. Connect the signal cable and the power cable to the new optical drive.
Figure 29. Connecting the optical drive
8. Reinstall the front bezel. See "Removing and reinstalling the front bezel" on page 72.
9. Go to "Completing the parts replacement" on page 98.
Replacing the front fan assembly
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 front fan assembly.
.
Chapter 8
Replacing FRUs (Machine Types: 3029, 3054, 3139, 3219, 3246, 3282, 3349, 3421, 3544, 3652, 3769, 3934,
4992, 5206, 5267, 5325, 5384, 5450, 5474, 5498, 5554, 5852, 6232, and 6590.)
91