Replacing The Heat Sink And Fan Assembly - Lenovo ThinkCentre M72e Hardware Maintenance Manual

10. Hold the new optical drive and pivot the drive bay assembly upward. Align the screw holes in the new
optical drive with the corresponding holes in the drive bay. Then, install the two screws to secure
the new optical drive in place.
Figure 73. Installing the optical drive
11. Connect one end of the signal cable to the rear of the new optical drive and the other end to an available
SATA connector on the system board. See "Locating parts on the system board" on page 73. Then,
locate an available five-wire power connector and connect it to the rear of the new optical drive.
Figure 74. Connecting a SATA optical drive
12. To complete the installation or replacement, go to "Completing the parts replacement" on page 156.

Replacing the heat sink and fan assembly

Attention:
Do not open your computer or attempt any repair before reading and understanding the "Important safety information"
on page 1.
This section provides instructions on how to replace the heat sink and fan assembly.
CAUTION:
132
ThinkCentre Hardware Maintenance Manual