Installing Or Replacing The Optical Drive - Lenovo ThinkCentre M72e Hardware Maintenance Manual

7. Position the new memory module over the memory slot. Make sure that the notch
module aligns correctly with the slot key
down into the slot until the retaining clips close.
Figure 22. Installing a memory module
8. Reinstall the PCI Express x16 graphics card if you have removed it.
9. To complete the installation or replacement, go to "Completing the parts replacement" on page 117.

Installing or replacing the optical drive

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 install or replace the optical drive.
Note: The optical drive is only available in some models.
To install or replace an optical drive, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See "Removing the computer cover" on page 84.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 85.
2 on the system board. Push the memory module straight
.
Chapter 9 Replacing FRUs (machine types: 0896, 0958, 1112, 2116, 3498, 3593, 3595, 3597,
1 on the memory
3617, 3634, 3655, 3662, 3665, and 3675)
93