Lenovo ThinkCentre M76, Hardware Maintenance Manual, Page: 139 / 214

10. To complete the installation or replacement, go to “Completing the parts replacement” on page 157.
Replacing the optical drive
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 optical drive.
To replace the optical drive, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Open the computer cover. See “Opening the computer cover” on page 119.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 120.
4. Remove the hard disk drive. See “Replacing the hard disk drive” on page 132.
5. Press the blue retaining clip to pivot the optical drive bay upward.
Figure 71. Pivoting the optical drive bay
6. Disconnect the signal cable and the power cable from the rear of the optical drive.
Chapter 9
.
Replacing FRUs (Machine Types: 3120, 3122, 3126, and 3128.)
135