Replacing The Optical Drive - Lenovo ThinkCentre Edge 91 Hardware Maintenance Manual

7. Connect one end of the signal cable to the rear of the new hard disk drive and the other end to an
available SATA connector on the system board. See "Locating parts on the system board" on page 77.
Then, locate an available five-wire power connector and connect it to the rear of the new hard disk drive.
Figure 19. Connecting a SATA hard disk drive
8. To complete the installation or replacement, go to "Completing the parts replacement" on page 104.

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 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 79.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 80.
4. Remove the three screws that secure the optical drive. Then, slide the optical drive out of the front
of the computer.
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ThinkCentre Hardware Maintenance Manual