Lenovo ThinkCentre M80 Hardware Maintenance Manual page 96

This section provides instructions on how to replace the optical drive.
To replace the optical drive, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Remove the computer cover. See "Removing the computer cover" on page 72.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 73.
4. Disconnect the signal cable and the power cable from the rear of the optical drive.
5. Remove the three screws that secure the optical drive. Then, slide the optical drive out of the front
of the computer.
Figure 22. Removing the optical drive
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ThinkCentre Hardware Maintenance Manual