Lenovo 4478 Personal Computer User Manual


 
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,goto:
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. 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 16.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on
page 17.
4. Disconnect the signal cable and the power cable from the rear of the optical
drive.
5. Press the blue release button 1 and slide the optical drive out of the optical
drive bay.
Figure 18. Removing the optical drive
30 User Guide