Lenovo ThinkCentre M800, Hardware Maintenance Manual, Page: 112 / 178

14. Install the front bezel. See “Replacing the front bezel” on page 88.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to “Completing the parts replacement” on page 147.
Replacing the optical drive
Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 “Read this first: Important safety information” on page 1.
To replace the optical drive, do the following:
1. Remove any media from the drives and turn off all connected 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 88.
3. Remove the front bezel. See “Replacing the front bezel” on page 88.
4. Locate the optical drive. See “Computer components” on page 31.
5. Disconnect the signal cable and the power cable from the rear of the optical drive.
6. Pressing the blue release tabs
1
and
2
in the directions as shown, push the optical drive to the rear
of the computer.
Figure 38. Removing the optical drive
7. Flex the optical drive bracket as shown to remove the optical drive from the bracket.
Figure 39. Removing the optical drive from the bracket
104
ThinkCentre M800 and M900 Hardware Maintenance Manual