Lenovo ThinkCentre A70z ALL-IN-ONE, Руководство по техническому обслуживанию аппаратной части

Страница: 83 / 194

9. Go to “Completing the FRU installation” on page 108.
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.
Removing the optical drive
To remove the optical drive, do the following:
1. Turn off the computer.
2. Disconnect all cables, power cords, and external options from your computer. See “Rear connectors”
on page 65.
3. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay
it down so that the screen is against the surface and the cover is facing up.
4. Remove the computer cover. See “Removing the computer cover” on page 70.
5. Locate the optical drive. See “FRU locations” on page 66.
6. Remove the screw 1 that secures the optical drive to the main bracket and slide the optical drive out
of the rail.
7. Remove the retention clip from the optical drive by removing the two screws as shown in the following
illustration. Save the retention clip to use when you install the replacement optical drive.
Chapter 8
.
Replacing FRUs
77