Lenovo ThinkCentre E93z, Руководство по техническому обслуживанию аппаратной части

Страница: 90 / 142

6. Slide the new optical drive into the optical drive bay until the new optical drive cable is connected to the
cable and secured in place. Install the screw to secure the new optical drive.
Figure 19. Installing the optical drive
Removing and reinstalling the system board shield
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 remove and reinstall the system board shield.
To remove and reinstall the system board shield, 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. Place a soft, clean towel or cloth on the desk or other flat 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.
3. Remove the computer cover. See “Removing the computer cover” on page 80.
4. Locate the system board shield in the computer. See “Locating major FRUs and CRUs” on page 70.
86
ThinkCentre E93z Hardware Maintenance Manual