Lenovo ThinkStation P300 User Manual page 91

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 71.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 72.
4. If you are installing an optical drive, do the following:
a. Remove the metal static shield from the desired drive bay.
b. Locate the optical drive retainer from the left side of the computer. Push the retainer downwards
to unlock the retainer. Then lift the retainer out of the chassis.
Figure 19. Removing the optical drive retainer from the computer
• If you are replacing an optical drive, do the following:
a. Disconnect cables from the rear of the optical drive, press the release button
optical drive out of the front of the computer.
Figure 20. Removing the optical drive
b. Remove the optical drive retainer from the left side of the optical drive.
1
, and then slide the
.
Chapter 9 Installing or replacing hardware
79