Installing Or Replacing A Pci Card - Lenovo ThinkCentre 3493 User Manual

5. To lower the drive bay assembly, press the drive bay assembly clip
assembly downward as shown.
Figure 13. Lowering the drive bay assembly

Installing or replacing a PCI card

Attention:
Do not open your computer or attempt any repair before reading and understanding the "Important safety information"
on page v.
This section provides instructions on how to install or replace a PCI card. Your computer has two PCI
Express x1 card slots and one PCI Express x16 graphics card slot.
To install or replace a PCI card, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See "Removing the computer cover" on page 32.
3. Depending on whether you are installing or replacing a PCI card, do one of the following:
• If you are installing a PCI card, remove the screw that secures the appropriate metal slot cover.
Then, remove the metal slot cover.
1 inward and pivot the drive bay
.
Chapter 5 Installing or replacing hardware
35