Installing Or Replacing A Pci Card - Lenovo ThinkCentre A70 7099 Hardware Maintenance Manual

5. To lower the drive bay assembly, press the bend hook 1 inward and pivot the
Figure 43. Lowering the drive bay assembly

Installing or replacing a PCI card

This section provides instructions on how to install or replace a PCI card.
Your computer has one standard PCI card slot, two PCI Express x1 card slots, and
one PCI Express x16 graphics card slot. See "Locating parts on the system board"
on page 120.
To install or replace a PCI card, do the following:
1. Remove all media from the drives and turn off all attached devices and the
2. Remove the computer cover. See "Removing the computer cover" on page 122.
3. Do one of the following:
126
Hardware Maintenance Manual
drive bay assembly downward.
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
computer. Then, disconnect all power cords from electrical outlets and
disconnect all cables that are connected to the computer.
v If you are replacing a PCI card, remove the screw that secure the old PCI
card and release the old PCI card from the PCI card slot. Then, carefully
remove the old PCI card from the chassis, as shown in Figure 10 on page 93.
Notes:
a. If there are any cables between the PCI card and the system board, note
the cable routing and then disconnect the cables.