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 install or replace a PCI card. Your computer has two standard PCI card slots, one PCI Express x1 card slot, and one PCI Express x16 graphics card slot.
To install or replace a PCI card, do the following:
- Turn off the computer and disconnect all power cords from electrical outlets.
- Remove the computer cover. See "Removing the computer cover".
- At the rear of the computer, press the release button 1 to open the card latch 2 .
Figure 1: Opening the PCI card latch
- Depending on whether you are installing or replacing a PCI card, do one of the following:
a. If you are installing a PCI card, remove the appropriate metal slot cover.
b. If you are replacing an old PCI card, grasp the old card that is currently installed and gently pull it out of the slot.
Figure 2. Removing a PCI card
a. The card fits tightly into the card slot. If necessary, alternate moving each side of the card a small amount until it is removed from the card slot.
b. If the card is held in place by a retaining latch, press the card retaining latch 1 as shown to disengage the latch. Grasp the card and gently pull it out of the slot.
- Remove the new PCI card from its static-protective package.
- Install the new card into the appropriate slot on the system board. See "Locating parts on the system board".
Note: If you are installing a PCI Express x16 graphics card, make sure the memory slot retaining clips are closed before you install the graphics card.
- Pivot the card latch to the closed position to secure the PCI card.
Figure 3. Installing a PCI card
- To complete the installation or replacement, go to "Completing the parts replacement".