Lenovo ThinkCentre M72e Hardware Maintenance Manual page 92

3. At the rear of the computer, remove the screw that secures the PCI card latch.
Figure 15. Removing the screw that secures the PCI card latch
4. 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 appropriate metal slot cover.
• If you are replacing an old PCI card, grasp the old card that is currently installed and gently pull it
out of the slot.
88
ThinkCentre Hardware Maintenance Manual