Lenovo ThinkStation P510 Hardware Maintenance Manual page 158

4. Lift up the plastic PCI card latch at the rear of the computer. Then, pivot the latch to the left to rest it on
the edge of the rear panel.
Figure 103. Opening the PCI card latch
5. 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.
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ThinkStation P510 and P710 Hardware Maintenance Manual