Lenovo ThinkStation P920 Tower Workstation - Manual (Page 123)

d. Grasp the card and gently pull it out of the slot.
Figure 101. Removing the PCIe card
Notes:
• If the card is connected to other device, disconnect the cables from the card.
• The card might fit tightly into the slot. If necessary, alternately move each side of the card a small
amount until the card is removed from the slot.
6. To install a PCIe card, do the following:
Chapter 7 . Hardware removal and installation 111