Lenovo 3658 - Manual (Page 30)

If you are replacing an adapter card, open the adapter card latch and remove
the failing adapter card.
Notes:
a. The adapter card fits tightly into the card slot. If necessary, alternate moving
each side of the adapter card a small amount until it is removed from the
adapter card slot.
b. If the adapter card is held in place by a retaining latch, press the adapter
card retaining latch 1 downwards to disengage the latch. Grasp the
adapter card and then gently pull the adapter card out of the slot.
4. Remove the new adapter card from its static-protective package.
5. Install the new adapter card into the appropriate slot on the system board.
Figure 14. Removing the failing adapter card
22 User Guide