Dell DR4300 Owner's Manual page 103

1. Follow the safety guidelines listed in the Safety instructions section.
2. Follow the procedure listed in the Before working inside your system section.
3. When removing a card from riser 3, ensure that the PCIe holder latch is closed.
Steps
1. Disconnect any cables connected to the expansion card.
2. Lift the expansion card latch out of the guide slot.
3. Hold the expansion card by its edges, and remove it from the expansion card connector.
4. If you are removing the card permanently, install a metal filler bracket over the empty expansion slot
opening and close the expansion card latch.
NOTE: You must install a filler bracket over an empty expansion card slot to maintain Federal
Communications Commission (FCC) certification of the system. The brackets also keep dust
and dirt out of the system and aid in proper cooling and airflow inside the system.
5. Install the expansion card latch into the slot.
6. Close the expansion card locking tabs.
Figure 33. Removing an expansion card from expansion card riser 2 or 3
1. expansion card
3. expansion card riser
5. expansion card connector
2. expansion card latch
4. power connector (for GPU cards)
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