Removing The PCIe Card:
Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and peripherals.
Open the system.
If installed, remove the full-length PCIe card.
Press the release tab and the touch-point to release the PCIe card holder from the chassis.
Lift the PCIe card holder out of the chassis.
NOTE: To ensure proper system cooling, you must replace the PCIe card holder.
PCIe card holder
release tab
Installing The PCIe Card:
Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet.
Open the system.
Align the PCIe card holder with the projection on the chassis and push it down until firmly seated.
If applicable, replace the full-length PCIe card.
Close the system.
Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.