9. If you removed a sound card:
a.
Enter system
b. Connect external audio devices to the audio connectors on the computer back panel.
10. If you removed an add-in network connector:
a.
Enter system
b. Connect the network cable to the integrated connector on the computer back panel.
PCI Express Cards
Your computer supports one PCI Express x16 card and one PCI Express x1 card.
NOTICE:
PCI Express graphics cards that run higher than 75 watts require an additional cooling fan installed.
Otherwise, your card could overheat and damage your computer. If your computer has a PCI Express graphics card
without a cooling card fan, contact Dell to purchase a card fan.
1 PCI Express card x16
2 PCI Express card x1
If you are installing or replacing a PCI Express card, follow the procedures in the next section. If you are removing but not
replacing a card, see
"Removing a PCI Express
If you are replacing a card, remove the current driver for the card from the operating system.
If you are installing or replacing a PCI card, see
Installing a PCI Express Card
1. Follow the procedures in
2. Press the lever on the card retention arm and raise the retention arm.
setup, select Audio Controller, and change the setting to On.
setup, select Network Controller, and change the setting to On.
3
PCI Express card slot x1
4
PCI Express card slot x16
Card."
"Installing a PCI
"Before You
Begin."
Card."