84 Removing and Installing Parts
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9
Before you lower the retention arm, ensure that:
• The tops of all cards and filler brackets are flush with the alignment bar.
• The notch in the top of the card or filler bracket fits around the alignment guide.
10
Press the retention arm into place, securing the card(s) in the computer.
NOTICE: Do not route card cables over or behind the cards. Cables routed over the cards can prevent
the computer cover from closing properly or cause damage to the equipment.
If a card fan is not present in your computer and you are installing a graphics card that runs higher
than 75 W, contact Dell (see page123) to find out how to purchase a card fan.
11
If you installed a PCI Express graphics card that runs at 75 W or higher, install the card fan
(see page86).
12
Connect any cables that should be attached to the card.
See the documentation that came with the card for information about the card’s cable
connections.
NOTICE: To connect a network cable, first plug the cable into the network device and then plug it into
the computer.
13
Close the computer cover, reconnect the computer and devices to electrical outlets, and then
turn them on.
alignment bar
alignment guide
retention arm
filler bracket