Dell OptiPlex 755 User Manual page 143

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User's Guide
Cards
Cards
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your
computer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis.
NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets keep dust and dirt
out of your computer and maintains the airflow that cools your computer.
Your Dell™ computer supports a PS/2 serial port adapter and provides the following connectors for PCI and PCI Express cards:
One low-profile PCI card slot
l
One low-profile PCI Express x16 card slot
l
NOTE: Your Dell computer uses only PCI and PCI Express slots. ISA cards are not supported.
PCI Cards
Installing a PCI Card
1. Follow the procedures in Before You
2. Remove the computer cover (see
NOTE: For PCI card locations, see
3. Gently lift the release tab on the card retention latch from the inside and pivot the latch open.
1 release tab
4 card-edge connector
Begin.
Removing the Computer Cover).
System Board Components.
2 card retention latch
5 card connector
3 card