Dell OptiPlex 330 User Manual page 40

1 alignment guide
3 card-edge connector
5 release tab
3. Push the release tab on the card retention latch from the inside to pivot the latch open. The latch will remain in the open position.
4. Open the card retention mechanism that secures the card in place from the top:
a. Place your thumb on the top of the card retention mechanism and grip the bottom of the retention mechanism with your fingers.
b. With your free hand, gently squeeze the sides of the card retention mechanism to release it from the tab slots holding it in place.
c. Pivot the card retention mechanism outward to release it from the two tab slots.
5. If you are replacing a card that is already installed in the computer, remove the card.
If necessary, disconnect any cables connected to the card.
For a PCI card, grasp the card by its top corners, and ease it out of its connector.
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For a PCI Express x16 card, pull the securing tab, grasp the card by its top corners, and then ease it out of its connector.
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NOTE: The position of the card shown in the illustration is indicative and may vary from the original.
6. Prepare the card for installation.
See the documentation that came with the card for information on configuring the card, making internal connections, or otherwise customizing it for your
computer.
CAUTION: Some network adapters automatically start the computer when they are connected to a network. To guard against electrical shock, be
sure to unplug your computer from its electrical outlet before installing any cards.
7. Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot.
2 card
4 card connector
6 card retention latch