Dell OptiPlex GX150 - Manual (Page 115)

Installing an Expansion Card in the Small Desktop System
1. Turn off the computer and peripherals, disconnect them from their electrical outlets, wait at least 10 to 20 seconds, and then open the
computer cover .
2. Prepare the expansion card for installation.
See the documentation that came with the expansion card for information on configuring the card, making internal connections, or
otherwise customizing it for your system.
3. Remove the expansion-card cage.
4. Raise the plastic lever that covers the card-slot opening for the expansion-card connector you intend to use.
Removing the Filler Bracket
5. Remove the filler bracket by raising it up and out of the slot.
6. Insert the expansion card into the expansion-card connector.
Installing an Expansion Card
CAUTION: Before you perform this procedure, see " Safety Information ."
NOTICE: Before disconnecting a device from the computer, wait 10 to 20 seconds after disconnecting the computer from its
electrical outlet. Before removing a component from the system board, verify that the standby power light on the system board has
turned off. To locate this light, see "
System Board Components ."
CAUTION: Some network cards automatically start up the system when they are connected. To guard against electrical shock,
be sure to unplug your computer from its electrical outlet before installing any expansion cards. Verify that the auxiliary power
LED on the system board is off.
1 Card-edge connector
2 Expansion card
3 Riser board
4 Expansion-card connector
5 Expansion-card cage