Dell OptiPlex GX150 - Manual (Page 113)

a. Enter system setup , select Integrated Devices and change the setting for Network Interface Card to On.
b. Connect the network cable to the integrated connector on the I/O panel (see " I/O Panel ").
Installing and Removing Expansion Cards in the Small Mini-Tower Systems
To install an expansion card in the small mini-tower systems, perform the following steps:
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. Raise the lever that covers the card-slot opening on the back of the chassis.
4. Place the expansion card on the connector and press down firmly. Make sure that the card is fully seated in the slot.
If the expansion card is full-length, insert the end of the card into the expansion-card guide bracket as you lower the card toward its connector
on the system board. Insert the card firmly into the expansion-card connector on the system board.
Expansion-Card Connection
5. Before lowering the retention arm, make sure of the following:
l Tops of all expansion cards and filler brackets are flush with the alignment bar.
l Notch in the top of the card or filler bracket fits around the alignment guide.
Press the arm into place, securing the expansion card(s) in the computer.
Retention Arm Closure
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 ."
1 Bracket within slot
2 Bracket caught outside of slot
3 Fully seated card
4 Not fully seated card
1 Filler bracket
2 Retention arm
3 Alignment bar
4 Alignment guide