Dell OptiPlex GX1 Installation Manual page 36

Expansion Slots
Nine expansion-card connectors reside on the riser board (see
expansion cards can be installed on the riser board.
Expansion-card connectors ISA1–ISA4 support 8- or 16-bit ISA expansion cards.
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Expansion-card connectors PCI1–PCI5 support 32-bit PCI expansion cards.
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NOTE: On shared expansion slots, only one card of either type can be installed in the common slot.
Figure 3. Riser-Board Expansion-Card Connectors
Installing an Expansion Card
CAUTION: To avoid the possibility of electric shock, turn off the computer and any peripherals, disconnect them from their
electrical outlets, and then wait at least 5 seconds before you remove the computer cover. Also, before you install an
"Safety First — For You and Your
expansion card, see
Follow this procedure to install an expansion card:
1. If you are installing a non-Plug and Play ISA expansion card, enter the ISA Configuration Utility (ICU) and add the new
expansion card to your configuration.
See "Using the ISA Configuration
NOTE: If you install a PCI or Plug and Play expansion card, your system automatically performs any required configuration tasks
during the boot routine.
2. Prepare the expansion card for installation, and remove the computer cover according to the instructions in
Computer Cover."
See the documentation that came with the expansion card for information on configuring the card, making internal connections, or otherwise
customizing the card for your system.
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 you install any expansion cards.
3. Remove the expansion-card cage as instructed in
4. Unscrew and remove the metal filler bracket that covers the card-slot opening for the expansion slot you intend to use (see
Figure 4).
Save the screw to use when installing the expansion card later in this procedure.
Figure 4. Removing the Filler Bracket
Figure 3). Because two expansion slots are shared, a maximum of seven
Computer."
Utility" for instructions.
"Removing the Expansion-Card
"Removing the
Cage."