Dell OptiPlex GX150 User Manual
Page 114

To remove an expansion card in the small mini-tower system, perform the following steps:
1. If necessary, disconnect any cables connected to the card.
2. Raise the lever on the back of the chassis and remove the card from the
system board connector
.
3. If you are removing the card permanently, install a filler bracket in the empty card-slot opening.
4. Lower the lever that covers the card-slot opening on the back of the chassis.
5.
, reconnect the system and peripherals to their electrical outlets, and turn them on.
6. Reset the chassis intrusion detector by changing Chassis Intrusion to Enabled or Enabled-Silent.
7. If you removed a sound card, enter system setup, select Integrated Devices, and change the setting for Sound to On.
Small Desktop System
The small desktop system provides the following expansion slots for the following cards:
l
Two 32-bit, 33-MHz PCI expansion cards.
l
One 32-bit, low-profile accelerated graphics port (AGP) card. The expansion slot supports AGP 4x or 2x modes operating at 1.5 volts (V) or
3.3 V. This slot may also be used for a 4-megabyte (MB) graphics performance accelerator (GPA, formerly called an AIMM).
NOTICE: Before disconnecting a peripheral from the computer or removing a component from the system board, verify that the
auxiliary power LED on the
system board
has turned off.
32-Bit Low Profile Expansion Card
32-Bit Expansion Card
NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain Federal Communications Commission
(FCC) certification of the system. The brackets also keep dust and dirt out of your system.
NOTE: After you open and close the cover, the chassis intrusion detector causes the following message to appear on the screen
at the next system start-up:
ALERT! Cover was previously removed.
NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting
the chassis intrusion detector.
NOTE: To meet PC99 requirements, your Dell system uses only PCI expansion slots. ISA expansion cards are not supported.