Dell OptiPlex 330 (Late 2007) - Manual (Page 83)

5. If you are removing the card permanently, install a filler bracket in the empty card-slot opening.
6. Snap the card retention latch into place.
7. Replace the computer cover (see Replacing the Computer Cover ).
8. Reconnect the computer and devices to electrical outlets, and then turn them on.
9. Uninstall the card's driver. See the documentation that came with the card for instructions.
10. If you removed a sound card:
a. Enter system setup (see Entering System Setup ), go to Onboard Devices and select Integrated Audio, and then change the setting to On.
b. Connect external audio devices to the audio connectors on the back panel of the computer.
11. If you removed a network adapter card:
a. Enter system setup, select Audio Controller, and change the setting to On (see "Entering System Setup" on page 25).
b. Connect the network cable to the integrated network connector on the back panel of the computer.
Drives
Your computer supports a combination of these devices:
l One SATA (serial ATA) hard drive
l One optional floppy drive
l One optional optical drive
Recommended Drive Cable Connections
l Connect the serial ATA hard drive to connectors labeled "SATA0"on the system board.
l Connect the serial ATA CD or DVD drive to connectors labeled "SATA1 ".
5 card connector
NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets also keep
dust and dirt out of your computer.
NOTICE: To connect a network cable, first plug the cable into the network device and then plug it into the computer.
1 optical drive 2 hard drive
3 floppy drive