Dell Precision Workstation 450 User Manual page 31

1
floppy drive
2
headphone connector
3
microphone connector
4
USB 2.0 connectors (2)
5
IEEE 1394 connector
6
diagnostic lights (4)
7
externally accessible
drives
Access the floppy drive.
Attach headphones.
Attach microphone.
Use the front USB connectors for devices that you connect occasionally, such as
joysticks or cameras.
It is recommended that you use the back USB connectors for devices that typically
remain connected, such as printers and keyboards.
Attach high-speed serial multimedia devices, such as a digital video camera.
Use the lights to help you troubleshoot a computer problem based on the diagnostic
code. For more information, see "Diagnostic Lights."
Access additional drives, such as a CD or DVD drive. Drive arrangement varies on
computer configuration.
About Yo ur Computer—Dell Precision 650
17