Use the headphone connector to attach headphones and most speakers so you can listen to all sounds coming from your computer including your CD player and
computer sounds such as beeps.
Your headphones do not work if the CD drive is operating in digital mode. To disable digital mode:
Click the Start button, click Control Panel, and then click Sounds,
Speech, and Audio Devices.
Click Sounds and Audio Devices.
Click the Hardware tab.
Double-click the name of your CD drive.
Click the Properties tab.
Uncheck the Enable digital CD audio for this CD-ROM device box.
HINT: If you attach a
USB device that was not
included in your original
computer order, you may
need to install a specific
driver to make the device
work. Check the
documentation that came
with the device or contact
the USB device
manufacturer for more
information.
Although any USB device can be attached to either the front- or back-panel USB connectors, Dell recommends using the front-panel USB connectors for devices that you frequently connect and disconnect, such as USB digital cameras and gaming controllers. Use the back-panel USB connectors for devices that you rarely connect and disconnect, such as USB printers, scanners, mouse, and keyboards.
Connect a parallel device, such as a printer, to the parallel connector. If you have a USB printer, plug it into a USB connector.
2
mouse connector
Plug a standard mouse into the green mouse connector. Turn off the computer and any attached devices before you connect a mouse to the computer. If you have a USB mouse, plug it into a USB connector.
3
card slots (2)
The slots for PCI cards.
4
power connector
The connection for the power cable.
5
voltage selection switch (may not be available on all computers)
Your computer is equipped with either a fixed-voltage power supply, an auto-sensing voltage circuit, or a manual voltage selection switch. See "Safety Instructions" for more information.
6
line-in connector
Use the blue line-in connector (available on computers with integrated sound) to attach a record/playback device such as a cassette player, CD player, or VCR.
On computers with a sound card, the line-in connector is on the card.
7
line-out connector
Use the green line-out connector (available on computers with integrated sound) to attach headphones and most speakers with integrated amplifiers.
On computers with a sound card, the line-out connector is on the card.
8
microphone connector
Use the
pink microphone connector (available on computers with integrated sound) to attach a personal computer microphone for voice or musical input into a sound or telephony program.
On computers with a sound card, the microphone connector is on the card.
9
USB connectors (4)
Connect USB devices such as a mouse, keyboard, printer, joystick, and computer speakers into any of the USB connectors.
10
keyboard connector
If you have a standard keyboard, plug it into the purple keyboard connector. If you have a USB keyboard, plug it into a USB connector.
11
diagnostic lights (4)
Use the lights to help you recognize a
diagnostic code that can tell you how to troubleshoot a computer problem.
12
video connector
Plug the cable from your monitor into the blue
connector.
13
serial connector
Connect a serial device, such as a handheld device, to the serial port.
