Desktop Computer Owner's Manual

56 Adding Parts
www.dell.com | support.dell.com
1 parallel connector 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 surround connector Use the black surround connector to attach multichannel-capable speakers.
(On computers with a sound card, use the connector on the card.)
4 line-out connector Use the green line-out connector to attach headphones and most speakers with
integrated amplifiers.
(On computers with a sound card, use the connector on the card.)
5 line-in connector Use the blue line-in connector to attach a record/playback device such as a cassette
player, CD player, or VCR.
(On computers with a sound card, use the connector on the card.)
6 network adapter
connector
To attach your computer to a network or modem, connect one end of a network cable
to either a network jack or your network device. Connect the other end of the network
cable to the network adapter connector on the back panel of your computer. A click
indicates that the network cable has been securely attached.
On computers with a network connector card, use the connector on the card.
It is recommended that you use Category 5 wiring and connectors for your network.
If you must use Category 3 wiring, force the network speed to 10 Mbps to ensure
reliable operation.
7 optional video card
connector
Plug the cable from your monitor into the video card connector.
(This feature is only available on computers with an optional video card.)
8 modem connectors (2) Use the modem connector to connect your computer to the Internet.
9 power connector Insert the power cable.
10 voltage selection switch
(may not be available on
all computers)
Your computer is equipped with either an auto-sensing voltage selector or a manual
voltage selection switch. See the safety instructions information in your Product
Information Guide for more information.
11 IEEE 1394 connector Attach high-speed serial multimedia devices, such as digital video cameras.
(This feature is only available on computers with an optional IEEE 1394 connector.)
network jack modem jack