Adding Parts 71
5USB 2.0 connectors (2) For quick connections, Dell recommends using the front USB connectors for USB
devices such as digital cameras, gaming controllers, and scanners. Use the back-panel
USB connectors for USB devices that are seldom disconnected, such as USB mouse
and keyboard devices.
NOTICE: This computer supports the use of a USB hub. However, do not
connect two or more USB hubs to a USB connector. Doing so may cause the
computer to unexpectedly restart.
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.
6headphone connector Use the headphone connector to attach headphones and most speakers for listening to
all sounds from your computer, including your CD player and computer sounds such as
beeps.
7hard-drive light The hard-drive light is on when the computer reads data from or writes data to the
hard drive. The light might also be on when devices such as your CD player are
operating.
8power button Press this button to turn on the computer.
NOTICE: To avoid losing data, do not use the power button to turn off the
computer. Instead, perform a Windows shutdown.
9front door Open the door to use the front-panel connectors.
HINT: The front door is removable; if you remove it or accidentally knock it off
its hinges, it snaps back in place. For instructions on how to reattach the door, see
page73.