The drive activity light is on when the computer reads data from the CD or DVD drive.
2
CD or DVD eject button
Press this button to eject your CD from the CD or DVD drive.
3
second drive bay
This bay allows an optional second optical drive to be installed into the computer.
4
floppy drive eject button*
Press this button to eject a disk from the floppy drive.
5
hard-drive activity 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.
6
headphone connector
Use the headphone connector to attach headphones and most kinds of speakers.
7
USB 2.0 connectors (2)
Use the front USB connectors for devices that you connect occasionally, such as joysticks or cameras, or for bootable USB devices (see "System Setup" for more information on booting to a USB device). It is recommended that you use the back USB connectors for devices that typically remain connected, such as printers and keyboards.
8
power 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.
NOTICE: If your operating system has ACPI enabled, when you press the power
button the computer will perform an operating system shutdown.
9
power light
The power light illuminates and blinks or remains solid to indicate different states:
No light — The computer is in the off state. (S4, S5, or mechanical OFF)
Steady green — The computer is in a normal operating state.
Blinking green — The computer is in a power-saving state. (S1 or S3)
To exit from a power-saving state, press the power button or click or move the mouse. For more information about sleep states and exiting from a power-saving state, see "Power Management."
See "Diagnostic Lights for a description of light codes that can help you troubleshoot problems with your computer.
10
floppy-drive light*
The floppy-drive light is on when the computer reads data from or writes data to the floppy drive. Wait until this light turns off before you remove the floppy disk from the drive.
11
service tag
This label lists your computer's service tag and your Express Service Code (if applicable). If you call Dell technical support, use your Express Service Code to route the call directly to the correct support personnel. The Dell technical support staff will ask for your service tag.
NOTE: Express Service may not be available in some countries.
*On computers with an optional floppy drive.
Back View
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
diagnostic lights (4)
Use the lights to help you recognize a diagnostic code that can tell you how to troubleshoot a computer problem (see "Diagnostic Lights").
3
mouse connector
Plug your computer's PS/2 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.
4
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, use the connector on the card.
5
cover latch
Use the cover latch to keep the cover in place.
6
network adapter connector
To attach your computer to a network or broadband device, connect one end of a network cable to either a network jack or your network or broadband 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.
NOTE: Do not plug a telephone cable into the network connector.
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
security cable slot
Use a security cable with the slot to help secure your computer.
8
PCI card slots (3)
Use these slots for a PCI card, such as a modem.
9
USB 2.0 connectors (4)
Use the back USB connectors for devices that typically remain connected, such as printers and keyboards, and for bootable USB devices.
10
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.
11
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, use the connector on the card.
12
keyboard connector
Plug your computer's PS/2 keyboard into the purple keyboard connector. Turn off the computer and any attached devices before you connect a keyboard to the computer. If you have a USB keyboard, plug it into a USB connector.
13
video connector
Plug the cable from your monitor into the blue connector.
14
serial connector
Connect a serial device, such as a handheld device, to the serial connector.
15
voltage selection switch
See the safety instructions in the Product Information Guide for more information.
16
power connector
Connect the power cable.
Inside Your Computer
CAUTION: Before you begin this procedure, follow the safety instructions in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the computer cover.
