Quick Reference Guide
17
Desktop Computer — Back View
5
power light
The power light illuminates and blinks or remains solid to indicate different
operating states:
• No light — The computer is turned off.
• Steady green — The computer is in a normal operating state.
• Blinking green — The computer is in a power-saving mode.
• Blinking or solid amber — See "Power Problems" in your online
User’s Guide
.
To exit from a power-saving mode, press the power button or use the keyboard or
the mouse if it is configured as a wake device in the Windows Device Manager.
For a description of light codes that can help you troubleshoot problems with your
computer see "System Lights" on page 33.
6
diagnostic lights
Use the lights to help you troubleshoot a computer problem based on the
diagnostic code. For more information, see "Diagnostic Lights" on page 34.
7
link integrity light
• Green — A good connection exists between a 10-Mbps network and the
computer.
• Orange — A good connection exists between a 100-Mbps network and the
computer.
• Off — The computer is not detecting a physical connection to the network.
8
headphone connector
Use the headphone connector to attach headphones.
9
floppy drive
Insert a floppy disk into this drive.
10
CD/DVD drive
Insert a CD or DVD (if supported) into this drive.
11
location of Service Tag
Use the Service Tag to identify your computer when you access the Dell Support
website or call technical support.
1
card slots
Access connectors for any installed PCI and PCI Express Cards.
2
back-panel connectors
Plug serial, USB, and other devices into the appropriate connector.
See "Desktop Computer — Back-Panel Connectors" on page 18.
3
power connector
Insert the power cable into this connector.
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