About Your Mini-Tower Computer; Front View - Dell GX280DT - GX280 Desktop Computer User Manual

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About Your Mini-Tower Computer
Dell™ OptiPlex™ GX280 Systems User's Guide
Front View
Back View
Inside Your Computer
System Board Components
Front View
1 CD/DVD drive Insert a CD or DVD (if applicable) in this drive.
2 floppy drive Insert floppy disk in this drive.
3 USB 2.0 Use the front USB connectors for devices that you connect occasionally, such as joysticks or cameras, or for bootable USB devices (see
connectors (2) "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.
4 LAN indicator Indicates that a LAN (network) connection is established.
light
5 diagnostic lights Use the lights to help you troubleshoot a computer problem based on the diagnostic code. For more information, see
Lights."
6 power button Press to turn on the computer.
NOTICE:
perform an operating system shutdown.
NOTICE:
system shutdown.
7 power light The power light illuminates and blinks or remains solid to indicate different states:
No light — The computer is turned off (S4, S5, or mechanical OFF)
l
Steady green — The computer is in a normal operating state
l
Blinking green — The computer is in a power-saving state (S1 or S3)
l
Blinking or solid amber — See
l
To exit from a power-saving state, 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 more information about sleep states and exiting from a power-saving state, see
Management."
See "Diagnostic
8 hard drive This light will flicker when the hard drive is being accessed.
activity light
9 headphone Use the headphone connector to attach headphones and most kinds of speakers.
connector
To avoid losing data, do not turn off the computer by pressing the power button for 6 seconds or longer. Instead,
If your operating system has ACPI enabled, when you press the power button the computer will perform an operating
"Power Problems"
Lights" for a description of light codes that can help you troubleshoot problems with your computer.
"Diagnostic
"Power