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

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About Your Desktop Computer
Dell™ OptiPlex™ GX280 Systems User's Guide
Front View
Back View
Inside Your Computer
System Board Components
Front View
1 USB 2.0 Use the front USB connectors for devices that you connect occasionally,
connectors such as joysticks or cameras, or for bootable USB devices (see
(2) Setup" for more information about 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.
2 LAN indicator Indicates that a LAN (network) connection is established.
light
3 power button Press to turn on the computer.
NOTICE: To avoid losing data, do not turn off the computer by pressing
the power button for 6 seconds or longer. Instead, perform an operating
system shutdown.
NOTICE: If your operating system has ACPI enabled, when you press
the power button the computer will perform an operating system
shutdown.
4 Dell badge Can be rotated to match the orientation of your computer. To rotate,
place fingers around the outside of the badge, press firmly, and turn the
badge. You can also rotate the badge using the slot provided near the
bottom of the badge.
5 power light Turns on and blinks or remains solid to indicate different states:
No light — The computer is turned off. (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)
Blinking or solid amber — See
¡
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
See "Diagnostic
troubleshoot problems with your computer.
6 diagnostic Use the lights to help you troubleshoot a computer problem based on the
lights diagnostic code. For more information, see
7 hard drive Flickers when the hard drive is being accessed.
activity light
8 headphone Use the headphone connector to attach headphones and most kinds of
connector speakers.
9 microphone Use the microphone connector to attach a microphone.
connector
10 floppy drive Insert floppy disk in this drive.
"Power
"Power Management."
Lights" for a description of light codes that can help you
"Diagnostic
"System
Problems."
Lights."