Dell GX280DT - GX280 Desktop Computer User Manual page 224

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About Your Small Mini-Tower Computer
Dell™ OptiPlex™ GX280 Systems User's Guide
Front View
Back View
Inside Your Computer
System Board Components
Front-Panel Door and Hinge Arms
Front View
1 CD/DVD-drive Press to eject a CD or DVD from the drive.
eject button
2 hard-drive activity 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 a
light device such as your CD player is operating.
3 front-panel door Open the door to use the front panel connectors.
NOTE: 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
4 front air vents The front air vents help cool the inside of your computer.
5 headphone Use the headphone connector to attach headphones and most kinds of speakers.
connector
6 USB 2.0 Use the front USB connectors for devices that you connect occasionally, such as joysticks or cameras, or for bootable USB devices
connectors (2) (see "System
It is recommended that you use the back USB connectors for devices that typically remain connected, such as printers and
keyboards.
7 power button Press to turn on the computer.
NOTICE:
an operating system shutdown.
NOTICE:
system shutdown.
8 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
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Blinking green — The computer is in a power-saving state (S1 or S3)
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Blinking or solid amber — See
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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."
"Front-Panel Door and Hinge
Setup" for more information on booting to a USB device).
To avoid losing data, do not turn off the computer by pressing the power button for 6 seconds or longer. Instead, perform
If your operating system has ACPI enabled, when you press the power button the computer will perform an operating
"Power
Arms."
Problems"
"Power