Back View - Dell OptiPlex GX280 User Manual

Documentation
connectors cameras, or for bootable USB devices (see
(2) device).
It is recommended that you use the back USB connectors for devices that typically remain
connected, such as printers and keyboards.
7 power Press to turn on the computer.
button
NOTICE:
seconds or longer. Instead, perform an operating system shutdown.
NOTICE:
computer will perform an operating system shutdown.
8 power The power light illuminates and blinks or remains solid to indicate different states:
light
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
your computer.
9 floppy- The floppy drive light is on when the computer reads data from or writes data to the floppy drive.
drive Wait until this light turns off before you remove the floppy disk from the drive.
activity
light
10 floppy- Press to eject a floppy disk from the floppy drive.
drive eject
button

Back View

1 power connector Insert the power cable.
2 voltage selection Your computer is equipped with either an auto-sensing voltage selector or a manual
switch (may not be voltage selection switch. Computers with an auto-sensing voltage selector do not have a
available on all voltage selection switch on the back panel and can automatically detect the correct
computers) operating voltage.
To help avoid damaging a computer with a manual voltage selection switch, set the switch
http://support.dell.com/support/edocs/systems/opgx280/en/ug/smtabout.htm#1054449
To avoid losing data, do not turn off the computer by pressing the power button for 6
If your operating system has ACPI enabled, when you press the power button the
"Power
Lights" for a description of light codes that can help you troubleshoot problems with
"System Setup" for more information on booting to a USB
Problems"
"Power
Management."
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