Dell Dimension XPS T R Series, Owner'S Manual

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Controls and Indicators: Dell™ Dimension™ XPS T xxx and T xxx r Systems Reference
Front Panel • Back Panel
Front Panel
Back Panel
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1 Power button — Turns computer on and off.
2 Power indicator
—
Lights up when the computer is on.
3 Diskette-drive access indicator — Lights up when a diskette
drive is being accessed.
4 Reset button — Press this button for 1 to 4 seconds to initiate a
hardware reset. To avoid possible data or file structure
corruption, close as many open application programs and files
as possible before pressing the reset button.
5 Hard-disk drive access indicator — Lights up when a hard-disk
drive is being accessed.
1 Voltage selection switch — Selects the operating voltage for
the system.
2 Diagnostic code indicators (4)
—
If a malfunction is detected
and the computer fails to start, the indicators display a code that
identifies the problem.