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About Your Computer—Dell Precision 650
DellPrecision™Workstations450and650User'sGuide
Front View
Back View
Inside Your Computer
System Board Components
Front View
Front View of the Computer (Doors Open)
1
drive door
Open the drive door to access the floppy and CD/DVD drives.
2
hard-drive
light
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 device such
as your CD player is operating.
3
power
button
Press this button to turn on the computer.
NOTICE: To avoid losing data, do not use the power button to turn off the computer. Instead, perform a Microsoft®Windows®
shutdown.
4
power light
The power light illuminates and blinks or remains solid to indicate the following different states:
No light — The computer is in the off state.
Steady green — The computer is in a normal operating state.
Blinking green — The computer is in a power-saving state.
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 "Power Button."
See "Diagnostic Lights" for a description of light codes that can help you troubleshoot problems with your computer.
5
front-panel
door
Open the door to use the front-panel connectors.