Before You Begin: Dell Dimension 9150 Service Manual
Back to Contents Page
Before You Begin
Dell™ Dimension™ 9150 Service Manual
Getting Started
Recommended Tools
Turning Off Your Computer
Before Working Inside Your Computer
Getting Started
This chapter provides procedures for removing and installing the components in your computer. Unless otherwise noted, each procedure assumes that the following conditions exist:
You have performed the steps in "Turning Off Your Computer" and "Before Working Inside Your Computer."
You have read the safety information in your Dell™ Product Information Guide.
A component can be replaced by performing the removal procedure in reverse order.
Recommended Tools
The procedures in this document may require the following tools:
Small
Phillips screwdriver
Long Phillips screwdriver
Flash BIOS update program floppy disk or CD
Turning Off Your Computer
NOTICE: To avoid losing data, save and close any open files and exit any open programs before you turn off your computer.
1.Shut down the operating system:
a.Save and close any open files, exit any open programs, click the Start button, and then click Turn Off Computer.
b.In the Turn off computer window, click Turn off.
The computer turns off after the operating system shutdown process finishes.
2.Ensure that the computer and any attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for 4 seconds.
file:///T/htdocs/systems/dim9150/en/sm/before.htm[10/31/2012 7:58:43 AM]