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Before You Begin
Dell™ Inspiron™ 518/519 Service Manual
Technical Specifications
Recommended Tools
Turning Off Your Computer
Safety Instructions
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 Safety Instructions.
•You have read the safety information that shipped with your computer.
•A component can be replaced
Technical Specifications
For information on technical specifications of your computer, see the Quick Reference Guide that shipped with your computer or see the Dell Support website at support.dell.com.
Recommended Tools
The procedures in this document may require the use of a small Phillips screwdriver size #2.
Turning Off Your Computer
NOTICE: To avoid losing data, save and close all open files and exit all open programs before you turn off your computer.
1.Shut down the operating system.
2.Ensure that the computer and all 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 about 4 seconds to turn them off.
Safety Instructions
Use the following safety guidelines to help protect your computer from potential damage and to help to ensure your own personal safety.
CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
NOTICE: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not covered by your warranty.
NOTICE: When you disconnect a cable, pull on its connector or on its
NOTICE: To avoid damaging the computer, perform the following steps before you begin working inside the computer.
1.Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.
2.Turn off your computer (see Turning Off Your Computer).
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device.
3.Disconnect all telephone or network cables from the computer.
4.Disconnect your computer and all attached devices from their electrical outlets.
