Dell Vostro 3400 User manual

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Dell™Vostro™3400ServiceManual
Notes, Cautions, and Warnings
IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicrosoft®Windows®operating systems are not applicable.
Information in this document is subject to change without notice.
©2010DellInc.Allrightsreserved.
Reproduction of this material in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
June2010Rev.A00
Working on Your Computer
Specifications
Removing and Replacing Parts
System Setup
Diagnostics

NOTE: A NOTE indicates important information that helps you make better use of your computer.
CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
Trademarks used in this text: Dell, the DELL logo, and Vostro are trademarks of Dell Inc.; Intel and Core are either trademarks or registered
trademarks of Intel Corporation; Microsoft, Windows,Windows Vista,and the Windows Vista start button are either trademarks or registered
trademarks of Microsoft Corporation in the United States and/or other countries; Bluetooth is a registered trademark of Bluetooth SIG, Inc.

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Audio Board
Dell™Vostro™3400ServiceManual
Removing the Audio Board
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove the battery.
3. Remove the base cover.
4. Remove the hard drive assembly.
5. Remove the optical drive.
6. Remove the keyboard.
7. Remove the palm rest.
8. Remove the screw that secures the audio board to the palm rest.
9. Disconnect the speaker cable from its connector on the audio board.
WARNING: 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.

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10. Gently pry the latch that secures the audio board to the computer.
11. Lift the audio board up and away from the computer.

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12. Open the clip that secures the audio board data cable to the audio board.
13. Disconnect the audio board data cable from its connector on the audio board.

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Replacing the Audio Board
To replace the audio board, perform the above steps in reverse order.
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