Manual Dell

Dell Inspiron M4040/14-N4050 Owner's Manual
Before You Begin Battery Keyboard Memory Module(s) Optical Drive Palm-Rest Assembly Power Button Board Hard Drive Wireless Mini-Card Audio Board Coin-Cell Battery USB Board Thermal Cooling Assembly Processor Module (For Inspiron 14-N4050 Only) Hinge Cover Display Camera Module System Board Flashing the BIOS

 Notes, Cautions, and Warnings
NOTE: ANOTE 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.

Information in this document is subject to change without notice. © 2011 Dell Inc. All rights reserved.Trademarks used in this text: Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc.; Bluetooth® is a registered trademark owned by Bluetooth SIG, Inc.; Microsoft®, Windows®, and the Windows start button logo are either trademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries.

Reproduction of these materials in any manner whatsoever without thewritten permission of Dell Inc. is strictly forbidden. Regulatory model: P22G     Regulatory type: P22G001; P22G002  2011 - 05 Rev. A00

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  Audio Board
Dell Inspiron M4040/14-N4050 Owner's Manual
  Removing the Audio Board   Replacing the Audio Board WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additionalsafety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.   CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on your computer).   CAUTION: Only a certified service technician should perform repairs on your computer. Damage due toservicing that is not authorized by Dell is not covered by your warranty.   CAUTION: To help prevent damage to the system board, remove the main battery, see Removing the Battery, before working inside the computer.

 Removing the Audio Board
1.   Follow the instructions in Before You Begin.   Remove the battery. See Removing the Battery.   Follow the instructions from step 3 to step 8 inRemoving the Palm-Rest Assembly.   Disconnect the Mini-Card antenna cables from the connectors on the Mini-Card. See Removing the Mini-Card.   Lift the connector latch that secures the audio-board cable to the connector on the system board and remove the audio-board cable.   Push and release the tab that secures the audio board to the computer base.   Lift the audio board away from the computer base.2.

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audio-board cable audio board

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 Replacing the Audio Board
1.   Follow the instructions in Before You Begin.   Use the alignment posts on the computer base to place the audio board in place and press the audio board until it clicks into place.   Slide the audio-board cable into the connector on the system board. Press down on the connectorlatch to secure the audio-board cable to the connector on the system board.   Connect the Mini-Card antenna cables to the connectors on the Mini-Card. See Replacing the Mini-Card.   Follow the instructions from step 3 to step 7 in Replacing the Palm-Rest Assembly.  

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  Replace the battery. See Replacing the Battery.

CAUTION: Before turning on the computer,replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.

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  Battery
Dell Inspiron M4040/14-N4050 Owner's Manual
  Removing the Battery   Replacing the Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer....