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Dell Inspiron M4040/14-N4050
Owner’s Manual
Regulatory model: P22G Regulatory type: P22G001; P22G002
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Notes, Cautions, and Warnings 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. ____________________ Information in this document is subject to change without notice. © 2011 Dell Inc. All rights reserved. Trademarks used in this text: Dell™, the DELL l
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Contents 1 Before You Begin . . . . . . . . . . . . . . . . . . . . 9 Recommended Tools. . . . . . . . . . . . . . . . . . . . 9 Turning Off Your Computer. . . . . . . . . . . . . . . . . 9 Before Working Inside Your Computer . . . . . . . . . 10 2Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Removing the Battery . . . . . . . . . . . . . . . . . . 13 Replacing the Battery . . . . . . . . . . . . . . . . . . 14 3 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . 15
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Replacing the Optical Drive . . . . . . . . . . . . . . . 24 6 Palm-Rest Assembly . . . . . . . . . . . . . . . 25 Removing the Palm-Rest Assembly . . . . . . . . . . . 25 Replacing the Palm-Rest Assembly . . . . . . . . . . . 28 7 Power Button Board . . . . . . . . . . . . . . . 31 Removing the Power Button Board . . . . . . . . . . . 31 Replacing the Power Button Board . . . . . . . . . . . 32 8Hard Drive . . . . . . . . . . . . . . . . . . . . . . . 33 Removing the Hard Drive . . . .
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11 Coin-Cell Battery . . . . . . . . . . . . . . . . . . . 43 Removing the Coin-Cell Battery . . . . . . . . . . . . . 43 Replacing the Coin-Cell Battery. . . . . . . . . . . . . 45 12 USB Board . . . . . . . . . . . . . . . . . . . . . . . . 47 Removing the USB Board . . . . . . . . . . . . . . . . 47 Replacing the USB Board . . . . . . . . . . . . . . . . 48 13 Thermal Cooling Assembly . . . . . . . . . . . 49 Removing the Thermal Cooling Assembly . . . . . . . 49 Replacing the Thermal Co
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Removing the Display Assembly . . . . . . . . . . 59 Replacing the Display Assembly . . . . . . . . . . 61 Display Bezel. . . . . . . . . . . . . . . . . . . . . . . 62 Removing the Display Bezel . . . . . . . . . . . . 62 Replacing the Display Bezel . . . . . . . . . . . . 63 Removing the Display Panel . . . . . . . . . . . . 63 Replacing the Display Panel . . . . . . . . . . . . 66 17 Camera Module . . . . . . . . . . . . . . . . . . . 69 Removing the Camera Module. . . . . . . . . . .
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Contents 7
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8 Contents
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1 Before You Begin This manual provides procedures for removing and installing components in your computer. Before you begin any procedure in this book, ensure that: • You have performed the steps in "Turning Off Your Computer" on page 9 and "Before Working Inside Your Computer" on page 10. • You have read the safety information that shipped with your computer. • A component can be replaced or—if purchased separately—installed by performing the removal procedure in the reverse order. Recommen
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Before Working Inside Your Computer Use the following safety guidelines to help protect your computer from potential damage and to ensure your own personal safety. 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. CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or
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6 Disconnect all attached devices from your computer. CAUTION: To help prevent damage to the system board, remove the main battery, see "Removing the Battery" on page 13, before working inside the computer. 7 Remove the battery. See "Removing the Battery" on page 13. 8 Turn the computer top-side up, open the display, and press the power button to ground the system board. Before You Begin 11
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12 Before You Begin
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2 Battery 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. CAUTION: 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. CAUTION: To avoid electrostatic discharge, ground yourself by using a wri
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3 2 1 1 battery release latch 2 battery 3 battery lock latch Replacing the Battery 1 Follow the instructions in "Before You Begin" on page 9. 2 Slide the battery into the battery bay until it clicks into place. 3 Slide the battery lock latch to the lock position. 14 Battery
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3 Keyboard 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. CAUTION: 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. CAUTION: To avoid electrostatic discharge, ground yourself by using a wr
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1 2 3 1 plastic scribe 2 tabs (4) 3 keyboard CAUTION: Be extremely careful when removing and handling the keyboard. Failure to do so could result in scratching the display panel. 5 Without pulling hard on the keyboard, hold it towards the display. 6 Lift the connector latch that secures the keyboard cable to the connector on the system board and remove the keyboard cable. 7 Lift the keyboard off the computer. 16 Keyboard
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2 1 1 keyboard cable 2 keyboard Replacing the Keyboard 1 Follow the instructions in "Before You Begin" on page 9. 2 Slide the keyboard cable into the connector on the system board. Press down on the connector latch to secure the keyboard cable to the connector on the system board. 3 Slide the tabs on the keyboard into the slots on the palm rest. 4 Gently press around the edges of the keyboard to lock the four tabs securing the keyboard. 5 Close the display and turn the computer over. 6 Replac
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18 Keyboard
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4 Memory Module(s) 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. CAUTION: 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. CAUTION: To avoid electrostatic discharge, ground yourself by us
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1 3 2 1 memory-module connector 2 securing clips (2) 3 memory module Replacing the Memory Module(s) CAUTION: If you need to install memory modules in two connectors, install a memory module in the connector labeled “DIMM A” before you install a memory module in the connector labeled “DIMM B.” 1 Follow the instructions in "Before You Begin" on page 9. 2 Align the notch in the memory module with the tab in the memory-module connector. 3 Slide the memory module firmly into the slot at a 45-degr
