Dell Inspiron 14r (5420, Mid 2012) User Manual English

Inspiron 14R (5420, Mid 2012) Language

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Computer model: Inspiron 5420/7420 - Page 1

Dell Inspiron 14R Owner’s Manual Computer model: Inspiron 5420/7420 Regulatory model: P33G Regulatory type: P33G001

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Notes, Cautions, and Warnings - Page 2

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. © 2012 Dell Inc. All rights reserved. Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this te..

Contents - Page 3

Contents | 3 Contents 1 Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . 8 Turn Off Your Computer and Connected Devices . . . 8 Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . 8 Recommended Tools . . . . . . . . . . . . . . . . . . . . . . 9 2 After Working Inside Your Computer . . . . . . . 10 3 Removing the Switch . . . . . . . . . . . . . . . . . . . . 12 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4 Replacing the Switch . . . . . . . . . . . . . . . . . . . . 14 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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4 | Contents 11 Removing the Memory Module(s) . . . . . . . . . . 30 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 12 Replacing the Memory Module(s) . . . . . . . . . . 32 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Postrequisites . . . . . . . . . . . . . . . . . . . . . . . . . . 33 13 Removing the Hard Drive . . . . . . . . . . . . . . . . 34 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Procedure . . . . . . . . . . . . . . . . . . . . . . . . ...

Contents - Page 5

Contents | 5 21 Removing the Power-Adapter Port . . . . . . . . 54 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 22 Replacing the Power-Adapter Port . . . . . . . . 56 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Postrequisites . . . . . . . . . . . . . . . . . . . . . . . . . . 56 23 Removing the Coin-Cell Battery . . . . . . . . . . . 58 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

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6 | Contents 31 Removing the Display Bezel . . . . . . . . . . . . . . 76 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 32 Replacing the Display Bezel . . . . . . . . . . . . . . 78 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78 Postrequisites . . . . . . . . . . . . . . . . . . . . . . . . . . 78 33 Removing the Display Panel . . . . . . . . . . . . . 80 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Procedure . . . . . . . . . . . . . . . . . . . . . ..

Contents - Page 7

Contents | 7 41 Removing the System Board . . . . . . . . . . . . . . 98 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99 42 Replacing the System Board . . . . . . . . . . . . . 102 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . 102 Postrequisites . . . . . . . . . . . . . . . . . . . . . . . . . 102 Entering the Service Tag in the BIOS . . . . . . . . . . 103 43 Removing the Processor Heat-Sink . . . . . . . 104 Prerequisites . . . . . . . . . . . . . . . . . . . . . . . . . . 104 Pr..

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8 | Contents

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Turn Off Your Computer and Connected Devices - Page 9

Before You Begin | 9 1 Before You Begin Turn Off Your Computer and Connected Devices CAUTION: To avoid losing data, save and close all open files and exit all open programs before you turn off your computer. 1 Save and close all open files and exit all open programs. 2 Click Start and click Shut down . Microsoft Windows shuts down and then the computer turns off. NOTE: If you are using a different operating system, see the documentation of your operating system for shut-down instructions. 3 Disconnect your computer and all attached devices from their electrical outlets. 4 Disconnect all tel..

Recommended Tools - Page 10

10 | Before You Begin CAUTION: When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself. Some cables have connectors with locking tabs or thumb-screws that you must disengage before disconnecting the cable. When disconnecting cables, keep them evenly aligned to avoid bending any connector pins. When connecting cables, ensure that the connectors and ports are correctly oriented and aligned. CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device. CAUTION: Press and eject any inst..

After Working Inside Your Computer - Page 11

After Working Inside Your Computer | 11 2 After Working Inside Your Computer After you complete replacement procedures, ensure the following: • Replace all screws and ensure that no stray screws remain inside your computer • Connect any external devices, cables, cards, and any other part(s) you removed before working on your computer • Connect your computer and all attached devices to their electrical outlets CAUTION: Before turning on your computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may damage your computer.

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12 | After Working Inside Your Computer

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Removing the Switch - Page 13

Removing the Switch | 13 3 Removing the Switch WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Slide the switch release latch to the side. The switch pops up. 2 Lift the switch off the computer. 1 display cover 2 switch 3 switch release latch 2 3 1

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14 | Removing the Switch

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Replacing the Switch - Page 15

Replacing the Switch | 15 4 Replacing the Switch WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Align the tabs at the bottom of the switch with the slots on the display cover and snap the switch into place. NOTE: Ensure that the tabs on the switch are secured in the slots on the display cover. 2 Follow the instructions in "After Working Inside Yo..

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16 | Replacing the Switch

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Removing the Battery - Page 17

Removing the Battery | 17 5 Removing the Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Close the display and turn the computer over. 2 Slide the battery release latches to the unlock position. 3 Lift the battery out of the battery bay. 1 battery release latches (2) 2 battery 1 2

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18 | Removing the Battery

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Replacing the Battery - Page 19

Replacing the Battery | 19 6 Replacing the Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Align the tabs on the battery with the slots on the battery bay and snap the battery until it clicks into place. 2 Follow the instructions in "After Working Inside Your Computer" on page 11.

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20 | Replacing the Battery

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Removing the Keyboard - Page 21

Removing the Keyboard | 21 7 Removing the Keyboard WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites Remove the battery. See "Removing the Battery" on page 17.

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Procedure - Page 22

22 | Removing the Keyboard Procedure CAUTION: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace. Be careful when removing and handling the keyboard. 1 Turn the computer over and open the display as far as possible. 2 Using a plastic scribe, release the keyboard from the tabs on the palm rest and ease the keyboard up until it clears off the palm rest. CAUTION: Be extremely careful when removing and handling the keyboard. Failure to do so could result in scratching the display panel. 1 plastic scribe 2 keyboard 3 palm rest 2 3 1

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Removing the Keyboard | 23 3 Carefully turn the keyboard over and place it on the palm rest. 4 Lift the connector latches and pull the pull-tabs to disconnect the keyboard cable and keyboard-backlight cable from the connectors on the system board. 5 Lift the keyboard away from the computer. 1 keyboard cable 2 connector latch 3 keyboard-backlight cable 4 keyboard 4 1 3 2

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24 | Removing the Keyboard

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Replacing the Keyboard - Page 25

Replacing the Keyboard | 25 8 Replacing the Keyboard WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Slide the keyboard cable and keyboard-backlight cable into the connectors on the system board and press down on the connector latches to secure the cables. 2 Slide the tabs at the bottom of the keyboard into the slots on the palm rest and place the..

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26 | Replacing the Keyboard

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Removing the Base Cover - Page 27

Removing the Base Cover | 27 9 Removing the Base Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites Remove the battery. See "Removing the Battery" on page 17. Procedure 1 Loosen the captive screw that secures the base cover to the computer base. 2 Using your fingertips, pry the base cover from the computer base. 3 Lift the base cover off the ..

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28 | Removing the Base Cover

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Replacing the Base Cover - Page 29

Replacing the Base Cover | 29 10 Replacing the Base Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Slide the tabs on the base cover into the slots on the computer base and snap the base cover into place. 2 Tighten the captive screw that secures the base cover to the computer base. Postrequisites 1 Replace the battery. See "Replacing the Bat..

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30 | Replacing the Base Cover

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Removing the Memory Module(s) - Page 31

Removing the Memory Module(s) | 31 11 Removing the Memory Module(s) WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. Procedure CAUTION: To prevent damage to the memory-module connector, do not use tools to spread the mem..

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32 | Removing the Memory Module(s)

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Replacing the Memory Module(s) - Page 33

Replacing the Memory Module(s) | 33 12 Replacing the Memory Module(s) WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 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 Align the notch on the memory module ..

Postrequisites - Page 34

34 | Replacing the Memory Module(s) Postrequisites 1 Replace the base cover. See "Replacing the Base Cover" on page 29. 2 Replace the battery. See "Replacing the Battery" on page 19. 3 Follow the instructions in "After Working Inside Your Computer" on page 11. 4 Turn on the computer. As the computer boots, it detects the memory module(s) and automatically updates the system configuration information. To confirm the amount of memory installed in the computer: Click Start → Control Panel → System and Security → System .

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Removing the Hard Drive - Page 35

Removing the Hard Drive | 35 13 Removing the Hard Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: To avoid data loss, do not remove the hard drive while the computer is On or in Sleep state. CAUTION: Hard drives are extremely fragile. Exercise care when handling the hard drive. Prerequisites 1 Remove the battery. See "Removing the Battery" on p..

Procedure - Page 36

36 | Removing the Hard Drive Procedure 1 Pull the pull-tab to disconnect the hard-drive cable from the system-board connector. 2 Remove the screws that secure the hard-drive assembly to the computer base. 3 Make a note of the hard-drive cable routing and remove the cable from the routing guides. 4 Lift the hard-drive assembly along with its cable away from the computer base. 1 hard-drive cable connector 2 screws (4) 3 hard-drive assembly 1 3 2

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Removing the Hard Drive | 37 5 Pull the interposer to disconnect the hard-drive cable from the hard-drive. 6 Remove the screws that secure the hard-drive bracket to the hard drive. 7 Slide the hard-drive off the hard-drive bracket. 1 hard-drive assembly 2 interposer 1 screws (4) 2 hard-drive bracket 3 hard drive 2 1 2 3 1

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38 | Removing the Hard Drive

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Replacing the Hard Drive - Page 39

Replacing the Hard Drive | 39 14 Replacing the Hard Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: Hard drives are extremely fragile. Exercise care when handling the hard drive. Procedure 1 Remove the new hard drive from its packaging. Save the original packaging for storing or shipping the hard drive. 2 Align the screw holes on the hard-drive..

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40 | Replacing the Hard Drive

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Removing the Optical Drive - Page 41

Removing the Optical Drive | 41 15 Removing the Optical Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. Procedure 1 Remove the screw that secures the optical-drive assembly to the computer base. 2 Using your finge..

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42 | Removing the Optical Drive 3 Carefully pry the optical-drive bezel and remove it from the optical-drive assembly. 4 Remove the screws that secure the optical-drive bracket to the optical drive. 5 Remove the optical-drive bracket. 1 screws (2) 2 optical-drive bracket 3 optical drive 4 optical-drive bezel 1 2 4 3

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Replacing the Optical Drive - Page 43

Replacing the Optical Drive | 43 16 Replacing the Optical Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Align the screw holes on the optical-drive bracket with the screw holes on the optical drive. 2 Replace the screws that secure the optical-drive bracket to the optical drive. 3 Align the tabs on the optical-drive bezel with the slots on ..

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44 | Replacing the Optical Drive

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Removing the Palm Rest - Page 45

Removing the Palm Rest | 45 17 Removing the Palm Rest WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the keyboard. See "Removing the Keyboard" on page 21. Procedure 1 Close the display and turn the computer ov..

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46 | Removing the Palm Rest 3 Turn the computer over and open the display as far as possible. 4 Lift the connector latches and pull the pull-tabs to disconnect the power-button board cable, touchpad cable, and hot-key board cable from the connectors on the system board. 5 Pull the pull-tab to disconnect the display cable from the connector on the system board. 1 display cable connector 2 hot-key board cable 3 pull-tab 4 connector latch 5 palm rest 6 touchpad cable 7 power-button board cable 7 6 1 4 3 2 5

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Removing the Palm Rest | 47 6 Make a note of the display cable routing and remove the cable from the routing guides on the palm rest. 7 Remove the screws that secure the palm rest to the computer base. CAUTION: Carefully separate the palm rest from the display assembly to avoid damage to the display assembly. 8 Starting from the back of the computer, carefully pry out the palm rest and then ease the palm rest from the computer base. 9 Remove the display cable through the slot on the palm rest. 1 screws (7) 1

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48 - Page 48

48 | Removing the Palm Rest

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Replacing the Palm Rest - Page 49

Replacing the Palm Rest | 49 18 Replacing the Palm Rest WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Slide the display cable through the slot on the palm rest. 2 Align the palm rest with the computer base and gently snap the palm rest into place. 3 Slide the hot-key board cable, power-button board cable, and touchpad cable into the system-board..

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50 | Replacing the Palm Rest

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Removing the Mini-Card - Page 51

Removing the Mini-Card | 51 19 Removing the Mini-Card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. If you ordered a wireless Mini-Card with your computer, the card is already installed. Prerequisites 1 Remove the base cover. See "Removing the Base Cover" on page 27. 2 Remove the battery. See "Removing the Battery" on page 17. 3 Remove the keyboard. See "Re..

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52 | Removing the Mini-Card 3 Lift the Mini-Card out of the system-board connector. CAUTION: When the Mini-Card is not in the computer, store it in protective antistatic packaging. For more information, see "Protecting Against Electrostatic Discharge" in the safety information that shipped with your computer. 1 system-board connector 2 Mini-Card 1 2

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Replacing the Mini-Card - Page 53

Replacing the Mini-Card | 53 20 Replacing the Mini-Card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. NOTE: Dell does not guarantee compatibility or provide support for Mini-Cards from sources other than Dell. Your computer has one half Mini-Card slot which supports a Wireless Local Area Network (WLAN) + Bluetooth combo card, Wi-Fi, and Worldwide Interopera..

Postrequisites - Page 54

54 | Replacing the Mini-Card Postrequisites 1 Replace the palm rest. See "Replacing the Palm Rest" on page 49. 2 Replace the keyboard. See "Replacing the Keyboard" on page 25. 3 Replace the base cover. See "Replacing the Base Cover" on page 29. 4 Replace the battery. See "Replacing the Battery" on page 19. 5 Follow the instructions in "After Working Inside Your Computer" on page 11.

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Removing the Power-Adapter Port - Page 55

Removing the Power-Adapter Port | 55 21 Removing the Power-Adapter Port WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the keyboard. See "Removing the Keyboard" on page 21. 4 Remove the palm rest. See "Removin..

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56 | Removing the Power-Adapter Port

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Replacing the Power-Adapter Port - Page 57

Replacing the Power-Adapter Port | 57 22 Replacing the Power-Adapter Port WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Align the screw hole on the power-adapter port with the screw hole on the computer base. 2 Replace the screw that secures the power-adapter port to the computer base. 3 Connect the power-adapter port cable to the system-board c..

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58 | Replacing the Power-Adapter Port

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Removing the Coin-Cell Battery - Page 59

Removing the Coin-Cell Battery | 59 23 Removing the Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. WARNING: The battery may explode if installed incorrectly. Replace the battery only with the same or equivalent type. Discard used batteries according to the manufacturer’s instructions. CAUTION: Removing the coin-cell battery resets the BIO..

Procedure - Page 60

60 | Removing the Coin-Cell Battery Procedure 1 Turn the system board over. 2 Using a plastic scribe, gently pry the coin-cell battery out of the battery socket on the system board. 1 plastic scribe 2 coin-cell battery 3 battery socket 3 2 1

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Replacing the Coin-Cell Battery - Page 61

Replacing the Coin-Cell Battery | 61 24 Replacing the Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. WARNING: The battery may explode if installed incorrectly. Replace the battery only with the same or equivalent type. Discard used batteries according to the manufacturer’s instructions. Procedure With the positive-side facing up, snap the..

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62 | Replacing the Coin-Cell Battery

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Removing the Fan - Page 63

Removing the Fan | 63 25 Removing the Fan WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the keyboard. See "Removing the Keyboard" on page 21. 4 Remove the palm rest. See "Removing the Palm Rest" on page 45. P..

64 - Page 64

64 | Removing the Fan

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Replacing the Fan - Page 65

Replacing the Fan | 65 26 Replacing the Fan WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Place the fan in the slot on the computer base. 2 Connect the fan cable to the connector on the system board. Postrequisites 1 Replace the palm rest. See "Replacing the Palm Rest" on page 49. 2 Replace the keyboard. See "Replacing the Keyboard" on page 25. ..

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66 | Replacing the Fan

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Removing the Speakers - Page 67

Removing the Speakers | 67 27 Removing the Speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the keyboard. See "Removing the Keyboard" on page 21. 4 Remove the palm rest. See "Removing the Palm Rest" on ..

68 - Page 68

68 | Removing the Speakers

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Replacing the Speakers - Page 69

Replacing the Speakers | 69 28 Replacing the Speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Use the alignment posts on the computer base to place the speakers in position. NOTE: Ensure that the speakers are secured by the alignment posts. 2 Route the speakers cable through the routing guides on the computer base. 3 Connect the speakers c..

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70 | Replacing the Speakers

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Removing the Display Assembly - Page 71

Removing the Display Assembly | 71 29 Removing the Display Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the keyboard. See "Removing the Keyboard" on page 21. 4 Remove the palm rest. See "Removing th..

72 - Page 72

72 | Removing the Display Assembly 3 Turn the computer over and open the display as far as possible. 4 Disconnect the antenna cables from the connectors on the Mini-Card. 1 antenna cables (2) 2 Mini-Card 1 2

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73 - Page 73

Removing the Display Assembly | 73 5 Remove the screws that secure the display assembly to the computer base. 6 Lift the display assembly off the computer base. 1 display assembly 2 screws (4) 2 1

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74 | Removing the Display Assembly

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Replacing the Display Assembly - Page 75

Replacing the Display Assembly | 75 30 Replacing the Display Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Place the display assembly in position and replace the screws that secure the display assembly to the computer base. 2 Connect the antenna cables to the connectors on the Mini-Card. 3 Close the display and turn the computer over. 4..

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76 | Replacing the Display Assembly

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Removing the Display Bezel - Page 77

Removing the Display Bezel | 77 31 Removing the Display Bezel WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the keyboard. See "Removing the Keyboard" on page 21. 4 Remove the palm rest. See "Removing the Palm..

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78 | Removing the Display Bezel

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Replacing the Display Bezel - Page 79

Replacing the Display Bezel | 79 32 Replacing the Display Bezel WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure Align the display bezel with the display cover and gently snap the display bezel into place. Postrequisites 1 Replace the display assembly. See "Replacing the Display Assembly" on page 75. 2 Replace the palm rest. See "Replacing the Palm R..

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80 | Replacing the Display Bezel

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Removing the Display Panel - Page 81

Removing the Display Panel | 81 33 Removing the Display Panel WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the keyboard. See "Removing the Keyboard" on page 21. 4 Remove the palm rest. See "Removing the Palm..

82 - Page 82

82 | Removing the Display Panel 2 Carefully lift the display panel and turn it over. 3 Peel and lift the tape that secures the display cable to the display-board connector and then disconnect the display cable. 4 Lift the display panel away from the display cover. 1 display cable 2 display-board connector 3 tape 3 1 2

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Replacing the Display Panel - Page 83

Replacing the Display Panel | 83 34 Replacing the Display Panel WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Connect the display cable to the display-board connector and secure it with the tape. 2 Turn the display panel over and place it on the display cover. 3 Align the screw holes on the display panel with the screw holes on the display cover..

84 - Page 84

84 | Replacing the Display Panel

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Removing the Display Hinges - Page 85

Removing the Display Hinges | 85 35 Removing the Display Hinges WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the switch. See "Removing the Switch" on page 13. 2 Remove the battery. See "Removing the Battery" on page 17. 3 Remove the base cover. See "Removing the Base Cover" on page 27. 4 Remove the keyboard. See "Removing the Keyboar..

86 - Page 86

86 | Removing the Display Hinges 3 Turn the display assembly over. 4 Remove the screws that secure the display hinges to the display cover. 5 Lift the display hinges off the display cover. 1 display panel 2 screws (10) 3 display hinges (2) 2 3 1

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Replacing the Display Hinges - Page 87

Replacing the Display Hinges | 87 36 Replacing the Display Hinges WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Align the screw holes on the display hinges with the screw holes on the display cover. Ensure that the antenna cables and display cable are routed through the slot on the display hinges. 2 Replace the screws that secure the display hin..

88 - Page 88

88 | Replacing the Display Hinges

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Removing the Camera Module - Page 89

Removing the Camera Module | 89 37 Removing the Camera Module WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the keyboard. See "Removing the Keyboard" on page 21. 4 Remove the palm rest. See "Removing the Palm..

90 - Page 90

90 | Removing the Camera Module 2 Turn the camera module over. 3 Peel and lift the tape that secures the camera cable to the camera module. 1 tape 2 camera cable 1 2

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91 - Page 91

Removing the Camera Module | 91 4 Disconnect the camera cable from the connector on the camera module. 1 camera cable connector 2 camera module 3 camera cable 3 1 2

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92 - Page 92

92 | Removing the Camera Module

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Replacing the Camera Module - Page 93

Replacing the Camera Module | 93 38 Replacing the Camera Module WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Connect the camera cable to the connector on the camera module and secure it with the tape. 2 Use the alignment posts on the display cover to place the camera module in position and adhere the camera module to the display cover. Postrequ..

94 - Page 94

94 | Replacing the Camera Module

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Removing the Processor - Page 95

Removing the Processor | 95 39 Removing the Processor WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 31. 4 Follow the instructions from step 1 ..

Procedure - Page 96

96 | Removing the Processor Procedure 1 To loosen the ZIF socket, use a small, flat-blade screwdriver and rotate the ZIF- socket cam screw counterclockwise until it comes to the cam stop. CAUTION: To ensure maximum cooling for the processor, do not touch the heat transfer areas on the processor thermal cooling assembly. The oils in your skin can reduce the heat transfer capability of the thermal pads. CAUTION: When removing the processor module, pull the module straight up. Be careful not to bend the pins on the processor module. 2 Lift the processor module from the ZIF socket. 1 processor ..

Replacing the Processor - Page 97

Replacing the Processor | 97 40 Replacing the Processor WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure NOTE: If you install a new processor, a new thermal cooling assembly including an affixed thermal pad or a new thermal pad along with documentation to illustrate proper installation is shipped. 1 Align the pin-1 corner of the processor module with..

98 - Page 98

98 | Replacing the Processor 11 Replace the battery. See "Replacing the Battery" on page 19. 12 Follow the instructions in "After Working Inside Your Computer" on page 11.

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Removing the System Board - Page 99

Removing the System Board | 99 41 Removing the System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 31. 4 Follow the instructions from s..

Procedure - Page 100

100 | Removing the System Board Procedure NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS after you replace the system-board assembly. NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can reconnect them correctly after you replace the system-board assembly. 1 Disconnect the power-adapter port cable from the system-board connector. 2 Remove the screws that secure the system-board assembly to the computer base. 1 system-board assembly 2 power-adapter port cable 3 screws (2..

101 - Page 101

Removing the System Board | 101 3 Lift the system board at an angle and release the connectors on the system board from the slots on the computer base. 4 Remove the processor. See "Removing the Processor" on page 95. 5 Remove the processor heat-sink. See "Removing the Processor Heat-Sink" on page 105. 6 Remove the screws that secure the daughter board to the system board. 1 screws (2) 2 daughter board 1 2

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102 - Page 102

102 | Removing the System Board

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Replacing the System Board - Page 103

Replacing the System Board | 103 42 Replacing the System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Replace the screws that secure the daughter board to the system board. 2 Replace the processor. See "Replacing the Processor" on page 97. 3 Replace the processor heat-sink. See "Replacing the Processor Heat-Sink" on page 107. 4 Slide the ..

Entering the Service Tag in the BIOS - Page 104

104 | Replacing the System Board Entering the Service Tag in the BIOS 1 Turn on the computer. 2 Press <F2> during POST to enter the system setup program. 3 Navigate to the main tab and enter the Service Tag in the Service Tag Setting field.

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Removing the Processor Heat-Sink - Page 105

Removing the Processor Heat-Sink | 105 43 Removing the Processor Heat-Sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery. See "Removing the Battery" on page 17. 2 Remove the base cover. See "Removing the Base Cover" on page 27. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 31. 4 Follow the inst..

Procedure - Page 106

106 | Removing the Processor Heat-Sink Procedure 1 Turn the system-board assembly over. 2 In sequential order (indicated on the processor heat-sink), loosen the captive screws that secure the processor heat-sink to the system board. 3 Lift the processor heat-sink off the system board. 1 processor heat-sink 2 captive screws (6) 2 1

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Replacing the Processor Heat-Sink - Page 107

Replacing the Processor Heat-Sink | 107 44 Replacing the Processor Heat-Sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Align the captive screws on the processor heat-sink with the screw holes on the system board. 2 In sequential order (indicated on the processor heat-sink), tighten the captive screws that secure the processor heat-sink to th..

108 - Page 108

108 | Replacing the Processor Heat-Sink

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Flashing the BIOS - Page 109

Flashing the BIOS | 109 45 Flashing the BIOS The BIOS may require flashing when an update is available or when replacing the system board. To flash the BIOS: 1 Turn on the computer. 2 Go to support.dell.com/support/downloads . 3 Locate the BIOS update file for your computer: NOTE: The Service Tag for your computer is located on a label at the bottom of your computer. For more information, see the Quick Start Guide that shipped with your computer. If you have your computer’s Service Tag or Express Service Code: a Enter your computer’s Service Tag or Express Service Code in the Service Ta..

110 - Page 110

110 | Flashing the BIOS

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