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OM_Book.book Page 2 Tuesday, November 20, 2012 12:43 PM 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. ____________________ © 2012 Dell Inc. Trademarks used in this text: Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc.
OM_Book.book Page 3 Tuesday, November 20, 2012 12:43 PM Contents 1 Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . Turn Off Your Computer and Connected Devices . Safety Instructions . . . . . . . . . . . . . . . . . . . . . . Recommended Tools . . . . . . . . . . . . . . . . . . . . 2 After Working Inside Your Computer . 3 Removing the Battery Procedure 4 11 Replacing the Battery 13 . . . . . . . . . . . . . . . . . . . . . . . . . 13 13 . . . . . . . . . . . . . . . . . . .
OM_Book.book Page 4 Tuesday, November 20, 2012 12:43 PM 11 Removing the Keyboard Prerequisites . Procedure . . . . . . . . . . . . . . . . . . . 27 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 27 . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Replacing the Keyboard Procedure . . Postrequisites . . . . . . . . . . . . . . . . . 29 . . . . . . . . . . . . . . . . . . . . . . . . . . 29 29 . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Removing the Palm-Rest .
OM_Book.book Page 5 Tuesday, November 20, 2012 12:43 PM 21 Removing the Coin-Cell Battery . Prerequisites . Procedure . . . . . . . . . . . . 51 . . . . . . . . . . . . . . . . . . . . . . . . . . 51 52 . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Replacing the Coin-Cell Battery . Procedure . . Postrequisites . . . . . . . . . . 53 . . . . . . . . . . . . . . . . . . . . . . . . . . 53 53 . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Removing the Heat-Sink . Prerequisites .
OM_Book.book Page 6 Tuesday, November 20, 2012 12:43 PM 31 Removing the Display Bezel Prerequisites . Procedure . . . . . . . . . . . . . . . . 75 . . . . . . . . . . . . . . . . . . . . . . . . . . 75 76 . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Replacing the Display Bezel Procedure . . Postrequisites . . . . . . . . . . . . . . 77 . . . . . . . . . . . . . . . . . . . . . . . . . . 77 77 . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Removing the Display Hinges .
OM_Book.book Page 7 Tuesday, November 20, 2012 12:43 PM 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 Follow the instructions to shut down your computer based on the operating system installed on your computer.
OM_Book.book Page 8 Tuesday, November 20, 2012 12:43 PM CAUTION: Only a certified service technician is authorized to remove the computer cover and access any of the components inside the computer. See the safety instructions for complete information about safety precautions, working inside your computer, and protecting against electrostatic discharge.
OM_Book.book Page 9 Tuesday, November 20, 2012 12:43 PM After Working Inside Your Computer After you complete the 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.
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OM_Book.book Page 11 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 13 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 15 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 16 Tuesday, November 20, 2012 12:43 PM 3 Use your fingertips to carefully spread apart the securing clips on each end of the memory-module connector until the memory module pops up. 4 Remove the memory module from the memory-module connector.
OM_Book.book Page 17 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 19 Tuesday, November 20, 2012 12:43 PM Removing the Optical-Drive 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 20 Tuesday, November 20, 2012 12:43 PM 3 Remove the screws that secure the optical-drive bracket to the optical-drive assembly. 4 Remove the optical-drive bracket from the optical-drive assembly. 5 Carefully pry the optical-drive bezel and remove it from the optical-drive assembly.
OM_Book.book Page 21 Tuesday, November 20, 2012 12:43 PM Replacing the Optical-Drive 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 23 Tuesday, November 20, 2012 12:43 PM Removing the Hard-Drive 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 24 Tuesday, November 20, 2012 12:43 PM 3 Using the pull-tab, lift the hard-drive assembly out of the computer base. 2 1 1 hard-drive assembly 2 pull-tab 4 Remove the screws that secure the hard-drive bracket to the hard drive. 5 Lift the hard-drive bracket off the hard drive.
OM_Book.book Page 25 Tuesday, November 20, 2012 12:43 PM Replacing the Hard-Drive 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 27 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery.
OM_Book.book Page 28 Tuesday, November 20, 2012 12:43 PM 3 Lift and slide the keyboard towards the display to release the keyboard from the palm-rest assembly. 4 Turn the keyboard over and place it on the palm-rest assembly. 5 Lift the connector latch and disconnect the keyboard from the connector on the system board. 6 Lift the keyboard off the palm-rest assembly.
OM_Book.book Page 29 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 31 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 32 Tuesday, November 20, 2012 12:43 PM 3 Turn the computer over and open the display as far as possible. 4 Lift the connector latches and pull the pull-tab to disconnect the touchpad cable and the power-button cable from the system board.
OM_Book.book Page 33 Tuesday, November 20, 2012 12:43 PM 5 Remove the screws that secure the palm-rest to the system board. 6 Using a plastic scribe gently lift and release the tabs on palm-rest from the slots on the computer base. CAUTION: Carefully separate the palm-rest assembly from the display assembly to avoid damage to the display assembly. 7 Lift the palm-rest off the computer base.
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OM_Book.book Page 35 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 37 Tuesday, November 20, 2012 12:43 PM Removing the Wireless 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 38 Tuesday, November 20, 2012 12:43 PM Procedure 1 Disconnect the antenna cables from the connectors on the wireless mini-card. 2 Remove the screw that secures the wireless mini-card to the system-board connector. 1 3 2 3 1 screw 3 wireless mini-card 2 antenna cables (2) Slide and remove the wireless mini-card out of the system-board connector.
OM_Book.book Page 39 Tuesday, November 20, 2012 12:43 PM Replacing the Wireless 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 40 Tuesday, November 20, 2012 12:43 PM Postrequisites 1 Replace the palm-rest. See "Replacing the Palm-Rest" on page 35. 2 Replace the keyboard. See "Replacing the Keyboard" on page 29. 3 Replace the optical-drive assembly. See "Replacing the Optical-Drive Assembly" on page 21. 4 Follow the instructions from step 3 and step 4 in "Replacing the Memory Module(s)" on page 17. 5 Replace the battery. See "Replacing the Battery" on page 13.
OM_Book.book Page 41 Tuesday, November 20, 2012 12:43 PM Removing the I/O 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 42 Tuesday, November 20, 2012 12:43 PM Procedure 1 Remove the screw that secures the I/O board to the computer base. 2 Use the pull-tab to disconnect the I/O board cable from the connector on the system board. 3 Gently lift and remove the I/O board off the computer base.
OM_Book.book Page 43 Tuesday, November 20, 2012 12:43 PM Replacing the I/O 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 45 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 46 Tuesday, November 20, 2012 12:43 PM Procedure 1 Peel the tape that secures the display cable to the system board. 2 Disconnect the display cable from the connector on the system board. 3 Disconnect the power adapter-port cable, speaker cable, and the I/O board cable from the system board.
OM_Book.book Page 47 Tuesday, November 20, 2012 12:43 PM 4 Remove the screw that secures the system board to the computer base. 5 Lift the system board off the computer base.
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OM_Book.book Page 49 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 51 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 52 Tuesday, November 20, 2012 12:43 PM Procedure 1 Turn the system board over and place it on a flat surface. 2 Using a plastic scribe, gently pry out the coin-cell battery out of the battery socket on the system board.
OM_Book.book Page 53 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 55 Tuesday, November 20, 2012 12:43 PM Removing the 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 56 Tuesday, November 20, 2012 12:43 PM Procedure 1 Turn the system board over and place the system board on a flat surface. 2 In sequential order (indicated on the heat-sink), remove the screws that secure the heat-sink to the system board. 3 Lift the heat-sink off the system board.
OM_Book.book Page 57 Tuesday, November 20, 2012 12:43 PM Replacing the 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 59 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery.
OM_Book.book Page 60 Tuesday, November 20, 2012 12:43 PM Procedure 1 Turn the system board over and place the system board on a flat surface. 2 Disconnect the fan cable from the connector on the system board. 3 Remove the screw that secures the fan to the system board. 4 Lift the fan off the system board.
OM_Book.book Page 61 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 63 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Prerequisites 1 Remove the battery.
OM_Book.book Page 64 Tuesday, November 20, 2012 12:43 PM Procedure 1 Peel the tape that secures the LED silicon tubes to the computer base. 2 Lift and remove the LED silicon tubes off the computer base.
OM_Book.book Page 65 Tuesday, November 20, 2012 12:43 PM 3 Note the speaker cable routing and remove the cable from the routing guides on the computer base. 4 Lift the speakers, along with the speaker cable, off the computer base.
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OM_Book.book Page 67 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 69 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 70 Tuesday, November 20, 2012 12:43 PM Procedure 1 Peel the tape that secures the display cable to the system board. 2 Disconnect the display cable from the connectors on the system board. 3 Disconnect the wireless mini-card cables from the connectors on the wireless mini-card.
OM_Book.book Page 71 Tuesday, November 20, 2012 12:43 PM 4 Move aside the power adapter-port cable from the screws. 5 Remove the screws that secure the display assembly to the computer base. 6 Lift the display assembly off the computer base.
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OM_Book.book Page 73 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 75 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 76 Tuesday, November 20, 2012 12:43 PM Procedure 1 Press the hinge covers on the sides and lift the hinge covers to remove it from the display assembly. 1 1 hinge covers (2) 2 Using your fingertips, carefully pry up the inside edge of the display bezel. 3 Remove the display bezel off the display back-cover.
OM_Book.book Page 77 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 79 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 80 Tuesday, November 20, 2012 12:43 PM Procedure 1 Remove the screws that secure the display hinges to the display panel. 2 Lift the display hinges off the display back-cover.
OM_Book.book Page 81 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 83 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 84 Tuesday, November 20, 2012 12:43 PM Procedure 1 Remove the screws that secure the display panel to the display back-cover. 2 Gently lift the display panel and turn it over.
OM_Book.book Page 85 Tuesday, November 20, 2012 12:43 PM 3 Peel the tape that is adhered over the display cable. 4 Disconnect the display cable from the connector on the display panel.
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OM_Book.book Page 87 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 89 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
OM_Book.book Page 90 Tuesday, November 20, 2012 12:43 PM Procedure 1 Remove the screw that secures the camera module to the display back-cover. 2 Disconnect the camera cable from the connector on the camera module. 3 Peel the tape that secures the camera module to the display back-cover. 4 Lift the camera module off the display back-cover.
OM_Book.book Page 91 Tuesday, November 20, 2012 12:43 PM 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 7. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
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OM_Book.book Page 93 Tuesday, November 20, 2012 12:43 PM Flashing the BIOS You may need to flash the BIOS when an update is available or after 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 back of your computer. For more information, see the Quick Start Guide that shipped with your computer.
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