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Dell Inspiron 14 5000 Series Service Manual
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Dell Inspiron 14 5000 Series Service Manual

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See also: Service Manual , Owner's Manual
Inspiron 14
5000 Series

Service Manual

Computer Model: Inspiron 5448
Regulatory Model: P49G
Regulatory Type: P49G001

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Summary of Contents for Dell Inspiron 14 5000 Series

  • Page 1: Service Manual

    Inspiron 14 5000 Series Service Manual Computer Model: Inspiron 5448 Regulatory Model: P49G Regulatory Type: P49G001...
  • Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2014 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws. Dell and the Dell logo are trademarks ™...

  • Page 3: Table Of Contents

    Contents Before Working Inside Your Computer........8 ....................8 Before You Begin ..................... 8 Safety Instructions ..................9 Recommended Tools After Working Inside Your Computer........11 Removing the Base Cover............12 ......................12 Procedure Replacing the Base Cover............14 ......................14 Procedure Removing the Battery...............
  • Page 4 Removing the Wireless Card........... 21 ..................... 21 Prerequisites ......................21 Procedure Replacing the Wireless Card........... 23 ......................23 Procedure ....................23 Post-requisites Removing the Memory Module(s)..........24 .....................24 Prerequisites ......................24 Procedure Replacing the Memory Module(s).......... 26 ......................26 Procedure ....................27 Post-requisites Removing the Fan..............
  • Page 5 Removing the Base Frame............39 .....................39 Prerequisites ......................40 Procedure Replacing the Base Frame............43 ......................43 Procedure ....................43 Post-requisites Removing the Heat Sink............44 ....................44 Prerequisites ......................44 Procedure Replacing the Heat Sink............46 ......................46 Procedure ....................46 Post-requisites Removing the Coin-Cell Battery..........
  • Page 6 Removing the I/O Board............53 .....................53 Prerequisites ......................53 Procedure Replacing the I/O Board............55 ......................55 Procedure ....................55 Post-requisites Removing the Status-Light Board..........56 .....................56 Prerequisites ......................56 Procedure Replacing the Status-Light Board..........60 ......................60 Procedure ....................60 Post-requisites Removing the System Board........... 61 .....................
  • Page 7 Replacing the Power-Adapter Port........77 ......................77 Procedure ....................77 Post-requisites Removing the Palm Rest............79 .....................79 Prerequisites ......................79 Procedure Replacing the Palm Rest............81 ......................81 Procedure ....................81 Post-requisites Flashing the BIOS..............82 Getting Help and Contacting Dell..........83 ..................83 Self-Help Resources ....................83 Contacting Dell...

  • Page 8: Before Working Inside Your Computer

    Before Working Inside Your Computer CAUTION: To avoid damaging the components and cards, handle them by their edges and avoid touching pins and contacts. NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Before You Begin Save and close all open files and exit all open applications.

  • Page 9: Recommended Tools

    CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at dell.com/regulatory_compliance.
  • Page 10 • Philips screwdriver • Plastic scribe...

  • Page 11: After Working Inside Your Computer

    After Working Inside Your Computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. Replace all screws and make sure that no stray screws remain inside your computer. Connect any external devices, peripherals, and cables you removed before working on your computer.

  • Page 12: Removing The Base Cover

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Close the display and turn the computer over. Remove the screws that secure the base cover to the base frame.
  • Page 13 Slide and lift the base cover off the base frame. plastic scribe screws (2) base cover tabs base frame...

  • Page 14: Replacing The Base Cover

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Slide the tabs on the base cover into the slots on the base frame. Press down on the base cover to snap it in place.

  • Page 15: Removing The Battery

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure Remove the screws that secure the battery to the base frame.

  • Page 16: Replacing The Battery

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw holes on the battery with the screw holes on the base frame and press down on the battery to connect it to the battery connector.

  • Page 17: Removing The Hard Drive

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. CAUTION: To avoid data loss, do not remove the hard drive while the computer is in sleep or on state.
  • Page 18 Gently lift the hard-drive assembly out of the base frame and disconnect the hard-drive cable from the hard drive. screws (3) hard drive hard-drive cable Remove the screws that secure the hard-drive bracket to the hard drive.
  • Page 19 Lift the hard-drive bracket off the hard drive. screws (4) hard-drive bracket hard drive...

  • Page 20: Replacing The Hard Drive

    Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. Procedure Place the hard-drive bracket on the hard drive.

  • Page 21: Removing The Wireless Card

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 22 Lift and slide the wireless card out of the wireless-card slot. screw wireless-card bracket antenna cables (2) wireless card wireless-card slot...

  • Page 23: Replacing The Wireless Card

    Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure CAUTION: To avoid damage to the wireless card, do not place any cables under it.

  • Page 24: Removing The Memory Module(S)

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 25 Slide and remove the memory module from the memory-module slot. securing-clips (2) memory-module slot memory module...

  • Page 26: Replacing The Memory Module(S)

    Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the notch on the memory module with the tab on the memory- module slot.

  • Page 27: Post-Requisites

    Slide the memory module firmly into the slot at an angle, and press the memory module down until it clicks into place. NOTE: If you do not hear the click, remove the memory module and reinstall it. memory-module slot memory module Post-requisites Replace the battery.

  • Page 28: Removing The Fan

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 29 Note the display-cable routing and remove the cable from the routing guides. latch display cable I/O-board cable Disconnect the fan cable from the system board. Note the fan-cable routing and remove the cable from the routing guides. Remove the screws that secure the fan to the base frame.
  • Page 30 Lift the fan off the palm rest. fan cable screws (2)

  • Page 31: Replacing The Fan

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Place the fan on the palm rest and align the screw holes on the fan with the screw holes on the base frame.

  • Page 32: Removing The Keyboard

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 33 Turn the keyboard over and place it on the palm rest. plastic scribe keyboard tabs...
  • Page 34 Lift the latches and, using the pull tabs, disconnect the keyboard cable and keyboard-backlight cable from the system board. NOTE: The keyboard-backlight cable is present only if the laptop shipped with a backlit-keyboard. keyboard cable keyboard-backlight cable keyboard...

  • Page 35: Replacing The Keyboard

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure NOTE: If you are installing a new keyboard, fold the cables the same way they are folded on the old keyboard. For more information, see “Folding...
  • Page 36 NOTE: Keyboard-backlight cable is present only on a backlit-keyboard. Place the keyboard on a flat and clean surface. keyboard cable keyboard-backlight cable keyboard...
  • Page 37 Lift the keyboard cable and gently fold the keyboard-backlight cable at the fold line. keyboard cable keyboard-backlight cable fold line...
  • Page 38 Using the alignment line, gently fold the keyboard cable. keyboard cable keyboard-backlight cable alignment line keyboard keyboard cable keyboard-backlight cable...

  • Page 39: Removing The Base Frame

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.

  • Page 40: Procedure

    Procedure Remove the screws that secure the base frame to the palm rest. screws (6) palm rest Close the display and turn the computer over.
  • Page 41 Remove the screws that secure the base frame to the palm rest. screws (9) base frame Using a plastic scribe, pry up the base frame. Lift the base frame slightly from the top edge and slide it upward to release it from the tabs of the palm rest.
  • Page 42 Lift the base frame off the palm rest and slide the display cable and I/O- board cable through the base frame. display cable plastic scribe I/O-board cable base frame tabs...

  • Page 43: Replacing The Base Frame

    Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Route the display cable and I/O-board cable through the slots on the base frame.

  • Page 44: Removing The Heat Sink

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. WARNING: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it.
  • Page 45 Lift the heat sink off the system board. screws (6) heat sink...

  • Page 46: Replacing The Heat Sink

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can cause damage to the system board and processor. NOTE: The original thermal grease can be reused if the original system board and heat sink are reinstalled together.

  • Page 47: Removing The Coin-Cell Battery

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS settings to default. It is recommended that you note the BIOS settings before removing the coin-cell battery.
  • Page 48 Peel off the coin-cell battery from the system board. coin-cell battery coin-cell battery cable...

  • Page 49: Replacing The Coin-Cell Battery

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Adhere the coin-cell battery to the system board. Connect the coin-cell battery cable to the system board.

  • Page 50: Removing The Speakers

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 51 Release the speakers from the alignment posts and lift the speakers, along with the speaker cable, off the palm rest. speaker cable speakers (2) alignment posts (4)

  • Page 52: Replacing The Speakers

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Using the alignment posts, place the speakers on the palm rest. Route the speaker cable through the routing guides on the palm rest.

  • Page 53: Removing The I/O Board

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 54 Lift the I/O board off the palm rest. screw I/O board I/O-board cable...

  • Page 55: Replacing The I/O Board

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw hole on the I/O board with the screw hole on the palm rest.

  • Page 56: Removing The Status-Light Board

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 57 Slide the status-light board cable out through the slot on the palm rest. latch status-light board cable Close the display and turn the computer over.
  • Page 58 Lift the left speaker and move it away from the status-light board. left speaker Remove the screw that secures the status-light board to the palm rest.
  • Page 59 Lift the status-light board and peel off the status-light board cable from the palm rest. status-light board cable screw status-light board...

  • Page 60: Replacing The Status-Light Board

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw hole on the status-light board with the screw hole on the palm rest.

  • Page 61: Removing The System Board

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.
  • Page 62 Lift the latches and disconnect the status-light board cable and touchpad cable from the system board. status-light board cable touchpad cable Close the display panel and turn the computer over. Remove the screws that secure the system board to the palm rest. Disconnect the speaker cable and hard-drive cable from the system board.
  • Page 63 Lift the hard-drive cable away from the computer base. system board screws (2) hard-drive cable speaker cable Carefully lift the system board from the inner edge and release the ports from the slots on the palm rest.
  • Page 64 Turn the system board over. ports system board power-adapter port cable...
  • Page 65 Disconnect the power-adapter port cable from the system board. system board power-adapter port cable...

  • Page 66: Replacing The System Board

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.
  • Page 67 Replace the fan. Replace the hard drive. Replace the battery. Replace the base cover.

  • Page 68: Removing The Display Assembly

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.

  • Page 69: Procedure

    Procedure Disconnect the antenna cables from the wireless card. antenna cables (2) wireless card Open the display to an angle of 90 degrees. Place the computer on the edge of the table so that the palm rest is on the table and the display assembly extends past the table edge with the display hinges facing up.
  • Page 70 Lift the display assembly off the palm rest. palm-rest assembly screws (4) display hinges (2) display assembly...

  • Page 71: Replacing The Display Assembly

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Place the palm rest at the edge of the table with the speakers facing away from the edge.

  • Page 72: Post-Requisites

    Route the antenna cables avoiding the chip and the white circle. wireless card antenna cables (2) chip white circle Connect the antenna cables to the wireless card. Post-requisites Replace the base frame. Replace the keyboard. Replace the fan. Replace the hard drive.

  • Page 73: Removing The Power-Adapter Port

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 74 Lift the latches and disconnect the status-light board cable and touchpad cable from the system board. status-light board cable touchpad cable Turn the computer over. Disconnect the speaker cable from the system board.
  • Page 75 Remove the screws that secure the system board to the palm rest. speaker cable screws (2) system board Carefully lift the system board from the inner edge and release the ports from the slots on the palm rest. Turn the system board over. system board Disconnect the power-adapter port cable from the system board.
  • Page 76 Note the power-adapter port cable routing and lift the power-adapter port, along with its cable, off the palm rest. power-adapter port power-adapter port cable...

  • Page 77: Replacing The Power-Adapter Port

    Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Connect the power-adapter port cable to the system board. Turn the system board over.
  • Page 78 Replace the base cover.

  • Page 79: Removing The Palm Rest

    Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 80 Lift the system board along with the power-adapter port and release the ports from the slots on the palm rest. power-adapter port power-adapter port cable screws (2) system board palm rest...

  • Page 81: Replacing The Palm Rest

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Slide the ports on the system board into the slots on the palm rest and place the system board on the palm rest.

  • Page 82: Flashing The Bios

    You may need to flash (update) the BIOS when an update is available or when you replace the system board. To flash the BIOS: Turn on the computer. Go to dell.com/support. If you have your computer's Service Tag, type your computer's Service Tag and click Submit.

  • Page 83: Getting Help And Contacting Dell

    Getting Help and Contacting Dell Self-Help Resources You can get information and help on Dell products and services using these online self-help resources: Self-Help Information Self-Help Options Windows 8.1 — Open the Search Accessing Windows Help charm, type Help and Support in the search box and press Enter.
  • Page 84 NOTE: If you do not have an active internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog.

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