Dell Inspiron 15-7568 Service Manual
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Dell Inspiron 15-7568 Service Manual

Dell Inspiron 15-7568 Service Manual

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Inspiron 15
7000 Series
Service Manual
Computer Model: Inspiron 15-7568
Regulatory Model: P55F
Regulatory Type: P55F002

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Summary of Contents for Dell Inspiron 15-7568

  • Page 1 Inspiron 15 7000 Series Service Manual Computer Model: Inspiron 15-7568 Regulatory Model: P55F Regulatory Type: P55F002...
  • Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2015 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........10 Removing the base cover............11 ......................11 Procedure Replacing the base cover............12 ......................12 Procedure Removing the battery............... 13 .....................
  • Page 4 Removing the hard drive............20 ....................20 Prerequisites ......................20 Procedure Replacing the hard drive............23 ......................23 Procedure ....................23 Post-requisites Removing the coin-cell battery..........24 .....................24 Prerequisites ......................24 Procedure Replacing the coin-cell battery..........26 ......................26 Procedure ....................26 Post-requisites Removing the wireless card.............27 .....................27...
  • Page 5 Removing the speakers............34 .....................34 Prerequisites ......................34 Procedure Replacing the speakers............36 ......................36 Procedure ....................36 Post-requisites Removing the touch pad............37 .....................37 Prerequisites ......................37 Procedure Replacing the touch pad............43 ......................43 Procedure ....................43 Post-requisites Removing the fan..............45 .....................45 Prerequisites ......................
  • Page 6 Removing the power-adapter port........52 .....................52 Prerequisites ......................52 Procedure Replacing the power-adapter port........54 ......................54 Procedure ....................54 Post-requisites Removing the power and volume-buttons board....55 .....................55 Prerequisites ......................55 Procedure Replacing the power and volume-buttons board....58 ......................58 Procedure ....................58 Post-requisites Removing the I/O board............
  • Page 7 Procedure ....................76 Post-requisites Removing the computer base..........77 ..................... 77 Prerequisites ......................77 Procedure Replacing the computer base..........79 ......................79 Procedure ....................79 Post-requisites Flashing the BIOS..............80 Getting help and contacting Dell........... 81 ..................81 Self-help resources ....................82 Contacting Dell...

  • Page 8: Before Working Inside Your Computer

    Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety. WARNING: Before working inside your computer, read the safety information that shipped with your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.

  • 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 www.dell.com/regulatory_compliance.

  • Page 10: 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 ensure that no stray screws remain inside your computer. Connect any external devices, peripherals, and cables you removed before working on your computer.

  • Page 11: Removing The Base Cover

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Close the display and turn the computer over. Remove the screws that secure the base cover to the computer base.

  • Page 12: Replacing The Base Cover

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the tabs on the base cover into the slots on the computer base and snap the base cover into place.

  • Page 13: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure Remove the screws that secure the battery to the computer base.
  • Page 14 Lift the battery off the computer base. routing guide hard-drive cable computer base screws (4) battery Turn the computer over and open the display. Press and hold the power button for 4 seconds to ground the system board.

  • Page 15: Replacing The Battery

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Close the display and turn the computer over. Align the screw holes on the battery with the screw holes on the computer base and place the battery on the computer base.

  • Page 16: Removing The Memory Module

    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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 17 Remove the memory module from the memory-module slot. memory-module slot securing clips (2) memory module...

  • Page 18: Replacing The Memory Module

    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 www.dell.com/regulatory_compliance. Procedure Align the notch on the memory module with the tab on the memory- module slot.

  • Page 19: 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. notch memory-module slot memory module Post-requisites Replace the battery.

  • Page 20: Removing The Hard Drive

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.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 21 Lift the hard-drive assembly along with its cable off the computer base. tape screws (3) hard-drive assembly computer base hard-drive cable pull tab Disconnect the interposer from the hard-drive assembly. Remove the screws that secure the hard-drive bracket to the hard drive.
  • Page 22 Lift the hard drive off the hard-drive bracket. hard drive hard-drive bracket screws (4) interposer...

  • Page 23: Replacing The Hard Drive

    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 www.dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. Procedure Align the screw holes on the hard-drive bracket with the screw holes on the hard drive.

  • Page 24: Removing The Coin-Cell Battery

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery.
  • Page 25 battery socket coin-cell battery I/O board plastic scribe...

  • Page 26: Replacing The Coin-Cell Battery

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure With the positive-side facing up, snap the coin-cell battery into the battery socket on the I/O board.

  • Page 27: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 28 Slide and remove the wireless card from the wireless-card slot. antenna cables (2) wireless card screw notch wireless-card slot I/O board...

  • Page 29: Replacing The Wireless Card

    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 www.dell.com/regulatory_compliance. Procedure CAUTION: To avoid damaging the wireless card, do not place any cables under it.

  • Page 30: Post-Requisites

    Connect the antenna cables to the wireless card. The following table provides the antenna-cable color scheme for the wireless card supported by your computer. Connectors on the wireless card Antenna-cable color Main (white triangle) White Auxiliary (black triangle) Black screw antenna cables (2) wireless card I/O board...

  • Page 31: Removing The Keyboard Daughter-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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 32 Using a plastic scribe, gently pry out the keyboard daughter-board from the computer base. touch-pad cable latches (4) keyboard cables (2) keyboard-backlight cables plastic scribe keyboard daughter-board computer base...

  • Page 33: Replacing The Keyboard Daughter-Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Adhere the keyboard daughter-board to the computer base. Lift and hold the touch-pad cable to access the keyboard cable and keyboard-backlight cable latches under it.

  • Page 34: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 35 Lift the speakers along with its cable off the computer base. tabs (4) speakers (2) tapes (2) touch-pad bracket computer base speaker cable routing guide...

  • Page 36: Replacing The Speakers

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Using the alignment posts, place the speakers in the slots on the computer base and snap the speakers into place.

  • Page 37: Removing The Touch Pad

    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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 38 Note the touch-pad cable routing and remove the cable from the touch pad. hard-drive cable pull tab touch-pad cable latch Lift the latch and disconnect the keyboard cable from the keyboard daughter-board. Peel off the tape that secures the keyboard cable to the system board. Slide the latches and disconnect the keyboard cable from the system board.
  • Page 39 Peel off the keyboard cable from the computer base. keyboard cable latches (3) tape system board keyboard daughter-board Peel off the foil that secures the touch pad to the computer base.
  • Page 40 Lift the left speaker and peel off the tapes that secure the speaker cable to the touch-pad bracket. foil speaker tapes (2) touch-pad bracket speaker cable 10 Remove the screws that secure the touch-pad bracket to the computer base.
  • Page 41 11 Lift the touch-pad bracket at an angle and remove it from under the tabs on the computer base. computer base screws (2) tabs (2) touch-pad bracket 12 Remove the screws that secure the touch pad to the computer base.
  • Page 42 13 Lift and slide the touch pad from under the tabs on the computer base. screws (3) computer base touch pad tabs (2)

  • Page 43: Replacing The Touch Pad

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the touch pad under the tabs on the computer base. Align the screw holes on the touch pad with the screw holes on the computer base.
  • Page 44 Replace the base cover.

  • Page 45: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 46 Peel off the tape and remove the I/O-board cable from the routing guides on the fan. tape I/O-board cable routing guide Disconnect the fan cable from the system board. Remove the screws that secure the fan to the computer base.
  • Page 47 Lift the fan along with its cable off the computer base. screws (2) computer base fan cable...

  • Page 48: Replacing The Fan

    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 www.dell.com/regulatory_compliance. Procedure Align the screw holes on the fan with the screw holes on the computer base.

  • Page 49: Removing The Heat Sink

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.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 50 Lift the heat sink off the system board. heat sink captive screws (3) system board...

  • Page 51: Replacing The Heat Sink

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can damage 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 52: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 53 Lift the power-adapter port along with its cable off the computer base. power-adapter port cable power-adapter port screw computer base...

  • Page 54: Replacing The Power-Adapter Port

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the power-adapter port into the slot on the computer base. Replace the screw that secures the power-adapter port to the computer base.

  • Page 55: Removing The Power And Volume-Buttons 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 56 Remove the power and volume-buttons board cable from the routing guide on the computer base. tape power and volume- buttons board cable routing guide Peel off the tape that secures the power and volume-buttons board to the computer base. Slide and remove the power and volume-buttons board from under the tabs on the computer base.
  • Page 57 Lift the power and volume-buttons board along with its cable off the computer base. computer base power and volume- buttons board tabs (2) tape power and volume-buttons board cable...

  • Page 58: Replacing The Power And Volume-Buttons Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the power and volume-buttons board into the slot on the computer base and snap the power and volume-buttons board into place.

  • Page 59: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 60 Lift the I/O board off the computer base. screw I/O-board power and volume-buttons computer base board cable I/O-board cable pull tab...

  • Page 61: Replacing The I/O Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Using the alignment posts, place the I/O board on the computer base. Align the screw holes on the I/O board with the screw holes on the computer base.

  • Page 62: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 63 Peel off the tape that secures the display cable to the display hinge. wireless card tapes (2) routing guide antenna cables (2) screws (2) display-cable bracket display cable Windows-button board cable latch 10 Turn the computer over and open the display to 180-degree angle. CAUTION: Place the computer on a soft and clean surface to avoid scratching the display.
  • Page 64 13 Lift the display assembly off the computer base. display assembly screws (2) display hinges (2) computer base...

  • Page 65: Replacing The Display Assembly

    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 www.dell.com/regulatory_compliance. Procedure CAUTION: Place the computer on a soft and clean surface to avoid scratching the display.
  • Page 66 Replace the base cover.

  • Page 67: Removing The System Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.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 68 Disconnect the speaker cable and the power-adapter port cable from the system board. screws (2) display-cable bracket display cable pull tab tape Windows-button board cable latches (2) keyboard-backlight cable speaker cable 10 power-adapter port cable Using the pull tab, disconnect the hard-drive cable from the system board.
  • Page 69 Lift the latch and disconnect the touch-pad cable from the system board. Peel off the tape, slide the latches, and disconnect the keyboard cable from the system board. keyboard cable latches (3) tape hard-drive cable pull tab touch-pad cable 10 Remove the screws that secure the system board to the computer base.
  • Page 70 11 Lift the system board off the computer base. screws (3) system board computer base...

  • Page 71: Replacing The System Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.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 72: Post-Requisites

    Entering the Service Tag in the BIOS setup program Turn on the computer. Press F2 when the DELL logo is displayed to enter the BIOS setup program. Navigate to the Main tab and enter the Service Tag in the Service Tag...

  • Page 73: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 74 Lift the keyboard assembly off the computer base. keyboard assembly screws (32) computer base keyboard-backlight cable keyboard daughter-board latches (2) keyboard cable Turn the keyboard assembly over and place it on a clean and flat surface. Pry the keyboard off the keyboard bracket.
  • Page 75 Lift the keyboard along with its cables off the keyboard bracket. keyboard bracket keyboard...

  • Page 76: Replacing The Keyboard

    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 www.dell.com/regulatory_compliance. Procedure Adhere the keyboard to the keyboard bracket. Turn the keyboard assembly over.

  • Page 77: Removing The Computer Base

    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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 78 computer base...

  • Page 79: Replacing The Computer Base

    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 www.dell.com/regulatory_compliance. Procedure Place the computer base on a clean and flat surface. Post-requisites Replace the keyboard.

  • Page 80: 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 www.dell.com/support. Click Product Support, enter the Service Tag of your computer and click Submit.

  • Page 81: 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 self-help resources: Information about Dell products and www.dell.com services Windows 8.1 and Windows 10 Dell Help & Support app Windows 10 Get started app Windows 8.1...

  • Page 82: Contacting Dell

    Contacting Dell To contact Dell for sales, technical support, or customer service issues, see www.dell.com/contactdell. NOTE: Availability varies by country and product, and some services may not be available in your country. 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.

This manual is also suitable for:

Inspiron 15 7000 series

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