Dell Inspiron 14-7460 Service Manual
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Dell Inspiron 14-7460 Service Manual

Dell Inspiron 14-7460 Service Manual

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Inspiron 14 7000
Service Manual
Computer Model: Inspiron 14-7460
Regulatory Model: P74G
Regulatory Type: P74G001

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Summary of Contents for Dell Inspiron 14-7460

  • Page 1 Inspiron 14 7000 Service Manual Computer Model: Inspiron 14-7460 Regulatory Model: P74G Regulatory Type: P74G001...
  • Page 2 © 2016 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 of Dell Inc. in the United States and/or other jurisdictions. All other marks and names mentioned herein may be trademarks of their respective companies.

  • Page 3: Table Of Contents

    Contents Before working inside your computer......8 ..................8 Before you begin ..................8 Safety instructions ..................9 Recommended tools ....................10 Screw list After working inside your computer......12 Removing the base cover..........13 ....................13 Procedure Replacing the base cover..........15 ....................
  • Page 4 Replacing the coin-cell battery........21 ....................21 Procedure ..................21 Post-requisites Removing the hard drive..........22 ....................22 Prerequisites ....................22 Procedure Replacing the hard drive..........25 ....................25 Procedure ..................25 Post-requisites Removing the heat-sink assembly........26 ....................26 Prerequisites ....................26 Procedure Replacing the heat-sink assembly........
  • Page 5 Replacing the display assembly........38 ....................38 Procedure ..................38 Post-requisites Removing the I/O board..........39 ................... 39 Prerequisites ....................39 Procedure Replacing the I/O board..........41 ....................41 Procedure ..................41 Post-requisites Removing the memory modules........42 ....................42 Prerequisites ....................42 Procedure Replacing the memory modules........
  • Page 6 Replacing the status-light board........51 ....................51 Procedure ..................51 Post-requisites Removing the solid-state drive........52 ................... 52 Prerequisites ....................52 Procedure Replacing the solid-state drive........54 ....................54 Procedure ..................55 Post-requisites Removing the touch pad..........56 ................... 56 Prerequisites ....................56 Procedure Replacing the touch pad..........
  • Page 7 Removing the palm rest and keyboard assembly..69 ....................69 Procedure ....................70 Procedure Replacing the palm rest and keyboard assembly... 71 ....................71 Procedure ..................71 Post-requisites Flashing the BIOS............72 Diagnostics..............73 Getting help and contacting Dell........75 ..................75 Self-help resources ..................76 Contacting Dell...

  • Page 8: Before Working Inside Your Computer

    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. WARNING: Disconnect all power sources before opening the computer cover or panels. After you finish working inside the computer, replace all...

  • 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/...

  • Page 10: Screw List

    Screw list The following table provides the list of screws that are used for securing different components to the palm rest and keyboard assembly. Component Secured to Screw type Quantity Screw image Base cover Palm rest and M2.5x5 keyboard assembly Battery Palm rest and M2x3...
  • Page 11 Component Secured to Screw type Quantity Screw image System board Palm rest and M2x3 keyboard assembly Touch-pad Palm rest and M2x3 bracket keyboard assembly Touch pad Palm rest and M2x2 keyboard assembly Wireless-card Palm rest and M2x3 bracket keyboard assembly...

  • Page 12: 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, or cables you removed before working on your computer.

  • Page 13: 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 Loosen the three captive screws that secure the base cover to the palm rest and keyboard assembly.
  • Page 14 Using your fingertips, pry the base cover off the palm rest and keyboard assembly.

  • Page 15: Replacing The Base Cover

    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 base cover with the palm rest and keyboard assembly and snap it into place.

  • Page 16: 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 Disconnect the battery cable from the system board.
  • Page 17 Lift the battery off the palm rest and keyboard assembly. Press and hold the power button for five seconds to ground the system board.

  • Page 18: 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 Align the screw holes on the battery with the screw holes on the palm rest and keyboard assembly.

  • Page 19: 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 20: Procedure

    Procedure Using a plastic scribe, pry the coin-cell battery out of the battery socket.

  • Page 21: Replacing The Coin-Cell Battery

    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 With the positive-side facing up, snap the coin-cell battery into the battery socket.

  • Page 22: 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 23 Lift the hard-drive assembly off the palm rest and keyboard assembly. Disconnect the interposer from the hard-drive assembly. Remove the four screws (M3x3) that secure the hard-drive bracket to the hard drive.
  • Page 24 Lift the hard-drive bracket off the hard drive.

  • Page 25: 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 26: Removing The Heat-Sink Assembly

    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 27 Remove the I/O-board cable from the routing guides on the fan. Peel the tape that secures the fan cable to the system board. Disconnect the fan cable from the system board. In sequential order (as indicated on the heat-sink assembly), loosen the four captive screws that secure the heat-sink assembly to the system board.
  • Page 28 Lift the heat-sink assembly off the system board.

  • Page 29: Replacing The Heat-Sink Assembly

    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 fan are reinstalled together.

  • Page 30: Removing 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. Prerequisites Remove the base cover. Remove the battery.
  • Page 31 Slide and remove the wireless card from the wireless-card slot.

  • Page 32: Replacing The Wireless Card

    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 wireless card with the tab on the wireless-card slot. Slide the wireless card at an angle into the wireless-card slot.

  • Page 33: Post-Requisites

    Press the other end of the wireless card and replace the screw that secures the wireless-card bracket to the wireless card and the system board. Post-requisites Replace the battery. Replace the base cover.

  • Page 34: Removing 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. Prerequisites Remove the base cover. Remove the battery.
  • Page 35 Open the latch and disconnect the display cable from the system board. Open the display at an angle of 90 degrees. Place the computer on the edge of a table so that the palm rest and keyboard assembly is on the table and the display assembly extends past the table edge with the display hinges facing up.
  • Page 36 Lift the display assembly off the palm rest and keyboard assembly.

  • Page 38: Replacing The Display Assembly

    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 palm rest and keyboard assembly on the edge of a table with the keyboard facing down.

  • Page 39: Removing The I/O Board

    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 40 Lift the I/O board off the palm rest and keyboard assembly.

  • Page 41: 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 Align the screw holes on the I/O board with the screw holes on the palm rest and keyboard assembly.

  • Page 42: Removing The Memory Modules

    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 43 Remove the memory module from the memory-module slot.

  • Page 44: Replacing The Memory Modules

    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 45: 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. Post-requisites Replace the battery. Replace the base cover.

  • Page 46: Removing The Speakers

    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 47 Remove the speakers from the alignment posts and lift the speakers off the palm rest and keyboard assembly.

  • Page 48: 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 NOTE: The rubber grommets may get pushed out while replacing the speaker. Ensure that the rubber grommets are in their position after placing the speaker on the palm rest and keyboard assembly.

  • Page 49: Removing The Status-Light Board

    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 50 Lift the status-light board off the palm rest and keyboard assembly.

  • Page 51: Replacing The Status-Light Board

    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 hole on the status-light board with the screw hole on the palm rest and keyboard assembly.

  • Page 52: Removing The Solid-State Drive

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. CAUTION: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state.
  • Page 53 Slide and remove the solid-state drive from the solid-state drive slot.

  • Page 54: Replacing The Solid-State 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: Solid-state drives are fragile. Exercise care when handling the solid-state drive. Procedure Slide the solid-state drive firmly into the solid-state drive slot at an angle and gently press the solid-state drive down until it snaps into position.

  • Page 55: Post-Requisites

    Replace the screw (M3x3) that secures the solid-state drive to the palm rest and keyboard assembly. NOTE: Align the screw holes on the solid-state drive bracket to the screw holes on the solid-state drive, if applicable. Post-requisites Replace the battery. Replace the base cover.

  • Page 56: Removing The Touch Pad

    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 57 Open the latch and disconnect the status-light board cable from the status-light board. Peel the tape that secures the touch-pad bracket to the palm rest and keyboard assembly. Remove the three screws (M2x3) that secure the touch-pad bracket to the palm rest and keyboard assembly.
  • Page 58 Lift the touch-pad bracket off the palm rest and keyboard assembly. Remove the four screws (M2x2) that secure the touch pad to the palm rest and keyboard assembly.
  • Page 59 Lift the touch pad off the palm rest and keyboard assembly.

  • Page 60: 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 Align the screw holes on the touch pad with the screw holes on the palm rest and keyboard assembly.

  • Page 61: 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 62 Open the latches and disconnect the keyboard cable and the status-light board cable from the system board. Open the latch and disconnect the touch-pad cable from the system board. Open the latch and disconnect the hard-drive cable from the system board. Remove the three screws (M2x3) that secure the system board to the palm rest and keyboard assembly.
  • Page 63 Lift the system board off the palm rest and keyboard assembly.

  • Page 64: 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 65: Post-Requisites

    Post-requisites Follow the procedure from step 4 to step 5 in “Replacing the hard drive”. Replace the solid-state drive. Replace the heat-sink assembly. Replace the wireless card. Replace the memory modules. Replace the battery. Replace the base cover.

  • Page 66: Removing The Power-Adapter Port

    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 67 Lift the power-adapter port off the palm rest and keyboard assembly.

  • Page 68: 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 Align the screw hole on the power-adapter port with the screw hole on the palm rest and keyboard assembly and snap it into place.

  • Page 69: Removing The Palm Rest And Keyboard 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 Remove the base cover. Remove the battery.

  • Page 70: Procedure

    Procedure After performing the steps in prerequisites we are left with the palm rest and keyboard assembly.

  • Page 71: Replacing The Palm Rest And Keyboard 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 Place the palm rest and keyboard assembly on a clean and flat surface. Post-requisites...

  • Page 72: 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 your computer. Go to www.dell.com/support. Click Product support, enter the Service Tag of your computer, and then click Submit.

  • Page 73: Diagnostics

    Diagnostics Power and battery-status light/hard-drive activity light: Indicates the battery- charge status or the hard-drive activity. NOTE: Press Fn+H to toggle this light between power and battery-status light and hard-drive activity light. Hard-drive activity light Turns on when the computer reads from or writes to the hard drive. Power and battery-status light Indicates the power and battery-charge status.
  • Page 74 Light Pattern Problem description Invalid memory installed System board or chipset error LCD failure CMOS battery failure PCI or video card or chip failure Recovery image not found Recovery image found but invalid The computer may emit a series of beeps during start-up if the errors or problems cannot be displayed.

  • Page 75: 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: Table 1. Self-help resources Information about Dell products and www.dell.com services Dell Help & Support app Accessing help In Windows search, type Help and Support, and press Enter.

  • Page 76: Contacting Dell

    Enter the Service Tag number or Product ID in the search bar. 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.

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Inspiron 14 7000P74g

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