Dell Inspiron 7415 2-in-1 Service Manual
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Dell Inspiron 7415 2-in-1 Service Manual

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Inspiron 7415 2-in-1
Service Manual
Regulatory Model: P147G
Regulatory Type: P147G001
May 2021
Rev. A01

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Summary of Contents for Dell Inspiron 7415 2-in-1

  • Page 1 Inspiron 7415 2-in-1 Service Manual Regulatory Model: P147G Regulatory Type: P147G001 May 2021 Rev. A01...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2021 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.

  • Page 3: Table Of Contents

    Transporting sensitive components..........................9 After working inside your computer..........................9 Chapter 2: Removing and installing components................10 Recommended tools................................10 Screw list..................................... 10 Major components of Inspiron 7415 2-in-1........................11 Base cover................................... 13 Removing the base cover............................13 Installing the base cover.............................15 Battery....................................16 Lithium-ion battery precautions..........................
  • Page 4 Clearing CMOS settings.............................67 Clearing BIOS (System Setup) and System passwords..................67 Chapter 5: Troubleshooting......................68 SupportAssist diagnostics............................... 68 Locate the Service Tag or Express Service Code of your Dell computer ..........68 System diagnostic lights..............................68 Built-in self-test (BIST)..............................69 Recovering the operating system..........................70 Flashing the BIOS................................
  • Page 5 Chapter 6: Getting help and contacting Dell................73 Contents...

  • Page 6: Chapter 1: Working Inside Your Computer

    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 is shipped with the product or at www.dell.com/regulatory_compliance.

  • Page 7: Radiation Exposure Statement

    ESD protection is an increasing concern. Due to the increased density of semiconductors used in recent Dell products, the sensitivity to static damage is now higher than in previous Dell products. For this reason, some previously approved methods of handling parts are no longer applicable.

  • Page 8: Esd Field Service Kit

    It is recommended that all field service technicians use the traditional wired ESD grounding wrist strap and protective anti-static mat at all times when servicing Dell products. In addition, it is critical that technicians keep sensitive parts separate from all insulator parts while performing service and that they use anti-static bags for transporting sensitive components.

  • Page 9: Transporting Sensitive Components

    Transporting sensitive components When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport. Lifting equipment Adhere to the following guidelines when lifting heavy weight equipment: CAUTION: Do not lift greater than 50 pounds.

  • Page 10: Chapter 2: Removing And Installing Components

    Removing and installing components NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Recommended tools The procedures in this document may require the following tools: ● Phillips screwdrivers #0 ● Plastic scribe Screw list NOTE: When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and...

  • Page 11: Major Components Of Inspiron 7415 2-In-1

    USB Type-C bracket Palm-rest and keyboard M2.5x4.5 assembly System board Palm-rest and keyboard M2x1.8 assembly Major components of Inspiron 7415 2-in-1 The following image shows the major components of Inspiron 7415 2-in-1. Removing and installing components...
  • Page 12 20. Wireless card 21. Fan NOTE: Dell provides a list of components and their part numbers for the original system configuration purchased. These parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for purchase options.

  • Page 13: Base Cover

    Base cover Removing the base cover Prerequisites 1. Follow the procedure in Before working inside your computer. About this task The following images indicate the location of the base cover and provide a visual representation of the removal procedure. Removing and installing components...
  • Page 14 Steps 1. Remove the four screws (M2x4) that secure the base cover to the palm-rest and keyboard assembly. 2. Loosen the three captive screws that secure the base cover to the palm-rest and keyboard assembly. NOTE: Upon loosening the three captive screws, the base cover will open up creating a gap between the base cover and the palm-rest assembly.

  • Page 15: Installing The Base Cover

    Installing the base cover Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following images indicate the location of the base cover and provide a visual representation of the installation procedure. Steps 1.

  • Page 16: Battery

    ● If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing, bending, or crushing a lithium-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See www.dell.com/contactdell.
  • Page 17 Steps 1. Peel the tape that secures the battery cable to the system board (applicable only if not peeled earlier). 2. Disconnect the battery cable from the system board (applicable only if not disconnected earlier). 3. Remove the three screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. 4.

  • Page 18: Installing The 3-Cell Or 4-Cell Battery

    Steps 1. Peel the tape that secures the battery cable to the system board (applicable only if not peeled earlier). 2. Disconnect the battery cable from the system board (applicable only if not disconnected earlier). 3. Remove the five screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. 4.
  • Page 19 Steps 1. Using the alignment posts, place the battery on the palm-rest and keyboard assembly. 2. Replace the three screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. 3. Connect the battery cable to the system board. 4.

  • Page 20: Coin-Cell Battery

    Steps 1. Using the alignment posts, place the battery on the palm-rest and keyboard assembly. 2. Replace the five screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. 3. Connect the battery cable to the system board. 4.

  • Page 21: Installing The Coin-Cell Battery

    Steps 1. Disconnect the coin-cell battery from the I/O board. 2. Peel the coin-cell battery and lift it off the slot on the palm-rest and keyboard assembly. Installing the coin-cell battery Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the coin-cell battery and provides a visual representation of the installation procedure.

  • Page 22: Memory Module

    Steps 1. Adhere the coin-cell battery to the slot on the palm-rest and keyboard assembly. 2. Connect the coin-cell battery cable to the I/O board. Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer.

  • Page 23: Installing The Memory Module

    Steps 1. Lift the flap to access the memory module. 2. Use your fingertips to carefully spread apart the securing-clips on each end of the memory-module slot until the memory module pops up. 3. Slide and remove the memory module from the memory-module slot. NOTE: Repeat step 2 to step 3 to remove any other memory modules installed in your computer.
  • Page 24 Steps 1. Lift the flap to access the memory-module slot. 2. Align the notch on the memory module with the tab on the memory-module slot. 3. Slide the memory module firmly at an angle, into the memory-module slot. 4. 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.

  • Page 25: Wireless Card

    Wireless card Removing the wireless card Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task The following image indicates the location of the wireless card and provides a visual representation of the removal procedure. Steps 1.

  • Page 26: Installing The Wireless Card

    Installing the wireless card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the wireless card and provides a visual representation of the installation procedure. Steps 1.

  • Page 27: Solid-State Drive

    2. Align the notch on the wireless card with the tab on the wireless-card slot and insert the wireless card at an angle into the wireless-card slot. 3. Align the screw hole on the wireless-card bracket with the screw hole on the wireless card and palm-rest and keyboard assembly.

  • Page 28: Installing The M.2 2280 Solid-State Drive

    Steps 1. Peel the tape that secures the antenna cable to the solid-state drive. 2. Remove the screw (M2x3) that secures the solid-state drive to the palm-rest and keyboard assembly. 3. Slide and remove the solid-state drive from the solid-state drive slot. Installing the M.2 2280 solid-state drive Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 29 The following image indicates the location of the M.2 2280 solid-state drive and provides a visual representation of the installation procedure. NOTE: Perform step 1 to step 4 if you are replacing the M.2 2230 solid-state drive with an M.2 2280 solid-state drive. Removing and installing components...

  • Page 30: Removing The M.2 2230 Solid-State Drive

    Steps 1. Remove the screw (M1.6x2.5) that secures the solid-state drive bracket to the palm-rest and keyboard assembly. 2. Turn the solid-state drive bracket at an angle of 180 degrees. 3. Insert the solid-state drive bracket into the other solid-state drive bracket slot on the palm-rest and keyboard assembly. 4.

  • Page 31: Installing The M.2 2230 Solid-State Drive

    Steps 1. Peel the tape that secures the antenna cable to the solid-state drive. 2. Lift the solid-state drive thermal bracket off the palm-rest and keyboard assembly. 3. Remove the screw (M2x3) that secures the solid-state drive to the solid-state drive bracket. 4.
  • Page 32 The following image indicates the location of the M.2 2230 solid-state drive and provides a visual representation of the installation procedure. NOTE: Perform step 1 to step 4 if you are replacing the M.2 2230 solid-state drive with an M.2 2280 solid-state drive. Removing and installing components...

  • Page 33: Speakers

    Steps 1. Remove the screw (M1.6x2.5) that secures the solid-state drive bracket to the palm-rest and keyboard assembly. 2. Turn the solid-state drive bracket at an angle of 180 degrees. 3. Insert the solid-state drive bracket into the other solid-state drive bracket slot on the palm-rest and keyboard assembly. 4.

  • Page 34: Installing The Speakers

    3. Note the speaker cable routing, and remove the speaker cable from the routing guides on the palm-rest and keyboard assembly. 4. Lift the speakers along with the cables, off the palm-rest and keyboard assembly. Installing the speakers Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the speakers and provides a visual representation of the installation procedure.
  • Page 35 CAUTION: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease. NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it.

  • Page 36: Installing The Heat Sink

    Steps 1. In reverse sequential order (as indicated on the heat sink), loosen the four or seven captive screws that secure the heat sink to the system board. 2. Lift the heat sink off the system board. Installing the heat sink Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 37 Steps 1. Align the screw holes on the heat sink with the screw holes on the system board. 2. In sequential order (as indicated on the heat sink), tighten the four or seven captive screws that secure the heat sink to the system board.

  • Page 38: Display Assembly

    Display assembly Removing the display assembly Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task The following image indicates the location of the display assembly and provides a visual representation of the removal procedure.
  • Page 39 Removing and installing components...

  • Page 40: Installing The Display Assembly

    Steps 1. Peel the tape that secures the display cable to the system board. 2. Open the latch, and disconnect the display cable from the system board. 3. Remove the display cable from the routing guide on the palm-rest and keyboard assembly. 4.
  • Page 41 Removing and installing components...

  • Page 42: Touchpad

    Steps 1. Slide the display assembly at an angle, and place the display assembly on the palm-rest and keyboard assembly. 2. Replace the four screws (M2.5x3.5) that secure the display hinges to the palm-rest and keyboard assembly. 3. Route the display cable through the routing guide on the palm-rest and keyboard assembly. 4.

  • Page 43: Installing The Touchpad

    5. Lift the transparent flap and remove the two screws (M2x1.8) that secure the touchpad to the palm-rest and keyboard assembly. 6. Slide and lift the touchpad off the palm-rest and keyboard assembly. Installing the touchpad Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the touchpad and provides a visual representation of the installation procedure.

  • Page 44: Fan

    3. Slide the touchpad cable into the connector on the touchpad and system board and close the latch to secure the cable. 4. Place the touchpad bracket into the slot on the palm-rest and keyboard assembly. 5. Replace the three screws (M1.6x2) that secure the touchpad bracket to the palm-rest and keyboard assembly. Next steps 1.

  • Page 45: I/O Board

    About this task The following image indicates the location of the fan and provides a visual representation of the installation procedure. Steps 1. Using the alignment posts, place the fan on the palm-rest and keyboard assembly. 2. Remove the two screws (M2x3) that secure the fan to the palm-rest and keyboard assembly. 3.

  • Page 46: Installing The I/O Board

    Steps 1. Remove the two screws (M2.5x3.5) that secure the right display hinge to the I/O board and palm-rest and keyboard assembly. 2. Open the right display hinge at an angle of 90 degrees. 3. Peel the tape that secures the I/O-board cable to the I/O board. 4.
  • Page 47 Steps 1. Place the I/O board into the slots on the palm-rest and keyboard assembly. 2. Align the screw hole on the I/O board with the screw hole on the palm-rest and keyboard assembly. 3. Replace the two screws (M2x3) that secures the I/O board to the palm-rest and keyboard assembly. 4.

  • Page 48: Power Button

    Power button Removing the power button Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the fan. 4. Remove the display assembly. 5. Remove the board. About this task The following image indicates the location of the power button and provides a visual representation of the removal procedure. Steps 1.

  • Page 49: Removing The Power Button With Fingerprint Reader

    Steps 1. Align the screw holes on the power button with the screw holes on the palm-rest and keyboard assembly. 2. Replace the two screws (M1.6x2) that secure power button to the palm-rest and keyboard assembly. Next steps 1. Install the board.

  • Page 50: Installing The Power Button With Fingerprint Reader

    Steps 1. Remove the two screws (M1.6x2) that secure the power button to the palm-rest and keyboard assembly. 2. Lift the power button, along with the fingerprint-reader cable, off the slot on the palm-rest and keyboard assembly. Installing the power button with fingerprint reader Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 51: System Board

    About this task The following image indicates the location of the power button with fingerprint reader and provides a visual representation of the installation procedure. Steps 1. Align and place the power button, along with the fingerprint-reader cable, on the slot of the palm-rest and keyboard assembly.
  • Page 52 Figure 1. System-board connectors 1. Display cable 2. Power-adapter port cable (optional) 3. USB Type-C port bracket 4. Keyboard-backlight cable 5. Keyboard cable 6. Touchpad cable 7. Speaker cable 8. I/O-board cable The following image indicates the location of the system board and provides a visual representation of the removal procedure. Removing and installing components...
  • Page 53 Removing and installing components...

  • Page 54: Installing The System Board

    Steps 1. Peel the tape that secures the USB Type-C port bracket to the system board. 2. Remove the antenna cables from the routing guides on the system board. 3. Remove the two screws (M2.5x3.5) that secure the left display hinge to the system board and palm-rest and keyboard assembly.
  • Page 55 About this task The following image indicates the connectors on your system board. Figure 2. System-board connectors 1. Display cable 2. Power-adapter port cable (optional) 3. USB Type-C port bracket 4. Keyboard-backlight cable 5. Keyboard cable 6. Touchpad cable 7. Speaker cable 8.
  • Page 56 Removing and installing components...
  • Page 57 Steps 1. Align and place the system board on the palm-rest and keyboard assembly. 2. Replace the two screws (M2x1.8) that secure the system board to the palm-rest and keyboard assembly. 3. Connect the display cable to the connector on the system board and close the latch to secure the cable. 4.

  • Page 58: Palm-Rest And Keyboard Assembly

    7. Install the base cover. 8. Follow the procedure in After working inside your computer. Palm-rest and keyboard assembly Removing the palm-rest and keyboard assembly Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover.

  • Page 59: Installing The Palm-Rest And Keyboard Assembly

    Steps After performing the steps in the pre-requisites, you are left with the palm-rest and keyboard assembly. Installing the palm-rest and keyboard assembly Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the palm-rest and keyboard assembly and provides a visual representation of the installation procedure.

  • Page 60: Chapter 3: Device Drivers

    Device drivers Video drivers In the Device Manager, check if the video driver is installed. Install the video driver update from www.dell.com/support. Wireless and Bluetooth drivers In the Device Manager, check if the network card driver is installed. Install the driver updates from www.dell.com/support.

  • Page 61: Chapter 4: System Setup

    Boot Sequence allows you to bypass the System Setup–defined boot device order and boot directly to a specific device (for example: optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears, you can: ● Access System Setup by pressing F2 key ●...

  • Page 62: One Time Boot Menu

    The one-time boot menu displays the devices that you can boot from including the diagnostic option. The boot menu options are: ● Removable Drive (if available) ● STXXXX Drive (if available) NOTE: XXX denotes the SATA drive number. ● Optical Drive (if available) ●...
  • Page 63 Table 3. System setup options—Main menu (continued) Main M.2 PCIe SSD Display the M.2 PCIe SSD device information of the computer. AC Adapter Type Displays the type of AC adapter. System Memory Displays the size of memory installed. Memory Speed Displays the speed of memory.
  • Page 64 Default: Disabled SupportAssist System Resolution Auto OS Recovery Threshold Controls the automatic boot flow for SupportAssist System Resolution Console and for the Dell OS Recovery tool. Default: 2 SupportAssist OS Recovery Enables or disables the boot flow for the SupportAssist OS Recovery tool in the even of certain system errors.

  • Page 65: System And Setup Password

    Enables or disables BIOS updates through UEFI capsule update packages. Default: Enabled Secure Boot Enables or disables configuration of platform features on Dell Client Systems with WSMT-enabled BIOS. Default: Enabled Table 6. System setup options—Boot menu Boot File Browser Add Boot Option Allows you to add the boot options.

  • Page 66: Assigning A System Setup Password

    NOTE: System and setup password feature is disabled. Assigning a system setup password Prerequisites You can assign a new System or Admin Password only when the status is in Not Set. About this task To enter the system setup, press F2 immediately after a power-on or reboot. Steps 1.

  • Page 67: Clearing Cmos Settings

    Clearing BIOS (System Setup) and System passwords About this task To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell. NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows or your application.

  • Page 68: Chapter 5: Troubleshooting

    Locate the Service Tag or Express Service Code of your Dell computer Your Dell computer is uniquely identified by a Service Tag or Express Service Code. To view relevant support resources for your Dell computer, we recommend entering the Service Tag or Express Service Code at www.dell.com/support.

  • Page 69: Built-In Self-Test (Bist)

    Table 9. LED codes Diagnostic light codes Problem description Processor failure System board: BIOS or Read-Only Memory (ROM) failure No memory or Read-Only Memory (ROM) detected Memory or Read-Only Memory (ROM) failure Invalid memory installed System-board or chipset error Display failure Display failure - EC detection of power rail failure Coin-cell battery failure...

  • Page 70: Recovering The Operating System

    It enables you to diagnose hardware issues, repair your computer, back up your files, or restore your computer to its factory state. You can also download it from the Dell Support website to troubleshoot and fix your computer when it fails to boot into their primary operating system due to software or hardware failures.

  • Page 71: Backup Media And Recovery Options

    Backup media and recovery options It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multiple options for recovering Windows operating system on your Dell PC. For more information. see...
  • Page 72 NOTE: For more information about performing a hard reset, see the knowledge base article SLN85632 www.dell.com/support. Troubleshooting...
  • Page 73 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 11. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell Tips...

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