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Dell Inspiron 16 5620 Service Manual
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Dell Inspiron 16 5620 Service Manual

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Inspiron 16 5620
Service Manual
Regulatory Model: P117F
Regulatory Type: P117F001/P117F002
March 2022
Rev. A01

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Summary of Contents for Dell Inspiron 16 5620

  • Page 1 Inspiron 16 5620 Service Manual Regulatory Model: P117F Regulatory Type: P117F001/P117F002 March 2022 Rev. A01...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2022 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

    Working inside your computer............................ 5 After working inside your computer..........................8 Chapter 2: Removing and installing components................9 Recommended tools................................9 Screw list....................................9 Major components of Inspiron 16 5620........................10 Base cover................................... 12 Removing the base cover............................12 Installing the base cover.............................13 Battery....................................15 Lithium-ion battery precautions..........................
  • Page 4 Updating the BIOS from the F12 One-Time boot menu..................64 Chapter 5: Troubleshooting......................65 Handling swollen Lithium-ion batteries........................65 Locate the Service Tag or Express Service Code of your Dell computer ..........65 System-diagnostic lights..............................66 SupportAssist diagnostics............................... 67 Recovering the operating system..........................67 WiFi power cycle................................

  • Page 5: 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 6 Ensure that your computer is shut down and the AC adapter is disconnected. a. Hold <B> key on the keyboard and press the power button for 3 seconds or until the Dell logo appears on the screen. b. Press any key to continue.
  • Page 7 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 8: After Working Inside Your Computer

    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. After working inside your computer About this task NOTE: Leaving stray or loose screws inside your computer may severely damage your computer.

  • Page 9: 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 screwdriver #0 ● Phillips screwdriver #1 ●...

  • Page 10: Major Components Of Inspiron 16 5620

    M2x3 fingerprint reader Power-button board M2x3 Power-button board M2x1.8 I/O board M2x3 Touchpad M1.6x2 Touchpad M2x1.8 Display hinges M2.5x5 Major components of Inspiron 16 5620 The following image shows the major components of Inspiron 16 5620. Removing and installing components...
  • Page 11 1. Base cover 2. Power-adapter port 3. Memory module 4. System board 5. Battery 6. Touchpad 7. Palm-rest and keyboard assembly 8. Left speaker 9. Display assembly 10. Right speaker 11. I/O board 12. Wireless-card bracket 13. Wireless card 14. M.2 2280 solid-state drive 15.

  • Page 12: Base Cover

    20. Power-button board 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: Installing The Base Cover

    Steps 1. Remove the seven screws (M2x4) that secure the base cover to the palm-rest and keyboard assembly. 2. Loosen the two captive screws. 3. Using a plastic scribe, pry the base cover from the bottom left and continue to work on the sides to open the base cover. 4.
  • Page 14 Removing and installing components...

  • Page 15: 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 16: Removing The Battery

    ● Always purchase genuine batteries from www.dell.com or authorized Dell partners and resellers. ● Swollen batteries should not be used and should be replaced and disposed properly. For guidelines on how to handle and replace swollen Lithium-ion batteries, see Handling swollen Lithium-ion batteries.

  • Page 17: Memory Modules

    Steps 1. Align the screw holes on the battery with the screw holes 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 18: Installing The Memory Module

    Steps 1. Lift the mylar covering the memory module. 2. Using your fingertips, carefully spread apart the securing-clips on each end of the memory-module slot until the memory module pops-up. 3. Remove the memory module from the memory-module slot on the system board. NOTE: Your computer has two memory modules installed.
  • Page 19 Steps 1. Lift the mylar covering the memory-module slot. 2. Align the notch on the memory module with the tab on the memory-module slot on the system board. 3. Slide the memory module into the memory-module slot on the system board. 4.

  • Page 20: Solid-State Drive

    If you are replacing the M.2 2280 solid-state drive (shipped with the computer) with an M.2 2230 solid-state drive, a mounting bracket for the M.2 2230 solid-state drive is required. Please contact Dell support to purchase the mounting bracket for the M.2 2230 solid-state drive.

  • Page 21: Installing The M.2 2230 Solid-State Drive

    If you are replacing the M.2 2280 solid-state drive (shipped with the computer) with an M.2 2230 solid-state drive, a mounting bracket for the M.2 2230 solid-state drive is required. Please contact Dell support to purchase the mounting bracket for the M.2 2230 solid-state drive.

  • Page 22: Removing The M.2 2280 Solid-State Drive

    If you are replacing the M.2 2280 solid-state drive (shipped with the computer) with an M.2 2230 solid-state drive, a mounting bracket for the M.2 2230 solid-state drive is required. Please contact Dell support to purchase the mounting bracket for the M.2 2230 solid-state drive.

  • Page 23: Installing The M.2 2280 Solid-State Drive

    If you are replacing the M.2 2280 solid-state drive (shipped with the computer) with an M.2 2230 solid-state drive, a mounting bracket for the M.2 2230 solid-state drive is required. Please contact Dell support to purchase the mounting bracket for the M.2 2230 solid-state drive.

  • Page 24: Wireless Card

    Steps 1. Align the notch on the M.2 2280 solid-state drive with the tab on the solid-state drive slot. 2. Slide the M.2 2280 solid-state drive into the solid-state drive slot 3. Replace the screw (M2x3) that secures the M.2 2280 solid-state drive to the palm-rest and keyboard assembly. Next steps 1.

  • Page 25: Installing The Wireless Card

    Steps 1. Remove the screw (M2x3) that secures the wireless-card bracket to the system board and palm-rest and keyboard assembly. 2. Lift the wireless-card bracket off the wireless card. 3. Disconnect the antenna cables from the wireless card. 4. Slide and remove the wireless card from the wireless-card slot. Installing the wireless card Prerequisites If you are replacing a component, remove the existing component before performing the installation process.
  • Page 26 Steps 1. 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. The following table provides the antenna-cable color scheme for the wireless card that is supported by your computer. Table 2.

  • Page 27: Fan

    2. Follow the procedure in After working inside your computer. Removing the fan Prerequisites 1. Follow the procedure in Before working inside your computer. NOTE: Ensure that your computer is in Service Mode. For more information see, step 6 in Before working inside your computer.

  • Page 28: Coin-Cell Battery

    Steps 1. Align the screw holes of the fan with screws on the palm-rest and keyboard assembly. 2. Replace the two screws (M2x3) that secure the fan to the palm-rest and keyboard assembly. 3. Connect the fan cable to the system board. Next steps 1.

  • Page 29: Installing The Coin-Cell Battery

    Steps 1. Disconnect the coin-cell battery cable from the I/O board. 2. Pry the coin-cell battery from 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 process. About this task The following image(s) indicate the location of the coin-cell battery and provides a visual representation of the installation procedure.

  • Page 30: Heat Sink

    Steps 1. Install the coin-cell battery into its 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 31 NOTE: This is the heatsink for your computer that supports the discrete Graphics Processing Unit (GPU). NOTE: This is the heatsink for your computer that supports the integrated Graphics Processing Unit (GPU). Steps 1. In reverse sequential order (7>6>5>4>3>2>1), or (4>3>2>1), whichever is applicable, loosen the seven or four captive screws, whichever is applicable, that secure the heat sink to the system board.

  • Page 32: Installing The Heatsink

    Installing the heatsink Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task NOTE: If either the system board or the heat sink is replaced, use the thermal grease provided in the kit to ensure that thermal conductivity is achieved.

  • Page 33: Display Assembly

    NOTE: This is the heatsink for your computer that supports the integrated Graphics Processing Unit (GPU). Steps 1. Align the screw holes on the heat sink to the screw holes on the system board. 2. In sequential order (1>2>3>4>5>6>7) or (1>2>3>4), tighten the seven or four captive screws, whichever is applicable, that secure the heat sink to the system board.
  • Page 34 Steps 1. Remove the two screws (M2.5x5) that secure the right display hinge of the display assembly to the system board. 2. Open the right display hinge at an angle of 90 degrees. 3. Remove the three screws (M2.5x5) that secure the left display hinge to the system board. 4.

  • Page 35: Installing The Display Assembly

    Installing the display assembly Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image(s) indicate the location of the display assembly and provides a visual representation of the installation procedure.

  • Page 36: I/O Board

    4. Replace the three screws (M2.5x5) that secure the left display hinge to the palm-rest and keyboard assembly. 5. Close the right display hinge and align the screw holes on the right display hinge with the screw holes on the system board. 6.

  • Page 37: Installing The I/O Board

    3. Peel the clear adhesive tape and lift the latch of the I/O-board cable. 4. Disconnect the I/O board cable from the I/O board. 5. Disconnect the coin-cell battery cable from the I/O board. 6. Lift the fingerprint-reader cable connector latch and disconnect the optional fingerprint-reader cable from the I/O board. 7.

  • Page 38: Touchpad

    Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Touchpad Removing the touchpad Prerequisites 1. Follow the procedure in Before working inside your computer. NOTE: Ensure that your computer is in Service Mode. For more information see, step 6 in Before working inside your computer.

  • Page 39: Installing The Touchpad

    Installing the touchpad Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image(s) indicate the location of the touchpad and provides a visual representation of the installation procedure. Steps 1.
  • Page 40 About this task NOTE: The wireless-card antennas are attached to the speakers as an assembly and cannot be separated for individual replacement. Services will replace the speakers and the wireless antennas as an assembly part. The following image(s) indicate the location of the speakers and provides a visual representation of the removal procedure. Steps 1.

  • Page 41: Installing The Speakers

    Installing the speakers Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task NOTE: If either the system board or the heat sink is replaced, use the thermal grease provided in the kit to ensure that thermal conductivity is achieved.

  • Page 42: System Board

    3. Adhere the tapes that secure the speaker cable to the palm-rest and keyboard assembly. 4. Connect the touchpad cable and close the latch of the touchpad connector on the system board. 5. Connect the keyboard cable and close the latch of the keyboard connector on the system board. 6.
  • Page 43 3. Keyboard backlight-cable connector 4. Keyboard-cable connector 5. Touchpad-cable connector 6. Battery-cable connector 7. Speaker-cable connector 8. System fan-cable connector 9. SSD-1 slot connector 10. I/O board-cable connector Steps 1. Remove the three screws (M2.5x5) that secure the right display hinge to the system board. 2.

  • Page 44: Installing The System Board

    5. Peel the adhesive tape and disconnect the power-adapter port cable from the system board. 6. Peel off the adhesive tape that secures the power-adapter port cable to the system board. 7. Remove the two screws (M2x4) that secure the Type-C port bracket to the system board. 8.
  • Page 45 Steps 1. Install the system board at an angle and ensure that the ports are properly aligned with the port openings. 2. Place the system board on the palm-rest and keyboard assembly. 3. Align the screw holes on the system board with the screw holes on the palm-rest and keyboard assembly. 4.

  • Page 46: Power-Button Board

    12. Replace the two screws (M2x4) that secure the Type-C port-bracket to the system board. 13. Connect the power-adapter port cable to the system board and replace the adhesive tape on the cable. 14. Connect the display cable to the system board, close the latch of the display cable connector and replace the clear adhesive tape on the display cable connector.

  • Page 47: Installing The Power-Button Board

    Steps 1. Remove the two screws (M2.5x5) that secure the right display hinge of the display assembly to the system board. 2. Open the right display hinge at an angle of 90 degrees. 3. Lift the fingerprint-reader cable connector latch and disconnect the optional fingerprint-reader cable from the I/O board. 4.

  • Page 48: Power Button With Optional Fingerprint Reader

    Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Power button with optional fingerprint reader Removing the power button with optional fingerprint reader Prerequisites 1. Follow the procedure in Before working inside your computer.

  • Page 49: Power-Adapter Port

    About this task The following image(s) indicate the location of the power button and provides a visual representation of the installation procedure. Steps 1. Align the screw hole on the power button with the screw hole on the palm-rest and keyboard assembly. 2.

  • Page 50: Installing The Power-Adapter Port

    Steps 1. Remove the three screws (M2.5x5) that secure the left display hinge to the system board. 2. Open the left display hinge at an angle of 90 degrees. 3. Peel the adhesive tape and disconnect the power-adapter port cable from the system board. 4.

  • Page 51: Palm-Rest And Keyboard Assembly

    Steps 1. Place the power-adapter port into the slot on the palm-rest and keyboard assembly. 2. Adhere the tape that secures the power-adapter port cable to the system board. 3. Connect the power-adapter port cable to the system board. 4. Adhere the tape that covers the power-adapter port connector on the system board. 5.

  • Page 52: Installing The Palm-Rest And Keyboard Assembly

    12. Remove the power-button board. 13. Remove the power-adapter port. 14. Remove the system board. 15. Remove the speakers. 16. Remove the touchpad. About this task The following image(s) indicate the location of the palm-rest and keyboard assembly and provides a visual representation of the removal procedure.
  • Page 53 Steps Place the palm-rest and keyboard assembly on a flat and clean surface and perform the post-requisites to install the palm-rest and keyboard assembly. NOTE: The palm-rest and keyboard assembly includes the following components: ● Palm rest ● Keyboard ● Wireless antenna (2) Next steps 1.

  • Page 54: Chapter 3: Drivers And Downloads

    Drivers and downloads When troubleshooting, downloading or installing drivers it is recommended that you read the Dell Knowledge Based article, Drivers and Downloads FAQ 000123347. Drivers and downloads...

  • Page 55: Chapter 4: Bios Setup

    BIOS setup CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can make your computer work incorrectly. NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed. NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information for future reference.

  • Page 56: One Time Boot Menu

    Table 3. Navigation keys (continued) Keys Navigation Moves to the previous page until you view the main screen. Pressing Esc in the main screen displays a message that prompts you to save any unsaved changes and restarts the system. One time boot menu To enter one time boot menu, turn on your computer, and then press F12 immediately.
  • Page 57 Table 4. System setup options—Main menu (continued) Main Keyboard Type Displays the type of the keyboard (option could be backlit or non-backlit). Table 5. System setup options—Advance menu Advance Multi-Cores Support Displays the support status for multi-cores. Virtualization Specify whether a Virtual Machine Monitor (VMM) can utilize the additional hardware capabilities provided by Onboard Virtualization Technology.
  • Page 58 Table 5. System setup options—Advance menu (continued) Advance Power Option Power on LID open Controls the Power function on LID open action. Options are: ● Enabled (Default) ● Disabled Maintenance Maintenance information. Data Wipe on next boot Performs Data wipe on next boot. Options are: ●...
  • Page 59 Table 5. System setup options—Advance menu (continued) Advance Internal Bluetooth Allows to Switch-on/switch-off the Bluetooth. Options are: ● Enabled (Default) ● Disabled Internal WLAN Allows to Switch-on/switch-off the Wireless Card. Options are: ● Enabled (Default) ● Disabled Media Card Reader Allows to enable/disable the Media Card reader.
  • Page 60 Table 6. System setup options—Security menu (continued) Security TPM On Turn On/Off TPM security option. The options are: ● On ● Off PPI Bypass for Enable Commands Controls the TPM Physical Presence Interface(PPI). When enabled, this setting allows the OS to skip BIOS PPI user prompts when issuing TPM PPI enable and activate commands.

  • Page 61: System And Setup Password

    Table 7. System setup options—Boot menu (continued) Boot Windows Boot Manager: Displays the Dell Boot Path of the Default Boot Option.. NOTE: Option may differ with the Linux Operating System. UEFI BOOT HDD1- Windows Boot Manager Displays the Device ID of the Secondary Storage of the computer.

  • Page 62: Deleting Or Changing An Existing System Setup Password

    7. Ensure that the battery cable has been reconnected to the system board. 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. BIOS setup...

  • Page 63: Updating The Bios

    Steps 1. Go to www.dell.com/support. 2. Click Product support. In the Search support box, enter the Service Tag of your computer, and then click Search. NOTE: If you do not have the Service Tag, use the SupportAssist feature to automatically identify your computer. You can also use the product ID or manually browse for your computer model.

  • Page 64: Updating The Bios From The F12 One-Time Boot Menu

    One-Time boot menu on the computer. Most of the Dell computers built after 2012 have this capability, and you can confirm by booting your computer to the F12 One-Time Boot Menu to see if BIOS FLASH UPDATE is listed as a boot option for your computer. If the option is listed, then the BIOS supports this BIOS update option.

  • Page 65: Chapter 5: Troubleshooting

    ● Using a non-Dell or incompatible battery may increase the risk of fire or explosion. Replace the battery only with a compatible battery purchased from Dell that is designed to work with your Dell computer. Do not use a battery from other computers with your computer.

  • Page 66: System-Diagnostic Lights

    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. Table 10. Diagnostic-light LED codes...

  • Page 67: Supportassist Diagnostics

    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 68 Steps 1. Turn off your computer. 2. Turn off the modem. 3. Turn off the wireless router. 4. Wait for 30 seconds. 5. Turn on the wireless router. 6. Turn on the modem. 7. Turn on your computer. Troubleshooting...

  • Page 69: Chapter 6: 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 11. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell app...

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