Dell Inspiron 16 Plus 7640 Owner's Manual
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Dell Inspiron 16 Plus 7640 Owner's Manual

Dell Inspiron 16 Plus 7640 Owner's Manual

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Inspiron 16 Plus 7640
Owner's Manual
Regulatory Model: P132F
Regulatory Type: P132F001/P132F003
October 2024
Rev. A05

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bev
March 3, 2025

WHERE IS MY SD CARD SLOT

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1 comments:
Mr. Anderson
March 3, 2025

The SD card slot on the Dell Inspiron 16 Plus 7640 is located on the right side of the laptop.

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Summary of Contents for Dell Inspiron 16 Plus 7640

  • Page 1 Inspiron 16 Plus 7640 Owner's Manual Regulatory Model: P132F Regulatory Type: P132F001/P132F003 October 2024 Rev. A05...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2023-2024 Dell Inc. or its subsidiaries. All rights reserved. Dell Technologies, Dell, 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

    Left......................................7 Top......................................8 Front....................................... 9 Bottom....................................10 Service Tag..................................10 Battery-charge status light.............................. 11 Chapter 2: Set up your Inspiron 16 Plus 7640................12 Chapter 3: Specifications of Inspiron 16 Plus 7640...............14 Dimensions and weight..............................14 Processor..................................... 14 Chipset....................................16 Operating system................................17 Memory....................................17...
  • Page 4 BitLocker..................................32 Recommended tools................................. 32 Screw list.....................................33 Major components of Inspiron 16 Plus 7640.......................34 Chapter 5: Removing and installing Customer Replaceable Units (CRUs)........36 Base cover..................................36 Removing the base cover............................36 Installing the base cover............................38 Solid-state drive................................40 Removing the M.2 2230 solid-state drive......................40 Installing the M.2 2230 solid-state drive........................
  • Page 5 Clearing system and setup passwords........................103 Chapter 9: Troubleshooting....................... 104 Handling swollen rechargeable Li-ion batteries......................104 Locating the Service Tag or Express Service Code of your Dell computer ............. 104 Dell SupportAssist Pre-boot System Performance Check diagnostics..............105 Running the SupportAssist Pre-Boot System Performance Check.............. 105 Built-in self-test (BIST)..............................
  • Page 6 Chapter 10: Getting help and contacting Dell Technologies............110 Contents...

  • Page 7: Chapter 1: Views Of Inspiron 16 Plus 7640

    Views of Inspiron 16 Plus 7640 Right Figure 1. Right view 1. SD-card slot Reads from and writes to the SD card. The computer supports the following card types: ● Secure Digital (SD) ● Secure Digital High Capacity (SDHC) ● Secure Digital Extended Capacity (SDXC) 2.

  • Page 8: Top

    The port also enables you to connect to an external display using a display adapter. Provides data transfer rates of up to 40 Gbps for Thunderbolt 4. NOTE: You can connect a Dell Docking Station to the Thunderbolt 4 ports. For more information, search in the Knowledge Base Resource at Dell Support Site.

  • Page 9: Front

    Slide the privacy shutter to cover the camera lens and protect your privacy when the camera is not in use. 4. Camera Enables you to video chat, capture photos, and record videos. 5. Camera-status light Views of Inspiron 16 Plus 7640...

  • Page 10: Bottom

    Service Tag The service tag is a unique alphanumeric identifier that allows Dell service technicians to identify the hardware components in your computer and access warranty information. Views of Inspiron 16 Plus 7640...

  • Page 11: Battery-Charge Status Light

    Figure 6. Service Tag location Battery-charge status light The following table lists the battery-charge status light of your Inspiron 16 Plus 7640. Table 1. Battery charge and status light behavior  Power source LED behavior System power state Battery charge level...

  • Page 12: Chapter 2: Set Up Your Inspiron 16 Plus 7640

    2. Finish the Windows setup. Follow the on-screen instructions to complete the setup. When setting up, Dell Technologies recommends that you: ● Connect to a network for Windows updates.
  • Page 13 It also notifies you about the warranty status, recommended accessories, and software updates if available. Dell Update Updates your computer with critical fixes and latest device drivers as they become available. For more information about using Dell Update, see the product guides and third-party license documents at Dell Support Site.

  • Page 14: Chapter 3: Specifications Of Inspiron 16 Plus 7640

    2.16 kg (4.76 lb), maximum NOTE: The weight of your computer depends on the configuration that is offered. Processor The following table lists the details of the processors that are supported for your Inspiron 16 Plus 7640. Specifications of Inspiron 16 Plus 7640...
  • Page 15 Maximum turbo 3.6 GHz 3.8 GHz 3.8 GHz 3.3 GHz frequency Processor cache 18 MB 24 MB 24 MB 12 MB Integrated graphics Intel Arc Graphics Intel Arc Graphics Intel Arc Graphics Intel UHD Graphics Specifications of Inspiron 16 Plus 7640...

  • Page 16: Chipset

    Integrated graphics Intel UHD Graphics Intel UHD Graphics Intel Graphics Intel Graphics Chipset The following table lists the details of the chipset that is supported in your Inspiron 16 Plus 7640. Table 7. Chipset  Description Option one Option two Processors ●...

  • Page 17: Operating System

    ● 32 GB: 2 x 16 GB, LPDDR5x, dual-channel, 6400 MT/s External ports and slots The following table lists the external ports and slots on your Inspiron 16 Plus 7640. Table 9. External ports and slots  Description Values USB ports ●...

  • Page 18: Internal Slots

    M.2 cards, search in the Knowledge Base Resource at Dell Support Site. Wireless module The following table lists the Wireless Local Area Network (WLAN) module specifications of your Inspiron 16 Plus 7640. Table 11. Wireless module specifications  Description In computers shipped with In computers shipped with...

  • Page 19: Audio

    This section lists the storage options on your Inspiron 16 Plus 7640. Your Inspiron 16 Plus 7640 supports one M.2 2230 or M.2 2280 solid-state drive. The primary drive of your Inspiron 16 Plus 7640 is the M.2 solid-state drive installed.

  • Page 20: Keyboard

    The maximum capacity that is supported by the media-card reader varies depending on the standard of the media card that is installed on your computer. Keyboard The following table lists the keyboard specifications of your Inspiron 16 Plus 7640. Table 15. Keyboard specifications  Description...
  • Page 21 Open the application menu NOTE: Brazilian keyboard only fn + Space bar Open Emoji menu fn + esc Toggle fn-key lock fn + Left arrow Home fn + Right arrow fn + Copilot Open the application menu Specifications of Inspiron 16 Plus 7640...

  • Page 22: Camera

    Windows, see the Microsoft Knowledge Base article at Microsoft Support Site. Power adapter The following table lists the power adapter specifications of your Inspiron 16 Plus 7640. Table 20. Power-adapter specifications  Description For computers shipped with For computers shipped with...

  • Page 23: Battery

    Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components. Battery The following table lists the battery specifications of your Inspiron 16 Plus 7640. Table 21. Battery specifications  Description...
  • Page 24 Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components. CAUTION: Dell Technologies recommends that you charge the battery regularly for optimal power consumption. Specifications of Inspiron 16 Plus 7640...

  • Page 25: Display

    Display The following table lists the display specifications of your Inspiron 16 Plus 7640. Table 22. Display specifications  Description For computers For computers For computers shipped with shipped with computers shipped with computers computers 12th Generation Intel Core Ultra shipped with...

  • Page 26: Fingerprint Reader (Optional)

    Anti-glare Anti-glare Anti-glare Anti-glare Anti-glare glossy finish Fingerprint reader (optional) The following table lists the specifications of the optional fingerprint-reader of your Inspiron 16 Plus 7640. Table 23. Fingerprint reader specifications  Description Values Sensor technology Trans-capactive sensing Sensor resolution 500 dpi...

  • Page 27: Operating And Storage Environment

    Dell ComfortView software technology reduces harmful blue light emissions to make extended screen time easy on your eyes. ComfortView mode can be enabled and configured using the Dell CinemaColor application.
  • Page 28 ● Take an extended break for 20 minutes every two hours. ● Look away from your display, and gaze at a distant object at 20 ft (609.60 cm) away for at least 20 seconds during each break. Specifications of Inspiron 16 Plus 7640...

  • Page 29: Chapter 4: Working Inside Your Computer

    You should only perform troubleshooting and repairs as authorized or directed by the Dell technical support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that are shipped with the product or at Dell Regulatory Compliance Home Page.

  • Page 30: Safety Precautions

    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 31: Esd Field Service Kit

    received a static shock and immediately generates a "No POST/No Video" symptom with a beep code that is emitted for missing or nonfunctional memory. ● Intermittent – Intermittent failures represent approximately 80 percent of ESD-related failures. The high rate of intermittent failures means that most of the time when damage occurs, it is not immediately recognizable.

  • Page 32: Transporting Sensitive Components

    Dell products. In addition, it is critical to keep sensitive parts separate from all insulator parts while servicing the 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...

  • Page 33: Screw List

    Screw list NOTE: When removing screws from a component, it is recommended to note the screw type and the quantity of screws, and then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced.

  • Page 34: Major Components Of Inspiron 16 Plus 7640

    Major components of Inspiron 16 Plus 7640 The following image shows the major components of Inspiron 16 Plus 7640. Figure 8. Major components ofInspiron 16 Plus 7640 1. Base cover 2. Power-adapter port 3. Heat sink 4. USB Type-C port bracket 5.
  • Page 35 16. Power-button with an optional fingerprint-reader NOTE: Dell provides a list of components and their part numbers for the original computer configuration purchased. These parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for purchase options.

  • Page 36: Chapter 5: Removing And Installing Customer Replaceable Units (Crus)

    Removing and installing Customer Replaceable Units (CRUs) The replaceable components in this chapter are Customer Replaceable Units (CRUs). CAUTION: Customers can replace only the Customer Replaceable Units (CRUs) following the safety precautions and replacement procedures. NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Base cover Removing the base cover Prerequisites...
  • Page 37 Figure 9. Removing the base cover Removing and installing Customer Replaceable Units (CRUs)

  • Page 38: Installing The Base Cover

    Figure 10. Removing the base cover 2 Steps 1. Remove the six screws (M2x4) that secure the base cover to the palm-rest and keyboard assembly. 2. Loosen the two captive screws (M2x8.6) that secure the base cover to the palm-rest and keyboard assembly. 3.
  • Page 39 Figure 11. Installing the base cover 1 Removing and installing Customer Replaceable Units (CRUs)

  • Page 40: Solid-State Drive

    Figure 12. Installing the base cover 2 Steps 1. Place the base cover on the palm-rest and keyboard assembly. 2. Press on the sides of the base cover to snap it into place. 3. Tighten the two captive screws (M2x8.6) that secure the base cover to the palm-rest and keyboard assembly. 4.

  • Page 41: Installing The M.2 2230 Solid-State Drive

    An M.2 2230 thermal shield is required to install an M.2 2230 solid-state drive. If this thermal shield is not present on your computer, contact Dell support to purchase the M.2 2230 thermal shield. Removing and installing Customer Replaceable Units (CRUs)

  • Page 42: Removing The M.2 2280 Solid-State Drive

    NOTE: The M.2 slot supports the installation of one of the following solid-state drives: ● M.2 2230 solid-state drive and an M.2 2230 thermal shield. Your M.2 2230 is mounted on a 2230-specific thermal shield. ● M.2 2280 solid-state drive and a 2280-specific thermal shield. The following image(s) indicate the location of the M.2 2230 solid-state drive and provides a visual representation of the installation procedure.

  • Page 43: Installing The M.2 2280 Solid-State Drive

    NOTE: An M.2 2280 thermal shield is required to install an M.2 2280 solid-state drive. If this thermal shield is not present on your computer, contact Dell support to purchase the M.2 2280 thermal shield. NOTE: The M.2 slot supports the installation of one of the following solid-state drives: ●...

  • Page 44: Fan

    Your M.2 2230 is mounted on a 2230-specific thermal shield. ● M.2 2280 solid-state drive and a 2280-specific thermal shield. The following image(s) indicate the location of the M.2 2280 solid-state drive and provides a visual representation of the installation procedure. Figure 16.

  • Page 45: Installing The Fan

    About this task The following image(s) indicate the location of the left fan and provides a visual representation of the removal procedure. Figure 17. Removing the fan Steps 1. Disconnect the fan cable from its connector on the system board. 2.

  • Page 46: Wireless Card

    Figure 18. Installing the fan Steps 1. Place the fan on the palm-rest and keyboard assembly. 2. Align the screw holes of the fan with the screw holes on the palm-rest and keyboard assembly. 3. Replace the three screws (M2x3) that secure the fan to the palm-rest and keyboard assembly. 4.

  • Page 47: Installing The Wireless Card

    Figure 19. Removing the wireless card Steps 1. Remove the screw (M2x3) that secures the wireless-card bracket to the system board. 2. Lift the wireless-card bracket off the wireless card. 3. Disconnect the antenna cables from the wireless card. 4. Lift at an angle and remove the wireless card from the M.2 wireless card slot on the system board. Installing the wireless card Prerequisites If you are replacing a component, remove the existing component before performing the installation process.
  • Page 48 Figure 20. Installing the wireless card Steps 1. Connect the antenna cables to the wireless card. Table 27. Antenna-cable color scheme  Connector on the Antenna-cable color Silkscreen marking wireless card △ (white triangle) Main White MAIN Auxiliary Black ▲ (black triangle) 2.
  • Page 49 2. Follow the procedure in After working inside your computer. Removing and installing Customer Replaceable Units (CRUs)

  • Page 50: Chapter 6: Removing And Installing Field Replaceable Units (Frus)

    ● 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 rechargeable Li-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See Contact Support at Dell Support Site.

  • Page 51: Installing The 4-Cell Battery (64 Wh)

    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. 2. Remove the base cover. About this task The following image(s) indicate the location of the 4-cell battery (64 Wh) and provides a visual representation of the removal procedure.

  • Page 52: Removing The 6-Cell Battery (90 Wh)

    NOTE: Depending on the configuration of your computer, the computer ships with either a 6-cell battery (90 Wh) or a 4-cell battery (64 Wh). Figure 22. Installing the 4-cell battery (64 Wh) Steps 1. Place the battery on the palm-rest and keyoard assembly. 2.

  • Page 53: Installing The 6-Cell Battery (90 Wh)

    Figure 23. Removing the 6-cell battery (90 Wh) Steps 1. Disconnect the 6-cell battery cable from its connector on the system board. 2. Remove the six screws (M2x3.5) that secure the 6-cell battery (90 Wh) to the palm-rest and keyboard assembly. 3.

  • Page 54: Battery Cable

    Figure 24. Installing the 6-cell battery (90 Wh) Steps 1. Place the battery on the palm-rest and keyoard assembly. 2. Align the screw holes on the 6-cell battery (90 Wh) with the screw holes on the palm-rest and keyboard assembly. 3.

  • Page 55: Installing The 64 Wh Battery Cable

    Figure 25. Removing the 64 Wh battery cable Steps 1. Peel the adhesive tape that secures the 64 Wh battery cable to the connector on the 4-cell battery (64 Wh). 2. Slide down the clamp that secures the 64 Wh battery cable to the 4-cell battery (64 Wh). 3.

  • Page 56: Removing The 90 Wh Battery Cable

    Figure 26. Installing the 64 Wh battery cable Steps 1. Connect the 64 Wh battery cable to its connector on the 4-cell battery (64 Wh). 2. Slide the clamp upwards to secure the 64 Wh battery cable to the 4-cell battery (64 Wh). 3.

  • Page 57: Installing The 90 Wh Battery Cable

    NOTE: Ensure that your computer is in Service Mode. For more information, see step 6 in Before working inside your computer. 2. Remove the base cover. 3. Remove the 4-cell battery (64 Wh) 6-cell battery (90 Wh), whichever is applicable. About this task The following images indicate the location of the 90 Wh battery cable and provide a visual representation of the removal procedure.

  • Page 58: Speaker Assembly

    Figure 28. Installing the 90 Wh battery cable Steps 1. Connect the 90 Wh battery cable to its connector on the 6-cell battery (90 Wh). 2. Using the markings on the 6-cell battery (90 Wh), adhere the 90 Wh battery cable to the 6-cell battery (90 Wh). 3.
  • Page 59 About this task NOTE: The left and right speakers cannot be separated for individual replacement. When either speaker needs to be replaced, services will dispatch both the speaker assembly as a single serviceable component. The following image(s) indicate the location of the speakers and provides a visual representation of the installation procedure. Figure 29.

  • Page 60: Installing The Speakers

    Installing the speakers CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task NOTE: The left and right speakers cannot be separated for individual replacement. When either speaker needs to be replaced, services will dispatch the speaker assembly as a single serviceable component.

  • Page 61: Display Assembly

    2. Route the speaker cables through the routing guides on the palm-rest and keyboard assembly. 3. Connect the keyboard cable to its connector on the system board. NOTE: The keyboard cable should be folded over the speaker and antenna cables during the connection procedure. 4.
  • Page 62 Figure 31. Removing the display assembly 1 Figure 32. Removing the display assembly 2 Removing and installing Field Replaceable Units (FRUs)

  • Page 63: Installing The Display Assembly

    Figure 33. Display assembly Steps 1. Remove the three screws (M2.5x5) that secure the left-display assembly hinge to the system board. 2. Pry open the left-display assembly hinge at an angle of 90 degrees. 3. Peel the tape that secures the display-cable latch to its connector. 4.
  • Page 64 Figure 34. Installing the display assembly 1 Figure 35. Installing the display assembly 2 Steps 1. Place the display assembly on a clean and flat surface with the display panel facing up. Removing and installing Field Replaceable Units (FRUs)

  • Page 65: I/O Board

    2. Align and place the palm-rest and keyboard assembly under the display hinges. 3. Close the left-display hinge and align the screw holes on the left-display hinge with the screw holes on the palm-rest and keyboard assembly. 4. Replace the three screws (M2.5x5) that secure the left-display assembly hinge to the palm-rest and keyboard assembly. 5.

  • Page 66: Installing The I/O Board

    Figure 36. Removing the I/O board Steps 1. Remove the three screws (M2.5x5) that secure the display-assembly hinge to the palm-rest and keyboard assembly. 2. Pry open the display-assembly hinge at an angle of 90 degrees. 3. Lift the latch and disconnect the I/O-board cable from its connector on the I/O board. 4.
  • Page 67 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 I/O board and provides a visual representation of the installation procedure. Figure 37. Installing the I/O board Steps 1.

  • Page 68: I/O-Board Cable

    8. Replace the three screws (M2.5x5) that secure the display-assembly hinge to the palm-rest and keyboard assembly. Next steps 1. Install the fan. 2. Install the base cover. 3. Follow the procedure in After working inside your computer. I/O-board cable Removing the I/O-board cable CAUTION: The information in this section is intended for authorized service technicians only.

  • Page 69: Installing The I/O-Board Cable

    3. Peel the I/O-board cable off the palm-rest and keyboard assembly. Installing the I/O-board cable CAUTION: The information in this section is intended for authorized service technicians only. 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 I/O-board and provides a visual representation of the installation procedure.

  • Page 70: Power Button

    Power button Removing the power button CAUTION: The information in this section is intended for authorized service technicians only. 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 71: Installing The Power Button

    Figure 41. Removing the power button Steps 1. Peel back the tape that secures the fingerprint-reader cable to the palm-rest and keyboard assembly. NOTE: This step is only applicable for computers that are shipped with the power button with an optional fingerprint reader.
  • Page 72 Figure 42. Installing power button with an optional fingerprint reader Figure 43. Installing power button Steps 1. Place the power button into its slot on the palm-rest and keyboard assembly. 2. Align the screw hole on the power button to the screw hole on the palm-rest and keyboard assembly. 3.

  • Page 73: Power-Adapter Port

    Next steps 1. Install the board. 2. Install the fan. 3. Install the base cover. 4. Follow the procedure in After working inside your computer. Power-adapter port Removing the power-adapter port CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites 1.

  • Page 74: Installing The Power-Adapter Port

    5. Remove the power-adapter port cable from the routing guide on the palm-rest and keyboard assembly. 6. Lift the power-adapter port off the palm-rest and keyboard assembly. Installing the power-adapter port CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation process.

  • Page 75: Heat Sink

    Heat sink Removing the heat sink CAUTION: The information in this section is intended for authorized service technicians only. 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 76: Installing The Heat Sink

    Installing the heat sink CAUTION: The information in this section is intended for authorized service technicians only. 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 77 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. 2. Remove the base cover. 3. Remove the 64 Wh battery 90 Wh battery, whichever is applicable.
  • Page 78 7. Keyboard-cable connector 8. Speaker cable connector 9. Keyboard-backlight cable connector 10. Battery cable connector 11. M.2 solid-state drive slot The following image(s) indicate the location of the system board and provides a visual representation of the removal procedure. Figure 49. Removing the system board 1 Removing and installing Field Replaceable Units (FRUs)

  • Page 79: Installing The System Board

    Figure 50. Removing the system board 2 Steps 1. Remove the three screws (M2.5x5) that secure the display-assembly hinge to the system board. 2. Pry open the display-assembly hinge at a 90-degree angle. 3. Peel the tape that secures the display-cable latch to its connector. 4.
  • Page 80 About this task NOTE: If either the system board or the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that thermal conductivity is achieved. The following image indicates the connectors on your system board. Figure 51.
  • Page 81 Figure 52. Installing the system board 1 Removing and installing Field Replaceable Units (FRUs)
  • Page 82 Figure 53. Installing the system board 2 Steps 1. Place the system board on the palm-rest and keyboard assembly. 2. Align the ports on the system board with the ports 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 83: Touchpad

    NOTE: If either the system board or the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that thermal conductivity is achieved. 5. Install the 64 Wh battery 90 Wh battery, whichever is applicable. 6.

  • Page 84: Installing The Touchpad

    Figure 54. Removing the touchpad Steps 1. Open the latch and disconnect the touchpad cable from its connector on the touchpad. 2. Open the latch and disconnect the touchpad cable from its connector on the system board. 3. Remove the touchpad cable from the touchpad. 4.
  • Page 85 About this task The following image(s) indicate the location of the touchpad and provides a visual representation of the installation procedure. Figure 55. Installing the touchpad Steps 1. Place the touchpad onto the palm-rest and keyboard assembly. 2. Place the touchpad bracket onto the touchpad and align the screw holes on the touchpad bracket to the screw holes on the palm-rest and keyboard assembly.

  • Page 86: Palm-Rest And Keyboard Assembly

    Palm-rest and keyboard assembly Removing the palm-rest and keyboard assembly CAUTION: The information in this section is intended for authorized service technicians only. 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 87: Installing The Palm-Rest And Keyboard Assembly

    Figure 56. Palm-rest and keyboard assembly Steps After performing the Pre-requisites, you are left with the palm-rest and keyboard assembly. NOTE: The palm-rest and keyboard assembly consists of the following components: ● Palm rest ● Keyboard ● Wireless antenna (2) Installing the palm-rest and keyboard assembly CAUTION: The information in this section is intended for authorized service technicians only.
  • Page 88 Figure 57. Palm-rest and keyboard assembly 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 consists of the following components: ●...

  • Page 89: Chapter 7: Software

    ● Windows 11 Pro, 64-bit ● Windows 11 Pro National Education, 64-bit ● Windows 11 Home, 64-bit Drivers and downloads When troubleshooting, downloading, or installing drivers, it is recommended that you read the Dell Knowledge Base article Drivers and Downloads FAQs 000123347. Software...

  • Page 90: Chapter 8: Bios Setup

    BIOS Setup NOTE: Depending on the computer and the installed devices, the options that are listed in this section may or may not be displayed. CAUTION: Certain changes can make your computer work incorrectly. Before you change the settings in BIOS Setup, it is recommended that you note down the original settings for future reference.

  • Page 91: System Setup Options

    Depending on this computer and its installed devices, the items that are listed in this section may or may not be displayed. Table 29. System setup options—Overview menu  Overview Inspiron 16 Plus 7640 BIOS Version Displays the BIOS version number. Service Tag Displays the Service Tag of the computer.
  • Page 92 Table 29. System setup options—Overview menu (continued) Overview MEMORY Memory Installed Displays the total computer memory installed. Memory Available Displays the total computer memory available. Memory Speed Displays the memory speed. Memory Channel Mode Displays single or dual channel mode. Memory Technology Displays the technology that is used for the memory.
  • Page 93 Table 30. System setup options—Boot Configuration menu (continued) Boot Configuration Custom Mode Key Management Allows for selection of key database. ● Save to File will save the key to a user-selected file. ● Replace from File will replace the current key with a key from a user- selected file.
  • Page 94 Table 32. System setup options—Storage menu  Storage SATA/NVMe Operation SATA/NVMe Operation Configures operating mode of the integrated storage device controller. Default: RAID On. Storage device is configured to support RAID functions. When enabled, all NVMe and SATA devices will be mapped under VMD controller.
  • Page 95 USB Wake Support Wake on Dell USB-C Dock Enables or disables waking up a computer from Standby, Hibernate, or Power Off, when connecting a Dell USB-C Dock. Default: ON Block Sleep Allows or blocks Sleep (S3) mode in the operating system.
  • Page 96 Table 35. System setup options—Power menu (continued) Power Intel Speed Shift Technology Enables or disables Intel Speed Shift Technology support. Default: ON Table 36. System setup options—Security menu  Security Intel® Platform Trust Security Intel Platform Trust Security On Select whether Intel® Platform Trust Security is visible to the operating system.
  • Page 97 Enables or disables cloud Service OS recovery if the main OS fails to boot within the number of failures equal or greater than the value specified by Dell Auto OS Recovery Threshold, and local Service does not boot, or is not installed.
  • Page 98 Enables the computer to automatically power on for defined days or times. Default: Disabled Diagnostics OS Agent Requests Enables or disables Dell OS Agents to schedule onboard diagnostics on a subsequent boot. Default: ON Table 40. System setup options—Keyboard menu ...
  • Page 99 Table 41. System setup options—Pre-boot Behavior menu (continued) Pre-boot Behavior Enable Dock Warning Messages Enables or disables dock warning messages. Fastboot Selects the speed of the UEFI boot process Default: Thorough Extend BIOS Post Time Selects the BIOS POST load time. Default: 0 seconds Table 42.

  • Page 100: Updating The Bios

    Updating the BIOS in Windows Steps 1. Go to Dell Support Site. 2. Go to Identify your product or search support. In the box, enter the product identifier, model, service request or describe what you are looking for, and then click Search.

  • Page 101: Updating The Bios From The One-Time Boot Menu

    ● USB drive formatted to the FAT32 file system (the drive does not have to be bootable) ● BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB drive ● AC power adapter must be connected to the computer ●...

  • Page 102: Assigning A System Setup Password

    You can create a system password and a setup password to secure your computer. NOTE: The System and setup password feature is disabled by default. Assigning a System Setup password Prerequisites You can assign a new System or Admin Password only when the status is set to Not Set. To enter BIOS System Setup, press F2 immediately after a power-on or reboot.

  • Page 103: Clearing System And Setup Passwords

    Clearing system and setup passwords About this task To clear the system or setup passwords, contact Dell technical support as described at Contact Support. NOTE: For information about how to reset Windows or application passwords, see the documentation accompanying Windows or your application.

  • Page 104: Chapter 9: 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 105: Dell Supportassist Pre-Boot System Performance Check Diagnostics

    Check diagnostics About this task SupportAssist diagnostics (also known as system diagnostics) performs a complete check of your hardware. The Dell SupportAssist Pre-boot System Performance Check diagnostics is embedded within the BIOS and launched by the BIOS internally. The embedded system diagnostics provides options for particular devices or device groups allowing you to: ●...

  • Page 106: Logical Built-In Self-Test (L-Bist)

    LCD Built-in Self-Test (LCD-BIST) Dell laptops have a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with the LCD (screen) of the Dell laptop or with the video card (GPU) and computer settings.

  • Page 107: System-Diagnostic Lights

    NOTE: Blinking pattern 3-3-3 on Lock LED (Caps-Lock or Num-Lock), Power button LED (without Fingerprint reader), and Diagnostic LED indicates failure to provide input during LCD panel test on the "Dell SupportAssist Pre-boot System Performance Check" diagnostics. Camera status light: Indicates whether the camera is in use.

  • Page 108: Recovering The Operating System

    It enables you to diagnose hardware issues, repair your computer, back up your files, and 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 the primary operating system due to software or hardware failures.

  • Page 109: Drain Flea Power (Perform Hard Reset)

    NOTE: For more information about performing a hard reset, go to Dell Support Site. On the menu bar at the top of the Support page, select Support > Support Library. In the Search field on the Support Library page, type the keyword, topic, or model number, and then click or tap the search icon to view the related articles.

  • Page 110: Self-Help Resources

    Getting help and contacting Dell Technologies Self-help resources You can get information and help on Dell Technologies products and services using these self-help resources: Table 48. Self-help resources  Self-help resources Resource location Information about Dell Technologies products and services Dell Site...

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