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Dell Inspiron 3581 Service Manual

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Inspiron 3581
Service Manual
Regulatory Model: P75F
Regulatory Type: P75F005

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Summary of Contents for Dell Inspiron 3581

  • Page 1 Inspiron 3581 Service Manual Regulatory Model: P75F Regulatory Type: P75F005...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2018 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

    Contents 1 Before working inside your computer......................9 Before you begin ................................9 2 After working inside your computer......................10 3 Safety instructions............................11 Electrostatic discharge—ESD protection........................11 ESD field service kit .................................12 Components of an ESD field service kit........................12 ESD protection summary ............................12 Transporting sensitive components..........................13 Lifting equipment ...............................13 4 Recommended tools.............................14...
  • Page 4 13 Replacing the memory modules........................30 Procedure ..................................30 Post-requisites..................................30 14 Removing the wireless card.........................31 Prerequisites..................................31 Procedure..................................31 15 Replacing the wireless card........................33 Procedure..................................33 Post-requisites..................................33 16 Removing the optical-drive connector board....................34 Prerequisites..................................34 Procedure..................................34 17 Replacing the optical-drive connector board....................35 Procedure ..................................
  • Page 5 Procedure ..................................44 Post-requisites..................................45 26 Removing the touchpad..........................46 Prerequisites..................................46 Procedure..................................46 27 Replacing the touchpad..........................48 Procedure..................................48 Post-requisites..................................49 28 Removing the speakers..........................50 Prerequisites..................................50 Procedure..................................50 29 Replacing the speakers..........................51 Procedure ..................................51 Post-requisites.................................. 51 30 Removing the heat sink..........................52 Prerequisites..................................
  • Page 6 Procedure..................................62 Post-requisites..................................62 38 Removing the power-button board......................63 Prerequisites..................................63 Procedure..................................63 39 Replacing the power-button board......................65 Procedure ..................................65 Post-requisites................................. 66 40 Removing the system board........................67 Prerequisites..................................67 Procedure..................................67 41 Replacing the system board........................70 Procedure ..................................70 Post-requisites..................................72 Entering the Service Tag in the BIOS setup program....................72 42 Removing the power button with fingerprint reader...................73 Prerequisites..................................
  • Page 7 49 Replacing the camera..........................84 Procedure ..................................84 Post-requisites..................................84 50 Removing the display panel........................85 Prerequisites..................................85 Procedure..................................85 51 Replacing the display panel.........................87 Procedure ..................................87 Post-requisites..................................88 52 Removing the display hinges........................89 Prerequisites..................................89 Procedure..................................89 53 Replacing the display hinges........................90 Procedure ..................................90 Post-requisites.................................
  • Page 8 Enhanced Pre-Boot System Assessment (ePSA) diagnostics................. 103 Running the ePSA diagnostics..........................104 System diagnostic lights..............................104 Enabling Intel Optane memory............................105 Disabling Intel Optane memory.............................105 WiFi power cycle................................105 Flea power release................................106 61 Getting help and contacting Dell....................... 107 Self-help resources.................................107 Contacting Dell................................107 Contents...

  • Page 9: Before Working Inside Your Computer

    Before working inside your computer NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Before you begin Save and close all open files and exit all open applications. Shut down your computer. Click Start > Power >...

  • Page 10: After Working Inside Your Computer

    After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. Replace all screws and ensure that no stray screws remain inside your computer. Connect any external devices, peripherals, or cables you removed before working on your computer. Replace any media cards, discs, or any other parts that you removed before working on your computer.

  • Page 11: Safety Instructions

    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 12: 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 13: 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 14: Recommended Tools

    Recommended tools The procedures in this document may require the following tools: • Philips screwdriver #1 • Flat-head screwdriver • Plastic scribe Recommended tools...

  • Page 15: Screw List

    Screw list NOTE: When removing screws from a component, it is recommended to note the screw type, 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 16 Component Secured to Screw type Quantity Screw image Hinge brackets Display back-cover and M2x2 antenna assembly I/O board Palm rest and keyboard M2x4 assembly Optical-drive bracket Optical drive M2x3 Optical-drive connector Palm rest and keyboard M2x2 Big Head board assembly Power-adapter port Palm rest and keyboard M2x3...

  • Page 17: Removing The Optical 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. Procedure NOTE: Applicable only for computers that are shipped with optical drive.
  • Page 18 Removing the optical drive...

  • Page 19: Replacing The Optical 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. Procedure NOTE: Applicable only for computers that are shipped with optical drive.
  • Page 20 Replacing the optical drive...

  • Page 21: Removing The Base Cover

    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 optical drive.
  • Page 22 NOTE: The following steps are applicable only if you want to further remove any other component from your computer. Disconnect the battery cable from the system board. Press and hold the power button for 5 seconds to ground the computer and drain the flea power. Removing the base cover...

  • Page 23: 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 Connect the battery cable to the system board, if applicable.

  • Page 24: Post-Requisites

    Post-requisites Replace the optical drive. Replacing the base cover...

  • Page 25: Removing The Battery

    In such an instance, the entire system should be replaced. Contact https://www.dell.com/support assistance and further instructions. • Always purchase genuine batteries from https://www.dell.com or authorized Dell partners and re-sellers. Prerequisites Remove the optical drive. Remove the base cover.
  • Page 26 Removing the battery...

  • Page 27: Replacing The Battery

    • Always purchase genuine batteries from https://www.dell.com or authorized Dell partners and re-sellers. Procedure Align the screw holes on the battery with the screw holes on the palm rest and keyboard assembly. Replace the four screws (M2x3) that secure the battery to the palm rest and keyboard assembly.

  • Page 28: Post-Requisites

    Post-requisites Replace the base cover. Replace the optical drive. Replacing the battery...

  • Page 29: Removing The Memory Modules

    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 optical drive.

  • Page 30: 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 31: Removing The Wireless Card

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.
  • Page 32 Removing the wireless card...

  • Page 33: Replacing The Wireless Card

    After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Procedure CAUTION: To avoid damage to the wireless card, do not place any cables under it.

  • Page 34: Removing The Optical-Drive Connector Board

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.

  • Page 35: Replacing The Optical-Drive Connector 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 optical-drive connector board with the screw hole on the palm rest and keyboard assembly.

  • Page 36: Removing 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. 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 37: 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 on the I/O board.

  • Page 38: Removing The Fan

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.

  • Page 39: Replacing The Fan

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Procedure Align the screw holes on the fan with the screw holes on to the palm rest and keyboard board assembly.

  • Page 40: Removing The Solid-State Drive/Intel Optane Memory Module

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.

  • Page 41: Replacing The Solid-State Drive/Intel Optane Memory Module

    After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive.

  • Page 42: Removing 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.
  • Page 43 Remove the four screws (M3x3) that secure the hard-drive bracket to the hard drive. Lift the hard-drive bracket off the hard drive. Removing the hard drive...

  • Page 44: 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.

  • Page 45: Post-Requisites

    Post-requisites Replace the battery. Replace the base cover. Replace the optical drive. Replacing the hard drive...

  • Page 46: Removing The Touchpad

    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 optical drive.
  • Page 47 Removing the touchpad...

  • Page 48: Replacing The Touchpad

    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 NOTE: Ensure that the touchpad is aligned with the guides available on the palm-rest and keyboard assembly, and the gap on either sides of the touchpad is equal.

  • Page 49: Post-Requisites

    Post-requisites Replace the battery. Replace the base cover. Replace the optical drive. Replacing the touchpad...

  • Page 50: Removing The Speakers

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.

  • Page 51: Replacing 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. Procedure NOTE: If the rubber grommets are pushed out when removing the speakers, push them back in before replacing the speakers.

  • Page 52: Removing The Heat Sink

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. WARNING: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it.

  • Page 53: Replacing The Heat Sink

    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: Incorrect alignment of the heat sink can damage the system board and processor.

  • Page 54: Removing The Power-Adapter Port

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.

  • Page 55: Replacing 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. Procedure Align the screw hole on the power-adapter port with the screw hole on the palm rest and keyboard assembly.

  • Page 56: Removing The Display Assembly

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.
  • Page 57 Lift the palm rest and keyboard assembly at an angle. Slide and remove the palm rest and keyboard assembly off the display assembly. After performing all the above steps, you are left with display assembly. Removing the display assembly...
  • Page 58 Removing the display assembly...

  • Page 59: Replacing The Display Assembly

    After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Procedure NOTE: Ensure that the hinges are opened to the maximum before replacing the display assembly on palm rest and keyboard assembly.

  • Page 60: Post-Requisites

    Route the display cable through the routing guides on the fan and the palm rest and keyboard assembly. Slide the display cable to the connector on the system board and close the latch to secure the cable. Place the optical-drive connector-board cable on the system board (optional). Press down on the latch to connect the optical-drive connector board cable to the optical-drive connector board (optional).

  • Page 61: 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 CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. Before removing the I/O board along with the coin-cell battery, it is recommended to note the BIOS setup program’s settings.

  • Page 62: Replacing 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. Procedure Using the alignment posts, place the I/O board on the palm rest and keyboard assembly.

  • Page 63: Removing The Power-Button Board

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.
  • Page 64 Removing the power-button board...

  • Page 65: Replacing The Power-Button Board

    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 power-button board on the palm rest and keyboard assembly and align the screw hole on the power-button board with the screw hole on the palm rest and keyboard assembly.

  • Page 66: Post-Requisites

    Post-requisites Replace the fan. Replace the base cover. Replace the optical drive. Replacing the power-button board...

  • Page 67: Removing The System Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.
  • Page 68 Remove the three screws (M2.5x5) that secure the right hinge to the system board. Open the right hinge. Remove the screw (M2x4) that secures the system board to palm rest and keyboard assembly. Lift the system board off the palm rest and keyboard assembly. Removing the system board...
  • Page 69 Removing the system board...

  • Page 70: 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 71 Slide the finger-print reader cable into the connector on the system board and close the latch. Slide the I/O-board cable into the connector on the system board and close the latch. Slide the hard-drive cable into the connector on the system board and close the latch. Slide the touchpad cable into the connector on the system board and close the latch.

  • Page 72: Post-Requisites

    Entering the Service Tag in the BIOS setup program Turn on or restart your computer. Press F2 when the Dell logo is displayed to enter the BIOS setup program. Navigate to the Main tab and enter the Service Tag in the Service Tag Input field.

  • Page 73: Removing The Power Button With Fingerprint Reader

    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. NOTE: Applicable only for computers that are shipped with fingerprint reader.
  • Page 74 Removing the power button with fingerprint reader...

  • Page 75: Replacing The Power Button With Fingerprint Reader

    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. NOTE: Applicable only for computers that are shipped with fingerprint reader.
  • Page 76 Replace the optical drive. Replacing the power button with fingerprint reader...

  • Page 77: Removing The Palm-Rest And Keyboard Assembly

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.
  • Page 78 Removing the palm-rest and keyboard assembly...

  • Page 79: 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 flat surface.
  • Page 80 Replace the wireless card. Replace the solid-state drive/Intel Optane. Replace the heat sink. Replace the fan. Replace the optical-drive connector board. Replace the battery. Replace the base cover. Replace the optical drive. Replacing the palm-rest and keyboard assembly...

  • Page 81: Removing The Display Bezel

    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 optical drive.

  • Page 82: Replacing The Display Bezel

    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 display bezel with the display back-cover and antenna assembly, and then gently snap the display bezel into place.

  • Page 83: Removing The Camera

    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 optical drive.

  • Page 84: Replacing The Camera

    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 camera module with the camera cable. Connect the camera cable to the camera module.

  • Page 85: Removing The Display Panel

    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 optical drive.
  • Page 86 Removing the display panel...

  • Page 87: Replacing The Display Panel

    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 display panel on a flat and clean surface.

  • Page 88: Post-Requisites

    Post-requisites Replace the display bezel. Replace the display assembly. Replace the wireless card. Replace the base cover. Replace the optical drive. Replacing the display panel...

  • Page 89: Removing The Display Hinges

    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 optical drive.

  • Page 90: Replacing The Display Hinges

    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 hinges and brackets with the screw holes on the display back-cover and antenna assembly.

  • Page 91: Removing The Display Cable

    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 optical drive.

  • Page 92: Replacing The Display Cable

    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 Route the display cable along the routing guides, starting from the bottom of the display (near the hinges).

  • Page 93: Removing The Display Back-Cover And Antenna Assembly

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the optical drive.

  • Page 94: Replacing The Display Back-Cover And Antenna 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 display back-cover and antenna assembly on a clean and flat surface.

  • Page 95: Device Drivers

    Device drivers Intel Chipset Software Installation Utility In the Device Manager, check if the chipset driver is installed. Install the Intel chipset updates from www.dell.com/support. Video drivers In the Device Manager, check if the video driver is installed. Install the video driver update from www.dell.com/support.

  • Page 96: System Setup

    Entering BIOS setup program Turn on (or restart) your computer. During POST, when the DELL logo is displayed, watch for the F2 prompt to appear, and then press F2 immediately. NOTE: The F2 prompt indicates that the keyboard is initialized. This prompt can appear very quickly, so you must watch for it, and then press F2.

  • Page 97: System Setup Options

    • Access System Setup by pressing F2 key • Bring up the one-time boot menu by pressing F12 key The one-time boot menu displays the devices that you can boot from including the diagnostic option. The boot menu options are: •...
  • Page 98 General-System Information Intel Smart Cache Displays the Intel Smart Cache size. HT Capable Displays whether the processor is HyperThreading (HT) capable. 64-Bit Technology Displays whether 64-bit technology is used. Device Information Primary HDD Displays the primary hard drive information of the computer. M.2 SATA SSD Displays the M.2 SATA SSD device information of the computer.
  • Page 99 System Configuration Enable External USB Port Enable or disable booting from USB mass storage devices connected to external USB port. Thunderbolt Adapter Configuration Enable or disable Thunderbolt technology support. Audio Enable or disable the integrated audio controller. Keyboard Illumination Enables you to choose the operating mode of the keyboard illumination feature. Keyboard Backlight Timeout on AC When the backlight is enabled, this feature defines the timeout value for the keyboard backlight when an AC adapter is plugged into the computer.
  • Page 100 Secure Boot Expert Key Management Expert Key Management Enable or disable Expert Key Management. Custom Mode Key Management Select the custom values for expert key management. Table 8. System setup options—Intel Software Guard Extensions menu Intel Software Guard Extensions Intel SGX Enable Enable or disable Intel Software Guard Extensions.
  • Page 101 SupportAssist System Resolution Auto OS Recovery Threshold Control the automatic boot flow for SupportAssist System Resolution Console and for Dell OS Recovery tool. SupportAssist OS Recovery Enable or disable the boot flow for SupportAssist OS Recovery tool in the even of certain system errors.

  • Page 102: Clearing Cmos Settings

    Clearing BIOS (System Setup) and System passwords 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 103: Troubleshooting

    Copy the BIOS setup program file to the bootable USB drive. Connect the bootable USB drive to the computer that needs the BIOS update. Restart the computer and press F12 when the Dell logo is displayed on the screen. Boot to the USB drive from the One Time Boot Menu.

  • Page 104: Running The Epsa Diagnostics

    Running the ePSA diagnostics Turn on your computer. As the computer boots, press the F12 key as the Dell logo appears. On the boot menu screen, select the Diagnostics option. Click the arrow at the bottom left corner.

  • Page 105: Enabling Intel Optane Memory

    Diagnostic light codes Problem description PCI, video card/chip failure Recovery image not found Recovery image found but invalid Power-rail failure System BIOS Flash incomplete Management Engine (ME) error Camera status light: Indicates whether the camera is in use. • Solid white — Camera is in use. •...

  • Page 106: Flea Power Release

    NOTE: Some ISPs (Internet Service Providers) provide a modem/router combo device. Turn off your computer. Turn off the modem. Turn off the wireless router. Wait for 30 seconds. Turn on the wireless router. Turn on the modem. Turn on your computer. Flea power release Flea power is the residual static electricity that remains on the computer even after it has been powered off and the battery has been removed.

  • Page 107: 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 15. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell app...

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