Contents Chapter 1: Before working inside your computer................7 Before you begin .................................7 Safety instructions................................7 Recommended tools................................8 Screw list....................................8 Chapter 2: After working inside your computer................10 Chapter 3: Removing the base cover.................... 11 Procedure..................................... 11 Chapter 4: Replacing the base cover.................... 13 Procedure.....................................13 Chapter 5: Removing the battery....................
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Procedure....................................23 Post-requisites................................... 23 Chapter 13: Removing the coin-cell battery................. 24 Prerequisites..................................24 Procedure....................................24 Chapter 14: Replacing the coin-cell battery................. 25 Procedure....................................25 Post-requisites...................................25 Chapter 15: Removing the heat sink.................... 26 Prerequisites..................................26 Procedure....................................26 Chapter 16: Replacing the heat sink.....................27 Procedure.................................... 27 Post-requisites................................... 27 Chapter 17: Removing the fan......................28 Prerequisites..................................28 Procedure....................................28...
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Procedure....................................38 Post-requisites................................... 38 Chapter 25: Removing the I/O board................... 39 Prerequisites..................................39 Procedure....................................39 Chapter 26: Replacing the I/O board....................41 Procedure.....................................41 Post-requisites..................................41 Chapter 27: Removing the display assembly................42 Prerequisites..................................42 Procedure....................................42 Chapter 28: Replacing the display assembly................44 Procedure....................................44 Post-requisites................................... 44 Chapter 29: Removing the system board..................45 Prerequisites..................................45 Procedure....................................45 Chapter 30: Replacing the system board..................
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Enhanced Pre-Boot System Assessment (ePSA) diagnostics................74 Running the ePSA diagnostics..........................75 Diagnostics..................................75 Enabling Intel Optane memory............................76 Disabling Intel Optane memory............................76 Flea power release................................76 Wi-Fi power cycle................................77 Chapter 42: Getting help and contacting Dell................78 Contents...
You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at www.dell.com/regulatory_compliance.
Recommended tools The procedures in this document may require the following tools: ● Phillips screwdriver ● Plastic scribe Screw list The following table provides the list of screws that are used for securing different components. Table 1. Screw list Component Secured to Screw type Quantity...
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Table 1. Screw list (continued) Component Secured to Screw type Quantity Screw image Keyboard shield Palm-rest assembly M1.4x2 Keyboard Palm-rest assembly M1.2x1.5 Before working inside your computer...
After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. 1. Replace all screws and ensure that no stray screws remain inside your computer. 2. Connect any external devices, peripherals, or cables you removed before working on your computer. 3.
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. Topics: • Procedure Procedure 1.
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6. Disconnect the battery cable from the system board. 7. Press and hold the power button for 5 seconds to ground the system board. 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. Topics: • Procedure Procedure 1.
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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.
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5. Remove the four screws (M3x3) that secure the hard-drive bracket to the hard drive. 6. Remove the hard-drive bracket off the hard drive. 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.
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. Topics: • Prerequisites •...
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.
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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.
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. Topics: • Procedure •...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it.
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.
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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. Topics: • Prerequisites •...
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7. Remove the seven screws (M2.5x5) that secure the display assembly to the palm-rest assembly. 8. Lift the display assembly off the palm-rest assembly. 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. Topics: • Procedure •...
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.
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6. Using the pull tab, disconnect the hard-drive cable from the system board. 7. Open the latch and disconnect the touchpad cable from the system board. 8. Disconnect the power-adapter port cable from the system board. 9. Remove the two screws (M2x3) that secure the USB Type-C port bracket to the system board and palm-rest assembly. 10.
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15. Remove the four screws (M2x2) that secure the system board to the palm-rest assembly and keyboard shield. 16. Lift the system board off the palm-rest assembly. 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.
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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. Topics: • Prerequisites •...
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3. Lift the keyboard shield off the keyboard. 4. Remove the eight screws (M1.2x1.5) that secure the keyboard to the palm-rest assembly. 5. Lift the keyboard off the palm-rest assembly. Removing the keyboard...
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. Topics: • Procedure •...
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5. Place the keyboard shield onto the keyboard and align the screw holes on the keyboard shield with the screw holes on the keyboard and the palm-rest assembly. 6. Replace the 26 screws (M1.4x2) that secure the keyboard shield and the keyboard to the palm-rest assembly. 7.
Post-requisites 1. Replace the system board. 2. Replace the power-adapter port. 3. Replace the hard drive. 4. Replace the fan. 5. Replace the heat sink. 6. Replace the solid-state drive/Intel Optane. 7. Replace the board. 8. Replace the display assembly. 9.
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. Topics: • Prerequisites •...
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. Topics: • Procedure •...
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14. Replace the coin-cell battery. 15. Replace the battery. 16. Replace the base cover. Replacing the palm rest...
Downloading the network driver Downloading the audio driver 1. Turn on your computer. 2. Go to www.dell.com/support. 3. Click Product Support, enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
8. Double-click the USB 3.0 driver file icon and follow the instructions on screen to install the driver. Downloading the Wi-Fi driver 1. Turn on the computer. 2. Go to www.dell.com/support. 3. Click Product support, enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
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2. Go to www.dell.com/support. 3. Click Product support enter the Service Tag of your computer and click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model. 4. Click Drivers & downloads > Find it myself.
Boot Sequence allows you to bypass the System Setup–defined boot device order and boot directly to a specific device (for example: optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears. you can: ● Access System Setup by pressing F2 key ●...
Entering BIOS setup program 1. Turn on (or restart) your computer. 2. 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.
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Table 3. System setup options—System information menu (continued) General Core Count Displays the number of cores on the processor. Processor ID Displays the processor identification code. Current Clock Speed Displays the current processor clock speed. Minimum Clock Speed Displays the minimum processor clock speed. Maximum Clock Speed Displays the maximum processor clock speed.
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Table 4. System setup options—System Configuration menu (continued) System Configuration USB Configuration Enable Boot Support Enable or disable booting from USB mass storage devices such as external hard drive, optical drive, and USB drive. Enable External USB Port Enable or disable booting from USB mass storage devices connected to external USB port.
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Table 7. System setup options—Secure Boot menu Secure Boot Secure Boot Enable Enable or disable the secure boot feature. 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.
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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.
System and setup password You can create a system password and a setup password to secure your computer. Password Description type System password Password that you must enter to log on to your system. Setup password Password that you must enter to access and make changes to the BIOS settings of your computer. CAUTION: The password features provide a basic level of security for the data on your computer.
3. Disconnect the coin-cell battery. 4. Wait for one minute. 5. Connect the coin-cell battery. 6. Replace the battery. 7. Replace the base cover. Clearing forgotten passwords Contact Dell technical support to clear the forgotten passwords, see www.dell.com/contactdell. System setup...
You may need to flash (update) the BIOS when an update is available or when you replace the system board. Follow these steps to flash the BIOS: 1. Turn on your computer. 2. Go to www.dell.com/support. 3. Click Product support, enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
Running the ePSA diagnostics 1. Power-on the computer. 2. As the computer boots, press the F12 key as the Dell logo appears. 3. On the boot menu screen, select the Diagnostics option. 4. Click the arrow key at the bottom left corner.
Camera status light: Indicates whether the camera is in use. ● Solid white – Camera is in use. ● Off – Camera is not in use. Caps Lock status light: Indicates whether Caps Lock is enabled or disabled. ● Solid white – Caps Lock enabled. ●...
Wi-Fi power cycle If your computer is unable to access the internet due to Wi-Fi connectivity issues a Wi-Fi power cycle procedure may be performed. The following procedure provides the instructions on how to conduct a Wi-Fi power cycle: 1. Turn off your computer. 2.
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 18. Self-help resources Information about Dell products and services www.dell.com Dell Help & Support app Accessing help In Windows search, type Help and Support, and press Enter.