Dell P70F Service Manual

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Inspiron 15 7000
2-in-1
Service Manual
Regulatory Model: P70F
Regulatory Type: P70F001
October 2022
Rev. A01

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Summary of Contents for Dell P70F

  • Page 1 Inspiron 15 7000 2-in-1 Service Manual Regulatory Model: P70F Regulatory Type: P70F001 October 2022 Rev. A01...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2017 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 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....................
  • Page 4 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...
  • Page 5 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..................
  • Page 6 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...
  • Page 7: Chapter 1: Before Working Inside Your Computer

    You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at www.dell.com/regulatory_compliance.
  • Page 8: Recommended Tools

    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...
  • Page 9 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...
  • Page 10: Chapter 2: After 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.
  • Page 11: Chapter 3: 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.
  • Page 12 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...
  • Page 13: Chapter 4: Replacing 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.
  • Page 14: Chapter 5: Removing The 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: • Prerequisites •...
  • Page 15: Chapter 6: Replacing The 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 •...
  • Page 16: Chapter 7: 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 17 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...
  • Page 18: Chapter 8: 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 19: Chapter 9: Removing The Solid-State Drive/Intel Optane

    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 •...
  • Page 20: Chapter 10: Replacing The Solid-State Drive/ Intel Optane

    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 21: Chapter 11: 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. Topics: • Prerequisites •...
  • Page 22 Removing the memory modules...
  • Page 23: Chapter 12: Replacing 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. Topics: • Procedure •...
  • Page 24: Chapter 13: 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 25: Chapter 14: Replacing 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 •...
  • Page 26: Chapter 15: 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. NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it.
  • Page 27: Chapter 16: 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 28: Chapter 17: 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. Topics: • Prerequisites •...
  • Page 29 Removing the fan...
  • Page 30: Chapter 18: Replacing 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. Topics: • Procedure •...
  • Page 31: Chapter 19: 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. Topics: • Prerequisites •...
  • Page 32: Chapter 20: Replacing 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. Topics: • Procedure •...
  • Page 33: Chapter 21: 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. Topics: • Prerequisites •...
  • Page 34 Removing the wireless card...
  • Page 35: Chapter 22: Replacing 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. Topics: • Procedure •...
  • Page 36: Post-Requisites

    Post-requisites Replace the base cover. Replacing the wireless card...
  • Page 37: Chapter 23: 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. Topics: • Prerequisites •...
  • Page 38: Chapter 24: Replacing 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. Topics: • Procedure •...
  • Page 39: Chapter 25: Removing The I/O 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 •...
  • Page 40 Removing the I/O board...
  • Page 41: Chapter 26: Replacing The I/O 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: • Procedure •...
  • Page 42: Chapter 27: 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: • Prerequisites •...
  • Page 43 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...
  • Page 44: Chapter 28: Replacing 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 •...
  • Page 45: Chapter 29: 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 46 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.
  • Page 47 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...
  • Page 48: Chapter 30: 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 49: Chapter 31: Removing The Status-Light 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 •...
  • Page 50: Chapter 32: Replacing The Status-Light 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: • Procedure •...
  • Page 51: Chapter 33: 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. Topics: • Prerequisites •...
  • Page 52 Removing the touchpad...
  • Page 53: Chapter 34: Replacing 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. Topics: • Procedure •...
  • Page 54: Chapter 35: 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: • Prerequisites •...
  • Page 55 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...
  • Page 56: Chapter 36: Replacing 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 •...
  • Page 57 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.
  • Page 58: Post-Requisites

    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.
  • Page 59: Chapter 37: Removing The Palm Rest

    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 •...
  • Page 60 Removing the palm rest...
  • Page 61: Chapter 38: Replacing The Palm Rest

    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 •...
  • Page 62 14. Replace the coin-cell battery. 15. Replace the battery. 16. Replace the base cover. Replacing the palm rest...
  • Page 63: Chapter 39: Downloading Drivers

    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.
  • Page 64: Downloading The Wi-Fi Driver

    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.
  • Page 65 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.
  • Page 66: Chapter 40: System Setup

    Boot Sequence allows you to bypass the System Setup–defined boot device order and boot directly to a specific device (for example: optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears. you can: ● Access System Setup by pressing F2 key ●...
  • Page 67: Bios Overview

    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.
  • Page 68 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.
  • Page 69 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.
  • Page 70 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.
  • Page 71 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 72: System And Setup Password

    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.
  • Page 73: Clearing Cmos Settings

    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...
  • Page 74: Chapter 41: Troubleshooting

    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.
  • Page 75: Running The Epsa Diagnostics

    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.
  • Page 76: Enabling Intel Optane Memory

    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. ●...
  • Page 77: Wi-Fi Power Cycle

    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.
  • Page 78: Chapter 42: 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 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.

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