Contents Chapter 1: Before working inside your computer................8 Before you begin .................................8 Safety instructions................................8 Recommended tools................................9 Screw list....................................9 Chapter 2: After working inside your computer................11 Chapter 3: Technical overview..................... 12 Inside view of your computer............................12 System board components .............................13 Chapter 4: Removing the back cover....................14 Procedure.....................................14...
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Prerequisites..................................24 Procedure....................................24 Chapter 13: Replacing the camera....................25 Procedure....................................25 Post-requisites...................................25 Chapter 14: Removing the microphones..................26 Prerequisites..................................26 Procedure....................................26 Chapter 15: Replacing the microphones..................27 Procedure.................................... 27 Post-requisites................................... 27 Chapter 16: Removing the power-button board................28 Prerequisites..................................28 Procedure....................................28 Chapter 17: Replacing the power-button board................29 Procedure....................................29 Post-requisites...................................29 Chapter 18: Removing the front bezel ..................30...
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Prerequisites..................................37 Procedure ...................................37 Chapter 25: Replacing the speakers.................... 38 Procedure ...................................38 Post-requisites................................... 38 Chapter 26: Removing the side I/O-board................... 39 Prerequisites..................................39 Procedure....................................39 Chapter 27: Replacing the side I/O-board..................41 Procedure.....................................41 Post-requisites..................................41 Chapter 28: Removing the coin-cell battery.................42 Prerequisites..................................42 Procedure....................................42 Chapter 29: Replacing the coin-cell battery.................43 Procedure....................................43 Post-requisites...................................
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Prerequisites..................................54 Procedure for computers with discrete graphics......................54 Chapter 37: Replacing the processor heat-sink................56 Procedure....................................56 Post-requisites...................................56 Chapter 38: Removing the processor...................57 Prerequisites..................................57 Procedure....................................57 Chapter 39: Replacing the processor...................59 Procedure....................................59 Post-requisites...................................59 Chapter 40: Removing the I/O bracket..................60 Prerequisites..................................60 Procedure....................................60 Chapter 41: Replacing the I/O bracket..................61 Procedure.....................................61 Post-requisites..................................61 Chapter 42: Removing the I/O board...................
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System Setup Options..............................79 Clearing forgotten passwords............................82 Prerequisites................................. 82 Procedure..................................82 Post-requisites................................83 Clearing CMOS settings..............................83 Prerequisites................................. 83 Procedure..................................83 Post-requisites................................84 Chapter 51: Flashing the BIOS.....................85 Chapter 52: Diagnostics......................86 Chapter 53: Getting help and contacting Dell................87 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.
cable. When disconnecting cables, keep them evenly aligned to avoid bending any connector pins. When connecting cables, ensure that the ports and connectors are correctly oriented and aligned. CAUTION: Press and eject any installed card from the media-card reader. Recommended tools The procedures in this document may require the following tools: ●...
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Table 1. Screw list (continued) Component Secured to Screw type Quantity Screw image Middle frame Display assembly M3x5 Power-button board Middle frame M2x3.5 Side I/O-board Middle frame M3x5 Side I/O-board bracket Middle frame M3x5 Solid-state drive System board M2x3.5 Speakers (2) Middle frame Washer-type M3x4...
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: • Inside view of your computer •...
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. Loosen the two captive screws that secure the back cover to the inner frame.
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. Align the tabs on the back cover with the slots on the inner frame.
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 • 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: • Procedure • Post-requisites...
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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NOTE: Note the orientation of the hard drive so that you can replace it correctly. 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 • Procedure Prerequisites 1.
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3. Lift the inner frame from the middle frame. Removing the inner frame...
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 • Post-requisites 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 • Procedure Prerequisites 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: • Procedure • Post-requisites 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 • Procedure Prerequisites 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: • Procedure • Post-requisites 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 • Procedure Prerequisites 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: • Procedure • Post-requisites 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 • Procedure Prerequisites 1.
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4. Gently lift the front bezel off the display assembly. Removing the front 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. Topics: • Procedure • Post-requisites 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 • 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: • Procedure • Post-requisites 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 • Procedure Prerequisites 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: • Procedure • Post-requisites 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 • Procedure Prerequisites 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: • Procedure • Post-requisites 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 • Procedure Prerequisites 1.
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6. Remove the four screws (M3x5) that secure the side I/O-board and the media-card reader board to the side I/O-bracket. 7. Slide and lift the side I/O-board from the side I/O-bracket. 8. Lift the media-card reader board from the side I/O-bracket. Removing the side 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 • Post-requisites...
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 • Post-requisites 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 • Procedure Prerequisites 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: • Procedure • Post-requisites Procedure 1.
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.
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 • Procedure Prerequisites 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: • Procedure • Post-requisites...
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: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease.
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: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease.
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 • Procedure Prerequisites 1.
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: If either the processor or the heat sink is replaced, use the thermal grease provided in the kit to ensure that thermal conductivity is achieved.
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 • Procedure Prerequisites 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: • Procedure • Post-requisites 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 • Procedure Prerequisites 1.
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10. Remove the four screws (M3x5) that secure the I/O board to the middle frame. 11. Lift the I/O board off the middle frame. 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: • Procedure • Post-requisites Procedure 1.
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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12. Using the pull tab, disconnect the hard-drive data cable (SATA0) from the system board. 13. Open the latch and disconnect the power cable (MB-DCPWR) from the system board. 14. Open the latch and disconnect the power-button board cable (0SDC1) from the system board. 15.
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. Replace the system-board shield. 7. Replace the back cover. Replacing 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 • Procedure Prerequisites 1.
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3. Remove the 11 screws (M3x5) that secure the middle frame to the display assembly. 4. Lift the middle frame off the display assembly. 5. Push the touch-screen cable (TOUCH1) and the display-panel cable (EDPCN1) through the slot on the middle frame. Removing the middle frame...
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 • Post-requisites Procedure 1.
4. Replace the seven remaining screws (M3x5) that secure the middle frame to the display assembly. 5. Route all the cables through the routing guides on the middle frame. 6. Connect the display-converter cable (CONVERTER) to the display assembly through its slot on the middle frame. Post-requisites 1.
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11. Replace the power-button board. 12. Replace the microphones. 13. Replace the camera. 14. Replace the inner frame. 15. Replace the hard drive. 16. Replace the stand. 17. Replace the back cover. Replacing the middle frame...
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 • Procedure Prerequisites 1.
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After performing all the above steps, we are left with the display 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 • Post-requisites Procedure 1.
7. Replace the seven remaining screws (M3x5) that secure the display assembly to the middle frame. Post-requisites 1. Replace the board. 2. Replace the bracket. 3. Replace the system-board shield. 4. Replace the inner frame. 5. Replace the stand. 6. Replace the back cover.
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 information (continued) Main — System Information Service Tag Input Allows you to enter the Service Tag of the computer if the Service Tag field is empty. Asset Tag Displays the asset tag of the computer when the asset tag is present. Table 4.
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Table 9. Boot options Boot Numlock Key Allows you to set the status of the Num Lock key during boot to On or Off (On by default). Secure Boot Control Allows you to enable or disable the secure boot control—Enabled or Disabled (Enabled by default).
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 1. Remove the back 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 1. Remove the back cover.
You may need to flash (update) the BIOS when an update is available or when you replace the system board. 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.
Diagnostics Power status light: Indicates the power status. Solid Amber – The computer is unable to boot to the operating system. This indicates that the power supply or another device in the computer is failing. Blinking Amber – The computer is unable to boot to the operating system. This indicates that the power supply is normal but another device in the computer is failing or not installed properly.
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 14. Self-help resources Information about Dell products and services www.dell.com Dell Help & Support app Get started app...