Contents Chapter 1: Working on your computer................... 6 Safety instructions................................6 Working inside your computer............................ 6 Entering Service Mode..............................8 Exiting Service Mode..............................9 After working inside your computer..........................9 Chapter 2: Removing and installing components................10 Recommended tools................................10 Screw list..................................... 10 Major components of your system..........................
Page 4
Heat sink....................................38 Removing the heatsink...............................38 Installing the heatsink..............................39 Network-port bracket..............................40 Removing the network-port bracket........................40 Installing the network-port bracket......................... 41 I/O board.....................................42 Removing the I/O board............................42 Installing the I/O board.............................. 43 Speakers....................................44 Removing the speakers..............................44 Installing the speakers..............................45 Touchpad.....................................47 Removing the touchpad.............................
Page 5
Chapter 5: Troubleshooting......................80 Handling swollen Lithium-ion batteries........................80 Dell SupportAssist Pre-boot System Performance Check diagnostics..............81 Running the SupportAssist Pre-Boot System Performance Check..............81 System diagnostic lights..............................81 Recovering the operating system..........................83 Updating the BIOS using the USB drive in Windows....................83 Updating the BIOS in Windows............................83...
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 is shipped with the product or at www.dell.com/regulatory_compliance.
Page 7
ESD protection is an increasing concern. 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 For this reason, some previously approved methods of handling parts are no longer applicable.
1. Shut down your computer and disconnect the AC adapter. 2. Hold <B> key on the keyboard and press the power button for 3 seconds or until the Dell logo appears on the screen. 3. Press any key to continue.
Once the computer shuts down, you may perform the replacement procedures without disconnecting the battery cable from the system board. Exiting Service Mode Service Mode allows users to immediately cut off electricity from the computer and conduct repairs without disconnecting the battery cable from the system board.
Removing and installing components The images in this document may differ from your computer depending on the configuration you ordered. NOTE: Topics: • Recommended tools • Screw list • Major components of your system • Base cover • Battery • Battery cable •...
16. Fan 17. Power-adapter port Dell provides a list of components and their part numbers for the original system configuration purchased. These NOTE: parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for purchase options.
Steps 1. Loosen the two (M2x7.5) captive screws that secure the base cover to the palm-rest and keyboard assembly. 2. Remove the seven (M2x4) screws that secure the base cover to the palm-rest and keyboard assembly. 3. Using a plastic scribe, pry the base cover from the U-shaped indents at the top edge of the base cover and continue to work on the sides to release the base cover from the palm-rest and keyboard assembly.
Steps 1. Place the base cover on top of the palm-rest and keyboard assembly. 2. Align the screw holes on the base cover with the screw holes on the palm-rest and keyboard assembly, and then snap the base cover into place. 3.
● If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing, bending, or crushing a lithium-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See www.dell.com/contactdell.
About this task The following image indicates the location of the 3-cell (41 Wh) battery and provides a visual representation of the installation procedure. Steps 1. Using the alignment posts, place the 3-cell battery on the palm-rest and keyboard assembly. 2.
Steps 1. Peel the tape that secures the battery cable to the system board. 2. Disconnect the battery cable from the system board. 3. Remove the four (M2x3) screws that secure the 4-cell battery to the palm-rest and keyboard assembly. 4.
Steps 1. Using the alignment posts, place the 4-cell battery on the palm-rest and keyboard assembly. 2. Align the screw holes on the 4-cell battery with the screw holes on the palm-rest and keyboard assembly. 3. Replace the four (M2x3) screws that secure the 4-cell battery to the palm-rest and keyboard assembly. 4.
Steps 1. Flip the battery and remove the battery cable from the routing guides on the battery. 2. Disconnect the battery cable from the connector on the battery. 3. Lift the battery cable off the battery. Installing the battery cable Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
Steps 1. Align and place the battery cable on the battery. 2. Route the battery cable through the routing guides on the battery. 3. Connect the battery cable to the connector on the battery. Next steps 1. Install the 3-cell battery 4-cell battery, whichever applicable.
Steps 1. Lift the Mylar to access the memory module. 2. Use your fingertips to pull the securing clips from both sides of the memory module until the memory module pops-up. 3. Remove the memory module from the memory-module slot. Repeat step 1 to step 3 to remove any other memory modules installed in your computer.
Page 24
Steps 1. Lift the Mylar to access the memory-module slot. 2. Align the notch on the memory module with the tab on the memory-module slot. 3. Slide the memory module firmly at an angle, into the memory-module slot. 4. Press the memory module down until it clicks into place. If you do not hear the click, remove the memory module and reinstall it.
Solid-state drive—M.2 slot one Removing the 2230 solid-state drive from M.2 slot one Prerequisites 1. Follow the procedure in Before working inside your computer. Solid-state drives are fragile. Exercise care when handling the solid-state drive. NOTE: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state. NOTE: 2.
About this task Solid-state drives are fragile. Exercise care when handling the solid-state drive. NOTE: Depending on the configuration ordered, your computer may support a 2230 solid-state drive, or a 2280 solid-state NOTE: drive in M.2 slot one. This procedure applies only if you are installing a 2230 solid-state drive in M.2 slot one. NOTE: Before installing your 2230 or 2280 solid-state drive, ensure that the mounting bracket is in the correct location.
2. Enter Service Mode. 3. Remove the base cover. About this task Depending on the configuration ordered, your computer may support a 2280 solid-state drive, or a 2230 solid-state NOTE: drive in M.2 slot one. This procedure applies only to computers shipped with a 2280 solid-state drive installed in M.2 slot one. NOTE: The following image indicates the location of the 2280 solid-state drive that is installed in M.2 slot one and provides a visual representation of the removal procedure.
The following image indicates the location of the 2280 solid-state drive that is installed in M.2 slot one and provides a visual representation of the installation procedure. Steps 1. Align the notch on the 2280 solid-state drive with the tab on the solid-state drive slot. 2.
The following image provides a visual representation of the procedure to install the solid-state drive mounting bracket when replacing M.2 2280 solid-state drive with M.2 2230 solid-state drive in M.2 slot one. Steps 1. Slide and remove the solid-state drive mounting bracket from the mounting bracket slot on the palm-rest and keyboard assembly.
Page 30
This procedure applies only to computers shipped with a 2230 solid-state drive installed in M.2 slot two. NOTE: 1. Follow the procedure in Before working inside your computer. Solid-state drives are fragile. Exercise care when handling the solid-state drive. NOTE: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state.
Steps 1. Remove the screw (M2x3) that secures the solid-state drive thermal shield and the solid-state drive to the palm-rest and keyboard assembly. 2. Slide and lift the solid-state drive thermal shield off the solid-state drive. 3. Slide and remove the solid-state drive from the M.2 slot two. Installing the 2230 solid-state drive in M.2 slot two Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
Page 32
Steps 1. Align the notch on the 2230 solid-state drive with the tab on M.2 slot two on the system board. 2. Slide the 2230 solid-state drive into M.2 slot two on the system board. 3. Place the solid-state drive thermal shield on the solid-state drive. 4.
Wireless card Removing the wireless card Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Enter Service Mode. 3. Remove the base cover. About this task The following images indicate the location of the wireless card and provide a visual representation of the removal procedure. Steps 1.
Installing the wireless card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the wireless card and provides a visual representation of the installation procedure. Steps 1.
2. Align the notch on the wireless card with the tab on the wireless-card slot on the system board. 3. Slide and insert the wireless card at an angle into the wireless-card slot on the system board. 4. Align the screw hole on the wireless-card bracket to the screw hole on the wireless card and system board. 5.
3. Lift the fan off the palm-rest and keyboard assembly. Installing the fan Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the fan and provides a visual representation of the installation procedure. Steps 1.
Coin-cell battery Removing the coin-cell battery Prerequisites 1. Follow the procedure in Before working inside your computer. 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. 2.
About this task The following image indicates the location of the coin-cell battery and provides a visual representation of the installation procedure. Steps 1. Adhere the coin-cell battery to the slot on the palm-rest and keyboard assembly. 2. Connect the coin-cell battery cable to the I/O board. Next steps 1.
About this task The following images indicate the location of the heatsink and provide a visual representation of the removal procedure. Steps 1. In reverse sequential order (as indicated on the heat sink), loosen the four captive screws that secure the heat sink to the system board.
Steps 1. Align the screw holes on the heat sink with the screw holes on the system board. 2. In sequential order (as indicated on the heat sink), tighten the four captive screws that secure the heat sink to the system board.
Steps 1. Remove the two (M2x5) screws that secure the network-port bracket to the I/O board. 2. Lift the network-port bracket off the I/O board. Installing the network-port bracket Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image(s) indicate the location of the network-port bracket and provide a visual representation of the installation procedure.
Steps 1. Place the network-port bracket on the I/O board. 2. Align the screw holes on the network-port bracket to the screw holes on the I/O board. 3. Replace the two (M2x5) screws that secure the network-port bracket to the I/O board. Next steps 1.
Steps 1. Remove the three (M2.5x4.5) screws that secure the left hinge to the palm-rest and keyboard assembly. 2. Open the display hinge at an angle of 90 degrees. 3. Open the latch, and disconnect the power button with optional fingerprint reader cable from the I/O board. 4.
Steps 1. Slide the I/O board into the slots on the palm-rest and keyboard assembly. 2. Align the screw hole on the I/O board with the screw hole on the palm-rest and keyboard assembly. 3. Replace the screw (M2x2) that secures the I/O board to the palm-rest and keyboard assembly. 4.
About this task The following images indicate the location of the speakers and provide a visual representation of the removal procedure. Steps 1. Open the latch and disconnect the keyboard backlit cable, keyboard cable, and the touchpad cable from the system board. 2.
Page 46
About this task The following image indicates the location of the speaker and provides a visual representation of the installation procedure. Steps 1. Using the alignment posts and rubber grommets, place the speakers on the slots of the palm-rest and keyboard assembly. 2.
Touchpad Removing the touchpad Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. About this task The following images indicate the location of the touchpad and provide a visual representation of the removal procedure. Steps 1.
Page 48
Steps 1. Slide the touchpad into the slot on the palm-rest and keyboard assembly. Turn the computer over and open the display. Ensure that the touchpad is equally aligned along all four sides. NOTE: 2. Replace the two (M2x1.8) screws that secure the touchpad to the palm-rest and keyboard assembly. 3.
Display assembly Removing the display assembly Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Enter Service Mode. 3. Remove the base cover. About this task The following images indicate the location of the display assembly and provide a visual representation of the removal procedure. Removing and installing components...
Steps 1. Peel the tape that secures the display cable to the system board. 2. Open the latch and disconnect the display cable from the system board. 3. Remove the three (M2.5x4.5) screws that secure the left-display hinge to the system board. 4.
Page 51
Steps 1. Slide the display assembly at an angle, and place the display assembly on the palm-rest and keyboard assembly. 2. Using the alignment posts, close the display hinges. 3. Replace the three (M2.5x4.5) screws that secure the right-display hinge to the system board. 4.
Power button with optional fingerprint reader Removing the power button with optional fingerprint reader Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Enter Service Mode. 3. Remove the base cover. 4. Remove the board. About this task The following images indicate the location of the power-button with optional fingerprint reader and provide a visual representation of the removal procedure.
Steps 1. Align and place the power button with optional fingerprint reader on the palm-rest and keyboard assembly. 2. Replace the screw (M2x3) that secures the power button with optional fingerprint reader to the palm-rest and keyboard assembly. Next steps 1.
Steps 1. Remove the three (M2.5x4.5) screws that secure the right display-hinge to the system board. 2. Open the display hinge at an angle of 90 degrees. 3. Disconnect the power-adapter port cable from the system board. 4. Peel the tape that secures the power-adapter port cable to the system board. 5.
Steps 1. Place the power-adapter port, along with its cable, into the slot on the palm-rest and keyboard assembly. 2. Route the power-adapter port cable through the routing guide on the palm-rest and keyboard assembly. 3. Adhere the tape that secures the power-adapter port cable to the system board. 4.
Page 56
4. Remove the memory module. 5. Remove the M.2 2280 solid-state drive M.2 2230 solid-state drive from M.2 slot one, whichever applicable. 6. Remove the M.2 2230 solid-state drive from M.2 slot two, if applicable. 7. Remove the wireless card. 8.
Steps 1. Remove the three (M2.5x4.5) screws that secure the right display hinge to the palm-rest and keyboard assembly. 2. Open the right display hinge at an angle of 90 degrees. 3. Peel the tape that secures the display cable to the system board. 4.
Page 59
Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program. You NOTE: must make the appropriate changes again after you replace the system board. The following image indicates the connectors on your system board. Figure 2.
Page 61
Steps 1. Align and place the system board on the palm-rest and keyboard assembly. 2. Replace the three (M2x2) screws that secure the system board to the palm-rest and keyboard assembly. 3. Connect the display cable to the system board and close the latch to secure the cable. 4.
13. Connect the I/O-board cable to the system board. 14. Adhere the tape that secures the I/O-board cable to the system board. 15. Close the right display hinge. 16. Replace the three (M2.5x4.5) screws that secure the right display-hinge to the palm-rest and keyboard assembly. Next steps 1.
Installing the palm-rest and keyboard assembly Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task Place the palm-rest and keyboard assembly on a flat surface. Removing and installing components...
Page 64
Next steps 1. Install the display assembly. 2. Install the touchpad. 3. Install the speakers. 4. Install the power-adapter port. 5. Install the power-button with optional fingerprint reader. 6. Install the system board. The system board can be installed along with the heat sink. NOTE: 7.
Steps 1. Turn on your computer. 2. Go to www.dell.com/support. 3. Enter the Service Tag of your computer, and then click Submit. If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
System setup CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can make your computer work incorrectly. Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen NOTE: information for future reference.
Boot sequence enables 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 ●...
System setup options Depending on this computer and its installed devices, the items that are listed in this section may or may not be NOTE: displayed. Table 5. System setup options—System information menu Overview BIOS Version Displays the BIOS version number. Service Tag Displays the Service Tag of the computer.
Page 69
Table 5. System setup options—System information menu (continued) Overview Device Information Panel Type Displays the Panel Type of the computer. Video Controller Displays the graphics information of the computer. Video Memory Displays the video memory information of the computer. Video BIOS Version Displays the video BIOS version of the computer.
Page 70
Table 7. System setup options—Integrated Devices menu (continued) System Configuration Default: ON. Enables or disables microphone. Enable Microphone Default: ON. Enables or disables internal speaker. Enable Internal Speaker Default: ON. USB Configuration Enable External USB Ports Enables or disables USB ports to be functional in an operating system environment.
Page 71
Table 8. System setup options—Storage menu Storage Storage Interface Port Enablement Enables or disables onboard drives Default: ON. SMART Reporting Enable SMART Reporting Enables or disables the S.M.A.R.T(Self-Monitoring, Analysis, and Reporting Technology) option on the system. Default: OFF. Drive Information M.2 PCIe SSD-1 Provides information about the type and device on the computer.
Page 72
Enables the USB devices to wake the computer from Standby mode, Hibernate Enable USB Wake Support and Power Off. Default: OFF. Enables the Dell USB-C Dock when connected to wake the computer from Enable on Dell USB-C Dock Standby mode, Hibernate and Power Off. Default: ON.
Page 73
Table 12. System setup options—Security menu (continued) Security By default, the PPI Bypass for Enable Commands option is disabled. PPI Bypass for Disable Commands Allows the OS to skip BIOS PPI user prompts when issuing TPM PPI disable and deactivate commands. By default, the PPI Bypass for Disable Commands option is disabled.
Page 74
Allow Non-Admin PSID Revert Enable Allow Non-Admin PSID Revert Controls access to the Physical Security ID (PSID) revert of NVMe hard-drives from the Dell Security Manager prompt. By default, the option is disabled. Table 14. System setup options—Update, Recovery menu Update, Recovery Enable or disable BIOS updates through UEFI capsule update packages.
Page 75
By default, the option is enabled. Dell Auto OS Recovery Threshold Controls the automatic boot flow for SupportAssist System Resolution Console and for Dell OS Recovery Tool. By default, the threshold value is set to 2. Table 15. System setup options—System Management menu System Management Displays the Service Tag of the computer.
Page 76
Table 18. System setup options—Virtualization menu Virtualization Intel Virtualization Technology Enable Intel Virtualization Technology Specify whether a Virtual Machine Monitor (VMM) can utilize the additional (VT) hardware capabilities provided by Intel Virtualization Technology. By default, the option is enabled. Specify whether a Virtual Machine Monitor (VMM) can utilize the additional VT for Direct I/O hardware capabilities provided by Intel Virtualization Technology for Direct I/O.
One-Time boot menu on the computer. Most of the Dell computers built after 2012 have this capability, and you can confirm by booting your computer to the F12 One-Time Boot Menu to see if BIOS FLASH UPDATE is listed as a boot option for your computer. If the option is listed, then the BIOS supports this BIOS update option.
● USB drive formatted to the FAT32 file system (key does not have to be bootable) ● BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB drive ● AC power adapter that is connected to the computer ●...
Clearing BIOS (System Setup) and System passwords About this task To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell. For information on how to reset Windows or application passwords, refer to the documentation accompanying NOTE: Windows or your application.
● Using a non-Dell or incompatible battery may increase the risk of fire or explosion. Replace the battery only with a compatible battery purchased from Dell that is designed to work with your Dell computer. Do not use a battery from other computers with your computer.
Check diagnostics About this task SupportAssist diagnostics (also known as system diagnostics) performs a complete check of your hardware. The Dell SupportAssist Pre-boot System Performance Check diagnostics is embedded with the BIOS and is launched by the BIOS internally. The embedded system diagnostics provides a set of options for particular devices or device groups allowing you to: ●...
Page 82
Blinking Pattern Problem description Suggested resolution TPM detection failure Replace the system board. Unrecoverable SPI flash Replace the system board. failure EC unable to program i-Fuse Replace the system board. Generic catch-all for Disconnect all power source ungraceful EC code flow (AC, battery, coin cell) and errors drain flea power by pressing &...
It enables you to diagnose hardware issues, repair your computer, back up your files, or restore your computer to its factory state. You can also download it from the Dell Support website to troubleshoot and fix your computer when it fails to boot into their primary operating system due to software or hardware failures.
Backup media and recovery options It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multiple options for recovering Windows operating system on your Dell PC. For more information. see...
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 22. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell app...