Dell EMC Vostro 5490 Service Manual
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Dell EMC Vostro 5490 Service Manual

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Dell Vostro 5490
Service Manual
Regulatory Model: P116G
Regulatory Type: P116G001

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Summary of Contents for Dell EMC Vostro 5490

  • Page 1 Dell Vostro 5490 Service Manual Regulatory Model: P116G Regulatory Type: P116G001...
  • Page 2 Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

  • Page 3: Table Of Contents

    Contents 1 Working on your computer......................6 Safety instructions.................................6 Turning off your computer — Windows 10........................6 Before working inside your computer..........................7 After working inside your computer............................ 7 2 Removing and installing components..................... 8 Recommended tools................................8 Screw List....................................8 Base cover....................................9 Removing the base cover...............................
  • Page 4 Installing the heatsink assembly-discrete........................35 System fan................................... 36 Removing the system fan.............................36 Installing the system fan............................... 37 Touchpad....................................38 Removing the touchpad............................... 38 Installing the touchpad..............................39 Power-adapter port................................41 Removing the power-adapter port..........................41 Installing the power-adapter port..........................42 System board..................................43 Removing the system board............................
  • Page 5 4 Troubleshooting......................... 74 Enhanced Pre-Boot System Assessment (ePSA) diagnostics..................74 Running the ePSA diagnostics............................. 74 Diagnostics................................... 74 M-BIST....................................75 L-BIST..................................... 75 System diagnostic lights..............................75 WiFi power cycle..................................76 5 Getting help..........................77 Contacting Dell..................................77 Contents...

  • Page 6: Working On Your Computer

    Working on your computer Safety instructions Prerequisites Use the following safety guidelines to protect your computer from potential damage and to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that the following conditions exist: •...

  • Page 7: Before Working Inside Your Computer

    NOTE: Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for about 6 seconds to turn them off. Before working inside your computer About this task To avoid damaging your computer, perform the following steps before you begin working inside the computer.

  • Page 8: Removing And Installing Components

    Removing and installing components Recommended tools The procedures in this document require the following tools: • Phillips #0 screwdriver • Phillips #1 screwdriver • Plastic scribe NOTE: The #0 screw driver is for screws 0-1 and the #1 screw driver is for screws 2-4 Screw List The following table shows the screw list and the images for different components.

  • Page 9: Base Cover

    Component Screw type Quantity Image Touchpad button bracket M2x2 Big Head Touchpad board M2x2 (Big Head) Hinge plate M2.5x5 Heatsink - UMA M2x3 Heatsink - Discrete M2x3 System board M2x2 (Big head) Fingerprint board M2x2 (Big Head) Power button board M2x2 (Big Head) Display Hinges M2.5x2.5 (Big Head)
  • Page 10 Removing and installing components...

  • Page 11: Installing The Base Cover

    Steps 1. Loosen the four (M2x8) captive screws and remove the five (M2x5) screws that secure the base cover to the computer. 2. Pry the base cover starting from the right hinge and work your way around. 3. Lift the base cover away from the computer. Installing the base cover Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 12 Removing and installing components...

  • Page 13: Battery

    Steps 1. Place the base cover on the palmrest and keyboard assembly, and snap the base cover into place. 2. Replace the five (M2x5) and tighten the four (M2x8) captive screws to secure the base cover to the computer. Next steps 1.

  • Page 14: Removing The Battery

    • Ensure any screws during the servicing of this product are not lost or misplaced, to prevent accidental puncture or damage to the battery and other system components. • If a battery gets stuck in a device as a result of swelling, do not try to free it as puncturing, bending, or crushing a Lithium-ion battery can be dangerous.

  • Page 15: Installing The Battery

    Installing the battery Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the battery and provides a visual representation of the installation procedure. Steps 1.

  • Page 16: Installing The Secondary Memory Module

    1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. About this task The figure indicates the location of the memory module and provides a visual representation of the removal procedure. Steps 1.

  • Page 17: Hard Drive

    Steps 1. Align the notch on the memory module with the tab on the memory module slot. 2. Slide the memory module firmly into the slot at an angle. 3. Press the memory module down until it clicks into place. NOTE: If you do not hear the click, remove the memory module and reinstall it.

  • Page 18: Installing The Hard Drive

    Steps 1. Release the latch and disconnect the hard-drive cable from the connector on the system board. 2. Remove the four (M2x3) screws that secure the hard-drive module to the palmrest assembly. 3. Slide the hard-drive module out from the computer. Installing the hard drive Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 19: Solid State Drive

    Steps 1. Place the hard-drive module on the system and align the screw holes on the hard drive module with the screw holes on the palmrest assembly. 2. Replace the four (M2x3) screws to secure the hard-drive module to the palmrest assembly. 3.

  • Page 20: Removing The M.2 2242 Solid-State Drive

    Steps 1. Remove the single (M2x3) screw that secures the solid-state module to the palmrest assembly. 2. Slide the solid-state module out from the M.2 slot. Removing the M.2 2242 solid-state drive Prerequisites 1. Follow the procedure in Before working inside your computer.

  • Page 21: Removing The M.2 2280 Solid-State Drive

    Steps 1. Remove the single (M2x3) screw that secures the solid-state module to the palmrest assembly. 2. Slide the solid-state module out from the M.2 slot. Removing the M.2 2280 solid-state drive Prerequisites 1. Follow the procedure in Before working inside your computer.

  • Page 22: Installing M.2 2230 Solid-State Drive

    Steps 1. Slide and remove the SSD support bracket from the support bracket slot. 2. Depending on the type of solid-state drive (M.2 2230/ M.2 2242/ M.2 2280), align and insert the SSD support bracket into the support bracket slot. 3.

  • Page 23: Installing M.2 2242 Solid-State Drive

    Steps 1. Align and slide the solid-state drive into the slot. 2. Replace the single (M2x3) screw to secure the solid-state drive module to the palmrest and keyboard assembly. Next steps 1. Install the battery. 2. Install the base cover. 3.

  • Page 24: Installing M.2 2280 Solid-State Drive

    Steps 1. Align and slide the solid-state drive into the M.2 slot. 2. Replace the single (M2x3) screw to secure the solid-state drive module to the palmrest assembly. Next steps 1. Install the battery. 2. Install the base cover. 3. Follow the procedure in After working inside your computer.

  • Page 25: Wlan Card

    Steps 1. Align and slide the solid-state drive into the M.2 slot. 2. Replace the single (M2x3) screw to secure the solid-state drive module to the palmrest assembly. Next steps 1. Install the battery. 2. Install the base cover. 3. Follow the procedure in After working inside your computer.

  • Page 26: Installing The Wlan Card

    Steps 1. Remove the single (M2x3) screw that secures the WLAN bracket to the computer. 2. Remove the WLAN bracket. 3. Disconnect the WLAN antenna cables from the WLAN module. 4. Slide and remove the WLAN card from the WLAN card slot. Installing the WLAN card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 27: Coin-Cell Battery

    Steps 1. Align the notch on the WLAN card with the tab on the WLAN-card slot and insert the WLAN card at an angle into the WLAN-card slot. 2. Connect the WLAN antenna cables to the WLAN card. 3. Align and place the WLAN-card bracket to secure the WLAN card to the system board. 4.

  • Page 28: Installing The Coin-Cell Battery

    About this task The figure indicates the location of the coin-cell and provides a visual representation of the removal procedure. Steps 1. Disconnect the coin-cell battery cable from the system board. 2. Remove the coin-cell battery cable from the routing guide. 3.

  • Page 29: Speakers

    Steps 1. Adhere the coin-cell battery to the slot on the palmrest assembly. 2. Route the coin-cell battery cable through the routing guide. 3. Connect the coin-cell battery cable to the system board. Next steps 1. Install the battery. 2. Install the base cover.

  • Page 30: Installing The Speakers

    Steps 1. Locate the speakers on your computer. 2. Disconnect the speaker cable from the connector on the system board. 3. Peel the adhesive tape that secures the speaker cable. 4. Unroute the speaker cables from the retention clips on the computer. 5.
  • Page 31 Steps 1. Locate the speaker slot on your computer. 2. Align and place the speakers in the slot on your computer. 3. Connect the speaker cable to the connector on the system board. 4. Route the speaker cables through the retention clips on your computer. 5.

  • Page 32: Input And Output Board

    Input and output board Removing the input and output board Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. About this task The figure indicates the location of the input and output board and provides a visual representation of the removal procedure. Steps 1.

  • Page 33: Installing The Input And Output Board

    5. Lift the input and output board out of the computer. Installing the input and output board Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the input and output board and provides a visual representation of the installation procedure. Steps 1.

  • Page 34: Heatsink-Discrete

    2. Install the base cover. 3. Follow the procedure in After working inside your computer. Heatsink—discrete Removing the heatsink assembly-discrete Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. About this task The figure indicates the location of the heatsink assembly and provides a visual representation of the removal procedure.

  • Page 35: Installing The Heatsink Assembly-Discrete

    2. Remove the seven (M2x3) screws that secure the heatsink assembly to the system board. NOTE: Remove the screws in the order of the callout numbers [1, 2, 3, 4, 5, 6, 7] as indicated on the heatsink. 3. Lift the heatsink assembly out of the computer. Installing the heatsink assembly-discrete Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 36: System Fan

    Next steps 1. Install the battery. 2. Install the base cover. 3. Follow the procedure in After working inside your computer. System fan Removing the system fan Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover.

  • Page 37: Installing The System Fan

    Steps 1. Lift the latch and disconnect the input and output board cable from the connector on the system board. 2. Unroute the input and output board cable from the retention clips. 3. Disconnect the system fan cable from the connector on the system board. 4.

  • Page 38: Touchpad

    3. Replace the two (M2x3) screws to secure the system fan to the palmrest assembly. 4. Connect the system fan cable to the connector on the system board. 5. Route the input and output board cable through the retention clip and connect the input and output board cable to the connector on the system board.

  • Page 39: Installing The Touchpad

    Steps 1. Locate the touchpad on your computer. 2. Peel the adhesive that secures the speaker cable to the touchpad bracket. 3. Remove the three (M2x2) screws that secure the touchpad bracket to the touchpad. 4. Remove the touchpad bracket away from the computer. 5.
  • Page 40 Steps 1. Locate the touchpad slot on your computer. 2. Align and place the touchpad into the slot on your computer. 3. Replace the four (M2x2) screws to secure the touchpad to the plamrest. 4. Connect the touchpad cable to the connector on the system board and secure the latch. 5.

  • Page 41: Power-Adapter Port

    Power-adapter port Removing the power-adapter port Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. About this task The figure indicates the location of the power-adapter and provides a visual representation of the removal procedure. Steps 1.

  • Page 42: Installing The Power-Adapter Port

    Installing the power-adapter port Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the power-adapter port and provides a visual representation of the installation procedure. Steps 1.

  • Page 43: System Board

    System board Removing the system board Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. 4. Remove the M.2 2230 SSD M.2 2242 SSD M.2 2280 SSD. 5. Remove the memory. 6.

  • Page 44: Installing The System Board

    Steps 1. Locate the system board on your computer. 2. Remove the three (M2.5x5) screws that secure the left hinge to the system board. 3. Lift the left hinge at a 90-degree angle. 4. Disconnect the power-adapter port cable from the connector in the system board. 5.
  • Page 45 Removing and installing components...
  • Page 46 Steps 1. Locate the system board slot on your computer. 2. Align the screw holes on the system board with the screw holes on the palmrest assembly. 3. Replace the five (M2x4) and two (M2x5) screws to secure the system board to the palmrest assembly. 4.

  • Page 47: Power Button

    5. Install the memory. 6. Install the M.2 2230 SSD M.2 2242 SSD M.2 2280 SSD. 7. Install the battery. 8. Install the base cover. 9. Follow the procedure in After working inside your computer. Power button Removing the power button Prerequisites 1.

  • Page 48: Installing The Power Button

    Steps 1. Locate the power button on your computer. 2. Remove the two (M2.5x5) screws that secure the right display hinge to the palmrest assembly. 3. Lift the right display hinge. 4. Lift the latch and disconnect the power button cable from the connector on the system board. 5.
  • Page 49 Steps 1. Locate the power button slot on your computer. 2. Align and place the power button into the slot on your computer. 3. Replace the two (M2x2) screws and the two (M2x3) screws to secure the power button to the palmrest assembly. 4.

  • Page 50: Power Button With Fingerprint Reader

    Power button with fingerprint reader Removing the power button with fingerprint reader Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. 4. Remove the system fan. 5. Remove the input and output board.

  • Page 51: Installing The Power Button With Fingerprint Reader

    2. Remove the two (M2.5x5) screws that secure the right display hinge to the palmrest assembly. 3. Lift the right display hinge. 4. Lift the latch and disconnect the power button cable from the connector on the system board. 5. Disconnect the fingerprint reader cable from the connector on the power button cable. 6.

  • Page 52: Display Assembly

    2. Align and place the power button with fingerprint into the slot on your computer. 3. Replace the two (M2x3) screws to secure the power button with fingerprint to the palmrest assembly. 4. Replace the two (M2x2) screws to secure the power button bracket to the palmrest assembly. 5.
  • Page 53 Removing and installing components...
  • Page 54 Removing and installing components...
  • Page 55 Removing and installing components...

  • Page 56: Installing The Display Assembly

    Steps 1. Peel the tape that secures the display cable connector to the system board. 2. Open the latch and disconnect the display cable from the system board. 3. Remove the six (M2.5x2.5) screws that secure the left and right display hinges to the chassis of your computer. 4.
  • Page 57 Removing and installing components...
  • Page 58 Removing and installing components...

  • Page 59: Palmrest Assembly

    Steps 1. Place the display assembly on a clean and flat surface. 2. Align and place the palmrest and keyboard assembly on the display assembly. 3. Using the alignment posts, close the left and right display hinges. 4. Replace the six (M2.5x2.5) screws to secure the left and right display hinges to the chassis of the computer. 5.
  • Page 60 7. Remove the M.2 2230 SSD M.2 2242 SSD M.2 2280 SSD. 8. Remove the memory. 9. Remove the WLAN. 10. Remove the input and output board. 11. Remove the system fan. 12. Remove the power-adapter port. 13. Remove the touchpad. 14.

  • Page 61: System Setup

    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. NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information for future reference.

  • Page 62: Boot Sequence

    Depending on the and its installed devices, the items listed in this section may or may not appear. Overview Table 2. Overview Option Description Vostro 5490 Displays the following information: • BIOS Version, Service Tag, Asset Tag, Ownership Tag, Manufacture Date, Ownership Date, Express Service Code, and the Signed Firmware Update.

  • Page 63: Boot Options

    Boot options Table 3. Boot options Option Description Boot sequence Displays the following information: • Windows Boot Manager • UEFI Hard Drive • ONBOARD NIC (IPV4) • ONBOARD NIC (IPV6) Add/Remove/View Boot Devices Allows you to: • Add Boot Option •...
  • Page 64 Option Description Drive information Displays the following information: • SATA-0 • Type • Device • M.2 PCIe SSD-0/SATA-2 • Type • Device Enable SMART Reporting If SMART Reporting is enabled, hard drive errors for integrated drives will be reported during system startup.

  • Page 65: Video

    Video Allows you to set the display brightness depending up on the power source—On Battery and On AC. The LCD brightness is independent for battery and AC adapter. It can be set using the slider. Table 5. Video Option Description Brightness on battery power Set the screen brightness when running on battery power Brightness on AC power...

  • Page 66: Passwords

    Option Description TPM 2.0 Security On Allows you to control whether the Trusted Platform Module (TPM) is visible to the operating system. • TPM On (default) • Clear • PPI Bypass for Enable Commands • PPI Bypass for Disable Commands •...

  • Page 67: Secure Boot

    Secure boot Table 8. Secure Boot Option Description Secure Boot Enable Allows you to enable or disable Secure Boot feature • Secure Boot Enable Option is not selected. For Secure Boot to be enabled, the system needs to be in UEFI boot mode. Secure Boot Mode Allows you to modify the behavior of Secure Boot to allow evaluation or enforcement of UEFI driver signatures.

  • Page 68: Power Management

    Option Description Intel TurboBoost Allows you to enable or disable the Intel TurboBoost mode of the processor. • Enable Intel TurboBoost Technology This option is set by default. Intel Hyper-Threading Technology Allows you to enable or disable the multiple threads to run on each core.

  • Page 69: Wireless

    Wireless Allows you to enable or disable the internal wireless devices. All the options are enabled by default. Table 11. Wireless Options Descriptions WLAN Allows enabling/disabling of internal WLAN device Bluetooth Allows enabling/disabling of internal Bluetooth device POST behavior Option Description Adapter Warnings Allows you to enable or disable the system setup (BIOS) warning messages when you use certain power adapters.

  • Page 70: Maintenance

    Options Descriptions VT for Direct I/O Enables or disables the Virtual Machine Monitor (VMM) from utilizing the additional hardware capabilities provided by Intel® Virtualization technology for direct I/O. Enable VT for Direct I/O - enabled by default. Maintenance Table 13. Maintenance Options Descriptions Asset Tag...

  • Page 71: Updating Bios On Systems With Bitlocker Enabled

    4. Choose the Products category from the list. NOTE: Choose the appropriate category to reach the product page 5. Select your computer model and the Product Support page of your computer appears. 6. Click Get drivers and click Drivers and Downloads. The Drivers and Downloads section opens.

  • Page 72: System And Setup Password

    Figure 1. DOS BIOS Update Screen System and setup password Table 14. System and setup password Password type Description 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.

  • Page 73: Deleting Or Changing An Existing System Setup Password

    • Only the following special characters are allowed: space, (”), (+), (,), (-), (.), (/), (;), ([), (\), (]), (`). 3. Type the system password that you entered earlier in the Confirm new password field and click OK. 4. Press Esc and a message prompts you to save the changes. 5.

  • Page 74: Troubleshooting

    Troubleshooting Enhanced Pre-Boot System Assessment (ePSA) diagnostics About this task The ePSA diagnostics (also known as system diagnostics) performs a complete check of your hardware. The ePSA 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 75: M-Bist

    M-BIST L-BIST Indicator of fault Battery LED light with "Solid Amber" Battery indicator LED blink error code [Amber, White] = [2,8] Repair instruction Indicates a problem with the system Indicates a problem with the system board. board. M-BIST M-BIST is the system board's built-in self-test diagnostics tool that improves the diagnostics accuracy of system board embedded controller (EC) failures.

  • Page 76: Wifi Power Cycle

    Table 16. LED codes Diagnostic light codes Problem description Processor failure System board: BIOS or ROM (Read-Only Memory) failure No memory or RAM (Random-Access Memory) detected Memory or RAM (Random-Access Memory) failure Invalid memory installed System-board or chipset error Display failure LCD power rail failure.

  • Page 77: Getting Help

    Getting help Topics: • Contacting Dell Contacting Dell Prerequisites NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog. About this task Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your area.

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