Dell OptiPlex 5090 Small Form Factor Service Manual

Dell OptiPlex 5090 Manual

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  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 1
    OptiPlex 5090 Small Form Factor Service Manual Regulatory Model: D15S Regulatory Type: D15S004 April 2021 Rev. A00
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    of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2021 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
  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 3
    Contents Chapter 1: Working inside your computer 6 Safety instructions...6 Before working inside your computer...6 Safety precautions...7 Electrostatic discharge-ESD protection...7 ESD field service kit ...8 Transporting sensitive components...9 After working inside your computer...9 Chapter 2:
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    unit...49 Installing the power-supply unit...52 System board...55 System board callouts - 5090 Small Form Factor 55 Removing the system board...56 Installing the system board...59 Chapter 3: Software...64 Drivers and downloads...64 Chapter 4: System setup...65 Boot menu...65 Navigation keys...65
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    setup password...85 Assigning a system setup password...85 Deleting or changing an existing system setup password 86 Chapter 5: Troubleshooting...87 Dell SupportAssist Pre-boot System Performance Check diagnostics 87 Running the SupportAssist Pre-Boot System Performance Check 87 System diagnostic
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    and the contacts. CAUTION: 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
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    disassembly instructions. getting electrocuted. Standby power Dell products with standby power done through the use of a field service electrostatic discharge (ESD) kit. When obvious, such as intermittent problems or a shortened product life damage to recognize and troubleshoot is the intermittent (
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    desktop or portable environment. Servers are typically installed in a rack within a data center; desktops and all the same foam packing material should be used in service technicians use the traditional wired ESD grounding wrist strap and protective anti-static mat at all times when servicing Dell
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    Transporting sensitive components When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport. After working inside your computer About this task CAUTION: Leaving stray
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    2 Removing and installing components NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Recommended tools The procedures in this document may require the following tools: ● Phillips #0 screwdriver ● Phillips #1 screwdriver ● Plastic scribe
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    Major components of your system 1. Side cover Removing and installing components 11
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    12. Chassis 13. System board 14. Chassis fan 15. Power Supply Unit 16. Powered Graphical processing unit 17. M.2 WLAN 18. Speaker NOTE: Dell provides a list of components and their part numbers for the original system configuration purchased. These parts are available according to warranty coverages
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    Steps 1. Slide the release latch to the right until your hear a click and slide the cover towards the back of the computer. 2. Lift the side cover from the computer. Removing and installing components 13
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    Installing the side cover Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image shows the side cover and provides a visual representation of the installation procedure. 14 Removing and
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    Steps 1. Place the side cover onto the system aligning the tabs on the chassis. 2. Slide the side cover towards the front of the computer until you hear the release latch click. Next steps 1. Follow the procedure in after working inside your computer. Intrusion switch Removing the intrusion switch
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    About this task The following image indicates the location of the intrusion switch and provides a visual representation of the installation procedure. Steps 1. Slide the intrusion switch into the slot on the chassis. 2. Insert the connector from intrusion switch cable into the connector on the
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    Steps 1. Gently pry and release the front-cover tabs sequentially from the top. 2. Rotate the front cover outward from the chassis. 3. Remove the front bezel from the chassis. Installing the front bezel Prerequisites If you are replacing a component, remove the existing component before performing
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    18 Removing and installing components
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    Steps 1. Align and insert the front-cover tabs with the slots on the chassis. 2. Rotate the front cover towards the chassis and snap it into place. Next steps 1. Install the side cover. 2. Follow the procedure in after working inside your computer. Hard drive Removing the 2.5/3.5-inch hard-drive
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    Steps 1. Disconnect the hard-drive data and power cables from the connectors on the hard drive and push the left tab towards the hard-drive to free the caddy from the chassis 2. Release the hard-drive caddy from the tabs on the right side and slide the hard-drive caddy out. NOTE: The hard-drive's
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    Steps 1. Pull the two tabs from the hard-drive caddy away from the hard-drive. 2. Slide the hard-drive towards the right to free it from the mounting points on the caddy and lift it away from the system. Installing the 2.5/3.5-inch hard-drive caddy Prerequisites If you are replacing a component,
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    the chassis and push the left side of the caddy down until it clicks into place. NOTE: Use the arrows seen on the caddy as guides to identify the tabs on the tray. 2. Connect the hard-drive data and power cables to the connectors on the hard drive. Next steps 1. Install
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    Steps 1. Align the hard-drive with the mounting points on the caddy and place the hard-drive onto it. 2. Pull the tabs on the right side of the caddy until the hard-drive clicks into place. Next steps 1. Install the 2.5/3.5-inch hard-drive caddy. 2. Install the front bezel. 3. Install the side cover
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    Steps 1. Remove the single (M2x3) screw that secures the solid-state drive to the system board. 2. Slide and lift the solid-state drive off the system board. Installing the M.2 2230 solid-state drive Prerequisites If you are replacing a component, remove the existing component before performing the
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    Steps 1. Align the solid-state drive with the socket on the system board and slide it in. 2. Replace the single (M2X3) screw that secures the M.2 solid-state drive to the system board. Next steps 1. Install the 2.5/3.5-inch hard-drive caddy. 2. Install the front bezel. 3. Install the side cover. 4.
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    Steps 1. Remove the screw (M2x3) that secures the solid-state drive to the system board. 2. Slide and lift the solid-state drive off the system board. Installing the M.2 2280 solid-state drive Prerequisites If you are replacing a component, remove the existing component before performing the
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    Steps 1. Align the notch on the solid-state drive with the tab on the M.2 card slot. 2. Slide the solid-state drive into the M.2 card slot on the system board. 3. Replace the screw (M2x3) that secures the solid-state drive to the system board. Next steps 1. Install the 2.5/3.5-inch hard-drive caddy.
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    28 Removing and installing components
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    Steps 1. Remove the hard-drive power and data cables that are routed via the locking mechanism. 2. Remove the cables from the routing points on the bracket. 3. Move the lock handle from the locking mechanism towards the left to unlock the bracket and detach it from the chassis. 4. Hold the lock
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    30 Removing and installing components
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    lock the bracket in place. 5. Route the optical drive's power and data cables through the routing guide on the bracket. 6. Route the hard-drive power and SATA cables through the routing guide on the lock. Next steps 1. Install the 2.5/3.5-inch hard-drive caddy. 2. Install the front bezel. 3. Install
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    3. Remove the front bezel. About this task The following images show the slim optical-drive and provide a visual representation of the removal procedure. Steps 1. Press the tab on the optical drive to release the optical drive from the hard-drive and optical drive bracket. 2. Slide the optical
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    Steps 1. Insert and slide in the optical drive into the hard-drive and optical drive bracket. 2. Push the optical drive unit until it clicks in place. Next steps 1. Install the front bezel. 2. Install the side cover. 3. Follow the procedure in after working inside your computer. SD-card reader
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    images indicate the location of the SD card and provide a visual representation of the removal procedure. Steps 1. Unroute the PSU cable from the routing guides on the SD-card reader bracket. 2. Remove the two screws (M3x5) that secure the SD-card bracket to the system board and computer. 3. Lift
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    2. Install the two screws (M3x5) that secure the SD-card bracket to the system board and computer. 3. Reroute the cables through the routing guides on the SD-card reader bracket. Next steps 1. Install the 2.5/3.5-inch hard-drive caddy. 2. Install the hard-drive and optical-drive bracket. 3. Install
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    Steps 1. Remove the screw (M2x3) that secures the wireless card to the system board. 2. Slide and lift the wireless-card bracket off the wireless card. 3. Disconnect the antenna cables from the wireless card. 4. Slide and remove the wireless card at an angle from the wireless-card slot. Installing
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    Steps 1. Connect the antenna cables to the WLAN card. The following table provides the antenna-cable color scheme for the WLAN card of your computer. Table 2. Antenna-cable color scheme Connectors on the wireless card Main (white triangle) Antenna-cable color White Auxiliary (black triangle)
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    5. Follow the procedure in after working inside your computer. Fan and heat-sink assembly Removing the fan and heat-sink assembly Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the side cover. 3. Remove the front bezel. About this task The following images
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    Steps 1. Place the fan and heat-sink assembly onto the system board. 2. Tighten the captive screws that secure the fan and heat-sink assembly to the system board. 3. Connect the fan cable to the connector on the system board. Next steps 1. Install the front bezel. 2. Install the side cover. 3.
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    Steps 1. Lift the pull tab and open the expansion-card door. 2. Push and hold the securing tab on the graphics-card slot and lift the graphics card from the PCIe x16 card slot. Installing the graphics card Prerequisites If you are replacing a component, remove the existing component before
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    Steps 1. Align the graphics card with the PCIe x16 card slot on the system board. 2. Using the alignment post, connect the card in the connector and press down firmly. Ensure that the card is firmly seated. 3. Close the expansion-card door, and press until it clicks into place. Next steps 1. Install
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    3. Remove the graphics card. About this task The following images indicate the location of the coin-cell battery and provide a visual representation of the removal procedure. Steps 1. Using a plastic scribe, push the coin-cell battery securing-clip on the coin-cell battery socket to release the
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    Steps 1. Insert the coin-cell battery into its slot on the system board with the positive side (+) label facing up. 2. Press down and snap the coin-cell battery into the slot on the system board. Next steps 1. Install the graphics card. 2. Install the side cover. 3. Follow the procedure in after
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    Steps 1. Use your fingertips to carefully spread apart the securing-clips on each end of the memory-module slot. 2. Grasp the memory module near the securing clip, and then gently ease the memory module out of the memory-module slot. NOTE: Grasp the memory module near the securing clip, and then
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    Steps 1. Ensure that the securing clips are in an open position. 2. Align the notch on the memory module with the tab on the memory-module slot. 3. Insert the memory module into the memory-module connector until the memory module snaps into position and the securing clip locks in place. NOTE: The
  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 46
    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. About this task The following images indicate the location of the processor and provide a visual representation
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    About this task The following image indicates the location of the processor and provides a visual representation of the installation procedure. Steps 1. Ensure that the release lever on the processor socket is fully extended in the open position. 2. Align the notches on the processor with the tabs
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    4. Follow the procedure in after working inside your computer. Power button Removing the power button Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the side cover. 3. Remove the front bezel. 4. Remove the 2.5/3.5-inch hard-drive caddy. 5. Remove the hard-
  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 49
    About this task The following images indicate the location of the power button and provide a visual representation of the installation procedure. Steps 1. Insert the power-button cable into the slot from the front-side of the computer, and press the power-button head until it clicks into the place
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    About this task The following images indicate the location of the power-supply unit and provide a visual representation of the removal procedure. 50 Removing and installing components
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    Removing and installing components 51
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    the optical-drive SATA cables from the retention clip on the support bracket. 2. Remove the two screws (M6X32) and slide the support bracket out from the slot. 3. Disconnect and unroute the power-supply cable from the routing guides on the chassis. 4. Remove the three screws (M6X32) that secure the
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    Removing and installing components 53
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    54 Removing and installing components
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    the power-supply cables through routing guides and connect it to the connectors on the system board. 5. Place the support bracket into the slot and secure it working inside your computer. System board System board callouts - 5090 Small Form Factor 1. Video connector 2. Intrusion switch connector
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    10. SATA 0 connector 11. SATA 1 connector 12. ATX system power connector 13. SATA 3 connector 14. Internal speaker cable connector 15. Coin-cell battery 16. PCIe x16 (Slot2) and PCIe x4 (Slot1) 17. PS/2 KB/Mouse Connector 18. Processor socket Removing the system board Prerequisites 1. Follow the
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    Removing and installing components 57
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    58 Removing and installing components
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    Steps 1. Remove the screw (6-32) that secures the front I/O bracket to the chassis. 2. Lift the front I/O panel away from the chassis. 3. Disconnect the following cables from their connectors on the system board: ● Intrusion switch ● ATX system board power supply cables ● Power button switch ● ATX
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    60 Removing and installing components
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    Removing and installing components 61
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    Steps 1. Align and lower the system board into the system until the stand-off points at the back of the system board align with those on the chassis. 2. Replace the four screws (6-32) and the single standoff screw (M2X4) screw to secure the system board to the chassis. 3. Connect the following
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    4. Install the solid-state drive. 5. Install the memory modules. 6. Install the graphics card. 7. Install the 2.5/3.5-inch hard-drive caddy. 8. Install the side cover. 9. Follow the procedure in after working inside your computer. Removing and installing components 63
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    3 Software This chapter details the supported operating systems along with instructions on how to install the drivers. Drivers and downloads When troubleshooting, downloading or installing drivers it is recommended that you read the Dell Knowledge Based article, Drivers and Downloads FAQ SLN128938.
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    -selectable option, such as the user password, type of hard drive installed, and enabling or disabling base devices. Boot menu Press when the Dell logo appears to initiate a one-time boot menu with a list of the valid boot devices for the system. Diagnostics and BIOS Setup options are also
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    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 ● Bring up the BIOS Version Displays the BIOS version number. Service Tag Displays the Service Tag of the computer. Asset Tag Displays the
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    Table 3. System setup options-System information menu (continued) General-System Information Processor Type Displays the processor type. Core Count Displays the number of cores on the processor. Processor ID Displays the processor identification code. Current Clock Speed Displays the
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    or disable the BIOS module interface of the optional Computrace(R) Service from Absolute Software. Admin Setup Lockout Enable to prevent users from Password is set. Master Password Lockout Disables the master password support. Hard Disk passwords need to be cleared before changing the setting
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    behavior of Secure Boot to allow evaluation or enforcement of UEFI driver signatures. ● Deployed Mode-Default: Enabled ● Audit Mode-Default: to wake the computer from Standby. Enables you to control the Deep Sleep mode support. Enables the computer to be powered on by special LAN signals. Enables you
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    System setup options-Virtualization Support menu Virtualization Support Virtualization Specify whether a options-Maintenance menu Maintenance Service Tag Display the system's Service Tag. Asset Tag Create SupportAssist System Resolution Console and for Dell OS Recovery tool. Overview This
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    Code - An alternative to Service Tag, 11- digit numerical identification number for the computer. ● Ownership Tag ● Signed Firmware Update - This helps to verify that only Dell Signed and released BIOS can be installed on the computer. The Processor field provides information related to the CPU
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    - This field mentions the native video resolution supported on the computer. ● Video BIOS Version - ) ● Add Boot option - Allows the user to manually add a Boot path. Secure Digital(SD) Card Boot - This mode checks the integrity of UEFI drivers and bootloaders before allowing execution. This option
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    available are as follows(All options are enabled by default): ● Enable Front USB Ports ● Enable Rear USB Ports ● Enable USB Boot Support This section allows the user to manually enable the 4 USB ports on the front bezel (All USB ports are enabled by default.). The options are: ● Front Port 1 (Bottom
  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 74
    Top Left) ● Front Port 4 (Top Right) This section allows the user to manually enable the 4 USB ports on the back (All USB ports are enabled by default is configured in AHCI mode. ● RAID On - SATA is setup to support RAID (Intel Rapid Storage Technology). (Selected by default) This section allows the
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    Description This section contains a toggle switch which allows the user to enable/disable Multi-Display. (disabled by default). This feature is only supported on Windows 7 and above. This section allows the user to select the video controller for the primary display when multiple video controllers
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    Boot URL from DHCP(Dynamic Host Configuration Protocol) Selected by default. ● Manual Mode - HTTP(s) Boot reads Boot URL provided by the user. This contains a toggle switch to allow the user to enable or disable USB Wake Support. It allows the system to use USB devices like a mouse and keyboard to
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    S5 (Selected by default) This section contains a toggle switch to allow the user to enable or disable Intel Speed Shift Technology support. This feature enables the operating system to select appropriate processor performance automatically (ON by default). Description This section contains a toggle
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    ). This section lets the user enable, disable or permanently disable the BIOS module interface of the optional Absolute Persistence Module service from Absolute Software. The options available are as follows: ● Enable Absolute - Enables Absolute Persistence and load the firmware Persistence Module
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    application permission and close when permission ends. Can be disabled by using the F9 camera mute key(LED on). This is the default selected option. ● Manual Shutter Control - Shutter opens when F9 key is pressed(LED off) and closes when F9 key is pressed(LED on) Description This field allows the
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    which allows the user to disable active password support (OFF by default). Update Recovery This BIOSConnect BIOSConnect Dell Auto OS Recovery Threshold Dell Auto OS the user to enable or disable BIOSConnect setup to attempt cloud Service OS recovery if the main operating system fails to boot
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    LAN Auto On Time Auto On Time SERR Messages First Power On Date Description ● Off ●1 ● 2 (selected by default) ●3 Description This field provides the unique Service Tag of the computer. This field provides the asset tag which is a unique and up to 64-character identification that can be set by the
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    VT for Direct I/O Enable Intel VT for Direct I/O Performance This section provides Performance settings. Table 27. Performance Options Multi-Core Support Active Cores Intel SpeedStep Enable Intel SpeedStep Technology C-States Control Description This field contains a toggle switch(ON/OFF) to allow
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    by default). ● Disabled - Does not allow the Intel Turbo Boost Technology driver to increase the performance state of the processor above the standard performance. ● Restart the computer. 2. Go to Dell.com/support. ● Enter the Service Tag or Express Service Code and click Submit. System setup 83
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    instructions on screen. 3. If you are unable to detect or find the Service Tag, click Choose from all products. 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 www.dell.com/support/
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    Figure 1. DOS BIOS Update Screen System and setup password Table 29. System and setup password Password type System password Setup password Description Password that you must enter to log on to your system. Password that you must enter to access and make changes to the BIOS settings of your
  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 86
    ● Only lower case letters are valid, upper case letters are not allowed. ● 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.
  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 87
    Troubleshooting Dell SupportAssist Pre-boot System Performance Check diagnostics About this task SupportAssist diagnostics (also known as system diagnostics) performs a complete check of your hardware. The Dell error messages that inform you of problems encountered during testing NOTE: Some tests
  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 88
    properly. ● If problem persists, replace the memory module. 2 4 Memory/RAM failure ● Reset the memory module. ● If problem persists, replace the memory module. 2 5 Invalid Memory installed ● Reset the memory module. ● If problem persists, replace the memory module. 88 Troubleshooting
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    ● If problem persists, replace the system board or PSU based on diagnostics run. Real-Time Clock (RTC Reset) The Real Time Clock (RTC) reset function allows you or the service technician to recover Dell Inspiron, systems update is available or when you replace the system board. Troubleshooting 89
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    dell.com/support. 3. Click Product support, enter the Service Tag of your computer, and then click Search. NOTE: If you do not have the Service Tag, use the product ID or manually browse for your computer model. 4. Click Drivers & downloads > Find drivers and follow the instructions on the screen.
  • Dell OptiPlex 5090 | Small Form Factor Service Manual - Page 91
    , and press Enter. www.dell.com/support/windows www.dell.com/support/linux Access top solutions, diagnostics, drivers and downloads, and learn more about your computer through videos, manuals and documents. Your Dell computer is uniquely identified by a Service Tag or Express Service Code. To view
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OptiPlex 5090 Small Form Factor
Service Manual
Regulatory Model: D15S
Regulatory Type: D15S004
April 2021
Rev. A00