Related Manuals for Dell Vostro 3020
Summary of Contents for Dell Vostro 3020
- Page 1 Vostro 3020 Small Desktop Service Manual Regulatory Model: D17S Regulatory Type: D17S003 January 2023 Rev. A00...
- Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2023 Dell Inc. or its subsidiaries. All rights reserved. Dell Technologies, Dell, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.
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Page 3: Table Of Contents
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 BitLocker..................................9 Chapter 2: Removing and installing components................10 Left-side cover................................... - Page 4 Clearing CMOS settings..............................69 Clearing BIOS (System Setup) and System passwords..................69 Chapter 5: Troubleshooting......................70 Locate the Service Tag or Express Service Code of your Dell computer ..........70 SupportAssist diagnostics............................... 70 Power-Supply Unit Built-in Self-Test ..........................70 System diagnostic lights..............................70...
- Page 5 Recovering the operating system..........................72 Real Time Clock—RTC reset............................72 Backup media and recovery options..........................73 WiFi power cycle................................73 Chapter 6: Getting help and contacting Dell................74 Contents...
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Page 6: Chapter 1: Working Inside Your Computer
You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that is shipped with the product or at www.dell.com/regulatory_compliance. -
Page 7: Safety Precautions
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. -
Page 8: Esd Field Service Kit
Always place parts in your hand, on the ESD mat, in the system, or inside an anti-static bag. ● 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. Working inside your computer... -
Page 9: Transporting Sensitive Components
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. -
Page 10: Chapter 2: Removing And Installing Components
Removing and installing components NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Left-side cover Removing the left-side cover Prerequisites 1. Follow the procedure in Before working inside your computer. About this task The following image indicates the location of the left-side cover and provides a visual representation of the removal procedure. -
Page 11: Front Cover
About this task The following image indicates the location of the left-side cover and provides a visual representation of the installation procedure. Steps 1. Align the left-side cover on the left side of the chassis. 2. Hold the tab on the left-side cover firmly. Slide the left-side cover into the chassis towards the front cover. 3. -
Page 12: Installing The Front Cover
Steps 1. Gently pry and release the tabs that secure the front cover to the chassis. 2. Lift the front cover away from the chassis. Installing the front cover Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following images indicate the location of the front cover and provides a visual representation of the installation procedure. -
Page 13: Hard Drive
Steps 1. Align and insert the tabs on the front cover into the slots on right side of the chassis. 2. Rotate the front cover towards the chassis and snap the tabs on the front cover into place. Next steps 1. -
Page 14: Installing The 2.5-Inch Hard Drive
Steps 1. Remove the (#6-32) screw that secures the 2.5-inch hard-drive assembly to the hard-drive and optical-drive bracket. 2. Disconnect the data and power cables from the connectors on the hard drive. 3. Lift and slide the 2.5-inch hard-drive assembly away from the hard-drive and optical-drive bracket. 4. -
Page 15: Installing The 3.5-Inch Hard Drive
Steps 1. Disconnect the data and power cable from the connectors on the 3.5-inch hard drive. 2. Remove the two (#6-32) screws that secure the 3.5-inch hard-drive assembly to the hard-drive and optical-drive bracket. 3. Lift and slide the 3.5-inch hard-drive assembly away from the hard-drive and optical-drive bracket. 4. - Page 16 Steps 1. Align and slide the 3.5-inch hard drive into the hard-drive cage. 2. Replace the two (#6-32) screws to secure the 3.5-inch hard drive to the hard-drive cage. 3. Align and slide the hard drive assembly into the hard-drive and optical-drive bracket. 4.
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Page 17: Hard-Drive And Optical-Drive Cage
Hard-drive and optical-drive cage Removing the hard-drive and optical-drive cage Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the left-side cover. 3. Remove the front cover. 4. Remove the 3.5-inch hard drive 2.5-inch hard drive. About this task The following image indicates the location of the hard-drive and optical-drive cage and provides a visual representation of the removal procedure. -
Page 18: Installing The Hard-Drive And Optical-Drive Cage
NOTE: The data and power cables are still connected to the optical drive. Carefully slide out the hard-drive and optical-drive bracket. NOTE: Skip this step if the computer is not shipped with an optical drive. 3. Hold onto the hard-drive and optical-drive bracket and turn it over. 4. -
Page 19: Optical Drive (Optional)
Steps 1. Connect the data and power cables to the connectors on the optical drive. 2. Route the data and power cables through the routing guides on the hard-drive and optical-drive bracket. 3. Hold the hard-drive and optical-drive bracket near the chassis, and connect the data and power cables to the connectors on the optical drive. -
Page 20: Installing The Optical Drive
Steps 1. Place the hard-drive and optical-drive bracket on a flat surface to locate the (M2x3) screw. 2. Remove the (M2x3) screw that secures the optical drive to the hard-drive and optical-drive bracket. 3. Slide the optical drive out from the hard-drive and optical-drive bracket. 4. - Page 21 Steps 1. Align the optical drive bezel to the optical drive and snap the bezel onto the optical drive. NOTE: Start from the edge of the bezel with the smaller securing tabs and snap them into place. 2. Slide the optical drive into the hard-drive and optical-drive bracket. 3.
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Page 22: Power Button
Power button Removing the power button Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the left-side cover. 3. Remove the front cover. 4. Remove the 3.5-inch hard drive 2.5-inch hard drive. 5. Remove the hard-drive and optical-drive cage. -
Page 23: Memory
Steps 1. Slide the power-button cable through the slot on the front of the chassis. 2. Press the tabs on the power button and insert the power button through the slot on the front of the chassis until the power button is secure in place. -
Page 24: Installing The Memory
Steps 1. Pull the securing clips on each end of the memory-module slot down to release the memory module. 2. Grasp the memory module from the middle and remove the memory module from memory-module slot. NOTE: Repeat Steps 1 and 2 to remove any other memory modules installed in your computer. Installing the memory Prerequisites If you are replacing a component, remove the existing component before performing the installation process. -
Page 25: Solid-State Drive
Steps 1. Align the notch on the memory module with the tab on the memory-module slot. 2. Press the memory module down until the memory module snaps into place and the securing clips lock in place. NOTE: Repeat Steps 1 and 2 to remove any other memory modules installed in your computer. Next steps 1. -
Page 26: Installing The M.2 2230 Solid-State Drive
Installing the M.2 2230 solid-state drive Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task NOTE: If you are replacing a M.2 2280 solid-state drive with a M.2 2230 solid-state drive, ensure the M.2 2280 solid-state drive is removed first. -
Page 27: Removing The M.2 2280 Solid-State Drive
Next steps 1. Install the hard-drive and optical-drive cage. 2. Install the 3.5-inch hard drive 2.5-inch hard drive. 3. Install the front cover. 4. Install the left-side cover. 5. Follow the procedure in After working inside your computer. Removing the M.2 2280 solid-state drive Prerequisites 1. - Page 28 About this task NOTE: If you are replacing a M.2 2230 solid-state drive with a M.2 2280 solid-state drive, ensure the M.2 2230 solid-state drive is removed first. NOTE: See the procedure for removing the M.2 2230 solid-state drive. NOTE: The following image indicates the location to install the solid-state drive screw mount based on form factor.
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Page 29: Wireless Card
4. Install the left-side cover. 5. Follow the procedure in After working inside your computer. Wireless card Removing the wireless card Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the left-side cover. 3. Remove the front cover. -
Page 30: Installing The Wireless Card
Installing the wireless card Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image indicates the location of the wireless card and provides a visual representation of the installation procedure. Steps 1. -
Page 31: Coin-Cell Battery
Coin-cell battery Removing the coin-cell battery Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the left-side cover. About this task The following image indicates the location of the coin-cell battery and provides a visual representation of the removal procedure. Steps Push the coin-cell battery securing-clip on the coin-cell battery socket to release the coin-cell battery. -
Page 32: Media-Card Reader (Optional)
Steps Insert the coin-cell battery into the battery socket with the positive side (+) label facing up, and snap the battery into place. Next steps 1. Install the left-side cover. 2. Follow the procedure in After working inside your computer. Media-card reader (optional) Removing the media-card reader Prerequisites... -
Page 33: Installing The Media-Card Reader
Steps 1. Remove the two screws (M3x5) that secure the media-card reader bracket to the system board and the chassis. 2. Push the media-card reader bracket to release it from the chassis 3. Slide and lift the media-card reader and the bracket off the system board. Installing the media-card reader Prerequisites If you are replacing a component, remove the existing component before performing the installation process. -
Page 34: Power Supply Unit
Steps 1. Align the screw hole on the media-card reader bracket with the screw holes on the system board and the chassis. 2. Align and slide the media-card reader and the bracket into the slot on the system board. 3. Replace the two screws (M3x5) to secure the media-card reader bracket on the system board and the chassis. Next steps 1. - Page 35 Steps 1. Press the securing clips and disconnect the processor-power cable and the system-board power cable from the connectors on the system board. 2. Unroute the power supply unit cables from the routing guides on the chassis. Removing and installing components...
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Page 36: Installing The Power Supply Unit
3. In a reverse sequential order (3>2>1), remove the three screws (#6-32) that secure the power supply unit on the chassis. 4. Slide and lift the power supply unit off the chassis. Installing the power supply unit Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following images indicate the location of the power supply unit and provide a visual representation of the installation procedure. -
Page 37: Antenna Modules
Steps 1. Align and slide the tabs on the power supply unit into the latches on the chassis. 2. Align the screw holes on the power supply unit with the screw holes on the chassis. 3. In a sequential order (1>2>3), replace the three screws (#6-32) to secure the power supply unit on the chassis. 4. -
Page 38: Installing The Antenna Modules
4. Remove the 3.5-inch hard drive 2.5-inch hard drive. 5. Remove the hard-drive and optical-drive cage. 6. Remove the wireless card. About this task The following image indicates the location of the antenna modules and provides a visual representation of the removal procedure. -
Page 39: Fan Shroud
Steps 1. Align the screws on the antenna modules with the screw holes on the chassis. 2. Replace the two screws (M2x3) to secure the antenna modules on the chassis. 3. Route the antenna cables through the routing guides on the chassis. 4. -
Page 40: Installing The Fan Shroud
Steps 1. Pull the securing tabs of the fan shroud to release the fan shroud from the processor fan. 2. Lift the fan shroud off the processor fan. Installing the fan shroud CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation process. -
Page 41: Processor Fan And Heat-Sink Assembly
Steps 1. Align the fan shroud over the processor fan. NOTE: The side of the fan with the word 'REAR' written must face the rear of the chassis. NOTE: The stubs on the fan shroud must align to the corresponding stub holes on the processor fan. 2. -
Page 42: Installing The Fan And Heat-Sink Assembly
Steps 1. Disconnect the fan and heat-sink assembly cable from the connector on the system board. 2. In a reverse sequential order (4>3>2>1), loosen the four captive screws that secure the processor fan and heat-sink assembly to the system board. 3. -
Page 43: Processor
Steps 1. Gently align and place the processor fan and heat-sink assembly on the processor. 2. Align the screw holes on the processor fan and heat-sink assembly with the screw holes on the system board. 3. In a sequential order (1>2>3>4), tighten the four captive screws to secure the processor fan and heat-sink assembly on the system board. -
Page 44: Installing The Processor
Steps 1. Press the release lever down and push the lever away from the processor to release the lever from the securing tab. 2. Extend the release lever completely and open the processor cover. 3. Gently lift and remove the processor from the processor socket. Installing the processor CAUTION: The information in this section is intended for authorized service technicians only. -
Page 45: System Board
Steps 1. Extend the release lever and the processor cover completely in an open position. 2. Align the notches on the processor with the tabs on the processor socket. 3. Place the processor in the processor socket. 4. Close the processor cover. 5. - Page 46 1. Processor-power cable connector (ATX CPU1) 2. Processor socket 3. Processor-power cable connector (ATX CPU2) 4. Processor-fan cable connector 5. Memory module slots 6. M.2 2230/2280 solid-state drive slot 7. Power-button cable connector 8. Media-card reader cable connector 9. System-board power cable connector (ATX SYS) 10.
- Page 47 Removing and installing components...
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Page 48: Installing The System Board
Steps 1. Remove the screw (#6-32) that secures the front I/O bracket to the chassis. 2. Lift and remove the front I/O bracket off the chassis. 3. Disconnect the following cables from the system board. ● hard-drive and optical-drive power cable ●... - Page 49 1. Processor-power cable connector (ATX CPU1) 2. Processor socket 3. Processor-power cable connector (ATX CPU2) 4. Processor-fan cable connector 5. Memory module slots 6. M.2 2230/2280 solid-state drive slot 7. Power-button cable connector 8. Media-card reader cable connector 9. System-board power cable connector (ATX SYS) 10.
- Page 50 Removing and installing components...
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Page 51: Recommended Tools
Steps 1. Slide the system board at an angle with the rear external ports aligned to their respective openings at the rear of the chassis. 2. Place the system board onto the chassis. 3. Replace the seven screws (#6-32) and the screw (#6-32x3.8) to secure the system board on the chassis. 4. -
Page 52: Screw List
Processor fan and heat- System board Captive sink assembly System board Chassis #6-32 #6-32x3.8 Antenna modules Chassis M2x3 Major components of Vostro 3020 Small Desktop The following image shows the major components of Vostro 3020 Small Desktop. Removing and installing components... - Page 53 1. Left-side cover 2. Front-I/O bracket 3. Memory module 4. Hard-drive cage 5. Hard drive 6. Hard-drive and optical-drive bracket 7. Front cover 8. Chassis 9. Power-supply unit 10. System board 11. Fan and heat-sink assembly 12. Fan shroud 13. Optical drive (optional) 14.
- Page 54 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 purchased by the customer. Contact your Dell sales representative for purchase options. Removing and installing components...
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Page 55: Chapter 3: Drivers And Downloads
Drivers and downloads When troubleshooting, downloading or installing drivers it is recommended that you read the Dell Knowledge Based article, Drivers and Downloads FAQ 000123347. Drivers and downloads... -
Page 56: Chapter 4: Bios Setup
BIOS 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: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed. NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information for future reference. -
Page 57: System Setup Options
The one-time boot menu displays the devices that you can boot from including the diagnostic option. The boot menu options are: ● Removable Drive (if available) ● STXXXX Drive (if available) NOTE: XXX denotes the SATA drive number. ● Optical Drive (if available) ●... - Page 58 Table 3. System setup options—System information menu (continued) Overview DIMM 1 Size Displays the DIMM 1 memory size. DIMM 2 Size Displays the DIMM 2 memory size. DEVICES Video Controller Displays the video controller type of the computer. Video Memory Displays the video memory information of the computer.
- Page 59 Table 4. System setup options—Boot Configuration menu (continued) Boot Configuration ● Append from File will add a key to the current database from a user- selected file. ● Delete will delete the selected key. ● Reset All Keys will reset all four keys to their default settings. By default, PK security key database is selected.
- Page 60 Table 6. System setup options—Storage menu Storage SATA Operation SATA/NVMe Operation Configures operating mode of the integrated storage device controller. Default: RAID On. Storage device is configured to support RAID. (Intel® Rapid Restore Technology) Storage Interface Port Enablement Enables or disables the onboard drives. Default: SATA-0 is ON Default: SATA-1 is ON Default: SATA-3 is ON...
- Page 61 Table 8. System setup options—Connection menu (continued) Connection HTTP(s) Boot Feature Enables or disables internal speaker. By default, Enable Internal Speaker is selected. HTTP(s) Boot Enables or disables HTTP(s) Boot Feature. Default: ON HTTP(s) Boot Modes Configure the HTTP(s) Boot Mode. Auto Mode will extract Boot URL from the Dynamic Host Configuration Protocol (DHCP).
- Page 62 Table 10. System setup options—Security menu (continued) Security SHA-256 Enable or disable SHA-256. Default: OFF Clear Enable or disable the Intel Platform Trust Technology (PPT) owner information. When enabled, this setting will reset the PPT to its default state. Changes to this setting take effect after exiting the BIOS setup menu. Default: OFF PPI ByPass for Clear Commands Enable or disable the TPM Physical Presence Interface (PPI).
- Page 63 Allow Non-Admin PSID Revert Enable Allow Non-Admin PSID Revert Enables or disables Physical Security ID (PSID) revert of NVMe storage drives from the Dell Security Manager prompt. Default: Disabled NOTE: When disabled, the PSID revert is protected by the BIOS Admin...
- Page 64 Enables or disables cloud Service OS recovery if the main OS fails to boot within the number of failures equal or greater than the value specified by Dell Auto OS Recovery Threshold, and local Service does not boot, or is not installed.
- Page 65 Table 14. System setup options—Keyboard menu (continued) Keyboard Enable Keyboard Error Detection Enables or disables report of keyboard-related errors when the computer boots. Default: ON Numlock LED Enable Numlock LED Enables or disables Numlock when the computer boots. Default: ON Table 15.
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Page 66: Updating The Bios
7. After the download is complete, browse the folder where you saved the BIOS update file. 8. Double-click the BIOS update file icon and follow the on-screen instructions. For more information, search in the Knowledge Base Resource at www.dell.com/support. Updating the BIOS in Linux and Ubuntu... -
Page 67: Updating The Bios Using The Usb Drive In Windows
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. -
Page 68: System And Setup Password
Steps 1. From a turn off state, insert the USB drive where you copied the flash into a USB port of the computer. 2. Turn on the computer and press F12 to access the One-Time Boot Menu, select BIOS Update using the mouse or arrow keys then press Enter. -
Page 69: Deleting Or Changing An Existing System Setup Password
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. NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows or your application. -
Page 70: Chapter 5: Troubleshooting
Locate the Service Tag or Express Service Code of your Dell computer Your Dell computer is uniquely identified by a Service Tag or Express Service Code. To view relevant support resources for your Dell computer, enter its Service Tag or Express Service Code at www.dell.com/support. - Page 71 Table 20. LED codes (continued) Diagnostic light codes Problem description Motherboard, covers BIOS corruption or ROM error No Memory/RAM detected Memory/RAM failure Invalid memory installed Motherboard/chipset error CMOS battery failure PCI of Video card/chip failure Recovery Image not found Recovery Image found but invalid EC ran into power sequencing failure Flash corruption detected by SBIOS Timeout waiting on ME to reply to HECI message...
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Page 72: Recovering The Operating System
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. -
Page 73: Backup Media And Recovery Options
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... -
Page 74: Chapter 6: Getting Help And Contacting Dell
Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 22. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com Tips Contact Support In Windows search, type Contact Support, and press Enter.