background image

Steps

1. Place and slide the power supply into its slot on the chassis.
2. Replace the three (#6-32) screws to secure the power-supply unit to the chassis.
3. Route the power cable through the routing guides on the chassis and connect the power cables to their respective

connectors on the system board.

NOTE:

 The power-supply cable is connected to the system board at two locations and supply power to the following

components at the two location:

Processor - ATX CPU connector

System board - ATX SYS connector

Next steps

1. Install the 

side cover

.

2. 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 on your computer

.

WARNING:

 The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to

cool before touching it.

Disassembly and reassembly

35

Summary of Contents for Vostro 3890

Page 1: ...Vostro 3890 Service Manual Regulatory Model D29M Regulatory Type D29M004 April 2021 Rev A00 ...

Page 2: ...ential 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 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 trademarks of their respective owners ...

Page 3: ...the safety instructions that is shipped with the product or at www dell com regulatory_compliance CAUTION Before touching anything inside your computer ground yourself by touching an unpainted metal surface such as the metal at the back of the computer While you work periodically touch an unpainted metal surface to dissipate static electricity which could harm internal components CAUTION When you ...

Page 4: ...wire ensure that it is connected to bare metal and never to a painted or non metal surface The wrist strap should be secure and in full contact with your skin and ensure that you remove all jewelry such as watches bracelets or rings prior to bonding yourself and the equipment Electrostatic discharge ESD protection ESD is a major concern when you handle electronic components especially sensitive co...

Page 5: ...all and at a minimum test once per week A wrist strap tester is the best method for doing this test If you do not have your own wrist strap tester check with your regional office to find out if they have one To perform the test plug the wrist strap s bonding wire into the tester while it is strapped to your wrist and push the button to test A green LED is lit if the test is successful a red LED is...

Page 6: ...re that no stray screws remain inside your computer 2 Connect any external devices peripherals or cables you removed before working on your computer 3 Replace any media cards discs or any other parts that you removed before working on your computer 4 Connect your computer and all attached devices to their electrical outlets 5 Turn on your computer 6 Working inside your computer ...

Page 7: ...torage box This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced NOTE Some computers have magnetic surfaces Ensure that the screws are not left attached to such surface when replacing a component NOTE Screw color may vary with the configuration ordered Table 1 Screw list Component Screw type Quantity Image Side cover 6 32 2 M 2 2230 2...

Page 8: ...Major components of your system 1 Side cover 8 Disassembly and reassembly ...

Page 9: ...s card 13 Processor 14 Power supply unit Side cover Removing the side cover Prerequisites 1 Follow the procedure in Before working on your computer NOTE Ensure that the security cable is removed from the security cable slot if applicable About this task The following images indicate the location of the side cover and provide a visual representation of the removal procedure Disassembly and reassemb...

Page 10: ...and remove the side cover off the chassis Installing the side cover 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 side cover and provides a visual representation of the installation procedure 10 Disassembly and reassembly ...

Page 11: ...he slots on the chassis and slide it towards the front of the computer 2 Tighten the two thumb screws 6 32 to secure the side cover to the chassis Next steps 1 Follow the procedure in After working inside your computer Disassembly and reassembly 11 ...

Page 12: ...l and provide a visual representation of the removal procedure Steps 1 Gently pry and release the front bezel tabs sequentially from the top 2 Rotate the front bezel outward from the chassis 3 Remove the front bezel from the computer Installing the front bezel Prerequisites If you are replacing a component remove the existing component before performing the installation process 12 Disassembly and ...

Page 13: ... 2 Press the bezel until the tabs clicks into place Next steps 1 Install the side cover 2 Follow the procedure in After working inside your computer Fan shroud Removing the fan shroud Prerequisites 1 Follow the procedure in Before working on your computer 2 Remove the side cover About this task The following images indicate the location of the fan shroud and provide a visual representation of the ...

Page 14: ...t and remove the fan shroud from the computer Installing the fan shroud 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 fan shroud and provides a visual representation of the installation procedure 14 Disassembly and reassembly ...

Page 15: ... side cover 2 Follow the procedure in After working inside your computer Memory modules Removing the memory modules Prerequisites 1 Follow the procedure in Before working on your computer 2 Remove the side cover About this task The following images indicate the location of the memory modules and provide a visual representation of the removal procedure Disassembly and reassembly 15 ...

Page 16: ...ot NOTE If the memory module is difficult to remove gently ease the memory module back and forth to remove it from the slot Installing the memory modules Prerequisites If you are replacing a component remove the existing component before performing the installation process About this task NOTE Caution To prevent damage to the memory module hold the memory module by the edges Do not touch the compo...

Page 17: ... it clicks into place NOTE The securing clips must return to the locked position when the memory modeule is installed If you do not hear the click remove the memory module and reinstall it NOTE Repeat step 1 to step 3 when installing more than one memory module in your computer Next steps 1 Install the side cover 2 Follow the procedure in After working inside your computer 3 5 inch hard drive Remo...

Page 18: ... 6 32 screws that secure the 3 5 inch hard drive 3 Lift the 3 5 inch hard drive away from the system Installing the 3 5 inch hard drive Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following images indicate the location of the 3 5 inch hard drive and provides a visual representation of the installation...

Page 19: ...teps 1 Install the front bezel 2 Install the side cover 3 Follow the procedure in After working inside your computer Solid state drive Removing the M 2 2230 solid state drive Prerequisites 1 Follow the procedure in Before working on your computer 2 Remove the side cover About this task The following images indicate the location of the M 2 2230 solid state drive and provide a visual representation ...

Page 20: ...em board 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 The following image indicates the location of the M 2 2230 solid state drive and provides a visual representation of the installation procedure 20 Disassembly and reassembly ...

Page 21: ...em board Next steps 1 Install the side cover 2 Follow the procedure in After working inside your computer Removing the M 2 2280 solid state drive Prerequisites 1 Follow the procedure in Before working on your computer 2 Remove the side cover About this task The following images indicate the location of the M 2 2280 solid state drive and provide a visual representation of the removal procedure Disa...

Page 22: ...em board Installing the M 2 2280 solid state drive 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 M 2 2280 solid state drive and provides a visual representation of the installation procedure 22 Disassembly and reassembly ...

Page 23: ...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 battery NOTE After a service incident where the system board is replaces or when the coin cell battery is replaced an RTC reset cycle will occur When an RTC Reset cycle occurs the computer turns on and off three times An Invalid Configuration error ...

Page 24: ...battery off its slot on the system board Installing the coin cell battery 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 coin cell battery and provides a visual representation of the installation procedure 24 Disassembly and reassembly ...

Page 25: ...nstall the side cover 2 Follow the procedure in After working inside your computer Wireless card Removing the wireless card Prerequisites 1 Follow the procedure in Before working on your computer 2 Remove the side cover About this task The following images indicate the location of the wireless card and provide a visual representation of the removal procedure Disassembly and reassembly 25 ...

Page 26: ...4 Slide and remove the wireless card at an angle from the wireless card slot 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 26 Disassembly and reassemb...

Page 27: ...triangle White Auxiliary black triangle Black 2 Slide and place the wireless card bracket on the wireless card 3 Align the notch on the wireless card with the tab on the wireless card slot 4 Slide the wireless card at an angle into the wireless card slot 5 Replace the screw M2x3 to secure the wireless card to the system board Next steps 1 Install the side cover 2 Follow the procedure in After work...

Page 28: ...2 Pull down on the retention tab to release the optical drive 3 Slide and remove the optical drive from the front slot on the chassis Installing the optical drive Prerequisites If you are replacing a component remove the existing component before performing the installation process About this task NOTE When installing the optional optical drive ensure that the front cover of your computer has the ...

Page 29: ... 1 Install the front bezel 2 Install the side cover 3 Follow the procedure in After working inside your computer Graphics card Removing the graphics card Prerequisites 1 Follow the procedure in Before working on your computer 2 Remove the side cover About this task The following images indicate the location of the graphics card and provides a visual representation of the removal procedure Disassem...

Page 30: ...s card out from the PCIe x16 card slot Installing the graphics card Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following images indicate the location of the graphics card and provides a visual representation of the installation procedure 30 Disassembly and reassembly ...

Page 31: ...ly Ensure that the card is firmly seated 3 Close the expansion card door Next steps 1 Install the side cover 2 Follow the procedure in After working inside your computer Power supply unit Removing the power supply unit Prerequisites 1 Follow the procedure in Before working on your computer 2 Remove the side cover Disassembly and reassembly 31 ...

Page 32: ...o that you can route them correctly while you are replacing the power supply unit About this task The following images indicate the location of the power supply unit and provides a visual representation of the removal procedure 32 Disassembly and reassembly ...

Page 33: ... 4 Slide and lift the power supply unit from its slot on the chassis Installing the power supply unit Prerequisites If you are replacing a component remove the existing component before performing the installation procedure WARNING The cables and ports on the back of the power supply unit are color coded to indicate the different power wattage Ensure that you plug in the cable to the correct port ...

Page 34: ...34 Disassembly and reassembly ...

Page 35: ...ystem board at two locations and supply power to the following components at the two location Processor ATX CPU connector System board ATX SYS connector Next steps 1 Install the side cover 2 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 on your computer WARNING The...

Page 36: ... 4 3 2 1 loosen the four captive screws that secure the fan and heat sink assembly to the system board 3 Lift the fan and heat sink assembly off the system board Installing the fan and heat sink assembly Prerequisites If you are replacing a component remove the existing component before performing the installation process About this task NOTE If either the processor or the fan and heat sink assemb...

Page 37: ...e to the connector on the system board Next steps 1 Install the fan shroud 2 Install the side cover 3 Follow the procedure in After working inside your computer Processor Removing the processor Prerequisites 1 Follow the procedure in Before working on your computer 2 Remove the side cover 3 Remove the fan shroud 4 Remove the fan and heat sink assembly NOTE Caution The processor may become hot duri...

Page 38: ...Press the release lever down and then push it away from the processor to release it from the securing tab 2 Lift the lever upward to lift the processor cover CAUTION When removing the processor do not touch any of the pins inside the socket or allow any objects to fall on the pins in the socket 3 Gently lift the processor from its socket on the system board Installing the processor Prerequisites I...

Page 39: ...pin 1 corner of the processor socket and then place the processor in the processor socket NOTE The pin 1 corner of the processor has a triangle that aligns with the triangle on the pin 1 corner on the processor socket When the processor is properly seated all four corners are aligned at the same height If one or more corners of the processor are higher than the others the processor is not seated p...

Page 40: ...ocation of the power button and provides a visual representation of the removal procedure Steps 1 Disconnect the power button cable from the connector on the system board 2 Press the release tabs on the power button module and push it out to the front side of the chassis 3 Remove the power button out from the chassis Installing the power button Prerequisites If you are replacing a component remove...

Page 41: ... power button switch into the slot from the front side of the chassis 2 Push the power button in until you hear a click from the retention tabs 3 Connect the power button cable to the connector on the system board Next steps 1 Install the front bezel 2 Install the side cover 3 Follow the procedure in After working inside your computer Disassembly and reassembly 41 ...

Page 42: ...r connector 7 SATA 2 connector 8 SATA power cable connector 9 SATA 1 connector 10 M 2 WLAN connector 11 SATA 3 connector 12 M 2 PCIe SSD connector 13 Jumper connectors 14 PCIe x16 Slot 3 15 PCIe x1 Slot 2 16 PCIe x1 Slot 1 17 Processor socket Removing the system board Prerequisites 1 Follow the procedure in Before working on your computer 42 Disassembly and reassembly ...

Page 43: ...stem board note the location of the connectors so that you can reconnect the cables correctly after you replace the system board 2 Remove the side cover 3 Remove the front bezel 4 Remove the wireless card 5 Remove the 3 5 inch hard drive 6 Remove the memory module 7 Remove the M2 2230 SSD M2 2280 SSD 8 Remove the graphics card 9 Remove the coin cell battery 10 Remove the fan and heat sink assembly...

Page 44: ...44 Disassembly and reassembly ...

Page 45: ...the front I O bracket to the chassis 2 Slide and remove the front I O bracket from the chassis 3 Disconnect the following cables that are connected to the system board and remove them from the routing points on the chassis Disassembly and reassembly 45 ...

Page 46: ...n angle and remove the system board off the chassis Installing the system board Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following images indicate the location of the system board and provides a visual representation of the installation procedure 46 Disassembly and reassembly ...

Page 47: ...Disassembly and reassembly 47 ...

Page 48: ...s align with the ones on the system board 2 Replace the eight screws 6 32 that secure the system board to the chassis 3 Using the routing points on the chassis route and reconnect the following cables to the connectors on the system board Power supply cables 48 Disassembly and reassembly ...

Page 49: ...y 4 Install the graphics card 5 Install the M 2 2230 SSD M 2 2280 SSD 6 Install the memory module 7 Install the front bezel 8 Install the side cover 9 Follow the procedure in After working inside your computer NOTE Your computer s Service Tag is stored in the system board You must enter the Service Tag in the BIOS setup program after you replace the system board NOTE Replacing the system board rem...

Page 50: ...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 SLN128938 3 50 Drivers and downloads ...

Page 51: ... installed devices the items listed in this section may or may not appear Table 3 System setup options System information menu General System Information System Information BIOS Version Displays the BIOS version number Service Tag Displays the Service Tag of the computer Asset Tag Displays the Asset Tag of the computer Ownership Tag Displays the ownership tag of the computer Manufacture Date Displ...

Page 52: ...e computer LOM MAC Address Displays the LOM MAC address of the computer Video Controller Displays the video controller type of the computer Audio Controller Displays the audio controller information of the computer Wi Fi Device Displays the wireless device information of the computer Bluetooth Device Displays the Bluetooth device information of the computer Boot Sequence Boot Sequence Displays the...

Page 53: ...ry display Table 6 System setup options Security menu Security Admin Password Set change or delete the administrator password System Password Set change or delete the system password Internal HDD 0 Password Set change or delete the internal hard disk drive password Password Configuration Control the minimum and maximum number of characters allowed for Admin and System passwords Password Change Ena...

Page 54: ...Enclave Reserve Memory Size Performance Multi Core Support Enable multiple cores Default Enabled Intel SpeedStep Enable or disable Intel Speedstep Technology Default Enabled NOTE If enabled the processor clock speed and core voltage are adjusted dynamically based on the processor load C States Control Enable or disable additional processor sleep states Default Enabled Intel TurboBoost Enable or di...

Page 55: ...M can utilize the additional hardware capabilities provided by Intel Virtualization Technology for Direct I O Table 10 System setup options Wireless menu Wireless Wireless Device Enable Enable or disable internal wireless devices Table 11 System setup options Maintenance menu Maintenance Service Tag Display the system s Service Tag Asset Tag Create a system Asset Tag SERR Messages Enable or disabl...

Page 56: ...e CPU is capable of reaching Current Clock Speed This field mentions the clock speed that the CPU is running at currently Core Count This field gives the count of the physical cores on the CPU Processor ID Processor L3 Cache This field shows the amount of cache storage available on the CPU Microcode Version Intel Hyper Threading Capable This field helps identify if the CPU is capable of Hyper Thre...

Page 57: ...n Options Description Boot Sequence Boot Mode UEFI only This section allows the user to choose the first bootable device that the computer should use to boot the system It lists all potential bootable devices Windows Boot Manager Enabled by default UEFI Boot Drive Enabled by default Add Boot option Allows the user to manually add a Boot path Secure Digital SD Card Boot This section contains a togg...

Page 58: ...MM SS in 24 hour format The user also has an option to switch between 12 hours or 24 hours clock Audio Enable Audio This section contains a toggle switch that allows the user to enable or disable the audio on the computer It also allows the user to Enable Microphone Enabled by default USB Configuration This section helps the user to make changes to the USB settings on the computer The options avai...

Page 59: ...efault Storage Interface Port Enablement This section allows the user to enable or disable the onboard drives on the computer The following options is available ON by default SATA 0 SATA 1 SATA 3 M 2 PCIe SSD 0 SMART Reporting Enable SMART Reporting This section contains a toggle switch that allows the user to enable or disable the S M A R T Self Monitoring Analysis and Reporting Technology option...

Page 60: ...nable This section contains a toggle switch that allows the user to enable or disable WLAN and Bluetooth on the computer The options are as follows WLAN Enabled by default Bluetooth Enabled by default Enable UEFI Network Stack This section contains a toggle switch that allows the user to enable or disable installation of UEFI networking protocols ON by default Wireless Radio Control This section c...

Page 61: ... section allows the user to set the ASPM level The options here are Auto There is handshaking between the device and PCI Express hub Selected by default Disabled ASPM power management is turned off at all times L1 Only ASPM power management is set to level 1 Block Sleep This section determines how aggressively the system is conserving power while in Shutdown S5 or Hiernate S4 mode The options are ...

Page 62: ... 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 Selected by default Disable Absolute Disables Absolute Persistence The firmware Persistence Module is not installed Permanently Disable Absolute Permanently disables Absolute Persistence modu...

Page 63: ...ol how users can or cannot access BIOS setup OFF by default Active Password Lockout Enable Active Password Lockout This section contains a toggle switch which allows the user to disable active password support OFF by default Update Recovery This section provides details on Update Recovery settings Table 23 Update Recovery Options Description UEFI capsule Firmware Updates Enable UEFI Capsule Firmwa...

Page 64: ...ected by default 3 System Management This section provides System Management settings Table 24 System Management Options Description Service Tag Service Tag This field provides the unique Service Tag of the computer Asset Tag Asset Tag This field provides the asset tag which is a unique and up to 64 character identification that can be set by the IT administrator Wake on LAN Wake on LAN This field...

Page 65: ...yboard Error Detection This field contains a toggle switch ON OFF to allow the keyboard related errors to be reported when the system boots Numlock LED This field contains a toggle switch ON OFF to allow the user to decide if the Numlock LED should be on when the system boots Virtualization This section provides details on Virtualization settings Table 26 Virtualization Options Description Intel V...

Page 66: ... Turbo Boost Technology enabled by default Disabled Does not allow the Intel Turbo Boost Technology driver to increase the performance state of the processor above the standard performance Enabled Allows the Intel Turbo Boost Technology to increase the performance of the CPU or graphics processor Intel Hyper Threading Technology Enable Intel Hyper Threading Technology This field allows the user to...

Page 67: ... see the knowledge base article 000145519 at www dell com support 3 Copy the BIOS setup program file to the bootable USB drive 4 Connect the bootable USB drive to the computer that needs the BIOS update 5 Restart the computer and press F12 when the Dell logo is displayed on the screen 6 Boot to the USB drive from the One Time Boot Menu 7 Type the BIOS setup program filename and press Enter 8 The B...

Page 68: ...p press F12 immediately after a power on or reboot Steps 1 In the System BIOS or System Setup screen select System Security and press Enter The System Security screen is displayed 2 In the System Security screen verify that Password Status is Unlocked 3 Select System Password update or delete the existing system password and press Enter or Tab 4 Select Setup Password update or delete the existing ...

Page 69: ...d For more information see Resolve Hardware Issues With Built in and Online Diagnostics SupportAssist ePSA ePSA or PSA Error Codes Running the SupportAssist Pre Boot System Performance Check Steps 1 Turn on your computer 2 As the computer boots press the F12 key as the Dell logo appears 3 On the boot menu screen select the Diagnostics option 4 Click the arrow at the bottom left corner Diagnostics ...

Page 70: ... LED light then blinks White 1 to 9 times followed by a longer pause before the next cycle starts again after a short interval Example No Memory detected 2 3 Power button LED blinks 2 times in Amber followed by a pause and then blinks 3 times in White The Power button LED will pause for few seconds before the next cycle repeats itself again Table 30 Diagnostic LED status Blinking pattern Problem d...

Page 71: ...ound but invalid Flash latest BIOS version If problem persists replace the system board 3 5 Power Rail Failure EC ran into power sequencing failure EC ran into power sequencing failure If problem persists replace the system board 3 6 Flash corruption detected by SBIOS Flash corruption detected by SBIOS If problem persists replace the system board 3 7 Intel ME Management Engine time out error Timeo...

Page 72: ...e screen Flashing BIOS USB key Steps 1 Follow the procedure from step 1 to step 7 in Flashing the BIOS to download the latest BIOS setup program file 2 Create a bootable USB drive For more information see the knowledge base article 000145519 at www dell com support 3 Copy the BIOS setup program file to the bootable USB drive 4 Connect the bootable USB drive to the computer that needs the BIOS upda...

Page 73: ...7 Turn on your computer Troubleshooting 73 ...

Page 74: ...ervice Tag or Express Service Code at www dell com support For more information on how to find the Service Tag for your computer see Locate the Service Tag on your computer Dell knowledge base articles for a variety of computer concerns 1 Go to www dell com support 2 On the menu bar at the top of the Support page select Support Knowledge Base 3 In the Search field on the Knowledge Base page type t...

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