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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.

BIOS setup

Содержание D15U

Страница 1: ...OptiPlex 7000 Micro Service Manual Regulatory Model D15U Regulatory Type D15U001 D15U002 June 2022 Rev A01 ...

Страница 2: ...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 2022 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 ...

Страница 3: ...the M 2 2230 PCIe solid state drive 16 Installing the M 2 2230 PCIe solid state drive 17 Removing the M 2 2280 PCIe solid state drive 19 Installing the M 2 2280 PCIe solid state drive 20 WLAN card 21 Removing the WLAN card 21 Installing the WLAN card 22 Fan assembly 24 Removing the fan assembly 24 Installing the fan assembly 25 Heat sink 27 Removing the heat sink 27 Installing the heat sink 28 Coi...

Страница 4: ...p options 59 Updating the BIOS 68 Updating the BIOS in Windows 68 Updating the BIOS in Linux and Ubuntu 68 Updating the BIOS using the USB drive in Windows 68 Updating the BIOS from the F12 One Time boot menu 69 System and setup password 69 Assigning a system setup password 70 Deleting or changing an existing system setup password 70 Clearing BIOS System Setup and System passwords 71 Chapter 5 Tro...

Страница 5: ...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 disconnect a cable pull it by its connector or its pull tab not the cable itself Some cables have connectors with...

Страница 6: ... 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 components such as expansion cards processors memory DIMMs and system boards Very slight charges can damage circuits in ways that may not be obvious such a...

Страница 7: ...t 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 lit and an alarm sounds...

Страница 8: ...er working inside your computer About this task NOTE Leaving stray or loose screws inside your computer may severely damage your computer Steps 1 Replace all screws and ensure 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 wor...

Страница 9: ...lace them in a screw storage 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 surfaces when replacing a component NOTE Screw color may vary with the configuration ordered Table 1 Screw list Component Screw type Quantity Image Side ...

Страница 10: ...o The following image shows the major components of OptiPlex 7000 Micro 1 Side cover 2 Front bezel 3 Fan assembly 4 Heat sink 5 Speaker 6 Speaker holder 7 System board 8 Chassis 9 WLAN card 10 Processor 10 Removing and installing components ...

Страница 11: ...mer Contact your Dell sales representative for purchase options Side cover Removing the side cover Prerequisites 1 Follow the procedure in before working inside your computer NOTE Ensure that you remove the security cable 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 procedu...

Страница 12: ...t the cover 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 indicates the location of the side cover and provides a visual representation of the installation procedure 12 Removing and installing components ...

Страница 13: ...Removing and installing components 13 ...

Страница 14: ...ure in after working inside your computer Front bezel Removing the front bezel Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the side cover About this task The following images indicate the location of the front bezel and provide a visual representation of the removal procedure Steps 1 Pry the retention tabs to release the front bezel from the system 14 Remov...

Страница 15: ... task The following image indicates the location of the front bezel and provides a visual representation of the installation procedure Steps 1 Position the bezel to align the tabs with the slots on the chassis 2 Press the bezel until the release tabs click into place Next steps 1 Install the side cover 2 Follow the procedure in after working inside your computer Removing and installing components ...

Страница 16: ...ites 1 Follow the procedure in before working inside your computer 2 Remove the side cover About this task The following images indicate the location of the solid state drive and provide a visual representation of the removal procedure 16 Removing and installing components ...

Страница 17: ...ff the system board Installing the M 2 2230 PCIe solid state drive Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following image indicates the location of the solid state drive and provides a visual representation of the installation procedure Removing and installing components 17 ...

Страница 18: ...2 Insert the solid state drive at a 45 degree angle into the solid state drive connector 3 Replace the screw M2x3 5 that secures the M 2 2230 PCIe solid state drive to the system board Next steps 1 Install the side cover 2 Follow the procedure in after working inside your computer 18 Removing and installing components ...

Страница 19: ...llow the procedure in before working inside your computer 2 Remove the side cover About this task The following images indicate the location of the solid state drive and provide a visual representation of the removal procedure Removing and installing components 19 ...

Страница 20: ...ff the system board Installing the M 2 2280 PCIe solid state drive Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following image indicates the location of the solid state drive and provides a visual representation of the installation procedure 20 Removing and installing components ...

Страница 21: ...2280 PCIe solid state drive to the system board Next steps 1 Install the side cover 2 Follow the procedure in after working inside your computer WLAN card Removing the WLAN card Prerequisites 1 Follow the procedure in before working inside 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...

Страница 22: ...4 Slide and remove the WLAN card from the connector on the system board Installing the WLAN card Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following image indicates the location of the wireless card and provides a visual representation of the installation procedure 22 Removing and installing compone...

Страница 23: ... triangle White Auxiliary black triangle Black 2 Place the WLAN card bracket to secure the antenna cables 3 Align the notch on the WLAN card with the tab on the WLAN card slot Insert the WLAN card into the connector on the system board 4 Replace the M2x3 5 screw to secure the WLAN card bracket to the WLAN card Next steps 1 Install the side cover 2 Follow the procedure in after working inside your ...

Страница 24: ...ges are still applicable to convey the service procedures accurately 1 Follow the procedure in before working inside your computer 2 Remove the side cover 3 Remove the speaker About this task The following images indicate the location of the fan assembly and provide a visual representation of the removal procedure 24 Removing and installing components ...

Страница 25: ...n the system board Lift the fan assembly out of the system Installing the fan assembly 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 fan assembly and provide a visual representation of the removal procedure Removing and installing components 25 ...

Страница 26: ...Steps 1 Connect the fan cable to the connector on the system board 2 Turn the fan assembly over 26 Removing and installing components ...

Страница 27: ...5 W and 65 W configuration systems Removing the heat sink Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the side cover 3 Remove the speaker 4 Remove the fan assembly About this task The following images indicate the location of the heat sink and provide a visual representation of the removal procedure Steps 1 Loosen the three captive screws that secure the he...

Страница 28: ... procedure About this task The following image indicates the location of the heat sink and provides a visual representation of the installation procedure Steps 1 Align the screws of the heat sink with the holders on the system board and place the heat sink on the processor 2 Tighten the captive screws that secure the heat sink to the system board NOTE Tighten the screws in a sequential order 1 2 3...

Страница 29: ...commended that you note the BIOS setup program settings before removing the coin cell battery 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 gently pry the coin cell battery out of the battery socket on the system board 2 Remove the coin cell battery out of the system In...

Страница 30: ...he 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 inside your computer 2 Remove the side cover 3 Remove the speaker 4 Remove the fan assembly About this task The following images indicate the location of the memory modules and provide a visual representation of the removal pro...

Страница 31: ...tep 2 to remove any other memory modules installed in your computer NOTE Note the slot and the orientation of the memory module in order to replace it in the correct slot Installing the memory modules Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following image s indicate the location of the memory mod...

Страница 32: ...mal pad is not reusable There is no residual upon removal of the SODIMM thermal pad from the system board NOTE The thermal pad can create the push up force when assembling the SODIMM module have to be pressed down and latched 2 Partially remove the anti adhesive paper from the SODIMM thermal pad NOTE Do not touch the adhesive surface of the SODIMM thermal pad 3 Using a scraper press the SODIMM the...

Страница 33: ... Ensure that the SODIMM thermal pad is attached properly and the thermal pad is not bent or out of shape 4 Push and remove the adhesive layer on the SODIMM thermal pad Removing and installing components 33 ...

Страница 34: ... clip locks in place CAUTION To prevent damage to the memory module hold the memory module by the edges Do not touch the components on the memory module NOTE The securing clips return to the locked position If you do not hear the click remove the memory module and reinstall it NOTE If the memory module is difficult to remove gently ease the memory module back and forth to remove it from the slot N...

Страница 35: ... HDMI VGA DP Serial Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the side cover About this task The following images indicate the location of the optional I O modules and provide a visual representation of the removal procedure NOTE This is an example of the procedure and removal steps are applicable for optional I O modules Type C HDMI VGA DP Serial Removin...

Страница 36: ...uter chassis 2 Disconnect the I O module cable from the connector on the system board 3 Remove the I O module from the computer Installing optional I O modules Type C HDMI VGA DP Serial Prerequisites If you are replacing a component remove the existing component before performing the installation procedure 36 Removing and installing components ...

Страница 37: ...ion of the system board and provide a visual representation of the installation procedure NOTE This is an example of the procedure and installation steps are applicable for optional I O modules Type C HDMI VGA DP Serial Removing and installing components 37 ...

Страница 38: ...onnector on the system board 4 Replace the two M3x3 screws that secure the optional I O modules or two M2x5 cross type screws that secure the serial module to the computer chassis Next steps 1 Install the side cover 2 Follow the procedure in after working inside your computer Speaker Removing the speaker Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the side ...

Страница 39: ...eaker along with the cable from the system board Installing the speaker Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following image indicates the location of the speaker and provides a visual representation of the installation procedure Removing and installing components 39 ...

Страница 40: ...ver 2 Follow the procedure in after working inside your computer Processor Removing the processor Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the side cover 3 Remove the speaker 4 Remove the fan assembly 5 Remove the heat sink About this task The following images indicate the location of the processor and provide a visual representation of the removal proce...

Страница 41: ...et or allow any objects to fall on the pins in the socket 3 Gently lift the processor from the processor socket Installing the processor Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The following image indicates the location of the processor and provides a visual representation of the installation procedur...

Страница 42: ...d 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 properly 2 When the processor is fully seated in the socket close the processor cover 3 Press down and push the release lever under the securing tab to lock it Next steps 1 Install the heat sink 2 Install the fan assembly 3 Install the speaker 4 Install t...

Страница 43: ...The following images indicate the location of an internal antenna and provide a visual representation of the removal procedure Steps 1 Unroute the black antenna cable from the routing guides under the EMI shielding 2 Remove the screw M3x3MM that secures the internal antenna assembly to the chassis 3 Lift the internal antenna assembly away from the chassis Removing and installing components 43 ...

Страница 44: ...sual representation of the removal procedure Steps 1 Remove the adhesive tape from the internal antenna assembly 2 Remove the adhesive tape from the chassis 3 Align the internal antenna assembly to the chassis 4 Replace the screw M3x3MM that secures the internal antenna assembly to the chassis 5 Route the antenna cable black under the EMI shielding with a tool Next steps 1 Install the WLAN card 2 ...

Страница 45: ...erequisites 1 Follow the procedure in before working inside your computer 2 Remove the side cover 3 Remove the WLAN card About this task The following images indicate the location of an internal antenna and provide a visual representation of the removal procedure Removing and installing components 45 ...

Страница 46: ...sembly to the chassis 2 Remove the captive screw that secures the internal antenna cover to the chassis and lift it away 3 Push the internal antenna assembly inside from the opening on the back view and lift it away from the chassis 46 Removing and installing components ...

Страница 47: ...ing a component remove the existing component before performing the installation procedure About this task The following images indicate the location of an internal antenna and provide a visual representation of the removal procedure Removing and installing components 47 ...

Страница 48: ...crew M3x3MM that secures the internal antenna cover to the chassis 7 Route the antenna cable white through the routing guides on the chassis Next steps 1 Install the WLAN card 2 Install the side cover 3 Follow the procedure in after working inside your computer Removing SMA antenna Location 3 Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the side cover 3 Remo...

Страница 49: ...sh the SMA antenna assembly inside from the opening on the back view and lift it away from the chassis Installing SMA antenna Location 3 Prerequisites If you are replacing a component remove the existing component before performing the installation procedure Removing and installing components 49 ...

Страница 50: ...na assembly Align and place the antenna bracket on the system board 3 Insert the SMA antenna assembly in the back view opening 4 Align the screw hole on the SMA antenna assembly with the screw hole on the back view 5 Replace the screw M3x3MM that secures the SMA antenna assembly to the chassis 6 Route the antenna cables through the routing guides on the chassis 50 Removing and installing component...

Страница 51: ...ve 4 Remove the WLAN card 5 Remove the fan assembly 6 Remove the heat sink 7 Remove the memory module 8 Remove the speaker 9 Remove the processor About this task The following images indicate the location of the system board and provide a visual representation of the removal procedure 65 W system board 1 M 2 WLAN connector 2 M 2 SSD PCIe connector 2230 2280 3 Coin cell battery 4 Optional video con...

Страница 52: ...5 W system board 1 M 2 WLAN connector 2 M 2 SSD PCIe connector 2230 2280 3 Coin cell battery 4 Optional video connector VGA Port DisplayPort 1 4a HBR3 HDMI 2 0b Port 5 Optional connector USB 3 2 Gen 2 Type C Port 6 Optional PS 2 serial port connector 7 Processor socket 8 Fan connector 9 Internal speaker connector 10 Memory module slots 11 M 2 SSD PCIe connector 2230 2280 52 Removing and installing...

Страница 53: ...Removing and installing components 53 ...

Страница 54: ...system board to the chassis 4 Lift the system board away from 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 image indicates the location of the system board and provides a visual representation of the installation procedure 54 Removing and installing com...

Страница 55: ...Removing and installing components 55 ...

Страница 56: ... the chassis 3 Align the slot on the speaker support with system board and place the speaker support on the system board 4 Replace the screw M3x5 to secure the speaker support to the system board Next steps 1 Install the processor 2 Install the speaker 3 Install the memory module 4 Install the heat sink 5 Install the fan assembly 6 Install the WLAN card 7 Install the solid state drive 8 Install th...

Страница 57: ...rivers and downloads When troubleshooting downloading or installing drivers it is recommended that you read the Dell Knowledge Based article Drivers and Downloads FAQ 000123347 3 Drivers and downloads 57 ...

Страница 58: ...ling base devices Entering BIOS setup program About this task Turn on or restart your computer and press F2 immediately Navigation keys NOTE For most of the System Setup options changes that you make are recorded but do not take effect until you restart the system Table 3 Navigation keys Keys Navigation Up arrow Moves to the previous field Down arrow Moves to the next field Enter Selects a value i...

Страница 59: ...p Tag Displays the Ownership Tag of the computer Signed Firmware Update Displays whether the Signed Firmware Update is enabled on your computer Processor Information Processor Type Displays the processor type Maximum Clock Speed Displays the maximum processor clock speed Minimum Clock Speed Displays the minimum processor clock speed Current Clock Speed Displays the current processor clock speed Co...

Страница 60: ...ard drive information of the computer Slot 2 Displays the SATA hard drive information of the computer Slot 3 Displays the SATA hard drive information of the computer Slot 4 Displays the SATA hard drive information of the computer Table 5 System setup options Boot Configuration menu Boot Configuration Boot Sequence Boot Mode UEFI only Displays the boot mode Boot Sequence Displays the boot sequence ...

Страница 61: ...er maintenance By default the Disabled option is enabled Table 7 System setup options Storage menu Storage SATA Operation Enable or disable the operating mode of the integrated SATA hard drive controller By default the option is enabled Storage Interface Port Enablement Enable or disable the onboard drives By default all the options are enabled SMART Reporting Enable SMART Reporting Enable or disa...

Страница 62: ...tons on the computer By default the option is enabled Primary Display Video Primary Display Determines the primary display when multiple controllers are available on the computer By default the Auto option is enabled Full Screen Logo Enable or disable full screen logo By default the option is not enabled Table 9 System setup options Connection menu Connection Network Controller Configuration Integ...

Страница 63: ...mode in the operating system By default the Block Sleep option is disabled Deep Sleep Control Enable or disable the Deep Sleep mode support By default the Disabled option is enabled Fan Control Override Enable or disable the fan control override feature By default the option is disabled Intel Speed Shift Technology Enable or disable the Intel speed shift technology support By default the Intel Spe...

Страница 64: ...ter the admin password if set when booting to a UEFI boot device from the F12 boot menu By default the Always Except Internal HDD option is enabled Table 12 System setup options Passwords menu Passwords Admin Password Set change or delete the administrator password System Password Set change or delete the computer password Internal HDD 0 Password Set change or delete the Internal HDD 0 password NV...

Страница 65: ...Hard Drive Enables the user to recover from certain corrupted BIOS conditions from a recovery file on the user primary hard drive or an external USB key By default the option is enabled BIOS Downgrade Allow BIOS Downgrade Enable or disable the flashing of the computer firmware to previous revision is blocked By default the option is enabled SupportAssist OS Recovery Enable or disable the boot flow...

Страница 66: ...oning file through a USB storage device By default the option is disabled SERR Messages Enable or disable SERR messages By default the option is enabled Table 15 System setup options Keyboard menu Keyboard Keyboard Errors Enable Keyboard Error Detection Enable or disable the keyboard error detection By default the option is enabled Numlock LED Enable Numlock LED Enable or disable Numlock LED By de...

Страница 67: ...System setup options Performance menu Performance Multi Core Support Active Cores Enables to change the number of CPU cores available to the operating system By default the All Cores options are enabled Intel SpeedStep Enable Intel SpeedStep Technology Enables the computer to dynamically adjust processor voltage and core frequency decreasing average power consumption and heat production By default...

Страница 68: ... on screen instructions For more information search in the Knowledge Base Resource at www dell com support Updating the BIOS in Linux and Ubuntu To update the system BIOS on a computer that is installed with Linux or Ubuntu see the knowledge base article 000131486 at www dell com support Updating the BIOS using the USB drive in Windows About this task CAUTION If BitLocker is not suspended before u...

Страница 69: ...ate your BIOS from the F12 One Time boot menu you need the following USB drive formatted to the FAT32 file system key does not have to be bootable BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB drive AC power adapter that is connected to the computer Functional computer battery to flash the BIOS Perform the following steps to perform the BI...

Страница 70: ... the changes as prompted by the pop up message 5 Press Y to save the changes The computer restarts Deleting or changing an existing system setup password Prerequisites Ensure that the Password Status is Unlocked in the System Setup before attempting to delete or change the existing System and or Setup password You cannot delete or change an existing System or Setup password if the Password Status ...

Страница 71: ...k 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 BIOS setup 71 ...

Страница 72: ...present at the computer terminal when the diagnostic tests are performed For more information see https www dell com support kbdoc 000180971 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 Di...

Страница 73: ...ard 2 2 System board failure included BIOS corruption or ROM error Flash latest BIOS version If problem persists replace the system board 2 3 No memory RAM detected Confirm that the memory module is installed properly If problem persists replace the memory module 2 4 Memory RAM failure Reset and swap memory modules among the slots If problem persists replace the memory module 2 5 Invalid memory in...

Страница 74: ... boot System Performance Check diagnostics Recovering the operating system When your computer is unable to boot to the operating system even after repeated attempts it automatically starts Dell SupportAssist OS Recovery Dell SupportAssist OS Recovery is a standalone tool that is preinstalled in all Dell computers installed with Windows operating system It consists of tools to diagnose and troubles...

Страница 75: ...er The below items may or may not reset based on your custom BIOS setting selections Boot List Enable Legacy Option ROMs Secure Boot Enable Allow BIOS Downgrade 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 inf...

Страница 76: ... Service 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...

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