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Dell P154G, Руководство по обслуживанию

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Steps

1. Align and place the M.2 2230 solid state drive on the M.2 2230 solid state drive bracket.

NOTE:

 Install the M.2 2230 solid state drive to the SSD bracket so that the top side (with the sticker) of the M.2 2230

solid state drive is facing up.

2. Replace the (M2x2) screw that secures the M.2 2230 solid state drive to the M.2 2230 solid state drive bracket.
3. Carefully align and insert the M.2 2230 solid state drive bracket to its slot on the system board.

NOTE:

 Slide the thermal plate into place over the SSD so that the tab on the plate is inserted into the securing peg on

the system board.

18

Removing and installing components

Содержание P154G

Страница 1: ...Precision 5470 Service Manual Regulatory Model P154G Regulatory Type P154G001 P154G002 April 2022 Rev A00 ...

Страница 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 2022 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 ...

Страница 3: ...ling the M 2 2230 solid state drive 17 Removing the M 2 2280 solid state drive 19 Installing the M 2 2280 solid state drive 20 Battery 21 Lithium ion battery precautions 21 Removing the battery 22 Installing the battery 23 Left fan 25 Removing the left fan 25 Installing the left fan 26 Right fan 27 Removing the right fan 27 Installing the right fan 29 Heat sink 30 Removing the heat sink for Integr...

Страница 4: ... and downloads 65 Chapter 4 BIOS setup 66 BIOS overview 66 Entering BIOS setup program 66 Navigation keys 66 One time boot menu 67 BIOS setup options 67 Updating the BIOS 78 Updating the BIOS in Windows 78 Updating the BIOS in Linux and Ubuntu 79 Updating the BIOS using the USB drive in Windows 79 Updating the BIOS from the F12 One Time boot menu 79 System and setup password 80 Assigning a system ...

Страница 5: ...Backup media and recovery options 86 WiFi power cycle 86 Drain residual flea power perform hard reset 87 Chapter 6 Getting help and contacting Dell 88 Contents 5 ...

Страница 6: ...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 7: ...t 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 components such as expansion cards processors memory DIMMs and system boards Very slight charges can ...

Страница 8: ...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 9: ...ts 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 BitLocker CAUTION If BitLocker is not suspended before updating the BIOS the next time you reboot the system it will not recognize the BitLocker key You will then be prompted to enter the recovery key to progress and the system will ask for this o...

Страница 10: ...ox 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 Screw image Base cover T5 M2x3 8 M 2 2230...

Страница 11: ...M2x4 M1 6x3 3 1 Speakers M1 6x1 8 2 Smart card reader M1 6x1 7 2 Display assembly M2 5x5 T5 M1 4x4 6 4 System board M2x4 T5 M1 4x4 M1 6x2 3 6 4 1 Power button board with fingerprint reader M1 6x2 3 USH board M1 4x1 2 2 WLAN antennas M1 4x2 5 4 Major components of Precision 5470 The following image shows the major components of Precision 5470 Removing and installing components 11 ...

Страница 12: ...1 Base cover 2 Battery 3 Right fan 4 Audio jack 5 System board 6 Speakers 7 Palm rest 8 WLAN antennas 12 Removing and installing components ...

Страница 13: ...purchased These parts are available according to warranty coverages purchased by the customer Contact your Dell sales representative for purchase options Base cover Removing the base cover Prerequisites 1 Follow the procedure in before working inside your computer About this task The figure indicates the location of the base cover and provides a visual representation of the removal procedure Remov...

Страница 14: ...Steps 1 Remove the eight T5 M2x3 torx screws that secure the base cover to the computer 14 Removing and installing components ...

Страница 15: ...the prying motion along the edges of the base cover Do NOT use your fingers 3 Lift the base cover starting from the bottom edge and push it towards the rear to remove it from the computer 4 Disconnect the battery cable from the connector on the system board NOTE Pull the pull tab vertically to disconnect the battery cable Installing the base cover Prerequisites If you are replacing a component rem...

Страница 16: ...ews to secure the base cover to the computer Next steps 1 Follow the procedure in after working inside your computer M 2 solid state drive Removing the M 2 2230 solid state drive Prerequisites NOTE For computers shipped with M 2 2230 solid state drive 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 16 Removing and installing components ...

Страница 17: ...move the M2x2 screw that secures the M 2 2230 solid state drive to the M 2 2230 solid state drive bracket 5 Lift to remove the M 2 2230 solid state drive from the M 2 2230 solid state drive bracket Installing the M 2 2230 solid state drive Prerequisites NOTE For computers shipped with M 2 2230 solid state drive If you are replacing a component remove the existing component before performing the in...

Страница 18: ...solid state drive is facing up 2 Replace the M2x2 screw that secures the M 2 2230 solid state drive to the M 2 2230 solid state drive bracket 3 Carefully align and insert the M 2 2230 solid state drive bracket to its slot on the system board NOTE Slide the thermal plate into place over the SSD so that the tab on the plate is inserted into the securing peg on the system board 18 Removing and instal...

Страница 19: ...computer Removing the M 2 2280 solid state drive Prerequisites NOTE For computers shipped with M 2 2280 solid state drive 1 Follow the procedure in Before working inside your computer 2 Remove the base cover About this task The figure indicates the location of the M 2 2280 solid state drive and provides a visual representation of the removal procedure Removing and installing components 19 ...

Страница 20: ...he system board Installing the M 2 2280 solid state drive Prerequisites NOTE For computers shipped with M 2 2280 solid state drive If you are replacing a component remove the existing component before performing the installation procedure About this task The figure indicates the location of the M 2 2280 solid state drive and provides a visual representation of the installation procedure 20 Removin...

Страница 21: ...crush drop mutilate or penetrate the battery with foreign objects Do not expose the battery to high temperatures or disassemble battery packs and cells Do not apply pressure to the surface of the battery Do not bend the battery Do not use tools of any kind to pry on or against the battery Ensure any screws during the servicing of this product are not lost or misplaced to prevent accidental punctur...

Страница 22: ... procedure in Before working inside your computer 2 Remove the base cover About this task The figure indicates the location of the battery and provides a visual representation of the removal procedure NOTE For models shipped with WLAN antennas unroute the cables from the top right side of the battery before battery removal and then tuck the cables back into the routing channels when re installing ...

Страница 23: ...quisites If you are replacing a component remove the existing component before performing the installation procedure About this task The figure indicates the location of the battery and provides a visual representation of the installation procedure NOTE For models shipped with WLAN antennas unroute the cables from the top right side of the battery before battery removal and then tuck the cables ba...

Страница 24: ...24 Removing and installing components ...

Страница 25: ...de your computer Left fan Removing the left fan Prerequisites 1 Follow the procedure in Before working inside your computer 2 Remove the base cover About this task The following images indicate the location of the left fan and provide a visual representation of the removal procedure Steps 1 NOTE Before disconnecting the fan cables from the system board carefully peel off the 1 tweeter speaker from...

Страница 26: ...y After the fan cable is disconnected and the screws that are removed lift the fan from its outer edge and slide it away from the system NOTE The image above shows the process for the left fan The same process applies to the right fan Installing the left fan Prerequisites If you are replacing a component remove the existing component before performing the installation procedure 26 Removing and ins...

Страница 27: ...Replace the two M2x4 screws that secure the left fan to the palm rest and keyboard assembly Next steps 1 Install the base cover 2 Follow the procedure in After working inside your computer Right fan Removing the right fan Prerequisites 1 Follow the procedure in Before working inside your computer 2 Remove the base cover About this task The following images indicate the location of the right fan an...

Страница 28: ...ion Disconnect the right fan cable from the system board 2 Remove the two M2x4 screws that secure the right fan to the palm rest and keyboard assembly 3 Lift the right fan to remove it from the palm rest and keyboard assembly After the fan cable is disconnected and the screws that are removed lift the fan from its outer edge and slide it away from the system 28 Removing and installing components ...

Страница 29: ...e right fan 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 right fan and provide a visual representation of the installation procedure Removing and installing components 29 ...

Страница 30: ...he heat sink for Integrated graphics Prerequisites 1 Follow the procedure in Before working inside your computer 2 Remove the base cover About this task The figure indicates the location of the heat sink and provides a visual representation of the removal procedure Steps 1 Loosen the four captive screws that secure the heat sink to the system board NOTE Loosen the captive screws in the order that ...

Страница 31: ...ten the four captive screws that secure the heat sink to the system board NOTE Loosen the captive screws in the order that is marked on the heat sink next to the screws 1 2 3 4 Next steps 1 Install the base cover 2 Follow the procedure in After working inside your computer Removing the heat sink for discrete graphics Prerequisites 1 Follow the procedure in Before working inside your computer 2 Rem...

Страница 32: ...arefully lift the heat sink to remove it from the system board Installing the heat sink for discrete graphics Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The figure indicates the location of the heat sink and provides a visual representation of the installation procedure 32 Removing and installing compone...

Страница 33: ...t to the screws 1 2 3 4 5 Next steps 1 Install the base cover 2 Follow the procedure in After working inside your computer Audio jack Removing the audio jack Prerequisites 1 Follow the procedure in Before working inside your computer 2 Remove the base cover About this task The following images indicate the location of the audio jack and provide a visual representation of the removal procedure Remo...

Страница 34: ...the M1 6x3 screw that secures the audio jack 5 Lift to remove the audio jack from the palm rest and keyboard assembly Installing the audio jack 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 audio jack and provide a visual representation of the installation p...

Страница 35: ...eplace the M1 6x3 screw to secure the audio jack to the system board 4 Align and place the left USB Type C bracket on the system board 5 Replace the three M2x4 screws that secure the left USB Type C bracket to the system board Next steps 1 Install the base cover 2 Follow the procedure in After working inside your computer Removing and installing components 35 ...

Страница 36: ...ocation of the speaker and provides a visual representation of the removal procedure Steps 1 Disconnect the left and right speaker cables from the system board 2 Peel the left and right tweeter speakers from their compartments on the palm rest and keyboard assembly 3 Unroute the left and right tweeter speakers from their routing guides on the system board 36 Removing and installing components ...

Страница 37: ...g a component remove the existing component before performing the installation procedure About this task The figure indicates the location of the speakers and provides a visual representation of the installation procedure Steps 1 Align and place the left and right speakers into its slot on the palm rest and keyboard assembly 2 Reroute the left and right tweeter speakers using the routing guides on...

Страница 38: ...over 3 Follow the procedure in After working inside your computer Smart card reader Removing the smart card reader Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover 3 Remove the battery 4 Remove the speakers About this task The figure indicates the location of the smart card reader and provides a visual representation of the removal procedure 38 Re...

Страница 39: ... to the computer 4 Peel the adhesive and remove the smart card reader from the computer Installing the smart card reader Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The figure indicates the location of the smart card reader and provides a visual representation of the installation procedure Removing and in...

Страница 40: ...smart card reader in place 3 Adhere the smart card reader FFC to the palmrest and keyboard assembly 4 Connect the smart card reader FFC to the connector on the USH board Next steps 1 Install the speakers 2 Install the battery 3 Install the base cover 4 Follow the procedure in after working inside your computer 40 Removing and installing components ...

Страница 41: ...s 1 Follow the procedure in Before working inside your computer 2 Remove the base cover About this task The figure indicates the location of the display assembly and provides a visual representation of the removal procedure Removing and installing components 41 ...

Страница 42: ...chnicians must remove the interposer board immediately after disconnecting the display FPC to prevent the board from falling out of the system during subsequent removal procedures The pins on the interposer board are fragile Avoid contact with the pins on the board Instead handle the board by lifting and holding from the edges or the sides 4 Remove the six M2 5x5 screws that secure the display ass...

Страница 43: ...om chassis If any components in the display assembly are malfunctioning and need to be replaced replace the entire display assembly Installing the display assembly Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The figure indicates the location of the display assembly and provides a visual representation of ...

Страница 44: ...44 Removing and installing components ...

Страница 45: ...lace the six M2 5x5 screws to secure the display assembly to the palm rest and keyboard assembly 3 Use a plastic scribe to tuck the display FPC into the gap between the system board and the bottom assembly until the white line on the display connector lines up with the edge of the system board Removing and installing components 45 ...

Страница 46: ...5 M1 4x4 Torx screws that secure the display FPC to the system board 6 Replace the two T5 M1 4x4 Torx screws that secure the display FPC holder to the system board Next steps 1 Install the base cover 2 Follow the procedure in After working inside your computer 46 Removing and installing components ...

Страница 47: ...he heat sink for integrated graphics or heat sink for discrete graphics About this task The figure indicates the location of the system board and provides a visual representation of the removal procedure Before removing the system board 1 Unroute the cables for the left and right tweeter speakers and the WLAN antennas for models that are shipped with WLAN antennas from the metal clips on the syste...

Страница 48: ... connector 3 Left fan cable connector 4 Left tweeter speaker cable connector 5 Integrated WLAN card 6 Battery LED FPC connector 7 Battery cable connector 8 M 2 2230 2280 solid state drive slot 9 Right tweeter speaker cable connector 48 Removing and installing components ...

Страница 49: ...Removing and installing components 49 ...

Страница 50: ...rocedures The pins on the interposer board are fragile Avoid contact with the pins on the board Instead handle the board by lifting and holding from the edges or the sides 3 Loosen the single M1 6x2 3 captive screw securing the WLAN bracket on the system board 4 Disconnect the antenna cables from the WLAN module and unroute them from the metal clips on the system board 5 Disconnect the battery LED...

Страница 51: ...re the right USB Type C bracket on the system board 11 Remove the three M2x4 screws that secure the system board to the palm rest and keyboard assembly 12 Remove the system board from the palm rest and keyboard assembly NOTE The new replacement system board is pre assembled with the following USB Type C brackets on the top left side and bottom side of the system board DO NOT remove and transfer th...

Страница 52: ...g a component remove the existing component before performing the installation procedure About this task The figure indicates the location of the system board and provides a visual representation of the installation procedure 52 Removing and installing components ...

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

Страница 54: ...palm rest and keyboard assembly 2 Replace the three M2x4 screws to secure the system board to the palm rest and keyboard assembly 3 Replace the three M2x4 screws to secure the right USB Type C bracket on the system board 4 Adhere the left and right tweeter speakers to their compartments on the palm rest and keyboard assembly and connect the left and right speaker cables to the system board 54 Remo...

Страница 55: ...ard 8 Route the WLAN antenna cables using the metal clips on the system board and connect them to the WLAN module 9 Tighten the single M1 6x2 3 captive screw to secure the WLAN bracket on the system board 10 Use a plastic scribe to tuck the display FPC into the gap between the system board and the bottom assembly until the white line on the display connector lines up with the edge of the system bo...

Страница 56: ...er Removing the power button board with fingerprint reader Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover 3 Remove the M 2 2230 solid state drive or M 2 2280 solid state drive 4 Remove the battery 5 Remove the left fan 6 Remove the right fan 7 Remove the audio jack 8 Remove the display assembly 9 Remove the system board NOTE The system board can...

Страница 57: ...e palm rest and keyboard assembly Installing the power button board assembly with fingerprint reader Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The figure indicates the location of the power button assembly with fingerprint reader and provides a visual representation of the installation procedure Removin...

Страница 58: ...the audio jack 4 Install the right fan 5 Install the left fan 6 Install the battery 7 Install the M 2 2230 solid state drive or M 2 2280 solid state drive 8 Install the base cover 9 Follow the procedure in after working inside your computer USH board Removing the USH board Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover 3 Remove the M 2 2230 soli...

Страница 59: ...entation of the removal procedure Steps 1 Remove the two M1 4x1 2 screws that secure the USH board flat printed cable on the system board 2 Remove the USH board flat printed cable from the system board Installing the USH board Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task The figure indicates the location o...

Страница 60: ... the procedure in after working inside your computer WLAN antennas Removing the WLAN antennas Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover 3 Remove the M 2 2230 solid state drive or M 2 2280 solid state drive 4 Remove the battery 5 Remove the left fan 6 Remove the right fan 7 Remove the audio jack 8 Remove the system board NOTE The system boar...

Страница 61: ... the auxiliary and main antennas to the palm rest and keyboard assembly 4 Unroute the auxiliary and main antennas from the routing guides on the palm rest and keyboard assembly 5 Lift to remove the auxiliary and main antennas from the palm rest and keyboard assembly Installing the WLAN antennas Prerequisites If you are replacing a component remove the existing component before performing the insta...

Страница 62: ...M1 4x2 5 captive screws that secure the main antenna on the palm rest and keyboard assembly 5 Replace the two M1 4x2 5 captive screws that secure the auxiliary antenna on the palm rest and keyboard assembly Next steps 1 Install the system board 2 Install the audio jack 3 Install the right fan 4 Install the left fan 5 Install the battery 6 Install the M 2 2230 solid state drive or M 2 2280 solid st...

Страница 63: ...n be removed or installed together with the heat sink attached This simplifies the procedure and avoids breaking the thermal bond between the system board and the heat sink 11 Remove the power button board with finger print reader 12 Remove the WLAN antennas About this task The figure below shows the palm rest and keyboard assembly after performing the pre removal parts procedures for any palm res...

Страница 64: ...as 2 Install the power button board with finger print reader 3 Install the system board 4 Install the display assembly 5 Install the speakers 6 Install the audio jack 7 Install the right fan 8 Install the left fan 9 Install the battery 10 Install the M 2 2230 solid state drive or M 2 2280 solid state drive 11 Install the base cover 12 Follow the procedure in after working inside your computer 64 R...

Страница 65: ...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 65 ...

Страница 66: ...ing base devices BIOS overview The BIOS manages data flow between the computer s operating system and attached devices such as hard disk video adapter keyboard mouse and printer 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 unti...

Страница 67: ...ays the Service Tag of the computer Asset Tag Displays the Asset Tag of the computer Manufacturing Date Displays the manufacture date of the computer Express Service Code Displays the express service code of the computer Ownership Date Displays the ownership date of the computer Signed Firmware Update Displays whether the Signed Firmware Update is enabled on your system Battery Information Primary...

Страница 68: ...emory size for a multi socket system Devices Information Panel Type Displays the Panel Type of the system Video Controller Displays the video controller type of the system Video Memory Displays the video memory information of the system Wi Fi Device Displays the wireless device information of the system Native Resolution Displays the native resolution of the system Video BIOS Version Displays the ...

Страница 69: ...om USB mass storage devices such as external hard drive optical drive and USB drive By default the Enable USB Boot Support option is enabled Enable Thunderbolt Technology Support Enable or disable the associated ports and adapters By default the Enable Thunderbolt Technology Support option is selected Enable Thunderbolt Boot Support Enable or disable the Thunderbolt adapter peripheral device and U...

Страница 70: ...e of the integrated storage device controller By default the AHCI NVMe option is enabled Storage interface Port Enablement This page allows you to enable the onboard drives By default the M 2 PCIe SSD option is enabled SMART Reporting Enable SMART Reporting Enable or disable Self Monitoring Analysis and Reporting Technology SMART during system startup By default the Enable SMART Reporting option i...

Страница 71: ...uently disable the selected wireless radios WLAN By default the option is disabled Dynamic Wireless Transmit Power Enable or disable the Dynamic Wireless Transmit Power of WLAN device By default the Dynamic Wireless Transmit Power option is selected HTTPs Boot Feature HTTPs Boot Enable or disable the HTTPs Boot feature By default the ON option is enabled HTTPs Boot Mode With Auto Mode the HTTPs Bo...

Страница 72: ...y Enable or disable the Intel Speed Shift Technology support By default the Intel Speed Shift Technology option is enabled Table 10 System setup options Security menu Security TPM 2 0 Security TPM 2 0 Security On Allows you to enable or disable TPM visibility to operating system By default the TPM 2 0 Security On option is enabled Attestation Enable Enable to control whether the Trusted Platform M...

Страница 73: ... The Enable Disable options are unavailable while Computrace is in the activated state UEFI Boot Path Security Controls whether the system prompts the user to enter the admin password if set when booting to a UEFI boot path device from the F12 boot menu By default the Always Except Internal HDD option is enabled Authenticated BIOS Interface Enable Authenticated BIOS Interface By default the option...

Страница 74: ...on Admin PSID Revert Enable Allow Non Admin PSID Revert Controls access to the Physical Security ID PSID revert of NVMe hard drives from the Dell Security Manager prompt By default the option is disabled Table 12 System setup options Update Recovery menu Update Recovery UEFI Capsule Firmware Updates Enable or disable BIOS updates through UEFI capsule update packages NOTE Disabling this option bloc...

Страница 75: ...e WLAN By default the Disabled option is selected Auto on Time Enable to set the system to turn on automatically every day or on a preselected date and time This option can be configured only if the Auto On Time is set to Everyday Weekdays or Selected Days By default the option is disabled Intel AMT Capability Enable Intel AMT Capability By default Restrict Preboot Access option is enabled First P...

Страница 76: ...enabled Fastboot Allows you to configure the speed of the UEFI boot process By default the Minimal option is enabled Extend BIOS POST Time Set the BIOS POST load time By default the 0 seconds option is enabled MAC Address Pass Through Replaces the external NIC MAC address with the selected MAC address from the system By default the Passthrough MAC Address option is enabled Sign of Life Early Keybo...

Страница 77: ...default the All Cores option is enabled Intel SpeedStep Enable Intel SpeedStep Technology Enables the system to dynamically adjust processor voltage and core frequency decreasing average power consumption and heat production By default the option is enabled C States Control Enable C State Control Enables the ability of the CPU to enter and exit low power state When disabled it disabled all C state...

Страница 78: ... 19 System setup options About About License Information Displays the license information of the system Updating the BIOS Updating the BIOS in Windows About this task CAUTION If BitLocker is not suspended before updating the BIOS the next time you reboot the system it will not recognize the BitLocker key You will then be prompted to enter the recovery key to progress and the system will ask for th...

Страница 79: ...m 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 6 Select the USB drive from the One Time Boot Menu 7 Type the BIOS setup program filename and press Enter The BIOS Update Utility appears 8 Follow the on screen instructions to complete the BIOS update Updating the BIOS from the F12 One Time boot menu Up...

Страница 80: ...it 6 Click Update BIOS The computer restarts to flash the BIOS 7 The computer will restart after the BIOS update is completed System and setup password Table 20 System and setup password Password type Description System password Password that you must enter to log in to your system Setup password Password that you must enter to access and make changes to the BIOS settings of your computer You can ...

Страница 81: ...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 setup password and press Enter or Tab NOTE If you change the System and o...

Страница 82: ...the battery Do not bend the battery Do not use tools of any type to pry on or against the battery If a battery gets stuck in a device as a result of swelling do not try to free it as puncturing bending or crushing a battery can be dangerous Do not attempt to reassemble a damaged or swollen battery into a laptop Swollen batteries that are covered under warranty should be returned to Dell in an appr...

Страница 83: ...sues error codes are displayed Note the error code and validation number and contact Dell Built in self test BIST M BIST M BIST Built In Self Test is the system board s built in self test diagnostics tool that improves the diagnostics accuracy of system board embedded controller EC failures NOTE M BIST can be manually initiated before POST Power On Self Test How to run M BIST NOTE M BIST must be i...

Страница 84: ... like flickering distortion clarity issues fuzzy or blurry image horizontal or vertical lines color fade etc it is always a good practice to isolate the LCD screen by running the Built In Self Test BIST How to invoke LCD BIST Test 1 Power off the Dell laptop 2 Disconnect any peripherals that are connected to the laptop Connect only the AC adapter charger to the laptop 3 Ensure that the LCD screen ...

Страница 85: ...ory modules among the slots If problem persists replace the memory module 2 5 Invalid memory installed Reset and swap memory modules among the slots If problem persists replace the memory module 2 6 System board Chipset Error Replace the system board 2 7 LCD failure SBIOS message Replace the LCD module 2 8 LCD failure EC detection of power rail failure Replace the system board 3 1 CMOS battery fai...

Страница 86: ...t consists of tools to diagnose and troubleshoot issues that may occur before your computer boots to 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 syste...

Страница 87: ...or replacing any components in your computer Draining residual flea power also known as a performing a hard reset is also a common troubleshooting step if your computer does not power on or boot into the operating system To drain residual flea power perform a hard reset Steps 1 Turn off your computer 2 Disconnect the power adapter from your computer 3 Remove the base cover 4 Remove the battery 5 P...

Страница 88: ...r 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 the keyword t...

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