Dell Inspiron 14 5401 Service Manual Download Page 3

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1 Working inside your computer....................................................................................................... 6

2 Removing and installing components............................................................................................. 9

Removing the base cover..............................................................................................................................................12
Installing the base cover................................................................................................................................................ 14

Battery...................................................................................................................................................................................16

Memory module....................................................................................................................................................................19

Removing the memory module.....................................................................................................................................19
Installing the memory module...................................................................................................................................... 20

Solid-state drive—M.2 slot one........................................................................................................................................ 22

Solid-state drive—M.2 slot two........................................................................................................................................26

WLAN card........................................................................................................................................................................... 32

Removing the WLAN card............................................................................................................................................32
Installing the WLAN card.............................................................................................................................................. 32

Fan.........................................................................................................................................................................................34

Removing the fan.......................................................................................................................................................... 34
Installing the system fan............................................................................................................................................... 35

Coin-cell battery.................................................................................................................................................................. 36

Removing the coin-cell battery....................................................................................................................................36
Installing the coin-cell battery...................................................................................................................................... 36

Contents

Summary of Contents for Inspiron 14 5401

Page 1: ...Inspiron 14 5401 Service Manual Regulatory Model P130G Regulatory Type P130G001 May 2020 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 2020 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: ...20 Solid state drive M 2 slot one 22 Removing the 2230 solid state drive in M 2 slot one 22 Installing the 2230 solid state drive in M 2 slot one 22 Removing the 2280 solid state drive in M 2 slot one 23 Installing the 2280 solid state drive in M 2 slot one 24 Replacing the SSD 1 support bracket 25 Solid state drive M 2 slot two 26 Removing the 2230 solid state drive in M 2 slot two 26 Installing ...

Page 4: ...ingerprint reader 53 Installing the power button with optional fingerprint reader 53 System board 54 Removing the system board 54 Installing the system board 56 Palm rest and keyboard assembly 58 Removing the palm rest and keyboard assembly 58 Installing the palm rest and keyboard assembly 59 3 Drivers and downloads 60 4 System setup 61 Entering BIOS setup program 61 Navigation keys 61 One time bo...

Page 5: ...power rail built in self test L BIST 77 Display panel built in self test LCD BIST 78 Outcome 78 Recovering the operating system 79 System diagnostic lights 79 Enabling Intel Optane memory 80 Disabling Intel Optane memory 80 Flea power release 81 WiFi power cycle 81 6 Getting help and contacting Dell 82 Contents 5 ...

Page 6: ...onnect your computer from all power sources before opening the computer cover or panels After you finish working inside the computer replace all covers panels and screws before connecting your computer to an electrical outlet CAUTION To avoid damaging the computer ensure that the work surface is flat dry and clean CAUTION To avoid damaging the components and cards handle them by their edges and av...

Page 7: ...e anti static packing material until you are ready to install the component Before unwrapping the anti static packaging ensure that you discharge static electricity from your body Before transporting a static sensitive component place it in an anti static container or packaging ESD field service kit The unmonitored Field Service kit is the most commonly used service kit Each Field Service kit incl...

Page 8: ...sport ESD protection summary It is recommended that all field service technicians use the traditional wired ESD grounding wrist strap and protective anti static mat at all times when servicing Dell products In addition it is critical that technicians keep sensitive parts separate from all insulator parts while performing service and that they use anti static bags for transporting sensitive compone...

Page 9: ...e not left attached to such surface when replacing a component NOTE Screw color may vary with the configuration ordered Table 1 Screw list Component Secured to Screw type Quantity Screw image Base cover Palm rest and keyboard assembly M2 x 4 5 NOTE Screw color may vary depending on the configuration ordered Battery Palm rest and keyboard assembly M2 x 3 5 NOTE Screw color may vary depending on the...

Page 10: ...st and keyboard assembly M2 x 2 5 2 Power adapter port bracket Palm rest and keyboard assembly M2 x 3 1 USB 3 1 Type C port bracket System board M2 x 3 2 Hinge brackets Palm rest and keyboard assembly M2 5 x 5 4 I O board Palm rest and keyboard assembly M2 x 3 1 System board Palm rest and keyboard assembly M2 x 3 2 Major components of Inspiron 14 5401 The following image shows the major components...

Page 11: ...0 solid state drive in M 2 slot two 8 Speakers 9 System board 10 Touchpad 11 Palm rest and keyboard assembly 12 Display assembly 13 Power button with fingerprint reader 14 Coin cell battery 15 I O board 16 Fan 17 Wireless card 18 M 2 2280 Solid state drive in M 2 slot one Removing and installing components 11 ...

Page 12: ...isites 1 Follow the procedure in before working inside your computer About this task The following images indicate the location of the base cover and provide a visual representation of the removal procedure 12 Removing and installing components ...

Page 13: ... two captive screws that secure the base cover to the palm rest and keyboard assembly 2 Remove the five screws M2x4 that secure the base cover to the palm rest and keyboard assembly Removing and installing components 13 ...

Page 14: ...ther components from your computer 5 Press and hold the power button for five seconds to ground the computer and drain the flea power Installing the base 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 battery and provides a visual representation of the ...

Page 15: ...Removing and installing components 15 ...

Page 16: ...rest and keyboard assembly Next steps 1 Follow the procedure in after working inside your computer Battery Removing the 4 cell battery 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 battery and provide a visual representation of the removal procedure Steps 1 Peel the tape and disc...

Page 17: ... the screw holes on the battery with the screw holes on the palm rest and keyboard assembly 3 Replace the five screws M2x3 that secure the battery to the palm rest and keyboard assembly 4 Connect the battery cable to the system board and adhere the tape that secures the battery cable to the system board Next steps 1 Install the base cover 2 Follow the procedure in after working inside your compute...

Page 18: ...tery to the palm rest and keyboard assembly 3 Lift the battery along with its cable off the palm rest and keyboard assembly Installing the 3 cell battery 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 battery and provides a visual representation of the instal...

Page 19: ...tem board and adhere the tape that secures the battery cable to the system board Next steps 1 Install the base cover 2 Follow the procedure in after working inside your computer Memory module Removing the memory module 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 memory module a...

Page 20: ...3 Remove the memory module from the memory module slot Installing the memory module 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 memory module and provides a visual representation of the installation procedure 20 Removing and installing components ...

Page 21: ...ot 3 Slide the memory module firmly into the slot at an angle 4 Press the memory module down until it clicks into place NOTE If you do not hear the click remove the memory module and reinstall it Next steps 1 Install the base cover 2 Follow the procedure in after working inside your computer Removing and installing components 21 ...

Page 22: ...d in M 2 slot one and provides a visual representation of the removal procedure Steps 1 Remove the screw M2x3 that secures the solid state drive to the palm rest and keyboard assembly 2 Slide and lift the solid state drive off the SSD1 slot on the system board Installing the 2230 solid state drive in M 2 slot one Prerequisites If you are replacing a component remove the existing component before p...

Page 23: ...tall the base cover 2 Follow the procedure in after working inside your computer Removing the 2280 solid state drive in M 2 slot one Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover About this task NOTE This procedure applies only to computers shipped with a 2280 solid state drive installed in M 2 slot one NOTE Depending on the configuration order...

Page 24: ...ion procedure About this task NOTE This procedure applies only to computers shipped with a 2280 solid state drive installed in M 2 slot one NOTE Depending on the configuration ordered your computer may support a 2230 solid state drive or a 2280 solid state drive in M 2 slot one NOTE Install the solid state drive mounting bracket if it is not installed The following image indicates the location of ...

Page 25: ...Intel Optane storage to the palm rest and keyboard assembly Next steps 1 Install the base cover 2 Follow the procedure in after working inside your computer Replacing the SSD 1 support bracket Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover 3 Remove the solid state drive in M 2 slot one About this task The figure provides a visual representation ...

Page 26: ...is procedure applies only to computers shipped with a 2230 solid state drive installed in M 2 slot two NOTE Depending on the configuration ordered your computer may support a 2230 solid state drive or a 2280 solid state drive in M 2 slot two 1 Follow the procedure in before working inside your computer 2 Remove the base cover About this task The following image indicates the location of the 2230 s...

Page 27: ...ard Installing the 2230 solid state drive in M 2 slot two Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About this task NOTE This procedure applies only to computers shipped with a 2230 solid state drive installed in M 2 slot two NOTE Depending on the configuration ordered your computer may support a 2230 solid state drive...

Page 28: ...eplace the screw M2x3 that secures the solid state drive to the palm rest and keyboard assembly 4 Place the solid state drive bracket on the solid state drive 5 Align the screw holes on the solid state drive bracket with the screw holes on the system board and the palm rest and keyboard assembly 6 Replace the screw M2x3 that secures the solid state drive bracket to the palm rest and keyboard assem...

Page 29: ...olid state drive in M 2 slot two The following image indicates the location of the 2280 solid state drive Intel Optane storage that is installed in M 2 slot two and provides a visual representation of the removal procedure Steps 1 Remove the screw M2x3 that secures the solid state drive bracket to the palm rest and keyboard assembly 2 Slide and lift the solid state drive bracket off the solid stat...

Page 30: ... to computers shipped with a 2280 solid state drive installed in M 2 slot two NOTE Depending on the configuration ordered your computer may support a 2230 solid state drive or a 2280 solid state drive in M 2 slot two NOTE Install the solid state drive mounting bracket if it is not installed The following image indicates the location of the 2280 solid state drive Intel Optane storage that is instal...

Page 31: ...ps 1 Install the base cover 2 Follow the procedure in after working inside your computer Replacing the SSD 2 support bracket Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover 3 Remove the solid state drive in M 2 slot two About this task The figure provides a visual representation of the replace procedure Steps 1 Remove the screw M1 6x2 5 that secu...

Page 32: ...emoval procedure Steps 1 Remove the screw M2x3 that secures the WLAN card to the system board 2 Remove the bracket that secures the WLAN card to the system board 3 Disconnect the antenna cables from the WLAN card 4 Slide and remove the WLAN card from the WLAN card slot Installing the WLAN card Prerequisites If you are replacing a component remove the existing component before performing the instal...

Page 33: ...e wireless card Antenna cable color Main white triangle White Auxiliary black triangle Black 2 Align the notch on the WLAN card with the tab on the WLAN card slot and insert the WLAN card at an angle into the WLAN card slot 3 Place the WLAN card bracket on the WLAN card 4 Align the screw hole on the WLAN card bracket and the screw hole on the system board 5 Replace the screw M2x3 that secures the ...

Page 34: ...de a visual representation of the removal procedure Steps 1 Peel and lift the mylar covering the fan cable 2 Peel the tape and disconnect the I O board cable from the system board 3 Disconnect the fan cable from the system board 4 Remove the two M2x2 screws that secure the fan to the palm rest and keyboard assembly 5 Lift the fan off the palm rest and keyboard assembly 34 Removing and installing c...

Page 35: ...re Steps 1 Align and place the fan on the palm rest and keyboard assembly 2 Replace the two screws that secure the fan to the palm rest and keyboard assembly 3 Route the I O board cable through the routing guides on the fan 4 Connect the fan cable to the system board 5 Connect the I O board cable to the system board and close the latch 6 Adhere the tape that secures the I O board cable to the syst...

Page 36: ...re Steps 1 Disconnect the coin cell battery cable from the I O board 2 Remove the coin cell battery cable from the routing guides on the palm rest and keyboard assembly 3 Peel the coin cell battery from the palm rest and keyboard assembly Installing the coin cell battery Prerequisites If you are replacing a component remove the existing component before performing the installation procedure About ...

Page 37: ...to the I O board Next steps 1 Install the base cover 2 Follow the procedure in after working inside your computer Power adapter port Removing the power adapter port 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 power adapter port and provide a visual representation of the removal...

Page 38: ...nd keyboard assembly 4 Lift the power adapter port off the palm rest and keyboard assembly Installing the power adapter port 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 power adapter port and provides a visual representation of the installation procedure 3...

Page 39: ...ign the screw holes on the display hinges with the screw holes on the system board 6 Replace the two M2 5x5 screws that secure the right display hinge to the system board Next steps 1 Install the base cover 2 Follow the procedure in after working inside your computer Display assembly Removing the display assembly Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove ...

Page 40: ...40 Removing and installing components ...

Page 41: ...assembly 5 Lift the left and right display hinges 6 Slide the palm rest and keyboard assembly off the display assembly 7 After performing the above steps you are left with the 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 following image indicates the loc...

Page 42: ...42 Removing and installing components ...

Page 43: ...e procedure in after working inside your computer I O board Removing the I O board Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover 3 Remove the display assembly About this task The following images indicate the location of the I O board and provide a visual representation of the removal procedure Steps 1 Peel the tape that secures the I O board c...

Page 44: ...lace the M2x3 screw that secures the I O board to the palm rest and keyboard assembly 3 Connect the coin cell battery cable to the I O board 4 Connect the fingerprint reader cable to the I O board and close the latch 5 Connect the I O board cable to the I O board and close the latch 6 Adhere the tape that secures the I O board cable to the I O board Next steps 1 Install the display assembly 2 Inst...

Page 45: ...the three M1 6x2 screws that secure the touchpad bracket to the palm rest and keyboard assembly 3 Peel off the tape from the touchpad 4 Remove the two M2x2 screws that secure the touchpad to the palm rest and keyboard assembly 5 Lift the touchpad off the palm rest and keyboard assembly Installing the touchpad Prerequisites If you are replacing a component remove the existing component before perfo...

Page 46: ... and keyboard assembly 3 Adhere the tape to secure the touchpad to the palm rest and keyboard assembly 4 Align and place the touchpad bracket into the slot on the palm rest and keyboard assembly 5 Replace the three M1 6x2 screws that secure the touchpad bracket to the palm rest and keyboard assembly 6 Connect the touchpad cable to the system board and close the latch Next steps 1 Install the batte...

Page 47: ...ages indicate the location of the speaker and provide a visual representation of the removal procedure Steps 1 Disconnect the speaker cable from the system board 2 Disconnect the keyboard backlight cable and the keyboard cable from the system board 3 Note the routing of the speaker cable and remove the speaker cable from the routing guides on the palm rest and keyboard assembly Removing and instal...

Page 48: ...About this task The following image indicates the location of the speaker and provides a visual representation of the installation procedure Steps 1 Using the alignment posts and rubber grommets place the speakers in the slots on the palm rest and keyboard assembly NOTE If the rubber grommets are pushed out of the speakers when removing the speakers push them back in place before replacing the spe...

Page 49: ...the procedure in after working inside your computer Removing the speakers in 3 cell battery configuration Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover 3 Remove the battery About this task The following images indicate the location of the speaker and provide a visual representation of the removal procedure Removing and installing components 49 ...

Page 50: ...ft the speakers along with the cable off the palm rest and keyboard assembly Installing the speakers in 3 cell battery configuration 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 Step...

Page 51: ... sink Prerequisites 1 Follow the procedure in before working inside your computer 2 Remove the base cover About this task CAUTION For maximum cooling of the processor do not touch the heat transfer areas on the heat sink The oils in your skin can reduce the heat transfer capability of the thermal grease NOTE The heat sink may become hot during normal operation Allow sufficient time for the heat si...

Page 52: ...it to ensure that the thermal conductivity is achieved The following image indicates the location of the heat sink and provides a visual representation of the installation procedure Steps 1 Place the heat sink on the system board and align the screw holes on the heat sink with the screw holes on the system board 2 In sequential order 1 2 3 4 5 6 7 tighten the seven captive screws that secure the h...

Page 53: ...embly 2 Lift the power button bracket off the palm rest and keyboard assembly 3 Remove the two screws M2x2 5 that secure the power button to the palm rest and keyboard assembly 4 Peel off the fingerprint reader board optional and the power button cable from the palm rest and keyboard assembly 5 Lift the power button with optional fingerprint reader along with the fingerprint reader cable optional ...

Page 54: ...bly 4 Align and place the power button bracket on the power button 5 Replace the screw M2x2 that secures the power button bracket to the palm rest and keyboard assembly Next steps 1 Install the I O board 2 Install the battery 3 Install the fan 4 Install the base cover 5 Follow the procedure in after working inside your computer System board Removing the system board Prerequisites 1 Follow the proc...

Page 55: ... board and provide a visual representation of the removal procedure Steps 1 Remove the two M2 5x5 screws that secure the right display hinge to the system board 2 Peel the transparent tape open the latch and disconnect the display cable Removing and installing components 55 ...

Page 56: ...ble from the system board 11 Disconnect the touchpad cable from the system board 12 Disconnect the keyboard backlight cable from the system board 13 Disconnect the keyboard cable from the system board 14 Remove the two M2x3 screws that secure the system board to the palm rest and keyboard assembly Installing the system board Prerequisites If you are replacing a component remove the existing compon...

Page 57: ...lose the latch 11 Connect the fan cable to the system board 12 Adhere the mylar that covers the I O board cable 13 Connect the power adapter port cable to the system board 14 Connect the display cable to the system board and close the latch 15 Adhere the transparent tape that secures the display cable to the system board 16 Push down the right display hinge and align the screw holes on the display...

Page 58: ... drive in M 2 slot two 7 Remove the fan 8 Remove the battery 9 Remove the power adapter port 10 Remove the display assembly 11 Remove the I O board 12 Remove the touchpad 13 Remove the coin cell battery 14 Remove the heat sink 15 Remove the power button board with optional fingerprint reader 16 Remove the system board NOTE The system board can be removed along with the heat sink 17 Remove the spea...

Page 59: ...tton board with optional fingerprint reader 4 Install the heat sink 5 Install the coin cell battery 6 Install the touchpad 7 Install the I O board 8 Install the display assembly 9 Install the power adapter port 10 Install the battery 11 Install the fan 12 Install the solid state drive in M 2 slot two 13 Install the solid state drive in M 2 slot one 14 Install the WLAN card 15 Install the memory mo...

Page 60: ...rivers 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 60 Drivers and downloads ...

Page 61: ...s 1 Turn on your computer 2 Press F2 immediately to enter the BIOS setup program NOTE If you wait too long and the operating system logo appears continue to wait until you see the desktop Then turn off your computer and try again 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 K...

Page 62: ...cture Date Displays the manufacture date of the computer Ownership Date Displays the ownership date of the computer Express Service Code Displays the express service code of the computer Ownership Tag Displays the ownership tag of the computer Signed Firmware Update Displays whether the signed firmware update is enabled Battery Displays the battery health information Primary Displays the primary b...

Page 63: ... 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 Table 5 System setup options Boot options menu Boot options Advanced Boot Options Enable UEFI Network Stack Enables or disables UEFI Network Stack Default OFF Boot Mode Boot Mode UEFI o...

Page 64: ...lt ON SATA 0 Default ON Drive Information Displays the information of various onboard drives Miscellaneous Devices Enables or disables various onboard devices Enable Camera Enables or disables the camera Default ON Keyboard Illumination Configures the operating mode of the keyboard illumination feature Default Disabled The keyboard illumination will always be off Keyboard Backlight Timeout on AC C...

Page 65: ... capsule update packages Computrace Enable or disable the BIOS module interface of the optional Computrace R Service from Absolute Software Intel Platform Trust Technology On Enables or disables Platform Trust Technology PTT visibility to the operating system Default ON PPI Bypass for Clear Commands Enables or disables the operating system to skip BIOS Physical Presence Interface PPI user prompts ...

Page 66: ...de Enables or disables the keys in the PK KEK db and dbx security key databases to be modified Default OFF Custom Mode Key Management Selects the custom values for expert key management Default PK Table 11 System setup options Performance menu Performance Intel Hyper Threading Technology Enables or disables the Intel Hyper Threading Technology to use processor resources more efficiently Default ON...

Page 67: ...NOTE If enabled the computer will not go to sleep Intel Rapid Start will be disabled automatically and the operating system power option will be blank if it was set to Sleep Enable USB Wake Support Enables the USB devices to wake the computer from Standby mode Default OFF Enable Intel Speed Shift Technology Enables or disables Intel Speed Shift Technology support which enables the operating system...

Page 68: ... or errors are detected NOTE Errors deemed critical to the operation of the computer hardware will always halt the computer Table 15 System setup options Virtualization menu Virtualization Intel Virtualization Technology Enables the computer to run a virtual machine monitor VMM Default ON VT for Direct I O Enables the computer to perform Virtualization Technology for Direct I O VT d VT d is an Int...

Page 69: ...lays Thermal events Default Keep Table 18 System setup options SupportAssist menu SupportAssist Dell Auto operating system Recovery Threshold Controls the automatic boot flow for SupportAssist System Resolution Console and for Dell operating system Recovery tool Default 2 SupportAssist operating system Recovery Enables or disables the boot flow for SupportAssist operating system Recovery tool in t...

Page 70: ... enter the recovery key to progress and the system will ask for this on each reboot If the recovery key is not known this can result in data loss or an unnecessary operating system re install For more information on this subject see Knowledge Article https www dell com support article sln153694 Updating your system BIOS using a USB flash drive About this task If the system cannot load into Windows...

Page 71: ... is listed as a boot option for your system If the option is listed then the BIOS supports this BIOS update option NOTE Only systems with BIOS Flash Update option in the F12 One Time Boot Menu can use this function Updating from the One Time Boot Menu To update your BIOS from the F12 One Time boot menu you will need USB key formatted to the FAT32 file system key does not have to be bootable BIOS e...

Page 72: ...ess the F12 key to access the One Time Boot Menu Highlight BIOS Update using the mouse or arrow keys then press Enter 3 The flash BIOS menu will open and then click the Flash from file 4 Select external USB device 72 System setup ...

Page 73: ...5 Once the file is selected Double click the flash target file then press submit 6 Click the Update BIOS then system will reboot to flash the BIOS System setup 73 ...

Page 74: ...ide a basic level of security for the data on your computer CAUTION Anyone can access the data that is stored on your computer if it is not locked and left unattended NOTE System and setup password feature is disabled Assigning a system setup password Prerequisites You can assign a new System or Admin Password only when the status is in Not Set About this task To enter the system setup press F2F12...

Page 75: ...em Security screen is displayed 2 In the System Security screen verify that Password Status is Unlocked 3 Select System Password alter or delete the existing system password and press Enter or Tab 4 Select Setup Password alter or delete the existing setup password and press Enter or Tab NOTE If you change the System and or Setup password reenter the new password when prompted If you delete the Sys...

Page 76: ...rformance of display power rail and system board These tests are important to evaluate if an LCD or system board needs a replacement 1 M BIST M BIST is the system board built in self test diagnostics tool that improves the diagnostics accuracy of system board embedded controller EC failures M BIST must be manually initiated before POST and can also run on a dead system 2 L BIST L BIST is an enhanc...

Page 77: ... troubleshooting is required proceed with the applicable Guided Resolution for No Power No POST etc Display panel power rail built in self test L BIST About this task Next steps L BIST LCD Power Rail Test is an enhancement to the single LED error code diagnostics and is automatically initiated during POST L BIST isolates if the LCD is receiving power from the system board L BIST checks if the syst...

Page 78: ...eds to ensure that the colors are being displayed correctly without distortion or graphical anomalies 4 The computer reboots at the end of the last solid color Outcome About this task The following table shows the outcome of running different types of BIST Table 21 BIST outcome M BIST Off No fault detected with system board Solid amber Indicates a problem with the system board Table 21 BIST outcom...

Page 79: ... charge status Solid white Power adapter is connected and the battery has more than 5 percent charge Amber Computer is running on battery and the battery has less than 5 percent charge Off Power adapter is connected and the battery is fully charged Computer is running on battery and the battery has more than 5 percent charge Computer is in sleep state hibernation or turned off The power and batter...

Page 80: ...ry Reboot to complete enabling your Intel Optane memory NOTE Applications may take up to three subsequent launches after enablement to see the full performance benefits Disabling Intel Optane memory About this task CAUTION After disabling Intel Optane memory do not uninstall the driver for Intel Rapid Storage Technology as it will result in a blue screen error The Intel Rapid Storage Technology us...

Page 81: ...he power button for 15 seconds to drain the flea power 5 Install the battery 6 Install the base cover 7 Turn on your computer WiFi power cycle About this task If your computer is unable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be performed The following procedure provides the instructions on how to conduct a WiFi power cycle NOTE Some ISPs Internet Se...

Page 82: ...ick Search to retrieve the related articles Learn and know the following information about your product Product specifications Operating system Setting up and using your product Data backup Troubleshooting and diagnostics Factory and system restore BIOS information See Me and My Dell at www dell com support manuals To locate the Me and My Dell relevant to your product identify your product through...

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