Dell Latitude 7200 2-in-1 Service Manual Download Page 29

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WLAN card

Removing the WLAN card

Steps

1. Follow the procedure in

Before working inside your tablet

2. Remove the:

microSD card

SIM card tray

display panel assembly

3. Loosen the M2x3.5 screws that secure the WLAN bracket to the WLAN card [1].
4. Remove the WLAN bracket [2].
5. Disconnect the antenna cables from the WLAN card [3].

Disassembly and reassembly

Summary of Contents for Latitude 7200 2-in-1

Page 1: ...Dell Latitude 7200 2 in 1 Service Manual Regulatory Model T04J Regulatory Type T04J001 September 2021 Rev A04 ...

Page 2: ...tial 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 2019 2021 Dell Inc or its subsidiaries All rights reserved Dell EMC and other trademarks are trademarks of Dell Inc or its subsidiaries Other trademarks may be trademarks of their respective owners ...

Page 3: ...ate drive 24 Removing the SSD module 24 Installing SSD module 27 WLAN card 29 Removing the WLAN card 29 Installing the WLAN card 30 WWAN card 31 Removing the WWAN card 31 Installing the WWAN card 32 Battery 33 Lithium ion battery precautions 33 Removing the battery 34 Installing the battery 35 Heat sink 37 Removing the heat sink assembly 37 Installing the heat sink assembly 40 Speakers 43 Removing...

Page 4: ...Entering BIOS without keyboard 81 System setup options 81 General options 81 System configuration 82 Video screen options 84 Security 84 Secure boot 85 Intel Software Guard Extensions options 86 Performance 86 Power management 87 Post behavior 88 Virtualization support 89 Wireless options 89 Maintenance 89 System logs 90 SupportAssist system resolution 90 System Log 90 Updating the BIOS 90 Updatin...

Page 5: ...m Performance Check 96 Built in self test BIST 96 M BIST 96 LCD Power rail test L BIST 97 LCD Built in Self Test BIST 97 System diagnostic lights 98 Kickstand open status behavior 99 Recovering the operating system 99 Backup media and recovery options 99 WiFi power cycle 99 Drain residual flea power perform hard reset 100 Chapter 6 Getting help 101 Contacting Dell 101 Contents 5 ...

Page 6: ...ding strap or by periodically touching an unpainted metal surface such as a connector on the back of the tablet CAUTION Handle components and cards with care Do not touch the components or contacts on a card Hold a card by its edges or by its metal mounting bracket CAUTION When you disconnect a cable pull on its connector or on its pull tab not on the cable itself Some cables have connectors with ...

Page 7: ... using a wrist grounding strap or by periodically touching an unpainted metal surface at the same time as touching a connector on the back of the computer CAUTION Handle components and cards with care Do not touch the components or contacts on a card Hold a card by its edges or by its metal mounting bracket Hold a component such as a processor by its edges not by its pins CAUTION When you disconne...

Page 8: ...ide 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 working on your c...

Page 9: ...Board System Board I O Board WWAN Antenna Subscriber Identity Module SIM card Removing the SIM card tray Prerequisites 1 Follow the procedure in Before working inside your computer Steps 1 Insert a pin into the hole of the SIM card tray and push inward until the tray is released 2 Slide the SIM card tray out of the slot on the computer 3 Remove the SIM card from the SIM card tray 4 Slide the SIM c...

Page 10: ...e tray is released 2 Slide the SIM card tray out of the slot on the computer 3 Place the SIM card into the SIM card tray with the metallic contact facing up 4 Align the SIM card tray with the slot on the computer and slide the SIM card tray into the slot until it clicks into place 10 Disassembly and reassembly ...

Page 11: ...r computer Micro Secure Digital SD Card Removing the microSD card Steps 1 Follow the procedure in Before working inside your computer 2 Press the microSD card to eject it from the slot 1 3 Remove the microSD card from the computer 2 Disassembly and reassembly 11 ...

Page 12: ...dummy microSD card filler to eject it out 2 Remove the dummy microSD card filler from the computer 3 Align the microSD card in the slot on the computer 4 Slide the microSD card into the slot until it clicks into place 12 Disassembly and reassembly ...

Page 13: ...the kickstand power on feature When the kickstand is deployed the tablet will power on If the tablet is powered on with the kickstand deployed press and hold the power button to turn off the tablet and then begin the tablet disassembly There is no need to close the kickstand proceed to remove the screws securing the display assembly Steps 1 Follow the procedure in Before working inside your tablet...

Page 14: ...ve the six screws non security configuration and loosen the six captive screws security configuration securing the display assembly of Latitude 7210 2 in 1 to the system chassis 14 Disassembly and reassembly ...

Page 15: ...5 Using a plastic scribe push the two release holes next to the hinges to loosen the display assembly from the display back cover Disassembly and reassembly 15 ...

Page 16: ...6 Close the display back cover 7 Flip the system over so the display assembly is facing upwards 16 Disassembly and reassembly ...

Page 17: ...t side of the display assembly 9 Carefully flip the display assembly over from the top edge and lay the display assembly face down next to the display back cover Do not pull away the display assembly from the base The display assembly is still connected to the system board on the base via the display cable Carefully flip the display assembly over and disconnect the display cable Disassembly and re...

Page 18: ... the battery power switch on the system board to OFF 11 Remove the two M2x2 5 screws 1 securing the display cable bracket 2 to the system board and remove the display cable bracket 18 Disassembly and reassembly ...

Page 19: ...12 Disconnect the display cable 3 from the system board and remove the display panel assembly from the system Disassembly and reassembly 19 ...

Page 20: ... two M2x2 5 screws 3 securing the display cable bracket to the system board and replace the display cable bracket 2 3 Slide the battery power switch on the system board to ON carefully connect the display assembly to the system board using display cable and flip the display assembly facing up 20 Disassembly and reassembly ...

Page 21: ...4 Continue to work around the left side and the top side of the display assembly 5 Flip over the computer and then place the computer on a flat surface Disassembly and reassembly 21 ...

Page 22: ...and 7 Replace the six screws non security configuration and tighten the six captive screws security configuration securing the display assembly of Latitude 7210 2 in 1 to the system chassis 22 Disassembly and reassembly ...

Page 23: ...8 Close the kickstand Disassembly and reassembly 23 ...

Page 24: ...SSD module Steps 1 Follow the procedure in before working inside your tablet 2 Remove the a Remove the SIM card and display panel NOTE SIM card slot is available only on tablets shipping with WWAN module 3 To remove the SSD module a Remove the single M2 x 2 5 screw securing the M 2 2230 SSD shielding cover 24 Disassembly and reassembly ...

Page 25: ...ift the M 2 2230 SSD shielding cover from the tablet c Slide and lift the SSD module from the slot on the tablet NOTE Ensure NOT to lift the SSD card by an angle more than 15 Disassembly and reassembly 25 ...

Page 26: ...26 Disassembly and reassembly ...

Page 27: ...Installing SSD module Steps 1 Insert the SSD module into the slot on the system board Disassembly and reassembly 27 ...

Page 28: ...2 Replace the M2 x 2 5 screw to secure SSD shield NOTE Align the shield carefully to avoid damage to the clips heads 28 Disassembly and reassembly ...

Page 29: ...ing inside your tablet 2 Remove the a microSD card b SIM card tray c display panel assembly 3 Loosen the M2x3 5 screws that secure the WLAN bracket to the WLAN card 1 4 Remove the WLAN bracket 2 5 Disconnect the antenna cables from the WLAN card 3 Disassembly and reassembly 29 ...

Page 30: ...he WLAN card Steps 1 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 1 2 Connect the antenna cables to the WLAN card 2 3 Place the WLAN bracket to the WLAN card 3 30 Disassembly and reassembly ...

Page 31: ...rd Removing the WWAN card Steps 1 Follow the procedure in Before working inside your tablet 2 Remove the a microSD card b SIM card tray c display panel assembly 3 Loosen the M2x3 5 screw that secures the WWAN bracket to the WWAN card 1 4 Remove the WWAN bracket 2 5 Disconnect the antenna cables from the WWAN card 3 6 Slide and remove the WWAN card from the WWAN card slot 4 Disassembly and reassemb...

Page 32: ...on the WWAN card slot and insert the WWAN card at an angle into the WWAN card slot 1 2 Connect the antenna cables to the WWAN card 2 3 Place the WWAN bracket to the WWAN card 3 4 Replace the M2x3 5 screw that secures the WWAN bracket to the WWAN card 32 Disassembly and reassembly ...

Page 33: ...ttery is fully discharged when the computer no longer turns on when the power button is pressed Do not 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 ...

Page 34: ...ed and should be replaced and disposed properly For guidelines on how to handle and replace swollen Lithium ion batteries see Handling swollen Lithium ion batteries Removing the battery Steps 1 Follow the procedure in Before working inside your tablet 2 Remove the a microSD card b SIM card tray c Display panel assembly 3 To remove the battery a Peel off the adhesive tape covering the battery conne...

Page 35: ...nstalling the battery Steps 1 Align the screw holes on the battery with the screw holes on the computer 1 2 Replace the M2x4 screws that secure the battery to the computer 2 Disassembly and reassembly 35 ...

Page 36: ...3 Connect the battery cable to connector on the system board 1 4 Adhere the tape on the battery connector 2 36 Disassembly and reassembly ...

Page 37: ... your tablet Heat sink Removing the heat sink assembly Steps 1 Follow the procedure in Before working inside your tablet 2 Remove the a microSD card b SIM card tray c display panel assembly 3 Lift and remove the left heat sink shield 1 and right heat sink shield 2 away from the heat sink Disassembly and reassembly 37 ...

Page 38: ...rom the heat sink assembly 1 5 Unroute the WLAN antenna cables from the routing guides on the heat sink 2 6 Open the latch and disconnect the heat sink fan cable from the connector on the system board 3 38 Disassembly and reassembly ...

Page 39: ...1 b c In sequential order as indicated on the heat sink loosen the captive screws that secure the heat sink to the system board 2 NOTE Remove the screws in the order of the callout numbers 1 2 3 4 as graphically printed on the heat sink d Lift the heat sink assembly from the tablet 3 Disassembly and reassembly 39 ...

Page 40: ...h the screw holes on the system board c In sequential order indicated on the heat sink tighten the captive screws that secure the heat sink to the system board 2 d Align the screw holes on the heat sink fan with the screw holes on the system board e Replace the M2x2 5 captive screws that secure the heat sink fan on the system board 3 40 Disassembly and reassembly ...

Page 41: ... sink assembly 1 g Slide the heat sink fan cable into the connector on the system board and close the latch to secure the cable 2 h Route the WLAN antenna cables through the routing guides on the system board 3 Disassembly and reassembly 41 ...

Page 42: ...i Place the left heat sink shield 1 and right heat sink shield 2 on the heat sink 2 Install the 42 Disassembly and reassembly ...

Page 43: ...our tablet 2 Remove the a microSD card b SIM card tray c display panel assembly 3 To remove the speakers a Disconnect the speaker cable from the connector on the system board 1 b Peel off the tapes that secure the speaker cable to the computer 2 c Unroute the speaker cable from the routing guides on the computer Disassembly and reassembly 43 ...

Page 44: ...d Lift the speakers off the computer 44 Disassembly and reassembly ...

Page 45: ...Installing speakers Steps 1 Using the alignment posts align and place the speakers on the computer 2 Route the speaker cable through the routing guides on the computer Disassembly and reassembly 45 ...

Page 46: ...3 Connect the speaker cable to connector on the system board 4 Adhere the tapes that secure the speaker cable to the computer 46 Disassembly and reassembly ...

Page 47: ...gently pry open and remove the left shielding cover from the edge that is marked with an arrow b Disconnect the front facing camera cable from the system board 1 NOTE Ensure to peel off the adhesive tape that secures the front camera to the rear camera The front camera cable is glued to the rear camera ensure to gently peel off to remove the screw that secures the rear camera to the system board c...

Page 48: ...lign and place the front camera module into the slot on the computer 2 Replace the M1 6x3 screws to secure the front camera module to the computer 3 Connect the front camera cable to the connector on the system board 48 Disassembly and reassembly ...

Page 49: ...4 Place the shielding cover to secure the front camera module NOTE Handle the covering shield with care else it may break Disassembly and reassembly 49 ...

Page 50: ...king inside your tablet Rear facing camera Removing the rear camera Steps 1 Follow the procedure in Before working inside your tablet 2 Remove the a MicroSD card b SIM card tray c display panel assembly 3 To remove the rear camera a Remove the shielding cover from the computer 50 Disassembly and reassembly ...

Page 51: ...sconnect the rear camera cable from the system board 1 c Remove the M1 6x3 screw securing the rear camera module to the computer 2 d Lift the camera module from the computer 3 Disassembly and reassembly 51 ...

Page 52: ...era a Align and place the rear camera module into the slot on the computer 1 b Replace the M1 6x3 screw to secure the rear camera module to the computer 2 c Connect the rear camera cable to the connector on the system board 3 52 Disassembly and reassembly ...

Page 53: ...cedure in After working inside your tablet Smart Card Cage Removing the smart card cage Steps 1 Follow the procedure in Before working inside your tablet 2 Remove the a microSD card b SIM card tray c battery d M 2 2230 SSD e WWAN card f Rear facing camera g Heat sink assembly h WWAN main antenna module i System board j display panel Disassembly and reassembly 53 ...

Page 54: ...smart card cage a Disconnect and peel back the Smartcard cage FFC from the daughter board b Remove the M2x2 screws from the smart card module 1 c Lift the smart card cage from the tablet 2 54 Disassembly and reassembly ...

Page 55: ...rd cage Steps 1 Insert the smart cage into the slot on the tablet 2 Replace the M2 x 2 5 screws 2 to secure the smart card cage to the tablet 1 3 Connect the smart cable to the smart card module Disassembly and reassembly 55 ...

Page 56: ...4 Replace the a System board 56 Disassembly and reassembly ...

Page 57: ...ocedure in Before working inside your tablet 2 Remove the a microSD card b SIM card tray c display panel assembly 3 To remove the docking connector a Open the latch and disconnect the docking connector FPC from the system board 1 b Peel the docking connector FPC from the computer 2 c Remove the M2x2 5 screws that secure the docking board bracket to the docking board 1 d Lift the docking board brac...

Page 58: ...e Remove the docking connector along with its FPC from the computer 58 Disassembly and reassembly ...

Page 59: ...rd along with the FPC in the slot on the computer 2 Align the screw holes on the docking connector bracket with the screw holes on the docking board 1 3 Replace the M2x2 screws to secure the docking connector bracket to the docking board 2 Disassembly and reassembly 59 ...

Page 60: ...4 Connect the docking board cable to the connector on the system board 1 5 Adhere the docking board cable to the computer 2 60 Disassembly and reassembly ...

Page 61: ...blet 2 Remove the a microSD card b SIM card tray c display panel assembly d heat sink assembly 3 Unroute the WLAN antenna cables from the routing guides on the computer 1 4 Open the latch and disconnect the power button board FPC from the connector on the system board 2 5 Peel the power button board FPC from the computer 1 6 Open the latch and disconnect the fingerprint reader FFC from the power b...

Page 62: ...r button board to the computer 1 8 Using a plastic scribe pry the power button sensor at the top edge of the power button board out of its compartment 9 Remove the power button board along with its FPC from the computer 2 62 Disassembly and reassembly ...

Page 63: ... button board Steps 1 Align and place the power button board along with its FPC in the slot on the computer 1 2 Replace the two M2x2 5 screws to secure the power button board to the computer 2 Disassembly and reassembly 63 ...

Page 64: ...3 Adhere the power button board FPC to the computer 1 4 Connect the fingerprint reader FFC to the connector on the power button board 2 64 Disassembly and reassembly ...

Page 65: ...microSD card 8 Follow the procedure in After working inside your tablet System Board Removing system board Steps 1 Follow the procedure in Before working inside your tablet 2 Remove the a microSD card b SIM card tray c battery d display panel assembly e M 2 2230 SSD f WWAN card g Rear facing Camera h Heat sink assembly i WWAN main antenna module 3 Disconnect the following cables from the system bo...

Page 66: ...card tray b Remove the dummy SIM card tray c Disconnect the power button daughter board FPC USB daughter board FPC USH FFC that are shipped with a USH module docking connector FPC and a speaker cable 4 Un route the antenna cables from the routing clips 66 Disassembly and reassembly ...

Page 67: ...5 To remove the system board a Remove the two bracket M2 x3 screws securing the Type C USB bracket in place Disassembly and reassembly 67 ...

Page 68: ...b Remove the Type C USB bracket c Remove the single M2 x 3 screw securing the audio jack in place d Remove the seven M2 x 2 screws securing the system board in place 68 Disassembly and reassembly ...

Page 69: ... 1 Align the system board with the screw holders on the tablet 2 Tighten the seven M2 x2 screws to secure the system board to the tablet NOTE Remember to align the Type C port and tighten the two screws to secure the port to the system chassis Disassembly and reassembly 69 ...

Page 70: ...ghten the single M2 x 3 screw securing the audio jack in place and place the USB Type C bracket 4 Tighten the two bracket M2 x3 screws securing the Type C USB bracket in place 70 Disassembly and reassembly ...

Page 71: ...5 Replace the a WWAN main antenna module Disassembly and reassembly 71 ...

Page 72: ...after working inside your tablet I O Board Removing I O board Steps 1 Follow the procedure in Before working inside your tablet 2 Remove the SD Memory Card and display panel 3 Remove the cable from the system board and peel off the adhesive tape to remove the I O board Figure 1 Removing the cable 72 Disassembly and reassembly ...

Page 73: ...lling I O board Steps 1 Follow the procedure in Before working inside your tablet 2 Remove the SD Memory Card and display panel 3 Fix the adhesive tape and Install the cable with the I O board to the system board Disassembly and reassembly 73 ...

Page 74: ...Figure 3 Fix the adhesive tape 74 Disassembly and reassembly ...

Page 75: ...rking inside your tablet 2 Remove the a microSD card b SIM card tray c display panel assembly 3 To remove the antenna module a Unroute the WWAN antenna cables from the system board b Release the clips on the left and right side of the WWAN main antenna module securing it to the computer Disassembly and reassembly 75 ...

Page 76: ...c Flip over the WWAN main antenna module to release it from the system board d Remove the WWAN main antenna module from the computer 76 Disassembly and reassembly ...

Page 77: ...e slot on the computer 2 Flip over the WWAN main antenna module to fix it to the system board 3 Tighten the clips on the left and right side of the WWAN main antenna module to secure it to the computer 4 Route the WWAN antenna cables to the system board Disassembly and reassembly 77 ...

Page 78: ...5 Replace the a display panel assembly b microSD card c SIM card tray 6 Follow the procedure in After working inside your tablet 78 Disassembly and reassembly ...

Page 79: ...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 79 ...

Page 80: ...rd Clearing BIOS System Setup and System passwords 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 Steps 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...

Page 81: ...iagnostic option The boot menu options are Removable Drive if available STXXXX Drive if available NOTE XXX denotes the SATA drive number Optical Drive if available SATA Hard Drive if available Diagnostics The boot sequence screen also displays the option to access the System Setup screen Entering BIOS without keyboard Steps 1 Press the power button to turn on your tablet 2 Press and hold the Volum...

Page 82: ...ty Allows you to control whether the system prompts the user to enter the Admin password when booting to a UEFI boot path Click one of the following options Always Except Internal HDD Default Always Never Date Time Allows you to set the date and time The change to the system date and time takes effect immediately System configuration Table 3 System Configuration options Option Description SATA Ope...

Page 83: ...Support Enable Thunderbolt and PCIe behind TBT Pre boot Modules No Security User Authorization This option is enabled by default Secure Connect Display Port and USB Only Thunderbolt Auto Switch Allows you to configure the method used by the Thunderbolt controller to perform the PCIe device enumeration By default the Auto switch option is enabled The options are Native Enumeration BIOS Assist Enume...

Page 84: ...K once you set the password NOTE By default the Enter the old password field is marked as Not set Hence password has to be set for the first time you login and then you can change or delete the password Strong Password Allows you to enforce the option to always set strong password Enable Strong Password By default this option is disabled Password Configuration You can define the length of your pas...

Page 85: ...etup Lockout Allows you to prevent users from entering Setup when an administrator password is set Enable Admin Setup Lockout By default this option is disabled Master Password Lockout Allows you to disable master password support Enable Master Password Lockout By default this option is disabled NOTE Hard Disk password should be cleared before the settings can be changed SMM Security Mitigation Al...

Page 86: ...ns Disabled Enabled Software controlled Default Enclave Memory Size This option sets SGX Enclave Reserve Memory Size Click one of the following options 32 MB 64 MB 128 MB Default Performance Table 8 Performance Option Description Multi Core Support This field specifies whether the processor has one or all cores enabled The performance of some applications improves with the additional cores All Def...

Page 87: ...Time Allows you to set the time at which the computer must turn on automatically The options are Disabled enabled by default Every Day Weekdays Select Days USB Wake Support Allows you to enable USB devices to wake the system from standby By default the option Enable USB Wake Support is disabled Advanced Battery Charge Configuration This option enables you to maximize the battery health When you en...

Page 88: ...s option you cannot toggle dynamically the primary behavior of these keys By default the Fn Lock option is enabled Select one of the following options Lock Mode Disable Standard Lock Mode Enable Secondary enabled by default Fastboot Allows you to speed up the boot process by bypassing some of the compatibility steps Select one of the following options Minimal enabled by default Thorough Auto Exten...

Page 89: ...eless switch The options are WLAN Bluetooth All the options are enabled by default Wireless Device Enable Allows you to enable or disable the internal wireless devices The options are WLAN Bluetooth All the options are enabled by default Maintenance Table 13 Maintenance Option Description Service Tag Displays the service tag of your computer Asset Tag Allows you to create a system asset tag if an ...

Page 90: ...tool Click one of the following options OFF 1 2 enabled by default 3 SupportAssist OS Recovery Allows you to recover the SupportAssist OS Recovery Disabled by default By default this option is enabled System Log Option Description BIOS Events Allows you to view and clear the System Setup BIOS POST events Thermal Events Allows you to view and clear the System Setup Thermal events Power Events Allow...

Page 91: ...dating 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 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 ar...

Page 92: ...tery to flash the BIOS Perform the following steps to perform the BIOS update flash process from the F12 menu CAUTION Do not turn off the computer during the BIOS update process The computer may not boot if you turn off your computer Steps 1 From a turn off state insert the USB drive where you copied the flash into a USB port of the computer 2 Turn on the computer and press F12 to access the One T...

Page 93: ... 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 is Locked About this task To enter the System Setup press F12 immediately after a power on or reboot Steps 1 In the System BIOS or System Setup screen select System Security and press Enter The System Security scre...

Page 94: ...NOTE For information on how to reset Windows or application passwords refer to the documentation accompanying Windows or your application 94 System setup ...

Page 95: ...e system To discharge the battery unplug the AC adapter from the system and operate the system only on battery power When the system will no longer power on when the power button is pressed the battery is fully discharged Do not 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 pressu...

Page 96: ...logo appears 3 On the boot menu screen select the Diagnostics option 4 Click the arrow at the bottom left corner Diagnostics front page is displayed 5 Click the arrow in the lower right corner to go to the page listing The items detected are listed 6 To run a diagnostic test on a specific device press Esc and click Yes to stop the diagnostic test 7 Select the device from the left pane and click Ru...

Page 97: ... For cases when a 2 8 error code is shown replace the system board LCD Built in Self Test BIST Dell laptops have a built in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with the LCD screen of the Dell laptop or with the video card GPU and PC settings When you notice screen abnormalities like flickering distortion clarity issues fuzz...

Page 98: ...r White Problem description Recommended solutions 2 1 Processor failure Replace the system board 2 2 System board BIOS or ROM Read Only Memory failure Flash latest BIOS version If problem persists replace the system board 2 3 No memory or RAM Random Access Memory detected Confirm that the memory module is installed properly If problem persists replace the memory module 2 4 Memory or RAM Random Acc...

Page 99: ...iagnose 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 system due to software or har...

Page 100: ...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...

Page 101: ...and telephone based support and service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues Steps 1 Go to Dell com support 2 Select your support category 3 Verify your country or region in the Choose a Country Region drop down list at the bottom of the page 4 Select the appropr...

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