Dell P34E Service Manual Download Page 5

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Removing the display hinge...................................................................................................................................... 92
Installing the display hinge........................................................................................................................................ 93

Camera.................................................................................................................................................................................94

Removing the camera.................................................................................................................................................94
Installing the camera...................................................................................................................................................95

eDP cable............................................................................................................................................................................ 96

Removing the eDP cable........................................................................................................................................... 96
Installing the eDP cable..............................................................................................................................................97

Display bracket...................................................................................................................................................................98

Removing the display support bracket...................................................................................................................98
Installing the display support bracket.....................................................................................................................99

Chapter 4: BIOS setup................................................................................................................101

Updating the BIOS........................................................................................................................................................... 112

System and setup password..........................................................................................................................................114

Assigning a system setup password...................................................................................................................... 114
Deleting or changing an existing system setup password................................................................................115

Clearing CMOS settings................................................................................................................................................. 115
Clearing BIOS (System Setup) and System passwords..........................................................................................115

Chapter 5: Troubleshooting........................................................................................................ 116

Handling swollen Lithium-ion batteries....................................................................................................................... 116
Enhanced Pre-Boot System Assessment — ePSA diagnostics............................................................................117

Running the ePSA Diagnostics................................................................................................................................ 117

Built-in self-test (BIST)...................................................................................................................................................117

M-BIST.......................................................................................................................................................................... 117
LCD Power rail test (L-BIST).................................................................................................................................. 118

Contents

Summary of Contents for P34E

Page 1: ...Dell Precision 7740 Service Manual Regulatory Model P34E Regulatory Type P34E002 September 2021 Rev A02 ...

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: ...ing the battery cover 18 Battery 19 Lithium ion battery precautions 19 Removing the battery 20 Installing the battery 21 Keyboard 23 Removing the keyboard 23 Installing the keyboard 27 Base cover 29 Removing the base cover 29 Installing the base cover 30 Primary memory module 31 Removing the primary memory module 31 Installing the primary memory module 32 Secondary memory module 33 Removing the se...

Page 4: ...button 62 Removing the Touchpad buttons 62 Installing the Touchpad button 63 Smart card cage 64 Removing the smart card cage 64 Installing the smart card cage 65 Speaker 66 Removing the speakers 66 Installing the speakers 67 LED board 68 Removing the LED board 68 Installing the LED board 69 Heat sink 70 Removing the heat sink assembly 70 Installing the heat sink assembly 73 Graphics card 75 Removi...

Page 5: ...mance 108 Power management 109 Post behavior 110 Virtualization support 111 Wireless options 111 Maintenance 112 System logs 112 Updating the BIOS 112 Updating the BIOS in Windows 112 Updating the BIOS in Linux and Ubuntu 113 Updating the BIOS using the USB drive in Windows 113 Updating the BIOS from the F12 One Time boot menu 113 System and setup password 114 Assigning a system setup password 114...

Page 6: ...ecovering the operating system 119 Real Time Clock RTC Reset 120 Battery status LED 120 Backup media and recovery options 120 WiFi power cycle 120 Drain residual flea power perform hard reset 121 Chapter 6 Getting help 122 Contacting Dell 122 6 Contents ...

Page 7: ...rap 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 disconnect a cable pull on its conn...

Page 8: ...m the electrical outlet before performing Step 8 CAUTION To avoid electrostatic discharge ground yourself by 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 7 Remove any installed ExpressCards or Smart Cards from the appropriate slots After working inside your computer After you complete any r...

Page 9: ...heater applications Content Type Real time signaling of content types between display and source devices enabling a TV to optimize picture settings based on content type Additional Color Spaces Adds support for additional color models used in digital photography and computer graphics 4K Support Enables video resolutions far beyond 1080p supporting next generation displays that will rival the Digit...

Page 10: ...t features Full duplex data transfers and support for new transfer types Backward USB 2 0 compatibility New connectors and cable The topics below cover some of the most commonly asked questions regarding USB 3 0 USB 3 1 Gen 1 Speed Currently there are 3 speed modes defined by the latest USB 3 0 USB 3 1 Gen 1 specification They are Super Speed Hi Speed and Full Speed The new SuperSpeed mode has a t...

Page 11: ...re some of the available SuperSpeed USB 3 0 USB 3 1 Gen 1 products External Desktop USB 3 0 USB 3 1 Gen 1 Hard Drives Portable USB 3 0 USB 3 1 Gen 1 Hard Drives USB 3 0 USB 3 1 Gen 1 Drive Docks Adapters USB 3 0 USB 3 1 Gen 1 Flash Drives Readers USB 3 0 USB 3 1 Gen 1 Solid state Drives USB 3 0 USB 3 1 Gen 1 RAIDs Optical Media Drives Multimedia Devices Networking USB 3 0 USB 3 1 Gen 1 Adapter Car...

Page 12: ... connection To use this the device and the cable have to support USB Power Delivery Just having a USB Type C connection doesn t necessarily mean they do USB Type C and USB 3 1 USB 3 1 is a new USB standard USB 3 s theoretical bandwidth is 5 Gbps while USB 3 1 s is 10 Gbps That s double the bandwidth as fast as a first generation Thunderbolt connector USB Type C isn t the same thing as USB 3 1 USB ...

Page 13: ...derbolt USB DisplayPort and power on USB Type C on a single cable features vary between different products 2 USB Type C connector and cables which are compact and reversible 3 Supports Thunderbolt Networking varies between different products 4 Supports up to 4K displays 5 Up to 40 Gbps NOTE Data transfer speed may vary between different devices Thunderbolt Icons Figure 2 Thunderbolt Iconography Va...

Page 14: ... Hard drive Hard drive interposer board Coin cell battery Power connector port Palm rest Touchpad button Smart card cage Speaker LED board Heat sink Graphics card System board Display assembly Display bezel Display panel Display hinges Camera eDP cable Display bracket Recommended tools The procedures in this document require the following tools Phillips 0 screwdriver Phillips 1 screwdriver Plastic...

Page 15: ...upport bracket Touchpad button M2 0x3 0 1 per SSD 1 per SSD 1 1 1 1 2 4 2 6 3 1 6 2 Beam connector M2 0x3 0 2 Keyboard M2 0x2 5 5 Base cover M2 5X5 0 2 Type C bracket HDD Interposer board M2 0x5 0 3 1 4 Cell Battery 6 Cell Battery HDD assembly M2 5x3 0 2 3 4 Display hinge Hinge cap M2 5x4 0 6 4 GPU card System board Palmrest Display assembly bottom M2 5x5 0 3 2 15 2 Display assembly rear M2 5x6 0 ...

Page 16: ... in Before working inside your computer 2 Press the SD card in to release it from the system 3 Slide the SD card out of the system Installing SD card 1 Slide the SD card into its slot until it clicks into place 16 Removing and installing components ...

Page 17: ...procedure in Before working inside your computer 2 Remove the SD card 3 To remove the battery cover a Slide the battery cover release latch towards the unlock icon to release the battery cover 1 b Slide the battery cover outwards and lift the cover to remove it from the system 2 Removing and installing components 17 ...

Page 18: ...ttery cover 1 To install the battery cover a Slide the battery cover into its slot until it clicks into place 1 b The release latch automatically springs back to the lock position 2 18 Removing and installing components ...

Page 19: ...nd 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 puncture or damage to the battery and other system components If the battery gets stuck inside your computer as a result of swelling do not try to rel...

Page 20: ... connector on the battery 1 b Remove the 3 M2 5x3 0 screws that secure the battery to the system 2 c Remove the battery away from the system 3 4 To remove the 4 cell battery a Disconnect the battery cable from the connector on the battery 1 b Remove the 2 M2 5x3 0 screws that secure the battery to the system 2 c Remove the battery away from the system 3 20 Removing and installing components ...

Page 21: ...the 6 cell battery a Place the battery onto its slot in the system 1 b Replace the 3 M2 5x3 0 screws to secure the battery to the system 2 c Connect the battery cable to the connector in the battery 3 Removing and installing components 21 ...

Page 22: ...ery a Place the battery onto its slot in the system 1 2 b Replace the 2 M2 5x3 0 screws to secure the battery to the system 3 c Connect the battery cable to the connector in the system board 4 22 Removing and installing components ...

Page 23: ...keyboard 1 Follow the procedures in Before working inside your computer 2 Remove the a SD card b battery cover c battery 3 To remove the keyboard a Lift the latch and disconnect the keyboard cable fingerprint cable and the fingerprint button cable from the connectors on the system board Removing and installing components 23 ...

Page 24: ...e system at 90 angle c Using a plastic scribe pry the keyboard lattice starting from the recess points on the top edge 1 2 and work along the sides and bottom edge of the keyboard lattice 24 Removing and installing components ...

Page 25: ...d Lift the keyboard lattice away from the system e Remove the 5 M2 0x2 5 screws that secure the keyboard to the palmrest 1 Removing and installing components 25 ...

Page 26: ...f Pry the bottom edge of the keyboard and then work along the left and right sides of the keyboard 2 3 4 g Slide and remove the keyboard from the system 26 Removing and installing components ...

Page 27: ... route the cables back through to the bottom of the compartment b Press and align the keyboard to its compartment working along the left right and bottom edges 1 2 3 c Replace the 5 M2 0x2 5 screws to secure the keyboard to the palmrest 4 Removing and installing components 27 ...

Page 28: ...e keyboard lattice to its position on the keyboard and ensure that the keyboard lattice clicks into its place e Turn over the system at 90 angle to access the keyboard cables 28 Removing and installing components ...

Page 29: ...procedure in After working inside your computer Base cover Removing the base cover 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery 3 To remove the base cover a Remove the 2 M2 5X5 0 screws that secure the base cover to the system 1 b Slide the rubber feet towards the rear end to disengage the base cover and lift the base cover away fro...

Page 30: ...ase cover 1 To install the base cover a Slide the base cover to align with the screw holes on the system 1 b Replace the 2 M2 5X5 0 screws to secure the base cover to the system 2 30 Removing and installing components ...

Page 31: ...omputer 2 Remove the a SD card b battery cover c battery d base cover e keyboard 3 To remove primary memory module a Remove the single M2 0x3 0 screw that secures the memory shield 1 b Slide and lift the memory shield from the memory module on the system 2 c Pry the retention clips away from the memory module until it pops up 3 d Lift the memory module and remove it from the system 4 Removing and ...

Page 32: ...primary memory module a Insert the memory module into the memory socket 1 b Press the clips to secure the memory module to the system board 2 c Slide in the memory shield on the memory module 3 d Replace the single M2 0x3 0 screw to secure the memory shield to the memory module 4 32 Removing and installing components ...

Page 33: ...dule Removing the secondary memory module 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery 3 To remove the secondary memory module a Pry the retention clips away from the memory module until it pops up b Lift the memory module and remove it from the system Removing and installing components 33 ...

Page 34: ...econdary memory module 1 To install the secondary memory module a Insert the memory module into the memory socket b Press the clips to secure the memory module to the system board 34 Removing and installing components ...

Page 35: ...D card b battery cover c battery d base cover 3 To remove the WWAN card a Remove the single M2 0x3 0 screw that secures the WWAN metal bracket to the system board 1 b Remove the WWAN metal bracket that secures the WWAN antenna cables 2 c Disconnect and unroute the WWAN antenna cables connected to the WWAN card 3 d Remove the WWAN card from the WWAN card slot in the system board 4 Removing and inst...

Page 36: ...rd 1 b Route the WWAN antenna cables through the routing channel c Connect the antenna cables to the connectors on the WWAN card 2 d Align the WWAN metal bracket above the WWAN card and replace the single M2 0x3 0 screw to secure the WWAN metal bracket to the system board 3 4 36 Removing and installing components ...

Page 37: ...ve the a SD card b battery cover c battery d base cover 3 To remove the WLAN card a Remove the single M2 0x3 0 screw that secures the WLAN metal bracket to the system board 1 b Remove the WLAN metal bracket that secures the WLAN antenna cables 2 c Disconnect and un route the antenna cables connected to the WLAN card 3 d Remove the WLAN card from the WLAN card slot in the system board 4 Removing an...

Page 38: ...rd 1 b Route the WLAN antenna cables through the routing channel c Connect the antenna cables to the connectors in the WLAN card 2 d Align the WLAN metal bracket above the WLAN card and replace the single M2 0x3 0 screw to secure the WLAN metal bracket to the system board 3 4 38 Removing and installing components ...

Page 39: ...the a SD card b battery cover c battery d base cover 3 To remove SIM card a Gently slide the SIM card cover towards the rear of the system to unlock the SIM card cover 1 CAUTION The SIM card cover is very fragile and can be easily damaged if it is not properly unlocked before opening b Filp the SIM card cover from the botton edge 2 c Lift the SIM card from the SIM card compartment 3 Removing and i...

Page 40: ...tall the SIM card a Slide the SIM card into the SIM card compartment 1 b Snap the SIM card cover down 2 c Slide the SIM card cover towards the front of the system to lock the SIM card cover 3 40 Removing and installing components ...

Page 41: ...g inside your computer 2 Remove the a SD card b battery cover c battery d base cover NOTE Removal of base cover is required only to access the M 2 SSD module in slot 3 5 or 6 3 To remove the M 2 SSD module Slot 4 a Remove the single M2 0x3 0 screw that secures the SSD assembly to the system 1 b Pull the release latch to unlock the SSD assembly 2 c Remove the SSD assembly from the system 3 Removing...

Page 42: ...ve the M 2 SSD from the SSD holder 4 4 To remove the M 2 SSD module Slot 3 5 or 6 a Remove the single M2 0x3 0 screw that secures the thermal plate to the system 1 b Slide and remove the thermal plate 2 c Remove the single M2 0x3 0 screw that secures the M 2 SSD to the system board 3 d Remove the M 2 SSD from the system 4 NOTE Repeat the above steps for removal of other M 2 SSD installed 42 Removi...

Page 43: ...Removing and installing components 43 ...

Page 44: ...r 2 c Place the thermal plate above the M 2 SSD assembly 3 d Replace the single M2 0x3 0 screw to secure the thermal plate to the M 2 SSD assembly 4 e Align the M 2 SSD assembly into its slot in the system 1 f Slide the release latch to lock the M 2 SSD assembly into its slot 2 g Replace the single M2 0x3 0 screw to secure the M 2 SSD assembly to the system 3 44 Removing and installing components ...

Page 45: ...s slot in the system 1 b Replace the single M2 0x3 0 screw to secure the M 2 SSD to the system board 2 c Place the thermal plate above the M 2 SSD module 3 d Replace the single M2 0x3 0 screw to secure the thermal plate to the M 2 SSD 4 Removing and installing components 45 ...

Page 46: ...46 Removing and installing components ...

Page 47: ...e working inside your computer 2 Remove the a SD card b battery cover 3 To remove hard drive assembly a Slide the hard drive release latch into the unlock position 1 b Remove the 4 M2 5x3 0 screws that secure the hard drive assembly to the system c Flip up the tab at the end of the hard drive assembly 3 d Lift the hard drive assembly from the system 4 Removing and installing components 47 ...

Page 48: ...f Remove the hard drive from the hard drive bracket Installing the hard drive assembly 1 To install the hard drive assembly a Place the hard drive to the hard drive bracket and replace the 4 M3 0x3 0 screws to secure the hard drive to the hard drive bracket 48 Removing and installing components ...

Page 49: ...drive assembly to the system 3 e Slide the hard drive release latch into the lock position 4 2 Install the a battery cover b SD card 3 Follow the procedure in After working inside your computer Hard drive interposer board Removing the hard drive interposer board 1 Follow the procedures in Before working inside your computer 2 Remove the Removing and installing components 49 ...

Page 50: ...ard drive interposer board holder from the system 4 Installing the hard drive interposer board 1 To install the hard drive interposer board a Align the hard drive interposer board holder into its position on the system 1 b Replace the 3 M2 0x3 0 screws to secure the hard drive interposer board holder to the system 2 c Place the hard drive interposer board into its position on the hard drive interp...

Page 51: ...moving the coin cell battery 1 Follow the procedures in Before working inside your computer 2 Remove the a SD card b battery cover c battery d base cover 3 To remove coin cell battery a Disconnect the coin cell battery cable from the system 1 b Pry and lift the coin cell battery from the system 2 Removing and installing components 51 ...

Page 52: ...within System Settings cause BitLocker or other security resets Installing the coin cell battery 1 To install the coin cell battery a Replace the coin cell battery in its slot on the system b Connect the coin cell battery cable to the system 52 Removing and installing components ...

Page 53: ... 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d base cover 3 To remove power connector port a Disconnect the power connector cable from the connector on the system board 1 b Peel the adhesive tape that secures the power connector cable to the system and unroute the cable 2 3 Removing and installing components 53 ...

Page 54: ...M2 0x3 0 screw that secures the power connector cable metal bracket to the system 1 d Remove the metal bracket away from the system 2 e Lift the power connector port from the system 3 54 Removing and installing components ...

Page 55: ...all the power connector port a Connect the power connector port to the system 1 b Place the power connector cable metal bracket 2 c Replace the single M2 0x3 0 screw to secure the metal bracket to the system 3 Removing and installing components 55 ...

Page 56: ...ecure the power connector cable in place 1 e Route the cable through the routing channel and affix the adhesive tape 2 f Connect the power connector cable to the connector on the system board 3 56 Removing and installing components ...

Page 57: ...working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover 3 To remove the palmrest a Lift the latches and disconnect the touchpad and touchpad button cables from the connectors on the system board 1 b Remove the 15 M2 5x5 0 and the 2 M2 0x3 0 screws that secure the palmrest assembly in place 2 3 Removing and installing components 57 ...

Page 58: ...round and disconnect the system board cable and power button cable from the connectors on the system board 1 2 d Remove the 4 M2 0x3 0 screws that secure the palmrest to the system 3 58 Removing and installing components ...

Page 59: ...e Push the hole at the bottom of the system to release the palmrest from the bottom chassis f Lift and remove the palmrest from the system Removing and installing components 59 ...

Page 60: ...Installing the palmrest 1 To install the palmrest a Align the palmrest on the system and press until it snaps in its place 1 2 60 Removing and installing components ...

Page 61: ...b Replace the 4 M2 0x3 0 screws to secure the palmrest to the system 1 c Connect the system board and power button cable to the connectors on the system board 2 3 4 Removing and installing components 61 ...

Page 62: ...ver b keyboard c hard disk d battery e battery cover f SD card 3 Follow the procedure in After working inside your computer Touchpad button Removing the Touchpad buttons 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover g palmrest 3 To remove touchpad buttons a Disconnect the touchpad cable from the t...

Page 63: ...almrest 3 Installing the Touchpad button 1 To install the touchpad button a Place the touchpad button into its slot in the palmrest 1 b Replace the 2 M2 0x3 0 screws to secure the touchpad button to the palmrest 2 c Connect the touchpad button cable to the connector in the touchpad 3 Removing and installing components 63 ...

Page 64: ...ow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover g palmrest 3 To remove power switch board a Disconnect the smart card cage cable from the connector on the palmrest board 1 b Disconnect the touchpad button cable from the connector on the touchpad 2 c Pry the smart card cage cable 64 Removing and installing...

Page 65: ...all the smart card cage a Place the smart card cage into its slot in the palmrest 1 b Replace the 2 M2 0X3 0 screws to secure the smart card cage to the palmrest 2 c Affix the smart card cable d Connect the touchpad button cable to the connector on the touchpad 3 e Connect the smart card cage cable to the connector on the palmrest 4 Removing and installing components 65 ...

Page 66: ...in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover g palmrest 3 To remove the speaker a Disconnect the speaker cable from the system board 1 b Unroute the speaker cable and remove the cable from the routing channels c Lift the speakers along with the speaker cable and remove it away from the system 2 66 Removing and installi...

Page 67: ...the speaker a Align the speakers along the slots on the system 1 b Route the speaker cable through the routing channels on the system c Connect the speaker cable to the connector on the system board 2 Removing and installing components 67 ...

Page 68: ...w the procedure in After working inside your computer LED board Removing the LED board 1 Follow the procedures in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover g palmrest 3 To remove LED board 68 Removing and installing components ...

Page 69: ...o the system 2 d Remove the LED board from the system 3 Installing the LED board 1 To install the LED board a Align the LED board to its original position on the system 1 b Replace the single M2 0x3 0 screw to secure the LED board to the system 2 c Affix the LED board cable d Connect the LED board cable to the connector in the system board 3 Removing and installing components 69 ...

Page 70: ...e procedure in After working inside your computer Heat sink Removing the heat sink assembly 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover g palmrest 3 To remove heat sink 70 Removing and installing components ...

Page 71: ...oard 3 d Pry the adhesive tape that secures the eDP cable in place e Disconnect the two fan cables from the connector on the system board 4 5 f Loosen the 8 captive screws that secure the heat sink assembly to the system board 1 NOTE Remove the captive screws in the order stamped onto the heat sink next to the screws 1 2 3 4 5 6 7 8 g Lift the heat sink assembly 2 Removing and installing component...

Page 72: ...h Slide and remove the heat sink assembly from the system 72 Removing and installing components ...

Page 73: ...the heat sink assembly in its slot on the system 1 b Tighten the 8 captive screws to secure the heat sink assembly to the system board 2 NOTE Tighten the captive screws in the order stamped onto the heat sink next to the screws 1 2 3 4 5 6 7 8 Removing and installing components 73 ...

Page 74: ... the eDP cable in place 1 d Place and align the display cable bracket above the eDP cable connector 2 e Replace the single M2 0x3 0 screw to secure the eDP cable bracket to the system board 3 f Connect the two fan cables to the connector on the system board 4 5 74 Removing and installing components ...

Page 75: ...the procedure in After working inside your computer Graphics card Removing the graphics card 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover g palmrest h heatsink assembly Removing and installing components 75 ...

Page 76: ... with UMA GPU card do not have GPU power cable However for discrete models shipped with either a 128 MB or 256 MB VRAM GPU card you need to disconnect the GPU power cable before removing the GPU card Installing the graphics card 1 To Install the graphics card a Slide the graphics card into its original position in the system 1 b Replace the 3 M2 5x5 0 screws to secure the graphics card to the syst...

Page 77: ...PU power cable after installing the GPU card Install the a heat sink assembly b palmrest c base cover d hard drive e keyboard f battery g battery cover h SD card 3 Follow the procedure in After working inside your computer System board Removing the system board 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d hard drive Removing and i...

Page 78: ...ct the system board a Disconnect the power connector cable and battery cable from the connectors on the system board 1 2 b Remove the 3 M2 0x5 0 screws that secure the Type C USB bracket to the system 1 c Remove the Type C USB bracket from the system 2 d Disconnect the touchpad cable 3 speaker cable 4 and LED board cable 5 from the connectors on the system board 78 Removing and installing componen...

Page 79: ...re the system board in place 1 f Slide the system board to release the IO connectors from the opening on the top and left side of the system chassis to remove the system board from the system chassis 3 2 Removing and installing components 79 ...

Page 80: ...stem board 1 To install the system board a Align the system board into its original position on the system 1 2 b Replace the 2 M2 5x5 0 screws to secure the system board in place 3 80 Removing and installing components ...

Page 81: ...ble 2 and touchpad cable 3 to the connectors on the system board d Place the Type C USB bracket onto its slot on the system 4 e Replace the 3 M2 0x5 0 screws to secure the Type C USB bracket to the system 5 Removing and installing components 81 ...

Page 82: ...f Connect the power connector cable and battery cable to the connectors on the system board 1 2 2 Install the 82 Removing and installing components ...

Page 83: ... display assembly 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover g WWAN card h WLAN card i palmrest 3 To remove display assembly a Remove the 2 M2 5x5 0 screws at the bottom of the system that secures the display assembly in place 1 b Unroute all the wireless antenna cables from the routing channel...

Page 84: ...c Remove the 2 M2 5x6 0 screws at the rear of the system that secures the display assembly in place 84 Removing and installing components ...

Page 85: ...0 screws that secures the display hinge caps to the system 1 f Remove the display hinge caps from the system 2 g Remove the single M2 0x3 0 screw that secures the eDP cable bracket to the system board 1 h Remove the eDP cable bracket 2 Removing and installing components 85 ...

Page 86: ...ing the display assembly 1 To install display assembly a Align the display assembly into the slots on the system 1 b Route the wireless cable located next to the hinges c Affix the adhesive tape to secure the eDP cable in place 2 d Connect the eDP cable to the connector on the system board 3 e Place the eDP cable bracket and replace the single M2 0x3 0 screw to secure the eDP cable bracket to the ...

Page 87: ...lace the 2 M2 5x6 0 screws at the rear of the system to secure the display assembly in place h Route all the wireless antenna cables to the routing channels at the bottom of the system and next to the hinge caps 1 i Replace the 2 M2 5x5 0 screws at the bottom of the system to secure the display assembly in place 2 Removing and installing components 87 ...

Page 88: ...e in After working inside your computer Display bezel Removing the display bezel 1 Follow the procedure in Before working inside your computer NOTE If a touch LCD is installed then the following procedure is not applicable as it is for a full hinge assembly 2 Remove the a SD card b battery cover c battery 88 Removing and installing components ...

Page 89: ...ng the outside edge of the display bezel using your hands using a screw driver or other sharp objects may damage the display cover NOTE The display bezel shipped with a non touch display is a disposable part and should be replaced with a new display bezel anytime it is removed from the system Installing the display bezel 1 To install the display bezel a Place the display bezel on the display assem...

Page 90: ...D card 3 Follow the procedure in After working inside your computer Display panel Removing the display panel 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery c keyboard d hard drive e WWAN card f WLAN card g palmrest h display assembly i display bezel 90 Removing and installing components ...

Page 91: ...ive tapes that secures the eDP cable c Lift the metal tab and disconnect the eDP cable from the connector on the display panel 5 Remove the display panel Installing the display panel 1 To install the display panel a Connect the eDP cable to the connector on the back of the display panel and affix the adhesive tape 1 2 3 4 b Align the display panel with the tabs on the display assembly c Replace th...

Page 92: ... battery j battery cover k SD card 3 Follow the procedure in After working inside your computer Display hinges Removing the display hinge 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover 92 Removing and installing components ...

Page 93: ...screws that secure the display hinges to the display assembly 1 b Remove the display hinges 2 Installing the display hinge 1 To install display hinge a Place the display hinge in its slot on the display assembly 1 b Replace the 6 M2 5x4 0 screws to secure the display hinge to the display assembly 2 Removing and installing components 93 ...

Page 94: ...keyboard j battery k battery cover l SD card 3 Follow the procedure in After working inside your computer Camera Removing the camera 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover g WWAN card 94 Removing and installing components ...

Page 95: ...e 1 b Disconnect the eDP cable from the camera module 2 c Carefully pry the camera module from the system 3 Installing the camera 1 To install the camera a Place the camera module in its slot on the system 1 b Connect the eDP cable to the camera module 2 c Affix the adhesive tape to cover the camera module 3 Removing and installing components 95 ...

Page 96: ... i keyboard j battery k battery cover l SD card 3 Follow the procedure in After working inside your computer eDP cable Removing the eDP cable 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover 96 Removing and installing components ...

Page 97: ...ra module 2 c Peel the eDP cable from the display cover and unroute the cable from the routing channels 3 d Remove the eDP cable from the system Installing the eDP cable 1 To install eDP cable a Route and affix the eDP cable on the display cover 1 b Connect the eDP cable to the connector on the camera module 2 c Affix the adhesive tape covering the camera module 3 Removing and installing component...

Page 98: ...d j battery cover k battery l SD card 3 Follow the procedure in After working inside your computer Display bracket Removing the display support bracket 1 Follow the procedure in Before working inside your computer 2 Remove the a SD card b battery cover c battery d keyboard e hard drive f base cover 98 Removing and installing components ...

Page 99: ... display support brackets to the display cover 2 c Remove the display support brackets from the display cover 3 Installing the display support bracket 1 To install the display support bracket a Place the display brackets onto its slot on the display cover 1 b Replace the 6 M2 0x3 0 screws to secure the display bracket to the display cover 2 c Affix the adhesive tape to cover the display support br...

Page 100: ...el c display bezel d display assembly e palmrest f WWAN card g WLAN card h base cover i hard drive j keyboard k battery l battery cover m SD card 3 Follow the procedure in After working inside your computer 100 Removing and installing components ...

Page 101: ...stalled and enabling or disabling base devices Topics BIOS overview Entering BIOS setup program Navigation keys One time boot menu System setup options Updating the BIOS System and setup password Clearing CMOS settings 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...

Page 102: ...er Optical Drive if available SATA Hard Drive if available Diagnostics The boot sequence screen also displays the option to access the System Setup screen System setup options NOTE Depending on the and its installed devices the items listed in this section may or may not appear General options Table 3 General Option Description System Information This section lists the primary hardware features of...

Page 103: ...d AHCI RAID On Default NOTE SATA is configured to support RAID mode Drives Allows you to enable or disable various drives on board The options are SATA 1 SATA 4 M 2 PCIe SSD 0 M 2 PCIe SSD 1 All the options are set by default SMART Reporting This field controls whether hard drive errors for integrated drives are reported during system startup This technology is part of the SMART Self Monitoring An...

Page 104: ...vices using the stored system battery power through the USB PowerShare port disabled by default Enable USB PowerShare Audio Allows you to enable or disable the integrated audio controller By default the Enable Audio option is selected The options are Enable Microphone Enable Internal Speaker This option is set by default Keyboard Illumination This field lets you choose the operating mode of the ke...

Page 105: ...xternal NIC MAC address in a supported dock or dongle with the selected MAC address from the system The default option is to use the Passthrough MAC Address When the Integrated NIC option is selected we recommend one of the following Disable the integrated NIC in the BIOS to prevent any issues from multiple NICs on the network with identical MAC addresses If the Integrated NIC cannot be disabled d...

Page 106: ...to enforce the option to always set strong password Enable Strong Password This option is not set by default Password Configuration You can define the length of your password Min 4 Max 32 Password Bypass Allows you to bypass the System password and the Internal HDD password when it is set during a system restart Click one of the options Disabled Default Reboot bypass Password Change Allows you to ...

Page 107: ...password is set Enable Admin Setup Lockout This option is not set by default Master Password Lockout Allows you to disable master password support Enable Master Password Lockout This option is not set by default NOTE Hard Disk password should be cleared before the settings can be changed SMM Security Mitigation Allows you to enable or disable additional UEFI SMM Security Mitigation protection SMM ...

Page 108: ... systems Click one of the following options 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 9 Performance Option Description Multi Core Support This field specifies whether the process has one or all cores enabled The performance of some applications imp...

Page 109: ...t Days This option is not set by default USB Wake Support Allows you to enable USB devices to wake the system from standby Enable USB Wake Support This option is not set by default Wireless Radio Control This option if enabled will sense the connection of the system to a wired network and subsequently disable the selected wireless radios WLAN and or WWAN Upon disconnection from the wired network t...

Page 110: ...E All charging mode may not be available for all the batteries To enable this option disable the Advanced Battery Charge Configuration option Post behavior Table 11 POST Behavior Option Description Adapter Warnings Allows you to enable or disable the system setup BIOS warning messages when you use certain power adapters Enable Adapter Warnings Default Numlock Enable Allows you to enable or disable...

Page 111: ...nings and Errors Virtualization support Table 12 Virtualization Support Option Description Virtualization This option specifies whether a Virtual Machine Monitor VMM can utilize the additional hardware capabilities provided by the Intel Virtualization technology Enable Intel Virtualization Technology This option is set by default VT for Direct I O Enables or disables the Virtual Machine Monitor VM...

Page 112: ...set by default Allows you to recover the corrupted BIOS from a recovery file on the HDD or an external USB drive BIOS Auto Recovery Allows you to recover the BIOS automatically NOTE BIOS Recovery from Hard Drive field should be enabled Always Perform Integrity Check Performs integrity check on every boot System logs Table 15 System Logs Option Description BIOS events Allows you to view and clear t...

Page 113: ...s 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 1 Follow the procedure from step 1 to step 6 in Updating the BIOS in Windows to download the latest BIOS setup program file 2 Create a boo...

Page 114: ...he flash BIOS menu is displayed 3 Click Flash from file 4 Select external USB device 5 Select the file and double click the flash target file and then click Submit 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 16 System and setup password Password type Description System password Password t...

Page 115: ...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 or Setup password reenter the new password when prompted If you delete the System and or Setup password confirm the deletion when prompted 5 Press Esc and a message prompts you to save the changes 6 Press Y to save the changes and exit from System Setup The com...

Page 116: ...tem 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 pressure to...

Page 117: ...gnostics option and then press Enter NOTE The Enhanced Pre boot System Assessment window displays listing all devices detected in the computer The diagnostics starts running the tests on all the detected devices 4 Press the arrow in the lower right corner to go to the page listing The detected items are listed and tested 5 To run a diagnostic test on a specific device press Esc and click Yes to st...

Page 118: ...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 fuzzy...

Page 119: ...e the memory module 2 4 Memory RAM failure Replace the memory module 2 5 Invalid memory installed Replace the memory module 2 6 System board Chipset Error Clock failure Gate A20 failure Super I O failure Keyboard controller failure Replace the system board 2 7 LCD failure Replace the LCD 2 8 No power supply to the LCD due to LCD power rail failure Replace the system board 3 1 RTC power failure Rep...

Page 120: ...e Battery Charge Level AC Adapter Solid White S0 0 100 AC Adapter Solid White S4 S5 Fully Charged AC Adapter Off S4 S5 Fully Charged Battery Amber S0 10 Battery Off S0 10 Battery Off S4 S5 0 100 S0 ON System is turned on S4 The system consumes the least power compared to all other sleep states The system is almost at an OFF state expect for a trickle power The context data is written to hard drive...

Page 121: ...rming 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 1 Turn off your computer 2 Disconnect the power adapter from your computer 3 Remove the base cover 4 Remove the battery 5 Press and hold the power button for 20 seconds to drain the flea power 6 Install the battery 7 Install...

Page 122: ...e 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 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 appropriate service or su...

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