Dell Latitude 3400 Service Manual
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Dell Latitude 3400 Service Manual

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Dell Latitude 3400
Service Manual
Regulatory Model: P111G
Regulatory Type: P111G001
September 2021
Rev. A04

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Summary of Contents for Dell Latitude 3400

  • Page 1 Dell Latitude 3400 Service Manual Regulatory Model: P111G Regulatory Type: P111G001 September 2021 Rev. A04...
  • Page 2 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: Table Of Contents

    Contents Chapter 1: Working on your computer................... 6 Safety instructions................................6 Turning off your computer — Windows 10........................7 Before working inside your computer..........................7 After working inside your computer..........................7 Chapter 2: Technology and components..................8 DDR4.......................................8 USB features..................................9 USB Type-C..................................
  • Page 4 Clearing CMOS settings..............................131 Clearing BIOS (System Setup) and System passwords..................131 Chapter 6: Troubleshooting....................... 133 Handling swollen Lithium-ion batteries........................133 Dell SupportAssist Pre-boot System Performance Check diagnostics.............. 134 Running the SupportAssist Pre-Boot System Performance Check.............. 134 Built-in self-test (BIST)..............................134 M-BIST..................................134 LCD Power rail test (L-BIST)..........................
  • Page 5 WiFi power cycle................................137 Drain residual flea power (perform hard reset)......................138 Chapter 7: Getting help......................139 Contacting Dell.................................139 Contents...

  • Page 6: Chapter 1: Working On Your Computer

    Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.

  • Page 7: Turning Off Your Computer - Windows 10

    Turning off your computer — Windows 10 About this task CAUTION: To avoid losing data, save and close all open files and exit all open programs before you turn off your computer or remove the side cover. Steps 1. Click or tap 2.

  • Page 8: Chapter 2: Technology And Components

    Technology and components Topics: • DDR4 • USB features • USB Type-C • Intel Optane memory • Intel UHD Graphics 620 • Nvidia GeForce MX130 equivalent DDR4 DDR4 (double data rate fourth generation) memory is a higher-speed successor to the DDR2 and DDR3 technologies and allows up to 512 GB in capacity, compared to the DDR3's maximum of 128 GB per DIMM.

  • Page 9: Usb Features

    Figure 2. Thickness difference Curved edge DDR4 modules feature a curved edge to help with insertion and alleviate stress on the PCB during memory installation. Figure 3. Curved edge Memory Errors Memory errors on the system display the new ON-FLASH-FLASH or ON-FLASH-ON failure code. If all memory fails, the LCD does not turn on.
  • Page 10 ● 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.

  • Page 11: Usb Type-C

    ● 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 ●...

  • Page 12: Intel Optane Memory

    Intel Optane memory Intel Optane memory functions only as a storage accelerator. It neither replaces nor adds to the memory (RAM) installed on your computer. NOTE: Intel Optane memory is supported on computers that meet the following requirements: ● 7th Generation or higher Intel Core i3/i5/i7 processor ●...

  • Page 13: Intel Uhd Graphics 620

    Intel UHD Graphics 620 Table 3. Intel UHD Graphics 620 specifications Intel UHD Graphics 620 Bus Type Integrated Memory Type LPDDR3 Graphics Level i3/i5/i7: G T2 (UHD 620) Estimated Maximum Power Consumption (TDP) 15 W (included in the CPU power) Overlay Planes Operating Systems Graphics/ Video API Support DirectX 12 (Windows 10), OpenGL 4.5...

  • Page 14: Chapter 3: Major Components Of Your System

    Major components of your system 1. Base cover 2. Power adapter port Major components of your system...
  • Page 15 15. System fan 16. Heatsink NOTE: Dell provides a list of components and their part numbers for the original system configuration purchased. These parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for purchase options.

  • Page 16: Chapter 4: Removing And Installing Components

    Removing and installing components Topics: • Recommended tools Recommended tools The procedures in this document may require the following tools: ● Phillips #0 screwdriver ● Phillips #1 screwdriver ● Plastic scribe-Recommended for field technician Secure Digital Card Removing the Secure Digital card Prerequisites 1.
  • Page 17 Installing the Secure Digital card Steps 1. Slide the secure digital into the slot until it clicks into place. 2. Follow the procedures in After working inside your computer. Removing and installing components...

  • Page 18: Base Cover

    Base cover Removing the base cover Prerequisites 1. Follow the procedure in before working inside your computer 2. Remove the SD memory card Steps 1. Loosen the nine captive screws that secure the base cover to the palmrest and keyboard assembly. Removing and installing components...
  • Page 19 2. Pry the base cover and continue to open the right side of the base cover. Removing and installing components...
  • Page 20 3. Lift the right side of the base cover [1], and remove it off the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 21 Installing the base cover Steps 1. Place the base cover on the palmrest and keyboard assembly [1]. Removing and installing components...
  • Page 22 2. Tighten the nine captive screws that secure the base cover to the palmrest and keyboard assembly. Removing and installing components...

  • Page 23: Battery

    ● If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing, bending, or crushing a lithium-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See www.dell.com/contactdell.
  • Page 24 ● Swollen batteries should not be used 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 Prerequisites 1. Follow the procedure in before working inside your computer 2.
  • Page 25 Installing the battery Steps 1. Align the screw holes on the battery with the screw holes on the palmrest and keyboard assembly [1]. 2. Replace the four (M2x3) screws that secure the battery to the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 26 3. Connect the battery cable to the system board. Removing and installing components...

  • Page 27: Hard Drive

    Next steps 1. Replace the base cover 2. Replace the SD memory card 3. Follow the procedure in after working inside your computer Hard drive Removing the hard drive assembly Prerequisites 1. Follow the procedure in before working inside your computer 2.
  • Page 28 Installing the hard drive assembly Steps 1. Align the screw holes on the hard drive assembly with the screw holes on the palm rest and keyboard assembly [1]. 2. Replace the four (M2x4.5) screws that secure the hard drive assembly to the palm rest and keyboard assembly [2]. Removing and installing components...
  • Page 29 3. Adhere the tape that secures the hard drive cable to the system board [1]. 4. Connect the hard drive cable to the system board [2]. Removing and installing components...

  • Page 30: Coin-Cell Battery

    Next steps 1. Reconnect the battery cable. 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer Coin-cell battery Removing the coin cell battery Prerequisites 1. Follow the procedure in before working inside your computer.

  • Page 31: Io Board

    Installing the coin cell battery Steps 1. With the positive-side facing up, insert the coin cell battery into the battery socket on the I/O board [1]. 2. Press the battery until it clicks into place [2]. Next steps 1. Replace the IO board 2.
  • Page 32 Steps NOTE: Removing the I/O board also removes the coin-cell battery which resets the CMOS settings. Open the latch and disconnect the I/O board cable from the system board [1]. 2. Peel the I/O-board cable from the palm rest and keyboard assembly [2]. 3.
  • Page 33 Installing the IO board Steps 1. Using the alignment posts, place the I/O board on the palm rest and keyboard assembly [1]. 2. Replace the two (M2x3) screws that secure the I/O board to the palm rest and keyboard assembly [2]. Removing and installing components...
  • Page 34 3. Adhere the I/O board cable to the palm rest and keyboard assembly [1]. 4. Connect the I/O board cable to the system board and close the latch to secure the cable [2]. Removing and installing components...

  • Page 35: Touchpad

    Next steps 1. Replace the hard drive assembly. NOTE: Required for systems with 42 Whr battery 2. Reconnect the battery. 3. Replace the base cover. 4. Replace the SD memory card. 5. Follow the procedure in after working inside your computer.
  • Page 36 5. Remove the four (M2x2) screws that secure the touchpad to the palmrest and keyboard assembly [1]. 6. Lift the touchpad off the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 37 Installing the touch pad assembly About this task NOTE: Ensure that the touch pad is aligned with the guides available on the palm-rest and keyboard assembly, and the gap on either sides of the touch pad is equal. Steps 1. Place the touch pad into the slot on the palmrest and keyboard assembly [1]. 2.
  • Page 38 5. Place the touch pad bracket into the slot on the palmrest and keyboard assembly [1]. 6. Replace the three screws (M2x2) that secure the touch pad bracket to the palmrest and keyboard assembly [2], and adhere the tape that secures the bracket to the palmrest. Removing and installing components...

  • Page 39: Memory Modules

    Next steps 1. Reconnect the battery 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer Memory modules Removing the memory module Prerequisites 1. Follow the procedure in before working inside your computer 2.

  • Page 40: Sim Card

    NOTE: If you do not hear the click, remove the memory module and reinstall it. Next steps 1. Reconnect the battery cable. 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer SIM Card Removing the SIM card Prerequisites...
  • Page 41 Installing the SIM card Steps 1. Open the latch that covers the SIM card slot to release it from the system [1]. 2. Insert a needle in the slot and push it to eject the SIM card tray [2]. 3. Pull the SIM card try and place the SIM card on the SIM cad tray [3] and [4]. 4.

  • Page 42: Wlan Card

    5. Follow the procedures in After working inside your computer. WLAN card Removing the WLAN card Prerequisites 1. Follow the procedure in before working inside your computer 2. Remove the SD memory card 3. Remove the base cover 4. Disconnect the battery cable.
  • Page 43 Installing the WLAN card About this task CAUTION: To avoid damage to the WLAN card, do not place any cables under it. Steps 1. Insert the WLAN card into the connector on the system board [1]. 2. Connect the WLAN cables to the connectors on the WLAN card [2]. 3.

  • Page 44: Wwan Card

    Next steps 1. Reconnect the battery cable. 2. Replace the base cover. 3. Replace the SD memory card. 4. Follow the procedure in after working inside your computer. WWAN card Removing the WWAN card Prerequisites 1. Follow the procedure in before working inside your computer 2.
  • Page 45 Installing the WWAN card About this task CAUTION: To avoid damage to the WWAN card, do not place any cables under it. Steps 1. Insert the WWAN card into the connector on the WWAN daughterboard [1]. 2. Connect the WWAN cables to the connectors on the WWAN card [2]. 3.

  • Page 46: Wwan Daughterboard

    Next steps 1. Reconnect the battery cable. 2. Replace the base cover. 3. Replace the SIM card 4. Replace the SD memory card. 5. Follow the procedure in after working inside your computer. WWAN daughterboard Removing the WWAN daughterboard Prerequisites 1.
  • Page 47 Steps 1. Open the latch and disconnect the WWAN daughterboard cable from the WWAN daughterboard. Removing and installing components...
  • Page 48 2. Remove two (M2x3) screws that secure the WWAN daughterboard to the palm rest and keyboard assembly [1] and then lift the WWAN daughterboard card away from the palm rest and keyboard assembly [2]. Installing the WWAN daughterboard About this task CAUTION: To avoid damage to the WWAN card, do not place any cables under it.
  • Page 49 3. Connect the WWAN daughterboard cable to the connector on the WWAN daughterboard and close the latch to secure the cable [1]. Removing and installing components...

  • Page 50: Solid-State Drive/Intel Optane Memory Module

    Next steps 1. Replace the WWAN card 2. Reconnect the battery cable. 3. Replace the base cover. 4. Replace the SIM card 5. Replace the SD memory card. 6. Follow the procedure in after working inside your computer. Solid-state drive/Intel Optane memory module Removing the M.2 2280 Solid-state drive or Intel Optane memory—Optional Prerequisites NOTE:...
  • Page 51 4. Remove the single (M2x2) screw that secures the solid-state drive/Intel Optane card to the palmrest and keyboard assembly [1]. 5. Slide and lift the solid-state drive/Intel Optane card off the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 52 Installing the M.2 2280 Solid-state drive or Intel Optane memory - Optional Steps 1. Slide and insert the tab solid-state drive/Intel Optane card into the solid-state drive/Intel Optane card slot [1]. 2. Replace the single (M2x2) screw that secures the solid-state drive/Intel Optane card to the palmrest and keyboard assembly [2].
  • Page 53 Removing and installing components...
  • Page 54 3. Align and replace the thermal plate on the solid-state drive/Intel Optane card slot [1,2]. 4. Replace the single (M2x3) screw that secures the thermal plate to the palmrest and keyboard assembly [3]. Next steps 1. Reconnect the battery cable. 2.
  • Page 55 Installing the Solid-state drive bracket Steps 1. Align and replace the solid-state drive bracket on the palmrest and keyboard assembly [1]. 2. Replace the single (M2x3) screw that secures the solid-state drive bracket to the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 56 Next steps 1. Reconnect the battery cable. 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer Removing the M.2 2230 Solid-state drive Prerequisites 1. Follow the procedure in before working inside your computer 2.
  • Page 57 4. Remove the single (M2x2) screw that secures the solid-state drive to the solid-state drive bracket [1]. 5. Slide and remove the solid-state drive off the solid-state drive slot [2]. Removing and installing components...
  • Page 58 Installing the M.2 2230 Solid-state drive Steps 1. Insert the solid-state drive into the solid-state drive slot on the system board [1]. 2. Replace the single (M2x3) screw that secures the solid-state drive to the solid-state drive bracket [2]. Removing and installing components...
  • Page 59 3. Align and replace the thermal plate on the solid-state drive [1,2]. 4. Replace the single (M2x3) screw that secures the thermal plate to the palmrest and keyboard assembly [3]. Removing and installing components...

  • Page 60: Speakers

    Next steps 1. Reconnect the battery cable. 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer Speakers Removing the speakers Prerequisites 1. Follow the procedure in before working inside your computer 2.
  • Page 61 3. Lift the speakers, along with the cable, off the palm rest and keyboard assembly. Removing and installing components...
  • Page 62 Installing the speakers About this task NOTE: If the rubber grommets are pushed out when removing the speakers, push them back in before replacing the speakers. Steps 1. Using the alignment posts and rubber grommets, place the speakers in the slots on the palm rest and keyboard assembly. Removing and installing components...
  • Page 63 2. Route the speaker cable through the routing guides on the palm rest and keyboard assembly [1]. 3. Connect the speaker cable to the system board [2]. Removing and installing components...

  • Page 64: System Fan

    Next steps 1. Reconnect the battery cable. 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer System fan Removing the system fan Prerequisites 1. Follow the procedure in before working inside your computer.
  • Page 65 2. Unroute the VGA board cable and the display cable from the routing guides on the fan [1]. 3. Disconnect the fan cable from the system board [2]. 4. Remove the two (M2x3) screws that secure the fan to the palmrest and keyboard board assembly [1]. Removing and installing components...
  • Page 66 5. Lift the fan off the palmrest and keyboard board assembly [2]. Installing the system fan Steps 1. Align the screw holes on the fan with the screw holes on to the palm rest and keyboard board assembly [1]. 2. Replace the two (M2x3) screws that secure the fan to the palm rest and keyboard board assembly [2]. Removing and installing components...
  • Page 67 3. Connect the fan cable to the system board [1]. 4. Route the VGA board cable and the display cable through the routing guides on the fan [2]. Removing and installing components...

  • Page 68: Heat Sink

    5. Connect the VGA board cable [1], and the display cable [2, 3] to the system board. Next steps 1. Replace the battery. 2. Replace the base cover. 3. Replace the SD memory card. 4. Follow the procedure in after working inside your computer.
  • Page 69 Installing the heatsink—UMA Steps 1. Place the heatsink on the system board and align the screw holes on the heatsink with the screw holes on the system board [1]. 2. In sequential order (as indicated on the heatsink), tighten the four captive screws that secure the heatsink to the system board [2].
  • Page 70 Next steps 1. Reconnect the battery 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer Removing the heatsink—discrete Prerequisites 1. Follow the procedure in before working inside your computer 2.
  • Page 71 Installing the heatsink—discrete Steps 1. Place the heatsink on the system board and align the screw holes on the heatsink with the screw holes on the system board [1]. 2. In sequential order (as indicated on the heatsink), tighten the seven captive screws that secure the heatsink to the system board [2].

  • Page 72: Vga Daughterboard

    Next steps 1. Reconnect the battery 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer VGA daughterboard Removing the VGA daughterboard Prerequisites 1. Follow the procedure in before working inside your computer.
  • Page 73 3. Remove the two (M2x3) screws that secure the VGA daughterboard to the palmrest and keyboard assembly [1]. 4. Lift the VGA daughterboard away from the system [2]. Removing and installing components...
  • Page 74 Installing the VGA daughterboard Steps 1. Place the VGA daughterboard and align the screw holes on the VGA daughterboard with the screw holes on the palmrest and keyboard assembly [1]. 2. Replace the two (M2x3) screws that secure the VGA daughterboard on the palmrest and keyboard assembly [2]. 3.

  • Page 75: Power-Button Board

    Next steps 1. Reconnect the battery 2. Replace the base cover 3. Replace the SD memory card 4. Follow the procedure in after working inside your computer Power-button board Removing the power button board with optional fingerprint reader Prerequisites 1. Follow the procedure in before working inside your computer.
  • Page 76 4. Remove the single (M2x3) screw that secures the power button board to the palmrest and keyboard assembly [1]. 5. Lift the power button board, along with the cable off the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 77 Installing the power button board with optional fingerprint reader Steps 1. Place the power-button board into the slot on the palmrest and keyboard assembly [1]. 2. Replace the single (M2x3) screw that secures the power button board to the palmrest and keyboard assembly [2]. 3.

  • Page 78: System Board

    Next steps 1. Replace the display assembly. 2. Replace the system fan. 3. Reconnect the battery. 4. Replace the base cover. 5. Replace the SD memory card. 6. Follow the procedure in after working inside your computer. System board Removing the system board Prerequisites 1.
  • Page 79 a. Power button board [1]. b. Fingerprint reader (optional) [2]. c. IO board [3]. d. Touchpad [4]. e. Keyboard [5]. 2. Disconnect the following cables from the system board: a. DC-in [1, 2]. b. Speaker [3]. Removing and installing components...
  • Page 80 3. Remove the three (M2x3) screws and two (M2x2) screws that secure the system board to the palmrest and keyboard assembly [1]. 4. Lift the system board off the palm-rest and keyboard assembly [2]. Removing and installing components...
  • Page 81 Installing the system board Steps 1. Align the screw hole on the system board with the screw hole on the palmrest and keyboard assembly [1]. 2. Replace the three (M2x3) screws and two (M2x2) screws that secure the system board to the palmrest and keyboard assembly [2].
  • Page 82 3. Connect the following cables to the system board: a. DC-in [1, 2]. b. Speaker [3]. Removing and installing components...
  • Page 83 4. Connect the following cables to the system board: a. Power button board [1]. b. Fingerprint reader (optional) [2]. c. IO board [3]. d. Touchpad [4]. e. Keyboard [5]. Removing and installing components...

  • Page 84: Display Assembly

    Next steps 1. Replace the display assembly. 2. Replace the heatsink. 3. Replace the system fan. 4. Replace the SSD. 5. Replace the Memory. 6. Replace the WLAN. 7. Reconnect the battery. 8. Replace the base cover. 9. Replace the SD memory card.
  • Page 85 3. Unroute the display cable from the routing guides on the palmrest and keyboard assembly [1]. 4. Remove the six (M2.5x5) screws that secure the left and right hinges to the system board, and palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 86 5. Lift the palmrest and keyboard assembly at an angle [1]. 6. Continue to lift the palmrest and keyboard assembly until it separates from the hinges [2]. Removing and installing components...
  • Page 87 7. Slide and remove the palmrest and keyboard assembly off the display assembly. Removing and installing components...
  • Page 88 8. After performing all the preceding steps, you are left with display assembly. Installing the display assembly About this task NOTE: Ensure that the hinges are opened to the maximum before replacing the display assembly on the palmrest and keyboard assembly. Steps 1.
  • Page 89 2. Press the hinges down on the system board, and palmrest and keyboard assembly [1]. 3. Seat the palmrest and keyboard assembly on the display assembly [2]. Removing and installing components...
  • Page 90 4. Replace the six (M2.5x5) screws that secure the left and right hinges to the system board, and palmrest and keyboard assembly [1]. 5. Route the display cable through the routing guides on the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 91 6. Affix the antenna cables to the system board [1]. 7. Connect the display cable to the connector on the system board [2]. Removing and installing components...

  • Page 92: Display Bezel

    Next steps 1. Replace the WLAN. 2. Reconnect the battery. 3. Replace the base cover. 4. Replace the SD memory card. 5. Follow the procedure in after working inside your computer. Display bezel Removing the display bezel Prerequisites 1. Follow the procedure in before working inside your computer 2.
  • Page 93 CAUTION: Lift the bezel carefully, as it is attached to the display assembly with a strong adhesive. 3. Lift the bezel off the display assembly. Removing and installing components...
  • Page 94 Installing the display bezel Steps 1. Align the display bezel with the display back-cover. Removing and installing components...
  • Page 95 2. Gently snap the display bezel into place. Removing and installing components...

  • Page 96: Display Panel

    Next steps 1. Replace the display assembly 2. Replace the WLAN 3. Reconnect the battery 4. Replace the base cover 5. Replace the SD memory card 6. Follow the procedure in after working inside your computer Display panel Removing the display panel Prerequisites 1.
  • Page 97 3. Peel the tape that secures the display cable to the back of the display panel [1]. 4. Lift the latch and disconnect the display cable from the display-panel cable connector [2]. 5. Lift the display panel away from the display back-cover [3]. Removing and installing components...
  • Page 98 NOTE: Do not pull and release the Stretch (SR) Tapes from the display panel. There is no need to separate the brackets from the display panel. 6. After performing all the preceding steps, you are left with the display panel. Removing and installing components...
  • Page 99 Installing the display panel Steps 1. Place the display panel on a flat and clean surface. Removing and installing components...
  • Page 100 2. Connect the display cable to the connector at the back of the display panel and close the latch to secure the cable [1]. 3. Adhere the tape that secures the display cable to the back of the display panel [2]. 4.
  • Page 101 5. Align the screw holes on the display panel with the screw holes on the display back-cover [1]. 6. Replace the six (M2x2) and two (M2x3) screws that secure the display panel to the display back-cover [2]. Removing and installing components...

  • Page 102: Display Cable

    Next steps 1. Replace the display bezel 2. Replace the display assembly 3. Replace the WLAN 4. Reconnect the battery 5. Replace the base cover 6. Replace the SD memory card 7. Follow the procedure in after working inside your computer Display cable Removing the display cable Prerequisites...
  • Page 103 Steps 1. Remove the camera cable and the display cable from the routing guides on the display back-cover [1,2]. 2. Peel the adhesive that secures the camera cable [3]. 3. Lift the camera cable and the display cable off the display back-cover. Removing and installing components...
  • Page 104 Installing the display cable Steps 1. Place the display cable and camera cable on the display back-cover. Removing and installing components...
  • Page 105 2. Route the display cable and camera cable through the routing guides on the display back-cover and antenna assembly [1,2]. 3. Affix the adhesive that secures the camera cable [3]. Removing and installing components...

  • Page 106: Power-Adapter Port

    Next steps 1. Replace the display panel 2. Replace the display bezel 3. Replace the display assembly 4. Replace the WLAN 5. Reconnect the battery 6. Replace the base cover 7. Replace the SD memory card 8. Follow the procedure in after working inside your computer Power-adapter port Removing the power adapter port...
  • Page 107 Installing the power adapter port Steps 1. Place the power adapter port into the slot on the palmrest and keyboard assembly [1]. 2. Replace the single (M2x3) screw that secures the power adapter port to the palmrest and keyboard assembly [2]. 3.

  • Page 108: Camera

    Next steps 1. Replace the WLAN 2. Replace the battery 3. Replace the base cover 4. Replace the SD memory card 5. Follow the procedure in after working inside your computer Camera Removing the camera Prerequisites 1. Follow the procedure in before working inside your computer 2.
  • Page 109 Follow the below procedure to remove the camera in systems with the Touch functionality. 4. Peel the tape that secures the camera off the display back-cover [1]. 5. Lift the camera module from the display back-cover [2]. Removing and installing components...
  • Page 110 Installing the camera Steps 1. Connect the camera cable to the camera module [1]. 2. Route the camera cable through the routing channels [2]. 3. Using the alignment post, adhere the camera module on the display back-cover [3]. Removing and installing components...
  • Page 111 Following is the procedure to install the camera in systems with the Touch functionality. 4. Align and replace the camera module on the display back-cover [1]. 5. Adhere the tape that secures the camera off the display back-cover [2]. Removing and installing components...

  • Page 112: Palmrest And Keyboard Assembly

    Next steps 1. Replace the display panel. 2. Replace the display bezel. 3. Replace the display assembly. 4. Replace the WLAN. 5. Reconnect the battery. 6. Replace the base cover. 7. Replace the SD memory card. 8. Follow the procedure in after working inside your computer.
  • Page 113 Steps 1. Remove the 16 (M2x2) and nine (M2x2.5) screws that secure the metal bracket and keyboard to the palmrest [1]. 2. Lift the metal bracket from the palmrest [2]. 3. Lift the keyboard from the palmrest [3]. Installing the palmrest and keyboard Steps 1.

  • Page 114: Palmrest

    Next steps 1. Replace the display panel. 2. Replace the display bezel. 3. Replace the display assembly. 4. Replace the WLAN. 5. Replace the battery. 6. Replace the base cover. 7. Replace the SD memory card. 8. Follow the procedure in after working inside your computer.
  • Page 115 4. Remove the battery 5. Remove the WLAN 6. Remove the Memory 7. Remove the 8. Remove the hard drive assembly 9. Remove the IO board 10. Remove the touch pad assembly 11. Remove the VGA daughter board 12. Remove the power button board 13.

  • Page 116: Chapter 5: System Setup

    System setup Topics: • BIOS overview • Entering BIOS setup program • Navigation keys • One time boot menu • System setup • Boot options • System configuration • Video screen options • Security • Passwords • Secure boot • Expert Key Management •...

  • Page 117: One Time Boot Menu

    Table 5. Navigation keys Keys Navigation Up arrow Moves to the previous field. Down arrow Moves to the next field. Enter Selects a value in the selected field (if applicable) or follow the link in the field. Spacebar Expands or collapses a drop-down list, if applicable. Moves to the next focus area.

  • Page 118: System Configuration

    Table 6. General (continued) Option Description The options are: ● Windows Boot Manager ● UEFI Hard Drive The Boot Sequence window allows you to change the boot sequence options. Click one of the following options: ○ Add Boot Option ○ Remove Boot option ○...
  • Page 119 Table 7. System Configuration (continued) Option Description This option is enabled by default. USB Configuration Allows you to enable or disable the internal/integrated USB configuration. The options are: ● Enable USB Boot Support ● Enable External USB Ports All the options are set by default. NOTE: USB keyboard and mouse always work in the BIOS setup irrespective of these settings.

  • Page 120: Video Screen Options

    Operating System. It is set to 'ON' by default. DellCoreServices This option controls boot time creation of an SSDT ACPI Virtual Device Table. Dell Type-C Dock Configuration Allows you to enable or disable Dell Docks configuration settings. Video screen options Table 8. Video Option...
  • Page 121 Table 9. Security (continued) Option Description Password Bypass When enabled, it prompts for system and internal hard drive passwords when the system is powered on from the Off state. ● Disabled—default ● Reboot Bypass Enable Non-Admin Allows you to change system and hard drive password. Password Changes This option is enabled by default.

  • Page 122: Passwords

    Table 9. Security (continued) Option Description ● Disabled ● Enabled This option is enabled by default. Intel Paltform Trust This option lets you control if the Intel Platform Trust Technology feature needs to be visible in Technology On the Operating System. This option not set by default.

  • Page 123: Secure Boot

    Table 10. Passwords (continued) Option Description NOTE: For the first time login, "Enter the old password:" field is marked to "Not set." Hence, password has to be set for the first time you login and then you can change or delete the password.

  • Page 124: Performance

    Performance Table 13. Performance Option Description Intel Hyper-Threading Technology Allows you to enable or disable the HyperThreading in the processor. This option is set by default. Intel SpeedStep Allows you to enable or disable the Intel SpeedStep mode of processor. ●...

  • Page 125: Wireless Options

    Support ● Enable USB Wake Support This option is not set by default. Wake on Dell USB-C When Wake on Dell USB-C Dock is enabled, connecting a Dell USB-C Dock will wake the Dock system from Standby. Wireless Radio Control If enabled, this feature sense the connection of the system to a wired network and subsequently disable the selected wireless radios.

  • Page 126: Post Behavior

    Table 15. Wireless (continued) Option Description 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. Post behavior Table 16.

  • Page 127: Virtualization Support

    Table 16. POST Behavior (continued) Option Description ● Continue on Warnings ● Continue on Warnings and Errors MAC Address Pass- This feature replaces the external NIC MAC address with the selected MAC address from the Through system. Click one of the following options: ●...

  • Page 128: System Logs

    Allows you to view and clear the System Setup (BIOS) POST events. SupportAssist system resolution Table 20. SupportAssist System Resolution Option Description Dell Auto OS Recovery This option controls the automatic boot flow for SupportAssist System Resolution console and for Threshold Dell OS recovery Tool. Click one of the options below: ●...

  • Page 129: Updating The Bios In Linux And Ubuntu

    One-Time boot menu on the computer. Most of the Dell computers built after 2012 have this capability, and you can confirm by booting your computer to the F12 One-Time Boot Menu to see if BIOS FLASH UPDATE is listed as a boot option for your computer. If the option is listed, then the BIOS supports this BIOS update option.

  • Page 130: System And Setup Password

    ● USB drive formatted to the FAT32 file system (key does not have to be bootable) ● BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB drive ● AC power adapter that is connected to the computer ●...

  • Page 131: Deleting Or Changing An Existing System Setup Password

    6. Connect the battery cable to the system board. 7. Replace the base cover. Clearing BIOS (System Setup) and System passwords About this task To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell. System setup...
  • Page 132 NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows or your application. System setup...

  • Page 133: Chapter 6: Troubleshooting

    ● Using a non-Dell or incompatible battery may increase the risk of fire or explosion. Replace the battery only with a compatible battery purchased from Dell that is designed to work with your Dell computer. Do not use a battery from other computers with your computer.

  • Page 134: Dell Supportassist Pre-Boot System Performance Check Diagnostics

    Check diagnostics About this task SupportAssist diagnostics (also known as system diagnostics) performs a complete check of your hardware. The Dell SupportAssist Pre-boot System Performance Check diagnostics is embedded with the BIOS and is launched by the BIOS internally. The embedded system diagnostics provides a set of options for particular devices or device groups allowing you to: ●...

  • Page 135: Lcd Power Rail Test (L-Bist)

    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.

  • Page 136: Diagnostic Led

    Diagnostic LED This section details the diagnostic features of the battery LED. Instead of beep codes, errors are indicated through the bicolor Battery Charge/Status LED. A specific blink pattern is followed by flashing a pattern of flashes in amber, followed by white. The pattern then repeats. NOTE: The diagnostic pattern consists of a two-digit number being represented by a first group of LED blinks (1–9) in amber, followed by a 1.5 s pause with the LED off, and then a second group of LED blinks (1–9) in white.

  • Page 137: Battery Status Led

    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 hardware failures.

  • Page 138: Drain Residual Flea Power (Perform Hard Reset)

    5. Press and hold the power button for 20 seconds to drain the flea power. 6. Install the battery. 7. Install the base cover. 8. Connect the power adapter to your computer. 9. Turn on your computer. NOTE: For more information about performing a hard reset, see the knowledge base article 000130881 www.dell.com/support. Troubleshooting...

  • Page 139: Chapter 7: Getting Help

    About this task Dell provides several online 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.

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