Dell Latitude 7350 Detachable Owner's Manual
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Dell Latitude 7350 Detachable Owner's Manual

Dell Latitude 7350 Detachable Owner's Manual

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Latitude 7350 Detachable
Owner's Manual
Regulatory Model: T07H
Regulatory Type: T07H001
August 2024
Rev. A02

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  • Page 1 Latitude 7350 Detachable Owner's Manual Regulatory Model: T07H Regulatory Type: T07H001 August 2024 Rev. A02...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2024 Dell Inc. or its subsidiaries. All rights reserved. Dell Technologies, Dell, 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

    Bottom....................................11 Service Tag...................................11 Battery charge and status light .............................12 Chapter 2: Set up your Latitude 7350 Detachable................ 13 Attach the Latitude 7350 Detachable Collaboration Keyboard................14 Docking and charging the Latitude 7350 Detachable Active Pen................16 Chapter 3: Specifications of Latitude 7350 Detachable..............18 Dimensions and weight..............................
  • Page 4 After working inside your computer........................41 BitLocker..................................41 Recommended tools................................41 Screw list.....................................42 Major components of Latitude 7350 Detachable...................... 43 Chapter 5: Removing and installing Customer Replaceable Units (CRUs)........46 SIM-card tray..................................46 Removing the SIM-card tray............................ 46 Installing the SIM-card tray............................47 Chapter 6: Removing and installing Field Replaceable Units (FRUs)..........
  • Page 5 Chapter 7: Software........................115 Operating system................................115 Drivers and downloads..............................115 Chapter 8: BIOS Setup....................... 116 Entering BIOS Setup without keyboard........................116 Entering BIOS Setup with Latitude 7350 Detachable Collaboration Keyboard..........116 Navigation keys.................................116 Entering One Time Boot Menu without keyboard....................117 Contents...
  • Page 6 Chapter 9: Troubleshooting....................... 142 Handling swollen rechargeable Li-ion batteries......................142 Locating the Service Tag or Express Service Code of your Dell computer ............. 142 Dell SupportAssist Pre-boot System Performance Check diagnostics.............. 143 Running the SupportAssist Pre-Boot System Performance Check.............. 143 Built-in self-test (BIST)..............................143...

  • Page 7: Chapter 1: Views Of Latitude 7350 Detachable

    Provides data transfer rates of up to 40 Gbps for USB4 and Thunderbolt 4. NOTE: You can connect a Dell Docking Station to the Thunderbolt 4 ports. For more information, search in the Knowledge Base Resource at the Dell Support Site.

  • Page 8: Top

    Provides data transfer rates of up to 40 Gbps for USB4 and Thunderbolt 4. NOTE: You can connect a Dell Docking Station to the Thunderbolt 4 ports. For more information, search in the Knowledge Base Resource at the Dell Support Site.

  • Page 9: Front

    Enhances security when paired with Windows Hello face authentication. 4. Camera-status light Turns on when the camera is in use. 5. Infrared emitter The infrared emitter emits infrared light, which enables the infrared camera to sense and track motion. Views of Latitude 7350 Detachable...

  • Page 10: Back

    Enables you to video chat, capture photos, and record videos. 4. Service Tag label The Service Tag is a unique alphanumeric identifier that enables Dell service technicians to identify the hardware components in your computer and access warranty information. NOTE: The Service Tag label is located beneath the kick stand.

  • Page 11: Bottom

    Connect the computer to the Latitude 7350 Detachable Collaboration Keyboard (sold separately). Service Tag The service tag is a unique alphanumeric identifier that allows Dell service technicians to identify the hardware components in your computer and access warranty information. Figure 7. Service Tag location...

  • Page 12: Battery Charge And Status Light

    Battery charge and status light The following table lists the battery charge and status light behavior of your Latitude 7350 Detachable. Table 1. Battery charge and status light behavior  Power Source LED Behavior System Power State Battery Charge Level AC Adapter...

  • Page 13: Chapter 2: Set Up Your Latitude 7350 Detachable

    Figure 8. Connect the power adapter and press the power button NOTE: If you have purchased this computer without a power adapter, connect your computer to a compatible, Dell- branded power adapter. For more information about the power requirements of your computer, see...

  • Page 14: Attach The Latitude 7350 Detachable Collaboration Keyboard

    Keyboard About this task NOTE: These instructions apply only if you are connecting your computer to a Latitude 7350 Detachable Collaboration Keyboard (sold separately). Steps 1. Lower the computer onto the keyboard as shown. Ensure the pogo connectors on the computer and keyboard are aligned and firmly attached.
  • Page 15 Figure 9. Attaching the Latitude 7350 Detachable Collaboration Keyboard NOTE: For a stable and comfortable typing experience, place the computer on a flat surface when in use. NOTE: To avoid any damage to the Collaboration Keyboard, it is recommended not to fold the keyboard backwards.

  • Page 16: Docking And Charging The Latitude 7350 Detachable Active Pen

    Figure 11. Docking the Latitude 7350 Detachable Active Pen 2. The LED indicator on the Latitude 7350 Detachable Active Pen lights up during charging and turns off when the pen is fully charged. Set up your Latitude 7350 Detachable...
  • Page 17 Figure 12. Charging the Latitude 7350 Detachable Active Pen NOTE: For more information about using the pen, see the Latitude 7350 Detachable Active Pen User's Guide available with your product documentation at the Dell Support Site. Set up your Latitude 7350 Detachable...

  • Page 18: Chapter 3: Specifications Of Latitude 7350 Detachable

    The weight of your computer depends on the ● With Smart Card reader: 0.86 kg (1.89 lb) configuration that is offered. Processor The following table lists the details of the processors that are supported for your Latitude 7350 Detachable. Specifications of Latitude 7350 Detachable...

  • Page 19: Chipset

    Processor cache 12 MB 12 MB Integrated graphics Intel Graphics Intel Graphics Chipset The following table lists the details of the chipset that is supported in your Latitude 7350 Detachable. Table 5. Chipset  Description Values Chipset Integrated in the processor Processor...

  • Page 20: Memory

    Supported memory options may differ depending on the configurations that are offered in your region. External ports and slots The following table lists the external ports and slots on your Latitude 7350 Detachable. Table 7. External ports and slots  Description...

  • Page 21: Internal Slots

    M.2 cards, search in the Knowledge Base Resource at Dell Support Site. Wireless module The following table lists the Wireless Local Area Network (WLAN) module that is supported on your Latitude 7350 Detachable. Table 9. Wireless module specifications  Description Values Model number...

  • Page 22: Audio

    For instructions on how to find your computer's International Mobile Equipment Identity (IMEI) number, search in the Knowledge Base Resource at the Dell Support Site. Audio The following table lists the audio specifications of your Latitude 7350 Detachable. Table 11. Audio specifications  Description Values Audio controller...

  • Page 23: Storage

    M.2 2230, Class 35 solid-state drive PCIe Gen 4 x4, up to 64 Gbps 512 GB (self-encrypting) Camera The following table lists the camera specifications of your Latitude 7350 Detachable. Table 13. Camera specifications  Description Values Number of cameras Camera type ●...

  • Page 24: Power Adapter

    Camera ● World-facing camera: 77.30 degrees ● User-facing camera: 88.10 degrees Infrared camera 77.30 degrees Power adapter The following table lists the power adapter specifications of your Latitude 7350 Detachable. Table 14. Power-adapter specifications  Description Option one Option two Type...

  • Page 25: Power Adapter Requirements

    Power adapter requirements The following image is a pictogram of the power adapter requirements of your Latitude 7350 Detachable. Power adapter requirements of Latitude 7350 Detachable Figure 13. Pictogram of power adapter requirements Table 15.

  • Page 26: Battery

    ExpressCharge mode must also be enabled in the BIOS Setup screen by selecting Power > Battery Configuration > ExpressCharge, then pressing Enter. Battery The following table lists the battery specifications of your Latitude 7350 Detachable. Table 16. Battery specifications  Description Option one...

  • Page 27: Display

    Option one Option two CAUTION: Dell Technologies recommends that you charge the battery regularly for optimal power consumption. Display The following table lists the display specifications of your Latitude 7350 Detachable. Table 17. Display specifications  Description Values Display type 3K2K...

  • Page 28: Fingerprint Reader

    Intel Graphics Shared system memory Intel Core Ultra 5/7 processors External display support The following table lists the external display support for your Latitude 7350 Detachable. Table 20. External display support  Graphics card Supported external displays with Supported external displays with...

  • Page 29: Smart-Card Reader

    Smart-card reader Contactless smart-card reader This section lists the contactless smart-card reader specifications of your Latitude 7350 Detachable. This module is only available in computers shipped with Smart-card readers. Table 22. Contactless smart-card reader specifications  Title Description Dell ControlVault 3 Plus contactless...
  • Page 30 MIFARE Px GM49Y 2623BNPGGBNAB iCLASS MIFARE Px 8M1L iClass SEOS JW 5006PGGMN Crescendo iCLASS Px G8H iCLASS Seos IY SEOS JMC4 J1Y 5806VNG1NNN4 SEOS Key FOB 5266PNNA SEOS Clamshell 5656PMSAV SEOS + Prox 5106RGGMNN Specifications of Latitude 7350 Detachable...
  • Page 31 TOP DL GX4 144K card Sony Felica RC-S962 Felica RC-S965 Felica RC-S966 PIVKey C910 PKI NIST PIV1 IDENTIV PIV programmed cards uTrust Transport cards Oyster (London) MIFARE DESFire T-Money (Korea) Octopus Card (Hong Kong) SUICA (Japan) Specifications of Latitude 7350 Detachable...

  • Page 32: Contacted Smart-Card Reader

    EV1Card 8K Tap and do - ISO 15693 - Tag-it Plus HID I-code ISO card Contacted smart-card reader The following table lists the contacted smart-card reader specifications of your Latitude 7350 Detachable. Table 26. Contacted smart-card reader specifications  Title Description...

  • Page 33: Keyboard

    Dell ControlVault support Device connects to Dell ControlVault for usage and processing Keyboard The following table lists the keyboard specifications of your Latitude 7350 Detachable. Table 27. Keyboard specifications  Description Values Keyboard type Latitude 7350 Detachable Collaboration Keyboard with AI hot- key.

  • Page 34: Keyboard Shortcuts Of Latitude 7350 Detachable

    Keyboard shortcuts of Latitude 7350 Detachable NOTE: The Latitude 7350 Detachable Collaboration Keyboard is sold separately. NOTE: Keyboard characters may differ depending on the keyboard language configuration. Keys that are used for shortcuts remain the same across all language configurations.

  • Page 35: Clickpad

    Toggle Fn-key lock Fn + Up arrow Page up Fn + Down arrow Page down Clickpad The following table lists the clickpad specifications of your Latitude 7350 Detachable Keyboard (sold separately). Table 30. Clickpad specifications  Description Values Clickpad type Collaboration Touchpad...

  • Page 36: Operating And Storage Environment

    To enjoy the collaboration touchpad (CTP) controls feature on your keyboard, ensure that you have the latest versions of the Dell Optimizer app and Zoom or Teams for work or school installed on your computer. Dell Optimizer offers modular installation which allows you to select the modules you want to install. Install the collaboration touchpad module within the Dell Optimizer app to enjoy the functionality of collaboration controls.

  • Page 37: Dell Support Policy

    * Measured using a random vibration spectrum that simulates the user environment. † Measured using a 2 ms half-sine pulse. Dell support policy For information about Dell support policy, search in the Knowledge Base Resource at Dell Support Site. Low blue light...

  • Page 38: Chapter 4: Working Inside Your Computer

    You should only perform troubleshooting and repairs as authorized or directed by the Dell technical support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that is shipped with the product or at Dell Regulatory Compliance Home Page.

  • Page 39: Safety Precautions

    Ensure that your computer is shut down and the power adapter is disconnected. a. Press and hold the B key and the power button for 3 seconds or until the Dell logo appears on the screen. b. Press any key to continue.

  • Page 40: Esd Field Service Kit

    received a static shock and immediately generates a "No POST/No Video" symptom with a beep code that is emitted for missing or nonfunctional memory. ● Intermittent – Intermittent failures represent approximately 80 percent of ESD-related failures. The high rate of intermittent failures means that most of the time when damage occurs, it is not immediately recognizable.

  • Page 41: Transporting Sensitive Components

    Dell products. In addition, it is critical to keep sensitive parts separate from all insulator parts while servicing the computer. Transporting sensitive components When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport. After working inside your computer...

  • Page 42: Screw List

    Screw list NOTE: When removing screws from a component, it is recommended to note the screw type and the quantity of screws, and then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced.

  • Page 43: Major Components Of Latitude 7350 Detachable

    Table 32. Screw list (continued) Component Screw type Quantity Screw image System board M1.6x1.5 2 (WLAN); 1 (WWAN) Major components of Latitude 7350 Detachable The following image shows the major components of Latitude 7350 Detachable. Working inside your computer...
  • Page 44 Figure 14. Major components of Latitude 7350 Detachable 1. Display assembly 2. User-facing camera 3. Power-button board 4. WWAN-antenna module 5. Darwin 1 antenna bracket 6. World-facing camera bracket 7. World-facing camera Working inside your computer...
  • Page 45 33. SSD shield NOTE: Dell provides a list of components and their part numbers for the original computer configuration purchased. These parts are available according to warranty coverage purchased by the customer. Contact your Dell sales representative for purchase options.

  • Page 46: Chapter 5: Removing And Installing Customer Replaceable Units (Crus)

    Removing and installing Customer Replaceable Units (CRUs) The replaceable components in this chapter are Customer Replaceable Units (CRUs). CAUTION: Customers can replace only the Customer Replaceable Units (CRUs) following the safety precautions and replacement procedures. NOTE: The images in this document may differ from your computer depending on the configuration you ordered. SIM-card tray Removing the SIM-card tray Prerequisites...

  • Page 47: Installing The Sim-Card Tray

    2. Push the pin inwards to release the SIM-card tray 3. Slide the SIM-card tray out of the slot in the computer. Installing the SIM-card tray Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. NOTE: SIM-card removal is only available on computers with WWAN support.

  • Page 48: Chapter 6: Removing And Installing Field Replaceable Units (Frus)

    To avoid any potential damage to the component or loss of data, ensure that an authorized service technician replaces the Field Replaceable Units (FRUs). CAUTION: Dell Technologies recommends that this set of repairs, if needed, to be conducted by trained technical repair specialists. CAUTION: As a reminder, your warranty does not cover damages that may occur during FRU repairs that are not authorized by Dell Technologies.
  • Page 49 Figure 17. Removing the display assembly Removing and installing Field Replaceable Units (FRUs)
  • Page 50 Figure 18. Removing the display assembly Figure 19. Removing the display assembly Removing and installing Field Replaceable Units (FRUs)
  • Page 51 1. Open the kick stand the and the computer turns on automatically. NOTE: The Latitude 7350 Detachable has an automatic power-on feature. The computer powers on when the kick stand is opened. Follow the below steps to ensure that the computer does not power on while the performing replacement procedures.

  • Page 52: Installing The Display Assembly

    14. Gently pull back the battery-cable connector, ensuring that the battery is disconnected from the interposer board. 15. Remove the interposer board from the system board. CAUTION: Remove the interposer board immediately after disconnecting the battery to prevent the board from falling out of the computer during replacement procedures.
  • Page 53 Figure 22. Installing the display assembly Removing and installing Field Replaceable Units (FRUs)
  • Page 54 Figure 23. Installing the display assembly Figure 24. Installing the display assembly Steps 1. Place the display assembly face down on a padded surface just below the computer. 2. Place the interposer board on the system board (Battery). Removing and installing Field Replaceable Units (FRUs)

  • Page 55: Display Cable

    CAUTION: The pins on the interposer board are very fragile. Avoid contact with the pins on the board and DO NOT allow the pins to come into contact with any substance that may stain or contaminate the pins. Handle the board by lifting and holding from the edges or the sides. 3.

  • Page 56: Installing The Display Cable

    Figure 25. Removing the display cable Steps 1. On the back of the display assembly, peel off the large mylar foil that covers both the display-cable connector and touch-module connector: a. Start peeling from the notch indicated by the arrow, being careful not to peel off the touch-module connector underneath.

  • Page 57: Docking Connector

    Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following images indicate indicates the location of the display cable and provides a visual representation of the installation procedure. Figure 26. Installing the display cable Steps 1.

  • Page 58: Installing The Docking Connector

    Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM-card tray. 3. Remove the display assembly. About this task The following images indicate the location of the docking connector and provide a visual representation of the removal procedure.
  • Page 59 Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the docking connector and provides a visual representation of the installation procedure. Figure 28. Installing the docking connector Steps 1.

  • Page 60: Solid-State Drive

    Solid-state drive Removing the solid-state drive (SSD) CAUTION: The information in this removal section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM-card tray. 3. Remove the display assembly.
  • Page 61 Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following images indicate the location of the solid-state drive (SSD) and provides a visual representation of the installation procedure. Figure 30. Installing the SSD Steps 1.

  • Page 62: Wwan Card

    Figure 31. Guiding clips for SSD shield 3. Replace the single screw (M1.6x2.2) that secures the SSD to the system board. Next steps 1. Install the display assembly. 2. Install the SIM-card tray. 3. Follow the procedure in After working inside your computer.

  • Page 63: Installing The Wwan Card

    Figure 32. Removing the WWAN card Steps 1. Loosen the single captive screw (M1.6x2.5) that secures the WWAN-card bracket to the WWAN card. 2. Slide and remove the WWAN-card bracket off the WWAN card. 3. Disconnect the antenna cables from the WWAN card. 4.
  • Page 64 About this task The following images indicate the location of the WWAN card and provides a visual representation of the installation procedure. Figure 33. Installing the WWAN card Steps 1. Align the notch on the WWAN card with the tab on the WWAN slot (WWAN) on the system board. 2.

  • Page 65: Fans

    6. Tighten the single captive screw (M1.6x2.5) that secures the WWAN and bracket to the system board. NOTE: For instructions on how to find your computer's IMEI (International Mobile Station Equipment Identity) number, search in the knowledge base at the Dell Support Site. Next steps 1. Install the display assembly.

  • Page 66: Installing The Left Fan

    About this task The following images indicate the location of the left fan and provide a visual representation of the removal procedure. Figure 35. Removing the left fan Steps 1. Open the latch and disconnect the volume-button FPC from the connector (VOL) on the system board. 2.

  • Page 67: Removing The Right Fan

    Figure 36. Installing the left fan Steps For computers shipped with a Vapor Chamber (VC) heatsink: Slightly lift the left fan from its bottom side while simultaneously rotating it counter-clockwise to fit it into the fan compartment. For computers shipped with a non-vapor chamber (VC) heatsink: Slightly lift the left fan from its bottom side and slide it upward to fit it into the fan compartment.

  • Page 68: Installing The Right Fan

    About this task The following images indicate the location of the right fan and provide a visual representation of the removal procedure. Figure 37. Removing the right fan Steps 1. Open the latch and disconnect the power button daughter board FPC from the connector (SIM) on the system board. 2.

  • Page 69: Battery

    Figure 38. Installing the right fan Steps 1. Slightly lift the right fan from its bottom side and slide it upwards to fit it into the slot. 2. Connect the right-fan cable to the connector (FAN) on the system board and close the latch. 3.

  • Page 70: Removing The 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 rechargeable Li-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See Contact Support at Dell Support Site.
  • Page 71 Figure 39. Removing the battery Figure 40. Removing the battery Steps 1. Open the latch and disconnect the docking-connector FPC from the connector (Pogo Pin) on the system board. Removing and installing Field Replaceable Units (FRUs)

  • Page 72: Installing The Battery

    2. Open the latch and disconnect the HALL-sensor FPC from the connector (Kickstand Detect) on the system board. 3. Carefully peel the docking-connector FPC and HALL-sensor FPC from the battery. 4. For computers with WWAN support: NOTE: Skip to the next step if your computer does not support WWAN. a.
  • Page 73 Figure 42. Installing the battery Steps 1. Using the alignment posts, place the battery on the back-cover assembly. 2. Align the screw holes on the battery with the screw holes on the system board and back-cover assembly. 3. Replace the six screws (M2x3) that secure the battery to the back-cover. 4.

  • Page 74: Speakers

    3. Follow the procedure in After working inside your computer. Speakers Removing the left speaker CAUTION: The information in this removal section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2.

  • Page 75: Removing The Right Speaker

    Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following images indicate the location of the left speaker and provides a visual representation of the installation procedure. Figure 44. Installing the left speaker Steps 1.

  • Page 76: Installing The Right Speaker

    Figure 45. Removing the right speaker Steps 1. Disconnect the right-speaker cable from the connector (Speaker) on the system board. 2. Using a plastic scribe, pry the right speaker from the system using the gaps at the top and bottom edge of the speaker. 3.

  • Page 77: Heat Sink

    Figure 46. Installing the right speaker Steps 1. Align and place the right speaker into position. 2. Connect the right-speaker cable to the connector (Speaker) on the system board (Speaker). Next steps 1. Install the display assembly. 2. Install the SIM-card tray.

  • Page 78: Installing The Heat Sink (Non-Vapor Chamber)

    Figure 47. Removing the heat sink (non-Vapor Chamber) Steps 1. Peel back the WLAN and the WWAN antenna grounding foil (for computers with WWAN support) from the heat sink. 2. Using a plastic scribe, pry the heat sink shield from the opening at the top-right side. 3.

  • Page 79: Removing The Heat Sink (Vapor Chamber)

    Figure 48. Installing the heat sink (non-Vapor Chamber) Steps 1. Place the heat sink on the system board, aligning the screw holes on the heat sink with the screw holes on the system board. 2. Tighten the three captive screws (M1.6x2.3) that secure the heat sink to the system board in this sequence: 1 > 2 > 3. 3.
  • Page 80 Prerequisites 1. Follow the procedure in before working inside your computer. CAUTION: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it. 2. Remove the SIM-tray card. 3. Remove the display assembly.

  • Page 81: Installing The Heat Sink (Vapor Chamber)

    Figure 50. Pry points on heat sink (Vapor Chamber) 4. Gently lift and remove the heat sink from the computer. Installing the heat sink (Vapor Chamber) CAUTION: The information in this installation section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 82 Figure 51. Installing the heat sink (Vapor Chamber) Steps 1. Place the heat sink on the system board, aligning the screw holes on the heat sink with the screw holes on the system board. 2. Replace the three screws (M1.6x2.3) that secure the that secure the heat sink to the system board 3.

  • Page 83: Mimo2 Wwan Antenna

    MIMO2 WWAN antenna Removing the MIMO2 WWAN antenna CAUTION: The information in this removal section is intended for authorized service technicians only. NOTE: These procedures only apply to computers with WWAN support. Prerequisites 1. Follow the procedure in before working inside your computer.

  • Page 84: Installing The Mimo2 Wwan Antenna

    Steps 1. Open the latch and disconnect the docking-connector FPC from the connector (Pogo Pin) on the system board. 2. Carefully peel the docking-connector FPC from the battery. 3. Loosen the captive screw (M1.6x2.5) that secures the WWAN-card bracket to the WWAN card. 4.
  • Page 85 Figure 53. Installing the MIMO2 WWAN antenna Steps 1. Insert the WWAN antenna into position on the bottom-left of the computer. 2. Adhere the MIMO2 WWAN antenna grounding foil to the computer. 3. Route the black/grey WWAN auxiliary cable and blue MIMO2 antenna cable through the routing channels and clips on the system board and around the battery.

  • Page 86: Mimo3 Wwan Antenna

    5. Tighten the captive screw (M1.6x2.5) that secures the WWAN-card bracket to the WWAN card. 6. Adhere the docking-connector FPC to the battery. 7. Connect the docking-connector FPC to the connector (Pogo Pin) on the system board and close the latch. Next steps 1.

  • Page 87: Installing The Mimo3 Wwan Antenna

    Figure 54. Removing the MIMO3 WWAN antenna Steps 1. Open the latch and disconnect HALL-sensor FPC from the connector (Kickstand Detect) on the system board. 2. Carefully peel the HALL-sensor FPC from the battery. 3. Loosen the captive screw (M1.6x2.5) that secures the WWAN-card bracket to the WWAN card. 4.
  • Page 88 NOTE: These procedures only apply to computers with WWAN support. Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following images indicate the location of the MIMO3 WWAN antenna and provides a visual representation of the installation procedure.

  • Page 89: Kick-Stand Hinges

    7. Connect the antenna cables to the WWAN card. The following table provides the antenna-cable color scheme: Table 35. Antenna-cable color scheme for WWAN card  Connectors on the WWAN Antenna-cable color Silkscreen marking card △ (white triangle) White with a thin gray stripe Main WWAN △...

  • Page 90: Installing The Kick-Stand Hinges

    Figure 56. Removing the kick-stand hinges Steps 1. Close the kick stand. 2. Remove the four screws (M1.6x3) and six screws (M2x2) that secure the kick stand and kick-stand hinges to the back cover. 3. Lift the kick-stand hinges out of the computer. Installing the kick-stand hinges CAUTION: The information in this installation section is intended for authorized service technicians only.

  • Page 91: World-Facing Camera

    Figure 57. Installing the kick-stand hinges Steps 1. Place the kick-stand hinges into position and align the screw holes on the hinges with the screw holes on the back-cover assembly. 2. Replace the four screws (M1.6x3) and six screws (M2x2) that secure the kick stand and kick-stand hinges to the back-cover assembly.

  • Page 92: Installing The World-Facing Camera

    Figure 58. Removing the world-facing camera Steps 1. Remove the two screws (M1.6x3) that secure the world-facing camera in place. 2. Disconnect the world-facing camera FPC from the connector (CAM) on the system board. 3. Lift the world-facing camera out of the computer. 4.

  • Page 93: Wireless Wide Area Network (Wwan)-Antenna Module

    Figure 59. Installing the world-facing camera Steps 1. Align and place the front-facing camera bracket into position, ensuring the holes on the bracket fit over the holding pins on the back cover. 2. Align and place the world-facing camera into the slot on the frame, ensuring the holes on the camera bracket fit over the holding pins on the back cover.

  • Page 94: Installing The Wwan-Antenna Module

    About this task The following images indicate the location of the WWAN-antenna module and provide a visual representation of the removal procedure. Figure 60. Removing the WWAN-antenna module Steps 1. Loosen the captive screw (M1.6x2.5) that secures the WWAN-card bracket to the WWAN card. 2.
  • Page 95 About this task The following images indicate the location of the WWAN-antenna module and provides a visual representation of the installation procedure. Figure 61. Installing the WWAN-antenna module Steps 1. Insert the WWAN antenna module into position. 2. Connect the Darwin 1 antenna cable to the connector (Darwin1) on the system board. 3.

  • Page 96: Power-Button Board

    Power-button board Removing the power-button board CAUTION: The information in this removal section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM-card tray. 3. Remove the display assembly.

  • Page 97: Installing The Power-Button Board

    Steps 1. For computers installed with a fingerprint reader, open the latch and disconnect the fingerprint-reader FPC from the connector (FPR) on the power-button board. NOTE: Skip to the next step if your computer does not have a fingerprint reader installed. 2.
  • Page 98 Figure 63. Installing the power-button board Steps 1. Connect the power-button daughter board FPC to the connector (MB) on the power-button board and close the latch. 2. Place the power-button board along with its FPC into position. 3. Adhere the power-button board FPC to the right fan. 4.

  • Page 99: Fingerprint Reader

    Fingerprint reader Removing the fingerprint reader CAUTION: The information in this removal section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the tray. 3. Remove the display assembly. 4.

  • Page 100: System Board

    Figure 65. Installing the fingerprint reader Steps 1. Align and place the fingerprint-reader on the back cover. 2. Push the fingerprint-reader bracket onto the fingerprint-reader card. Next steps 1. Install the power-button board. 2. Install the display assembly. 3. Install the tray.
  • Page 101 About this task The following image indicates the connectors on your system board. Figure 66. System-board connectors 1. Left-speaker cable connector (Speaker) 2. Volume-button FPC connector (VOL) 3. Left-fan cable connector (FAN) 4. Audio-jack FPC connector (Audio) 5. Darwin 2-antenna cable connector (Darwin2) 6.
  • Page 102 Figure 67. Removing the system board Figure 68. Removing the system board Removing and installing Field Replaceable Units (FRUs)
  • Page 103 Steps 1. For computers with WWAN support: NOTE: Skip to the next step if the computer does not support WWAN. a. Remove the two screws (M1.6x2.5) that secure the Darwin 1-antenna cable bracket to the top-right of the system board. b.

  • Page 104: Installing The System Board

    9. For computers with WWAN and WLAN support, the following components must be removed and re-adhered to the replacement system board: M.2 SSD thermal pad, WWAN absorber, WWAN card thermal pad. For computers with WLAN support only, the M.2 SSD thermal pad must be removed and re-adhered to the replacement system board.
  • Page 105 7. World-facing camera FPC connector (Rear CAM) 8. Microphone-cable connector (Mic) 9. Darwin 1-antenna cable connector (Darwin1) 10. P-sensor cable connector (P-sensor1) 11. Right-fan cable connector (FAN) 12. Power-button board FPC connector (SIM Board) 13. Right-speaker connector (Speaker) 14. HALL-sensor FPC connector (Kickstand Detect) 15.
  • Page 106 Figure 73. Installing the system board Steps 1. For computers with WWAN and WLAN support, re-adhere the following components from the previous system board: M.2 SSD thermal pad, WWAN absorber, WWAN card thermal pad. For computers with WLAN support only, re-adhere the M.2 SSD thermal pad from the previous the replacement system board.

  • Page 107: User-Facing Camera

    f. Place the Darwin 1-antenna cable bracket on the system. g. Route the white/grey WWAN main antenna cable and black/grey WWAN auxiliary antenna cable through the routing channels and metal clips on the system board. h. Replace the two screws (M1.6x2.5) that secure the Darwin 1-antenna cable bracket to the top-right of the system board. Next steps 1.

  • Page 108: Installing The User-Facing Camera

    Figure 74. Removing the user-facing camera Steps 1. Disconnect the two camera cables from the connectors (Mic/Front CAM and Mic) on the system board. 2. Using a plastic scribe, gently pry the user-facing camera from the recess. 3. Lift the user-facing camera out of the computer. NOTE: If the thermal pad located under the user-facing camera gets detached during the removal process, re-adhere it back to the display-back cover.

  • Page 109: Wireless Local Area Network (Wlan)-Antenna Module

    Figure 75. Installing the user-facing camera Steps 1. Align and place the user-facing camera into position. NOTE: If the thermal pad located under the user-facing camera was detached during the removal process, re-adhere it back to the display-back cover before placing the user-facing camera into position. 2.

  • Page 110: Installing The Wlan-Antenna Module

    Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM-card tray 3. Remove the display assembly. 4. Remove the solid-state drive. 5. Remove the WWAN card. 6. Remove the left fan. 7. Remove the right fan.
  • Page 111 Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the WLAN-antenna module and provides a visual representation of the installation procedure. Figure 77. Installing the WLAN-antenna module Steps 1.

  • Page 112: Display-Back Cover

    Display-back cover Removing the display-back cover CAUTION: The information in this removal section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM-card tray. 3. Remove the display assembly.

  • Page 113: Installing The Display-Back Cover

    Figure 78. Removing the display-back cover Steps After performing the steps in the pre-requisites, you are left with the display-back cover. Installing the display-back cover CAUTION: The information in this installation section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 114 Figure 79. Installing the display-back cover Steps Place the display-back cover on a flat surface. Next steps 1. Replace the user-facing camera. 2. Replace the WLAN-antenna module. 3. Replace the system board. 4. Replace the fingerprint reader. 5. Replace the power button daughter board.

  • Page 115: Chapter 7: Software

    Your Latitude 7350 Detachable supports the following operating systems: ● Windows 11 Home ● Windows 11 Professional Drivers and downloads When troubleshooting, downloading, or installing drivers, it is recommended that you read the Dell Knowledge Base article Drivers and Downloads FAQs 000123347. Software...

  • Page 116: Chapter 8: Bios Setup

    Navigation keys NOTE: Connect a Latitude 7350 Detachable Collaboration Keyboard to the computer to use these navigation keys. NOTE: For most of the System Setup options, changes that you make are recorded but do not take effect until you restart the computer.

  • Page 117: Entering One Time Boot Menu Without Keyboard

    BIOS Setup. Steps 1. Press the power button to turn on your computer. 2. Press and hold the volume-up button when the Dell logo appears on the screen. Entering One Time Boot Menu with Latitude 7350 Detachable Collaboration Keyboard The One Time Boot Menu displays the devices that you can boot from including the diagnostic option.

  • Page 118: View Service Options

    The Overview menu appears. 2. Enter the hotkey combination Ctrl +Alt + s to view the Service options. NOTE: To enter the hotkey combination, the computer must be connected to a Latitude 7350 Detachable Collaboration Keyboard or an external keyboard. System Setup options...
  • Page 119 Table 37. System Setup options—Overview menu (continued) Overview AC Adapter Displays whether an AC adapter is connected. If connected, displays the type of AC adapter that is connected. PROCESSOR Information Processor Type Displays the processor type. Maximum Clock Speed Displays the maximum processor clock speed. NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup...
  • Page 120 The computer stops booting to the operating system when a component is not authenticated during the boot process. Secure Boot can be enabled in BIOS setup or using management interfaces like Dell Command|Configure, but can only be disabled from BIOS setup.
  • Page 121 Table 38. System Setup options—Boot Configuration menu (continued) Boot Configuration Enable Custom Mode Enables or disables the keys in the PK, KEK, db, and dbx security key databases to be modified. By default, the Enable Custom Mode option is disabled. NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options.
  • Page 122 Type-C Dock Type-C Dock Override Enables or disables to use connected Type-C Dell Dock to provide data stream with external USB ports disabled. When Type-C Dock override is enabled, the Video/Audio/LAN submenu is activated. By default, the Type-C Dock Override option is enabled.
  • Page 123 Table 39. System Setup options—Integrated Devices menu (continued) Integrated Devices NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options. Miscellaneous Devices Enable Fingerprint Reader Device Enables or disables the Fingerprint Reader Device option. By default, the Enable Fingerprint Reader Device option is enabled. NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup...
  • Page 124 Table 41. System Setup options—Display menu (continued) Display Brightness on battery power Enables to set the screen brightness when the computer is running on battery power. By default, the screen brightness is set to 50 when the computer is running on battery power.
  • Page 125 Table 42. System Setup options—Connection menu (continued) Connection Control WLAN Radio Enables to sense the connection of the computer to a wired network and then disables the selected WLAN radio. Upon disconnection from the wired network, the selected wireless radios are reenabled. By default, the Control WLAN Radio option is disabled.
  • Page 126 USB Wake Support Wake on Dell USB-C Dock When enabled, connecting a Dell USB-C Dock wakes the computer from Standby, Hibernate, and Power Off. By default, the Wake on Dell USB-C Dock option is enabled. NOTE:...
  • Page 127 BIOS. This option returns to the disabled state when the computer restarts. By default, the Clear option is disabled. Dell Technologies recommends enabling the Clear option only when TPM data is required to be cleared. NOTE:...
  • Page 128 PTT. When enabled, you are not prompted to confirm changes to the PTT configuration. By default, the PPI Bypass for Clear Commands option is disabled. For additional security, Dell Technologies recommends keeping the PPI Bypass for Clear Commands option disabled. Intel Total Memory Encryption Enables or disables the processor’s memory encryption feature.
  • Page 129 Absolute Absolute Software provides various cyber security solutions, some requiring software preloaded on Dell computers and integrated into the BIOS. To use these features, you must enable the Absolute BIOS setting and contact Absolute forconfiguration and activation. By default, the Absolute option is enabled.
  • Page 130 Password prompt. ● The system password is not prompted when the computer resumes from standby mode. Dell Technologies recommends using the system password in situations where it is likely that a computer may be lost or stolen. Hard Drive Password The hard drive password can be set to prevent unauthorized access of the data stored on the solid-state drive.
  • Page 131 This gives an administrator control over the BIOS settings but enables an end user to provide their own password. By default, the Allow Non-Admin Password Changes option is enabled. For additional security, Dell Technologies recommends keeping the Allow Non- Admin Password Changes option disabled. NOTE:...
  • Page 132 Table 45. System Setup options—Passwords menu (continued) Passwords By default, the Enable Admin Setup Lockout option is disabled. For additional security, Dell Technologies recommends keeping the Admin Setup Lockout option disabled. NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options.
  • Page 133 Allows the control of the automatic boot flow for the SupportAssist System Resolution Console and the Dell operating system Recovery Tool. By default, the Dell Auto OS Recovery Threshold value is set to 2. NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options.
  • Page 134 Table 47. System Setup options—System Management menu (continued) System Management NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options. Power-On-Self-Test Automatic Enable or disable the automatic recovery of the computer from no power or Recovery no-POST failure by applying mitigation steps.
  • Page 135 Table 49. System Setup options—Pre-boot Behavior menu (continued) Pre-boot Behavior NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options. Warnings and Errors Enables or disables the action to be taken when a warning or error is encountered.
  • Page 136 This option is not available when the virtualization setting for IOMMU is disabled (VT-d/AMD Vi). By default, the Enable Pre-Boot DMA Support option is enabled. For additional security, Dell Technologies recommends keeping the Enable Pre- Boot DMA Support option enabled. NOTE: This option is provided only for compatibility purposes, since some older hardware is not DMA capable.
  • Page 137 Table 50. System Setup options—Virtualization menu (continued) Virtualization Support NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options. Table 51. System Setup options—Performance menu  Performance Multi-Core Support Multiple Atom Cores Change the number of Atom cores available to the operating system. The default value is set to the maximum number of cores.

  • Page 138: Updating The Bios

    If the recovery key is not known this can result in data loss or an unnecessary operating system reinstall. For more information about this subject, search in the Knowledge Base Resource at Dell Support Site. Steps 1.

  • Page 139: Updating The Bios Using The Usb Drive In Windows

    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 140: System And Setup Password

    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.

  • Page 141: Deleting Or Changing An Existing System Setup Password

    6. Press Y to save the changes and exit from System Setup. The computer restarts. Clearing BIOS (System Setup) and System passwords About this task To clear the computer or BIOS passwords, contact Dell technical support as described at Contact Support. For more information, go to Dell Support Site.

  • Page 142: Chapter 9: 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 143: 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 launched by the BIOS internally. The embedded system diagnostics provides options for particular devices or device groups allowing you to: ●...

  • Page 144: 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 computer settings.

  • Page 145: System-Diagnostic Lights

    This 2,3 pattern continues until the computer is turned off indicating no memory or RAM is detected. The following table shows different power and battery-status light patterns and associated problems of your Latitude 7350 Detachable. Table 55. System-diagnostic lights ...
  • Page 146 3~5 seconds to ensure all power are drained. ● Run "BIOS recovery from USB", and the instructions are in the website Dell support. ● If the problem persists, replace the system board. Timeout waiting on ME to Replace the system board.

  • Page 147: Recovering The Operating System

    You can also download it from the Dell Support website to troubleshoot and fix your computer when it fails to boot into the primary operating system due to software or hardware failures.

  • Page 148: Drain Residual Flea Power (Perform Hard Reset)

    6. Install the battery. 7. Install the base cover. 8. Connect the power adapter to the computer. 9. Turn on the computer. NOTE: For more information about performing a hard reset, search in the Knowledge Base Resource at the Dell Support Site. Troubleshooting...

  • Page 149: Chapter 10: Getting Help And Contacting Dell

    Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 56. Self-help resources  Self-help resources Resource location Information about Dell products and services Dell Site Tips Contact Support In Windows search, type Contact Support, and press Enter.

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