Dell Vostro 14 3430 Owner's Manual
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Dell Vostro 14 3430 Owner's Manual

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Vostro 14 3430
Owner's Manual
Regulatory Model: P152G
Regulatory Type: P152G007/P152G008
March 2023
Rev. A00

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Summary of Contents for Dell Vostro 14 3430

  • Page 1 Vostro 14 3430 Owner's Manual Regulatory Model: P152G Regulatory Type: P152G007/P152G008 March 2023 Rev. A00...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2023 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

    Left......................................7 Top......................................9 Front......................................10 Bottom....................................12 Service Tag..................................12 Battery charge and status light .............................13 Chapter 2: Set up your Vostro 14 3430..................14 Chapter 3: Specifications of Vostro 14 3430.................16 Dimensions and weight..............................16 Processor..................................... 16 Chipset....................................17 Operating system................................17 Memory....................................18...
  • Page 4 After working inside your computer........................33 BitLocker..................................33 Recommended tools................................. 34 Screw list.....................................34 Major components of Vostro 14 3430..........................35 Chapter 5: Removing and installing Customer Replaceable Units (CRUs)........38 Base cover..................................38 Removing the base cover............................38 Installing the base cover ............................41 Memory module.................................
  • Page 5 Removing the I/O daughter-board cable.......................72 Installing the I/O daughter-board cable.........................73 I/O daughter-board................................74 Removing the I/O daughter-board ........................74 Installing the I/O daughter-board .......................... 75 Power button..................................76 Removing the power button ............................76 Installing the power button ............................77 Power button with optional fingerprint reader......................78 Removing the power button with optional fingerprint reader .................78 Installing the power button with optional fingerprint reader ................
  • Page 6 Clearing BIOS (System Setup) and System passwords..................140 Chapter 9: Troubleshooting......................141 Handling swollen Lithium-ion batteries........................141 Locate the Service Tag or Express Service Code of your Dell computer ..........141 Dell SupportAssist Pre-boot System Performance Check diagnostics.............. 142 Running the SupportAssist Pre-Boot System Performance Check.............. 142 Built-in self-test (BIST)..............................142...

  • Page 7: Chapter 1: Views Of Vostro 14 3430

    Views of Vostro 14 3430 Right 1. SD-card slot Reads from and writes to the SD card. The computer supports the following card types: ● Secure Digital (SD) ● Secure Digital High Capacity (SDHC) ● Secure Digital Extended Capacity (SDXC) 2.
  • Page 8 Supports Power Delivery that enables two-way power supply between devices. Provides up to 15 W power output that enables faster charging. NOTE: A USB Type-C to DisplayPort adapter (sold separately) is required to connect a DisplayPort device. Views of Vostro 14 3430...

  • Page 9: Top

    You can customize power-button behavior in Windows. For more information, see www.dell.com/support/ manuals. 3. Precision touchpad Move your finger on the touchpad to move the mouse pointer. Tap to left-click and two fingers tap to right-click. 4. Right-click area Press to right-click. 5. Left-click area Views of Vostro 14 3430...

  • Page 10: Front

    Enables you to video chat, capture photos, and record videos. 2. Camera-status light Turns on when the camera is in use. 3. Microphone Provides digital sound input for audio recording, voice calls, and so on. 4. Display Provides visual output. Views of Vostro 14 3430...
  • Page 11 Enables you to video chat, capture photos, and record videos. 4. Camera-status light Turns on when the camera is in use. 5. Right microphone Provides digital sound input for audio recording and voice calls. 6. Display Provides visual output. Views of Vostro 14 3430...

  • Page 12: Bottom

    4. Left speaker Provides audio output. 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. Views of Vostro 14 3430...

  • Page 13: Battery Charge And Status Light

    Battery charge and status light The following table lists the battery charge and status light behavior of your Vostro 14 3430. Table 1. Battery charge and status light behavior Power Source LED Behavior System Power State Battery Charge Level AC Adapter...

  • Page 14: Chapter 2: Set Up Your Vostro 14 3430

    Follow the on-screen instructions to complete the setup. For more information about installing and configuring Ubuntu, search in the Knowledge Base Resource at www.dell.com/support. For Windows: Follow the on-screen instructions to complete the setup. When setting up, Dell recommends that you: ● Connect to a network for Windows updates. NOTE: If connecting to a secured wireless network, enter the password for the wireless network access when prompted.
  • Page 15 SupportAssist proactively checks the health of your system's hardware and software. When an issue is detected, the necessary system state information is sent to Dell to begin troubleshooting. SupportAssist is preinstalled on most of the Dell devices running Windows operating system.

  • Page 16: Chapter 3: Specifications Of Vostro 14 3430

    Specifications of Vostro 14 3430 Dimensions and weight The following table lists the height, width, depth, and weight of your Vostro 14 3430. Table 3. Dimensions and weight Description Computer shipped with a plastic chassis Computer shipped with an aluminum...

  • Page 17: Chipset

    Intel Iris X Graphics Intel Iris X Graphics Intel UHD Graphics Chipset The following table lists the details of the chipset supported by your Vostro 14 3430 Table 5. Chipset Description Option one Option two Processors Generation Intel Core i3/i5/i7...

  • Page 18: Memory

    Memory The following table lists the memory specifications of your Vostro 14 3430. Table 6. Memory specifications Description Values Memory slots Two SODIMM slots Memory type DDR4 Memory speed ● 2666 MHz (for computers shipped with USB 3.2 Gen 1 Type-C port) ●...

  • Page 19: Internal Slots

    To learn more about the features of different types of M.2 cards, search in the Knowledge Base Resource at www.dell.com/support. Ethernet The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Vostro 14 3430. Table 9. Ethernet specifications Description Values...

  • Page 20: Audio

    ● AES-CCMP ● TKIP ● TKIP Bluetooth wireless card Supported Supported Audio The following table lists the audio specifications of your Vostro 14 3430. Table 11. Audio specifications Description Values Audio controller There are two audio controller options: ● Realtek ALC3204 ●...

  • Page 21: Media-Card Reader

    Up to 1 TB M.2 2280, Solid-state drive PCIe NVMe Gen4 x4 Up to 2 TB Media-card reader The following table lists the media cards supported by your Vostro 14 3430. Table 13. Media-card reader specifications Description Values Media-card type...

  • Page 22: Keyboard Shortcuts Of Vostro 14 3430

    Keyboard shortcuts of Vostro 14 3430 NOTE: Keyboard characters may differ depending on the keyboard language configuration. Keys used for shortcuts remain the same across all language configurations. Some keys on your keyboard have two symbols on them. These keys can be used to type alternate characters or to perform secondary functions.

  • Page 23: Camera

    + T Toggle ultra performance mode fn + Left arrow Home fn + Right arrow Camera The following table lists the camera specifications of your Vostro 14 3430. Table 17. Camera specifications Description Computer shipped with plastic Computer shipped with chassis...

  • Page 24: Power Adapter

    Power adapter The following table lists the power adapter specifications of your Vostro 14 3430. Table 19. Power adapter specifications Description Values Type 65 W Connector dimensions: External diameter 4.50 mm (0.18 in.) Internal diameter 2.90 mm (0.11 in.) Power-adapter dimensions: Height 28.00 mm (1.10 in.)
  • Page 25 ● 0 - 15°C maximum allowable ● 0 - 15°C maximum allowable charge on using the Dell Power Manager charge time from 0 to 100% RSOC time from 0 to 100% RSOC is 4 hours application.

  • Page 26: Display

    Option two CAUTION: Dell recommends that you charge the battery regularly for optimal power consumption. If your battery charge is completely depleted, connect the power adapter, turn on your computer, and then restart your computer to reduce the power consumption.

  • Page 27: Fingerprint Reader (Optional)

    The following table lists the sensor of your Vostro 14 3430. Table 23. Sensor Sensor support Adaptive Thermal Performance Accelerometer GPU—Integrated The following table lists the specifications of the integrated Graphics Processing Unit (GPU) supported by your Vostro 14 3430. Table 24. GPU—Integrated Controller Memory size Processor...

  • Page 28: Hardware Security

    Mechanical camera shutter (only for computers shipped with an aluminum chassis) Operating and storage environment This table lists the operating and storage specifications of your Vostro 14 3430. Airborne contaminant level: G1 as defined by ISA-S71.04-1985 Table 27. Computer environment...
  • Page 29 Low blue light: Dell ComfortView software technology reduces harmful blue light emissions to make extended screen time easy on your eyes. To reduce the risk of eye strain, it is also recommended that you: ● Position the display at a comfortable viewing distance between 20 and 28 inches (50 and 70 cm) from your eyes.

  • Page 30: Chapter 4: Working Inside Your Computer

    You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance 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 www.dell.com/regulatory_compliance.

  • Page 31: Safety Precautions

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

  • Page 32: Esd Field Service Kit

    Due to the increased density of semiconductors used in recent Dell products, the sensitivity to static damage is now higher than in previous Dell products. For this reason, some previously approved methods of handling parts are no longer applicable. Two recognized types of ESD damage are catastrophic and intermittent failures.

  • Page 33: Transporting Sensitive Components

    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.

  • Page 34: Recommended Tools

    Recommended tools The procedures in this document may require the following tools: ● Phillips screwdriver #0 ● Plastic scribe Screw list NOTE: When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and then place them in a screw storage box.

  • Page 35: Major Components Of Vostro 14 3430

    RF metal wall bracket M2x2 NOTE: Only for computers shipped with an aluminum chassis and a 3-cell battery installed. Major components of Vostro 14 3430 The following image shows the major components of Vostro 14 3430. Working inside your computer...
  • Page 36 Working inside your computer...
  • Page 37 18. I/O daughter-board cable 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 38: 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. Base cover Removing the base cover Prerequisites...
  • Page 39 Removing and installing Customer Replaceable Units (CRUs)
  • Page 40 Steps 1. Remove the four screws (M2x5) and loosen the four captive screws that secure the base cover to the palm-rest and keyboard assembly. 2. Using a plastic scribe, pry open the base cover starting from the recesses, which are located in the U-shaped indents at the top edge of the base cover, near the hinges.

  • Page 41: Installing The Base Cover

    3. Pry open the top side of the base cover and continue working on the left and right sides to open the base cover. 4. Lift and remove the base cover off the palm-rest and keyboard assembly. Installing the base cover Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 42 Removing and installing Customer Replaceable Units (CRUs)

  • Page 43: Memory Module

    Steps 1. Place the base cover on top of the palm-rest and keyboard assembly. 2. Align the screw holes on the base cover with the screw holes on the palm-rest and keyboard assembly, and snap the base cover latches into place. 3.

  • Page 44: Installing The Memory Module

    2. Remove the base cover. About this task The following images indicate the location of the memory module and provide a visual representation of the removal procedure. Steps 1. Using a plastic scribe, carefully pry the memory-module retention clips away from the memory module until the memory module pops-up.

  • Page 45: M.2 Solid-State Drive

    Steps 1. Align the notch on the memory module with the tab on the memory-module slot on the system board. 2. Slide the memory module firmly into the memory-module slot at an angle. 3. Press down on the memory module to snap it into place on the system board. Ensure that the memory-module retention clips have locked the memory module into place.

  • Page 46: Installing The M.2 2230 Solid-State Drive

    About this task NOTE: This procedure applies only to computers shipped with a M.2 2230 solid-state drive installed. NOTE: The M.2 card that is installed on your system depends on the configuration ordered. Supported card configurations on the M.2 card slot are: ●...

  • Page 47: Removing The M.2 2280 Solid-State Drive

    Steps 1. Align the notch on the M.2 2230 solid-state drive with the tab on the M.2 card slot on the system board. 2. Slide the M.2 2230 solid-state drive in the M.2 card slot on the system board. 3. Place the M.2 2230 solid-state drive thermal plate on the M.2 2230 solid-state drive. NOTE: When installing the M.2 2230 solid-state drive thermal plate on the system, tuck the tabs on the M.2 2230 solid-state drive thermal plate under the hooks on the palm-rest and keyboard assembly.

  • Page 48: Installing The M.2 2280 Solid-State Drive

    Steps 1. Remove the screw (M2x2) that secures the M.2 2280 solid-state drive thermal plate to the palm-rest and keyboard assembly. 2. Slide and remove the M.2 2280 solid-state drive thermal plate from the palm-rest and keyboard assembly. 3. Slide and remove the M.2 2280 solid-state drive from the M.2 card slot on the system board. Installing the M.2 2280 solid-state drive Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 49: Wireless Card

    Steps 1. Align the notch on the M.2 2280 solid-state drive with the tab on the M.2 card slot on the system board. 2. Slide the M.2 2280 solid-state drive in the M.2 card slot on the system board. 3. Place the M.2 2280 solid-state drive thermal plate on the M.2 2280 solid-state drive. NOTE: When installing the M.2 2280 solid-state drive thermal plate on the computer, tuck the tabs on the M.2 2280 solid-state drive thermal plate under the hooks on the palm-rest and keyboard assembly.

  • Page 50: Installing The Wireless Card

    Steps 1. Remove the screw (M2x3.5) that secures the wireless-card bracket to the system board. 2. Lift the wireless-card bracket off the wireless card. 3. Disconnect the wireless-antenna cables from the connectors on the wireless card. 4. Slide and remove the wireless card from the wireless-card slot on the system board. Installing the wireless card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 51 About this task The following images indicate the location of the wireless card and provide a visual representation of the installation procedure. Steps 1. At an angle, slide the wireless card into the wireless-card slot on the system board. 2. Connect the wireless-antenna cables to the wireless card. The following table provides the antenna-cable color scheme for the wireless card supported by your computer.

  • Page 52: Fan

    Table 29. Antenna-cable color scheme Connectors on the Antenna-cable color Silkscreen marking wireless card Auxiliary Black ▲ (black triangle) 3. Place the wireless-card bracket on the wireless card. 4. Align the screw hole on the wireless-card bracket with the screw hole on the system board. 5.

  • Page 53: Installing The Fan

    Steps 1. Disconnect the fan cable from the connector on the system board. 2. Remove the two screws (M2x5) that secure the fan to the palm-rest and keyboard assembly. 3. Lift the fan off the palm-rest and keyboard assembly. Installing the fan Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
  • Page 54 Steps 1. Place the fan in the slot on the palm-rest and keyboard assembly. 2. Align the screw holes on the fan to the screw holes on the palm-rest and keyboard assembly. 3. Replace the two screws (M2x5) to secure the fan to the palm-rest and keyboard assembly. 4.

  • Page 55: Chapter 6: Removing And Installing Field Replaceable Units (Frus)

    ● 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 56: Installing The 3-Cell Battery

    Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task The following image indicates the location of the 3-cell battery and provides a visual representation of the removal procedure. Steps 1. Using the pull tab, disconnect the battery cable from the connector on the system board. 2.

  • Page 57: Removing The 4-Cell Battery

    About this task The following image indicates the location of the 3-cell battery and provides a visual representation of the installation procedure. Steps 1. Place the 3-cell battery, along with the battery cable, in the slot on the palm-rest and keyboard assembly. 2.

  • Page 58: Installing The 4-Cell Battery

    Steps 1. Using the pull tab, disconnect the battery cable from the connector on the system board. 2. Remove the five screws (M2x3) that secure the 4-cell battery to the palm-rest and keyboard assembly. 3. Lift the 4-cell battery, along with the battery cable, off the palm-rest and keyboard assembly. NOTE: Computers shipped with an aluminum chassis have two RF metal wall brackets installed on the left and right sides of the palm-rest and keyboard assembly.

  • Page 59: Disconnecting The Battery Cable

    Steps 1. Place the 4-cell battery, along with the battery cable, in the slot on the palm-rest and keyboard assembly. 2. Align the screw holes on the 4-cell battery to the screw holes on the palm-rest and keyboard assembly. 3. Replace the five screws (M2x3) to secure the 4-cell battery to the palm-rest and keyboard assembly. 4.
  • Page 60 Steps 1. Unroute the battery cable from the routing guides on the battery. 2. Open the latch and disconnect the battery cable from the connector on the battery. NOTE: To disconnect the battery cable, first push the latch downward to release the connector, and then pull the connector upward to disconnect it from the battery.

  • Page 61: Connecting The Battery Cable

    CAUTION: DO NOT pull the battery cable to disconnect it from the battery. This may damage the battery or the battery cable. Connecting the battery cable CAUTION: The information in this 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 62: Speakers

    Steps 1. Connect the battery cable to the connector on the battery and close the latch. 2. Route the battery cable through the routing guides on the battery. Next steps 1. Install the 3-cell battery or the 4-cell battery, whichever applicable. 2.
  • Page 63 Steps 1. Disconnect the speaker cable from the connector on the system board. NOTE: To disconnect the speaker cable featuring an eight-pin connector from the system board, pry up the bottom side of the cable connector’s head first and then pull it away from the connector. Removing and installing Field Replaceable Units (FRUs)

  • Page 64: Installing The Speakers

    2. Peel back the tape that secures the speaker cable to the palm-rest and keyboard assembly. 3. Unroute and remove the speaker cable from the routing guides on palm-rest and keyboard assembly. 4. Lift the speakers, along with the cable, off the palm-rest and keyboard assembly. Installing the speakers CAUTION: The information in this section is intended for authorized service technicians only.
  • Page 65 3. Adhere the tape to secure the speaker cable to the palm-rest and keyboard assembly. Removing and installing Field Replaceable Units (FRUs)

  • Page 66: Heat Sink

    4. Connect the speaker cable to the connector on the system board. Next steps 1. Install the 3-cell battery or the 4-cell battery, whichever applicable. 2. Install the base cover. 3. Follow the procedure in After working inside your computer. Heat sink Removing the heat sink - integrated CAUTION:...

  • Page 67: Installing The Heat Sink

    Steps 1. Loosen the four captive screws that secure the heat sink to the system board. NOTE: Loosen the four captive screws in the reverse sequential order mentioned on the heat sink [4 > 3 > 2 > 1]. 2. Lift the heat sink off the system board. Installing the heat sink CAUTION: The information in this section is intended for authorized service technicians only.

  • Page 68: Removing The Heat Sink - Discrete

    Steps 1. Place the heat sink in the slot on the system board. 2. Align the screw holes on the heat sink to the screw holes on the system board. 3. Tighten the four captive screws to secure the heat sink to the system board. NOTE: Tighten the four captive screws in the sequential order mentioned on the heat sink [1 >...

  • Page 69: Installing The Heat Sink - Discrete

    Steps 1. Remove the three screws (M2x3) and loosen the four captive screws that secure the discrete heat sink to the system board. NOTE: Loosen the four captive screws in the reverse sequential order mentioned on the discrete heat sink [4 > 3 > 2 > 2.

  • Page 70: Touchpad

    Steps 1. Place the discrete heat sink on the system board. 2. Align the screw holes on the discrete heat sink to the screw holes on the system board. 3. Replace the three screws (M2x3) and tighten the four captive screws to secure the discrete heat sink to the system board. NOTE: Tighten the four captive screws in the sequential order mentioned on the discrete heat sink [1 >...

  • Page 71: Installing The Touchpad

    Steps 1. Open the latch and disconnect the touchpad FFC from the connector on the system board. 2. Remove the four screws (M2x2) that secure the touchpad bracket to the palm-rest and keyboard assembly. 3. Lift the touchpad bracket off the touchpad assembly. 4.

  • Page 72: I/O Daughter-Board Cable

    Steps 1. Connect the touchpad FFC to the connector on the touchpad and close the latch. 2. Align and place the touchpad, along with the touchpad FFC, in the slot on the palm-rest and keyboard assembly. 3. Replace the two screws (M2x2) to secure the touchpad to the palm-rest and keyboard assembly. 4.

  • Page 73: Installing The I/O Daughter-Board Cable

    Steps 1. Open the latch and disconnect the I/O daughter-board cable from the connector on the system board. 2. Open the latch and disconnect the I/O daughter-board cable from the connector on the I/O daughter-board. 3. Remove the I/O daughter-board cable from the palm-rest and keyboard assembly. NOTE: For computers shipped with a plastic chassis, carefully slide the I/O daughter-board cable underneath the wireless-antenna cables to remove the I/O daughter-board cable.

  • Page 74: I/O Daughter-Board

    Steps 1. Place the I/O daughter-board cable on the palm-rest and keyboard assembly. NOTE: For computers shipped with a plastic chassis, carefully slide the I/O daughter-board cable underneath the wireless-antenna cables to place the I/O daughter-board cable on the palm-rest and keyboard assembly. 2.

  • Page 75: Installing The I/O Daughter-Board

    Steps 1. Remove the two screws (M2.5x5) that secure the left display hinge to the palm-rest and keyboard assembly. 2. Using a plastic scribe, lift the left display hinge away from the palm-rest and keyboard assembly to access the I/O daughter- board.

  • Page 76: Power Button

    Steps 1. Align the ports on the I/O daughter-board to the port openings on the palm-rest and keyboard assembly. 2. Carefully slide and place the I/O daughter-board at an angle, on the palm-rest and keyboard assembly. 3. Align the screw holes on the I/O daughter-board to the screw holes on the palm-rest and keyboard assembly. 4.

  • Page 77: Installing The Power Button

    Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable. 4. Remove the fan. 5. Remove the daughter-board. About this task The following image indicates the location of the power button and provides a visual representation of the removal procedure.

  • Page 78: Power Button With Optional Fingerprint Reader

    Steps 1. Place the power button in the slot on the palm-rest and keyboard assembly. 2. Align the screw hole on the power button to the screw hole on the palm-rest and keyboard assembly. 3. Replace the screw (M2x2) to secure the power button to the palm-rest and keyboard assembly. Next steps 1.

  • Page 79: Installing The Power Button With Optional Fingerprint Reader

    Steps 1. Peel back the tape that secures the optional fingerprint-reader flexible printed circuit to the palm-rest and keyboard assembly. 2. Remove the screw (M2x2) that secures the power button with optional fingerprint reader to the palm-rest and keyboard assembly. 3.

  • Page 80: Power-Adapter Port

    Steps 1. Place the power button with optional fingerprint reader in the slot on the palm-rest and keyboard assembly. 2. Align the screw hole on the power button with optional fingerprint reader to the screw hole on the palm-rest and keyboard assembly.

  • Page 81: Installing The Power-Adapter Port

    Steps 1. Remove the two screws (M2.5x5) that secure the right display hinge to the system board and the palm-rest and keyboard assembly. 2. Using a plastic scribe, lift the right display hinge away from the palm-rest and keyboard assembly to access the power- adapter port.

  • Page 82: Display Assembly

    Steps 1. Align and place the power-adapter port in the slot on the palm-rest and keyboard assembly. NOTE: The power-adapter port is secured in place by the right display hinge. There is no screw, tape, or adhesives securing the power-adapter port to the palm rest. As a result, technicians should take note of whether the power- adapter port has fallen out of the computer during subsequent removal procedures.
  • Page 83 NOTE: This procedure applies only to computers shipped with a plastic chassis. About this task The following images indicate the location of the display assembly and provide a visual representation of the removal procedure. Removing and installing Field Replaceable Units (FRUs)
  • Page 84 Removing and installing Field Replaceable Units (FRUs)
  • Page 85 Removing and installing Field Replaceable Units (FRUs)

  • Page 86: Installing The Display Assembly

    Steps 1. Disconnect the speaker cable from the connector on the system board. NOTE: This step applies only to computers shipped with a plastic chassis. 2. Disconnect the display cable from the connector on the system board. 3. Unroute the wireless-antenna cable from the routing guides on the palm-rest and keyboard assembly. NOTE: This step applies only to computers shipped with a plastic chassis.
  • Page 87 About this task NOTE: Ensure that the display hinges are opened to the maximum before replacing the display assembly on the palm-rest and keyboard assembly. The following images indicate the location of the display assembly and provide a visual representation of the installation procedure.
  • Page 88 Removing and installing Field Replaceable Units (FRUs)
  • Page 89 Steps 1. Place the display assembly on a clean and flat surface. 2. Slide the palm-rest and keyboard assembly at an angle and place the palm-rest and keyboard assembly on the display assembly. NOTE: The power-adapter port is secured in place by the right display hinge. There is no screw, tape, or adhesives securing the power-adapter port to the palm-rest.

  • Page 90: Display Hinge Caps

    NOTE: This procedure applies only to computers shipped with a plastic chassis. 2. Install the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable. NOTE: This procedure applies only to computers shipped with a plastic chassis. 3. Install the base cover.
  • Page 91 Steps 1. Place the display assembly on a clean, flat surface and gently open the display hinges to at least 90 degrees. Removing and installing Field Replaceable Units (FRUs)

  • Page 92: Installing The Display Hinge Caps

    2. Using a plastic scribe, pry open the left display-hinge cap from its right side and remove it from the left display hinge. 3. Using a plastic scribe, pry open the right display-hinge cap from its left side and remove it from the right display hinge. Installing the display hinge caps CAUTION: The information in this section is intended for authorized service technicians only.
  • Page 93 Steps 1. Align the rib, inside the right display-hinge cap, to the left-outer side of the right display hinge. 2. Push the right display-hinge cap down on the right display hinge, until it clicks in place. 3. Align the rib, inside the left display-hinge cap, to the right-outer side of the left display hinge. 4.

  • Page 94: Display Bezel

    Display bezel Removing the display bezel CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable.
  • Page 95 Steps 1. Using a plastic scribe, pry open the display bezel from the outer edge of openings at the bottom side of the display assembly, near the display hinges. Removing and installing Field Replaceable Units (FRUs)
  • Page 96 2. Carefully pry open the outer edge of the bottom side of the display bezel. 3. Using the plastic scribe, pry open the outside edge of the left, right, and top sides of the display bezel. 4. Lift and remove the display bezel from the display assembly. CAUTION: DO NOT use a plastic scribe or any other objects to pry up the display bezel in the manner shown below, as the pressure applied on the display panel by the scribe may damage the display panel.

  • Page 97: Installing The Display Bezel

    Installing the display bezel CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: This procedure applies only to computers with a plastic chassis. The following image indicates the location of the display bezel and provides a visual representation of the installation procedure.
  • Page 98 Steps 1. Place the display assembly on a clean and flat surface. 2. Align and place the display bezel on the display assembly. 3. Starting from the top corner, press on the display bezel and work around the entire bezel until it clicks onto the display assembly.

  • Page 99: Display Hinges

    Display hinges Removing the display hinges CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable.
  • Page 100 Steps 1. Remove the three screws (M2.5x3.8) that secure the left display hinge to the display panel and back cover. 2. Lift and remove the left display hinge from the display assembly. 3. Remove the three screws (M2.5x3.8) that secure the right display hinge to the display panel and back cover. 4.

  • Page 101: Installing The Display Hinges

    Installing the display hinges CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: This procedure applies only to computers with a plastic chassis. The following images indicate the location of the display hinges and provide a visual representation of the installation procedure.
  • Page 102 Steps 1. Align and place the left display hinge on the display assembly. 2. Replace the three screws (M2.5x3.8) to secure the left display hinge to the display panel and back cover. 3. Align and place the right display hinge on the display assembly. 4.

  • Page 103: Display Panel

    2. Install the display hinge caps. 3. Install the display assembly. 4. Install the wireless card. 5. Install the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable. 6. Install the base cover. 7. Follow the procedure in After working inside your computer.
  • Page 104 Removing and installing Field Replaceable Units (FRUs)
  • Page 105 Steps 1. Remove the two screws (M2x2) that secure the display panel to the display back-cover and antenna assembly. 2. Using a plastic scribe, pry the display panel from the bottom-right corner. Removing and installing Field Replaceable Units (FRUs)
  • Page 106 3. Using your hands, gently pry the display panel from the tabs along the right side of the display back-cover. 4. Repeat step 1 and 2 for the left side of the display panel assembly. Removing and installing Field Replaceable Units (FRUs)
  • Page 107 5. Lift the bottom side of the display panel and slide it downward to release the display brackets from the slots at the top side of the display cover. Removing and installing Field Replaceable Units (FRUs)

  • Page 108: Installing The Display Panel

    6. Gently flip the display panel assembly forward, peel back the tape that secures the display cable to the connector on the rear of the display panel. NOTE: Ensure that the panel has a clean and smooth surface to rest on, to prevent damage. 7.
  • Page 109 Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: This procedure applies only to computers with a plastic chassis. The following images indicate the location of the display panel and provide a visual representation of the installation procedure. Removing and installing Field Replaceable Units (FRUs)

  • Page 110: Camera

    Steps 1. Place the display panel and display assembly on a clean and flat surface. 2. Connect the display cable to the connector on the display panel and close the latch. 3. Adhere the tape to secure the display cable to the connector on the display panel. 4.

  • Page 111: Installing The Camera

    3. Remove the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable. 4. Remove the wireless card. 5. Remove the display assembly. 6. Remove the display hinge caps. 7. Remove the display bezel. 8. Remove the display hinges.

  • Page 112: Display Cable

    The following images indicate the location of the camera module and provide a visual representation of the installation procedure. Steps 1. Using the alignment post, adhere the camera module on the display back-cover and antenna assembly. 2. Connect the display cable to the connector on the camera module. Next steps 1.

  • Page 113: Installing The Display Cable

    About this task NOTE: This procedure applies only to computers with a plastic chassis. The following image indicates the location of the display cable and provides a visual representation of the removal procedure. Steps 1. Disconnect the display eDP cable from the connector on the camera module. 2.
  • Page 114 Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: This procedure applies only to computers with a plastic chassis. The following image indicates the location of the display cable and provides a visual representation of the installation procedure. Steps 1.

  • Page 115: Display Back-Cover And Antenna Assembly

    Next steps 1. Install the display panel. 2. Install the display hinges. 3. Install the display bezel. 4. Install the display hinge caps. 5. Install the display assembly. 6. Install the wireless card. 7. Install the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable.

  • Page 116: Installing The Display Back-Cover And Antenna Assembly

    Steps After performing the pre-requisites, you are left with the display back-cover and antenna assembly. Installing the display back-cover and antenna assembly CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: This procedure applies only to computers with a plastic chassis.
  • Page 117 Steps Place the display back-cover and antenna assembly on a flat surface and perform the post-requisites to install the display back-cover and antenna assembly. Next steps 1. Install the display cable. 2. Install the camera. 3. Install the display panel. 4.

  • Page 118: System Board

    System board Removing the system board CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the memory module. 4.
  • Page 119 11. M.2 solid-state drive connector 12. Fan cable connector The following images indicate the location of the system board and provide a visual representation of the removal procedure. Steps 1. Remove the two screws (M2.5x5) that secure the right display hinge to the system board and the palm-rest and keyboard assembly.

  • Page 120: Installing The System Board

    NOTE: This step applies only to computers shipped with a keyboard backlight installed. f. Touchpad FFC g. Speaker cable 4. Remove the screw (M2x2) and the three screws (M2x3.5) that secure the system board to the palm-rest and keyboard assembly. NOTE: DO NOT remove the USB Type-C bracket from the system board, for individual replacement.
  • Page 121 1. I/O daughter-board FFC connector 2. eDP connector 3. Power-adapter port connector 4. Memory module connector 5. Keyboard FFC connector 6. Keyboard-backlight FPC connector 7. Battery connector 8. Touchpad FFC connector 9. Wireless card connector 10. Speaker cable connector 11. M.2 solid-state drive connector 12.
  • Page 122 Steps 1. Align the ports on the system board to the port openings on the palm-rest and keyboard assembly. 2. At an angle, carefully slide and place the system board on the palm-rest and keyboard assembly. 3. Align the screw holes on the system board with the screw holes on the palm-rest and keyboard assembly. 4.
  • Page 123 NOTE: When replacing/reinstalling the system board, DO NOT install a screw to the screw hole at the top side the system board. 5. Connect the following cables to the system board: a. I/O daughter-board FFC b. eDP cable c. Power-adapter port cable d.

  • Page 124: Palm-Rest And Keyboard Assembly

    Palm-rest and keyboard assembly Removing the palm-rest and keyboard assembly CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the memory module.
  • Page 125 Steps 1. For computers shipped with an aluminum chassis and a 3-cell battery installed, remove the two screws (M2x2) that secure the left RF metal wall bracket to the palm-rest and keyboard assembly. Removing and installing Field Replaceable Units (FRUs)

  • Page 126: Installing The Palm-Rest And Keyboard Assembly

    2. For computers shipped with an aluminum chassis, remove the right and left RF metal wall bracket from the palm-rest and keyboard assembly. NOTE: The left and right RF metal wall brackets MUST be transferred to the replacement palm-rest and keyboard assembly.
  • Page 127 Steps 1. Place the palm-rest and keyboard assembly on a flat surface and perform the post-requisites to install the palm-rest and keyboard assembly. 2. For computers shipped with an aluminum chassis, place the right and left RF metal wall bracket in the slot on the palm-rest and keyboard assembly.
  • Page 128 3. For computers shipped with an aluminum chassis and a 3-cell battery installed, replace the two screws (M2x2) to secure the left RF metal wall bracket to the palm-rest and keyboard assembly. Next steps 1. Install the system board. 2. Install the display assembly.
  • Page 129 13. Install the M.2 2230 solid-state drive or the M.2 2280 solid-state drive, whichever applicable. 14. Install the memory module. 15. Install the base cover. 16. Follow the procedure in After working inside your computer. Removing and installing Field Replaceable Units (FRUs)

  • Page 130: Chapter 7: Software

    ● Windows 11 Pro Downgrade (Windows 10 image factory installed) ● Ubuntu 22.04 LTS, 64-bit Drivers and downloads When troubleshooting, downloading or installing drivers it is recommended that you read the Dell Knowledge Base article, Drivers and Downloads FAQ 000123347. Software...

  • Page 131: Chapter 8: Bios Setup

    BIOS setup CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can make your computer work incorrectly. NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed. NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information for future reference.

  • Page 132: System Setup Options

    Depending on your computer and its installed devices, the items that are listed in this section may or may not appear. Table 31. System setup options — System information menu Overview Vostro 14 3430 BIOS Version Displays the BIOS version number of the computer. Service Tag Displays the Service Tag of the computer.
  • Page 133 Table 31. System setup options — System information menu (continued) Overview Intel Hyper-Threading Capable Displays whether the processor is Hyper-Threading (HT) capable or not. 64-Bit Technology Displays whether 64-bit technology is used or not. Memory Memory Installed Displays the total computer memory installed. Memory Available Displays the total computer memory available.
  • Page 134 Table 32. System setup options — Boot Configuration menu (continued) Boot Configuration Secure Boot Mode Enables or disables the Secure Boot operation mode. By default, the Deployed Mode option is selected. Expert Key Management Enable Custom Mode Enables or disables the keys in the PK, KEK, db, and dbx security key databases to be modified.
  • Page 135 Table 34. System setup options — Storage menu (continued) Storage By default, the SATA-0 option is enabled. By default, the M.2 PCIe SSD option is enabled. Drive Information SATA-0 Type Displays the SATA-0 type information of the computer. Device Displays the SATA-0 device information of the computer. M.2 PCIe SSD Type Displays the M.2 PCIe SSD type information of the computer.
  • Page 136 Enables or disables cloud Service OS recovery if the main OS fails to boot within the number of failures equal or greater than the value specified by Dell Auto OS Recovery Threshold, and local Service does not boot, or is not installed.

  • Page 137: Updating The Bios

    7. After the download is complete, browse the folder where you saved the BIOS update file. 8. Double-click the BIOS update file icon and follow the on-screen instructions. For more information, search in the Knowledge Base Resource at www.dell.com/support. BIOS setup...

  • Page 138: 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 139: 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 140: Deleting Or Changing An Existing System Setup Password

    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. NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows or your application.

  • Page 141: 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 142: 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 143: 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 144: System-Diagnostic Lights

    You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Table 44. Diagnostic-light LED codes...

  • Page 145: Recovering The Operating System

    It enables you to diagnose hardware issues, repair your computer, back up your files, or restore your computer to its factory state. You can also download it from the Dell Support website to troubleshoot and fix your computer when it fails to boot into their primary operating system due to software or hardware failures.

  • Page 146: Backup Media And Recovery Options

    Backup media and recovery options It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multiple options for recovering Windows operating system on your Dell PC. For more information. see...

  • Page 147: 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 45. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell app...

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