Dell XPS 16 9640 Connection Manual
Dell XPS 16 9640 Connection Manual

Dell XPS 16 9640 Connection Manual

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XPS 16 9640
External Display Connection Guide
Regulatory Model: P129F
Regulatory Type: P129F001
March 2024
Rev. A00

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Summary of Contents for Dell XPS 16 9640

  • Page 1 XPS 16 9640 External Display Connection Guide Regulatory Model: P129F Regulatory Type: P129F001 March 2024 Rev. A00...
  • 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

    Check the graphics options on your computer......................4 Modes of connection................................4 Turn off the computer display............................5 Chapter 2: Connect external displays.................... 6 Connecting to an external display........................... 6 Connecting to multiple displays............................8 Chapter 3: Troubleshooting......................11 Chapter 4: Getting help and contacting Dell.................12 Contents...
  • Page 4: Chapter 1: Before You Begin

    The number of external displays that are supported depends on the type of graphics card available on your computer. For more information about the graphic card available on your computer, run Dell SupportAssist on your computer, or scan your hardware at www.dell.com/support.
  • Page 5: Turn Off The Computer Display

    Figure 1. Locations of USB-C ports Turn off the computer display There are instances of where you may want to turn off the internal display of your computer to connect more external displays. You can turn off the display by using the Intel HD Graphics Command Center. To turn off the computer display: 1.
  • Page 6: Chapter 2: Connect External Displays

    Table 3. Supported accessories for connecting external displays  Accessories Dell Thunderbolt Dock - WD22TB4 Dell Adapter - USB-C to HDMI/DisplayPort with Power Pass-Through Supplied USB Type-C to USB Type A and DisplayPort dongle to connect to a DisplayPort device Connecting to an external display You can connect an external display directly to one of the USB-C ports on your computer, an adapter, or a docking station.
  • Page 7 Figure 2. Connect an external display directly using a USB-C or Thunderbolt cable ● Connect an external display using a USB-C cable to Thunderbolt, HDMI, or DisplayPort adapter. Figure 3. Connect an external display using a USB-C cable to Thunderbolt, HDMI, or DisplayPort adapter ●...
  • Page 8: Connecting To Multiple Displays

    NOTE: When you connect a display indirectly using a docking station, Dell Technologies recommends that you connect the display to the docking station first, then connect the docking station to the Thunderbolt 4 (USB-C) port on your computer.
  • Page 9 Figure 5. Connect two external displays using a docking station and one external display directly to the USB-C ports on the computer Connect up to four external displays ● Connect two external displays using a docking station and two more external displays directly to the USB-C ports on the computer.
  • Page 10 ● Connect two external displays using a docking station and two more external displays directly to the USB-C ports on the computer. Figure 7. Connect four external displays using two docking stations Connect external displays...
  • Page 11: Chapter 3: Troubleshooting

    Question When I connect a display monitor to the computer using an HDMI-to-DP or DP-to-HDMI dongle from a Dell WD19/WD22 Thunderbolt docking station, the display output resolution cannot reach 4K@60Hz (only 4K@30Hz).
  • Page 12: Chapter 4: 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 4. Self-help resources  Self-help resources Resource location Information about Dell products and services www.dell.com My Dell app...

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