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Dell XPS 13 9350 Owner's Manual
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Dell XPS 13 9350 Owner's Manual

Dell XPS 13 9350 Owner's Manual

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XPS 13 9350
Owner's Manual
Regulatory Model: P151G
Regulatory Type: P151G003
September 2024
Rev. A00

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BC
February 20, 2025

what is the light (front of touchpad) on Dell xps ****for?

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1 comments:
Mr. Anderson
February 20, 2025

The light in front of the touchpad on the Dell XPS 13 9350 is the Service LED, which is used for troubleshooting. It emits amber or white light and helps a Dell service representative diagnose system issues.

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Summary of Contents for Dell XPS 13 9350

  • Page 1 XPS 13 9350 Owner's Manual Regulatory Model: P151G Regulatory Type: P151G003 September 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 Top......................................7 Front....................................... 8 Bottom....................................9 Locate the Service Tag or Express Service Code label of your computer............9 Chapter 2: Set up your XPS 13 9350..................... 11 Chapter 3: Specifications of XPS 13 9350..................13 Dimensions and weight..............................13 Processor..................................... 13 Chipset....................................14...
  • Page 4 After working inside your computer........................28 BitLocker..................................... 28 Recommended tools................................. 28 Screw list.....................................29 Major components of XPS 13 9350..........................30 Chapter 5: Removing and installing Field Replaceable Units (FRUs)..........32 Base cover..................................32 Removing the base cover............................32 Installing the base cover............................35 Battery....................................
  • Page 5 LCD Built-in Self-Test (LCD-BIST)........................101 System-diagnostic lights..............................101 Recovering the operating system..........................102 Real-Time Clock (RTC Reset)............................102 Backup media and recovery options........................... 102 Network power cycle..............................102 Drain flea power (perform hard reset)........................103 Chapter 9: Getting help and contacting Dell................104 Contents...
  • Page 6 Views of XPS 13 9350 Right Figure 1. Right view 1. Thunderbolt 4 port with Power Delivery (Type-C) Supports USB4, DisplayPort 1.4, Thunderbolt 4 and also enables you to connect to an external display using a display adapter. Provides data transfer rates of up to 40 Gbps for USB4 and Thunderbolt 4.
  • Page 7 Provide digital sound input for audio recording, voice calls, and so on. 2. Service LED The service LED is used for troubleshooting with a Dell service representative. The LED emits amber or white light. 3. Right-click area of the touchpad Move your finger on the touchpad within this area to control the cursor.
  • Page 8 The sensor detects the ambient light and automatically adjusts the keyboard backlight and display brightness. 6. Infrared emitter Emits infrared light, which enables the infrared camera to sense and track motion. NOTE: The infrared emitter is not available if the camera is not in the configuration ordered. Views of XPS 13 9350...
  • Page 9 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. The Express Service Code is a numeric version of the Service Tag.
  • Page 10 Figure 6. Service Tag/Express Service Code location Views of XPS 13 9350...
  • Page 11 Dell Support Site. For Windows: Follow the on-screen instructions to complete the setup. When setting up, Dell Technologies 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 12 In SupportAssist, click the warranty expiry date to renew or upgrade your warranty. Dell Update Updates your computer with critical fixes and latest device drivers as they become available. For more information about using Dell Update, see the product guides and third-party license documents at Dell Support Site.
  • Page 13 QHD+ display configuration that is offered. ● 1.18 kg (2.59 lb): For computers shipped with OLED display Processor The following table lists the details of the processors that are supported in your XPS 13 9350. Table 3. Processor  Description Option one...
  • Page 14 Chipset The following table lists the details of the chipset that is supported in your XPS 13 9350. Table 4. Chipset  Description Values Chipset Integrated in the processor Processor Intel Core Ultra 5/7/9 DRAM bus width 128-bit Flash EPROM 64 MB...
  • Page 15 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 XPS 13 9350. Table 8. Wireless module specifications  Description Values Model number...
  • Page 16 Encryption ● 64-bit/128-bit WEP ● AES-CCMP ● TKIP Bluetooth wireless card Bluetooth 5.4 wireless card Audio The following table lists the audio specifications of your XPS 13 9350. Table 9. Audio specifications  Description Values Audio controller Realtek ALC1318 Stereo conversion...
  • Page 17 ● 1 TB M.2 2280 solid-state drive Gen4 PCIe NVMe ● 2 TB ● 4 TB Keyboard The following table lists the keyboard specifications of your XPS 13 9350. Table 11. Keyboard specifications  Description Values Keyboard type Backlit keyboard with Copliot key...
  • Page 18 Lock the mode of the capacitive touch panel. fn + left arrow Home fn + left arrow Camera The following table lists the camera specifications of your XPS 13 9350. Table 13. Camera specifications  Description Values Number of cameras Camera type ●...
  • Page 19 ● Windows, see the Microsoft Knowledge Base article at Microsoft Support Site. ● Ubuntu, see Ubuntu Support Site. Power adapter The following table lists the power adapter specifications of your XPS 13 9350. Table 15. Power-adapter specifications  Description Values Type 60 W AC adapter, USB Type-C Power-adapter dimensions: Height 22 mm (0.87 in.)
  • Page 20 Operating and storage temperature ranges may differ among components, so operating or storing the device outside these ranges may impact the performance of specific components. Battery The following table lists the battery specifications of your XPS 13 9350. Table 16. Battery specifications  Description...
  • Page 21 Description Values CAUTION: Dell Technologies recommends that you charge the battery regularly for optimal power consumption. Display The following table lists the display specifications of your XPS 13 9350. Table 17. Display specifications  Description Option one Option two Option three...
  • Page 22 Dell ExpressSign-in 2.0 (using Intel Camera Sensing Technology) Wake/Power on with lid open Hall sensor GPU—Integrated The following table lists the specifications of the integrated Graphics Processing Unit (GPU) supported by your XPS 13 9350. Table 20. GPU—Integrated  Controller Memory size Processor ●...
  • Page 23 Intel Platform Trust Technology Support for Absolute module interface and external SmartCard Reader Operating and storage environment This table lists the operating and storage specifications of your XPS 13 9350. Airborne contaminant level: G1 as defined by ISA-S71.04-1985 Table 23. Computer environment ...
  • Page 24 ● Look away from your display, and gaze at a distant object at 20 ft (609.60 cm) away for at least 20 seconds during each break. ● Take an extended break for 20 minutes every two hours. Specifications of XPS 13 9350...
  • Page 25 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 26 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 27 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 28 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 29 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 30 Major components of XPS 13 9350 The following image shows the major components of XPS 13 9350. Figure 8. Major components of your computer 1. Base cover 2. System board 3. Heat sink 4. Display assembly-cable bracket 5. M.2 solid state drive thermal plate 6.
  • Page 31 17. Left speaker 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 32 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 33 Figure 9. Removing the base cover Removing and installing Field Replaceable Units (FRUs)
  • Page 34 Figure 10. Removing the base cover Figure 11. Removing the base cover Steps 1. Remove the six screws (M2x3, T5) that secure the base cover to the palm-rest and keyboard assembly. Removing and installing Field Replaceable Units (FRUs)
  • Page 35 NOTE: A Torx #5 (T5) screwdriver is necessary to remove the six screws (M2x3, Torx 5). 2. Place your thumbs and fingers into the recess at the top edge of the base cover. 3. Use both thumbs to pry the base cover to release it from the palm-rest and keyboard assembly. NOTE: Do not pull on or pry the base cover from where the display assembly hinges are located, doing so may damage the base cover.
  • Page 36 Figure 13. Installing the base cover Steps 1. Align the screw holes on the base cover with the screw holes on the palm-rest and keyboard assembly. 2. Snap the base cover into place on the palm-rest and keyboard assembly. 3. Replace the six screws (M2x3, T5) that secure the base cover to the palm-rest and keyboard assembly. NOTE: A Torx #5 (T5) screwdriver is necessary to install the six screws (M2x3, Torx 5).
  • Page 37 ● 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 38 Figure 14. Removing the battery Removing and installing Field Replaceable Units (FRUs)
  • Page 39 Figure 15. Removing the battery Steps 1. Loosen the captive screw (M1.6x2) that secures the battery-connector bracket to the system board. 2. Slide the battery-connector bracket towards the bottom side of the chassis and lift the bracket off the system board. Figure 16.
  • Page 40 Figure 17. Lift the battery at an angle less than 30 degrees 6. Slide and lift the battery off the palm-rest and keyboard assembly. Installing the battery 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 41 Figure 18. Installing the battery Removing and installing Field Replaceable Units (FRUs)
  • Page 42 Figure 19. Installing the battery Steps 1. Align the battery at an angle and slide it to the two tabs on the palm-rest and keyboard assembly. 2. Align the screw holes on the battery with the screw holes on the palm-rest and keyboard assembly. 3.
  • Page 43 About this task NOTE: Depending on the configuration ordered, your computer may support an M.2 2230 SSD or an M.2 2280 SSD. NOTE: This procedure applies only to computers shipped with an M.2 2230 SSD. The following images indicate the location of the M.2 2230 SSD and provide a visual representation of the removal procedure. Figure 20.
  • Page 44 Figure 21. Installing the M.2 2230 SSD Steps 1. Adhere the M.2 SSD thermal pad if it is detached from the system board during the removal process. NOTE: XPS 9350 has a thermal pad adhered to the system board under the M.2 SSD. The thermal pad may get separated from the system board or get adhered to the SSD.
  • Page 45 Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Removing the M.2 2280 solid state drive (SSD) CAUTION: The information in this removal section is intended for authorized service technicians only. Prerequisites 1.
  • Page 46 Installing the M.2 2280 solid state drive (SSD) 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. About this task NOTE: Depending on the configuration ordered, your computer may support an M.2 2230 SSD or an M.2 2280 SSD.
  • Page 47 Figure 24. M.2 SSD shield 5. Replace the screw (M2x3) that secures the M.2 SSD shield to the system board. Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Fans Removing the fans CAUTION: The information in this removal section is intended for authorized service technicians only.
  • Page 48 Figure 25. Removing the left fan Figure 26. Removing the right fan Steps 1. Open the latch of the left-fan cable connector (JFAN1). 2. Using the pull tab, disconnect the left-fan cable from the system board. 3. Remove the two screws (M1.6x2.5) that secure the left fan to the system board. 4.
  • Page 49 7. Remove the two screws (M1.6x2.5) that secure the right fan to the system board. 8. Lift the right fan off the system board. Installing the fans 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 50 Figure 28. Installing the right fan Steps 1. Align the screw holes of the left fan with the screw holes on the system board. 2. Replace the two screws (M1.6x2.5) that secure the left fan to the system board. 3. Connect the left-fan cable to the connector (JFAN1) and close the latch. 4.
  • Page 51 The following images indicate the location of the heat sink and provide a visual representation of the removal procedure. Figure 29. Removing the heat sink Steps 1. In reverse sequential order (4>3>2>1), loosen the four captive screws that secure the heat sink to the system board. 2.
  • Page 52 Figure 30. Installing the heat sink NOTE: This computer has memory on processor package. The memory on the processor package uses a new type of XPG compression thermal gel. During a service incident where the thermal bond is broken, residue grease and gel must be cleaned.
  • Page 53 Figure 31. Removing the display assembly Steps 1. Loosen the three captive screws (M1.6x2) that secure the display-assembly cable bracket to the system board. 2. Lift the display-assembly cable bracket off the system board. 3. Disconnect the display cable from the display-cable connector (JEDP1) on the system board. 4.
  • Page 54 9. After performing all the above steps, you are left with the display assembly. Figure 32. Display assembly Installing the display assembly 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. About this task The following images indicate the location of the display assembly and provide a visual representation of the installation procedure.
  • Page 55 Figure 33. Installing the display assembly Steps 1. Place the palm-rest and keyboard assembly at the edge of a flat table. 2. Align the screw holes of the palm-rest and keyboard assembly with the screw holes on the hinges of the display assembly. 3.
  • Page 56 9. Place the display-assembly cable bracket on the system board and align the screw holes on the display-cable bracket with the screw holes on the system board. 10. Tighten the three captive screws (M1.6x2) that secure the display-assembly cable bracket to the system board. Next steps 1.
  • Page 57 Figure 35. Opening the display assembly to a 90-degree angle The following images indicate the location of the system board and provide a visual representation of the removal procedure. Removing and installing Field Replaceable Units (FRUs)
  • Page 58 Figure 36. Removing the system board Removing and installing Field Replaceable Units (FRUs)
  • Page 59 Figure 37. Removing the system board Steps 1. Loosen the captive screw (M1.6x2.3) that secures the wireless-module bracket to the system board. NOTE: Ensure that the small, clear washer that holds the captive screw in place does not fall off. 2.
  • Page 60 12. Hold the system board by the short edges and carefully lift the board off the palm-rest and keyboard assembly. Installing the system board 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. About this task The following image indicates the connectors and components on your system board.
  • Page 61 Figure 39. Opening the display assembly to a 90-degree angle The following images indicate the location of the system board and provide a visual representation of the installation procedure. Removing and installing Field Replaceable Units (FRUs)
  • Page 62 Figure 40. Installing the system board Removing and installing Field Replaceable Units (FRUs)
  • Page 63 Figure 41. Installing the system board Steps 1. Align the screw holes on the system board with the screw holes on the palm-rest and keyboard assembly. 2. Hold the system board by the short edges, and place the system board on the palm-rest and keyboard assembly. NOTE: Ensure that the Thunderbolt 4 ports are aligned with their corresponding slots on the palm-rest and keyboard assembly.
  • Page 64 10. Tighten the three captive screws (M1.6x2) that secure the display-assembly cable bracket to the system board. 11. Connect the wireless-module cables to the wireless module. 12. Replace the wireless-module bracket on the system board. 13. Tighten the captive screw (M1.6x2.3) that secures the wireless-module bracket to the system board. NOTE: Ensure that the small, clear washer that holds the captive screw in place does not fall off.
  • Page 65 Figure 42. Removing the power button with fingerprint reader Steps NOTE: When removing the power button with fingerprint reader, open the display assembly at a 90-degree angle. Place the computer at the edge of a flat table. Maintain the angle throughout the removal process to avoid damaging the thin display panel when applying torque to install and remove screws from the computer.
  • Page 66 Figure 43. Opening the display assembly to a 90-degree angle 1. Open the display assembly to a 90-degree angle and place the computer on the edge of a flat table. 2. Remove the four screws (M1.4x2) that secure the power-button bracket to the palm-rest and keyboard assembly. 3.
  • Page 67 Figure 44. Installing the power button with fingerprint reader Steps NOTE: When installing the power button with fingerprint reader, open the display assembly to a 90-degree angle. Place the computer at the edge of a flat table. Maintain the angle throughout the installation process to avoid damaging the thin display panel when applying torque to install and remove screws from the computer.
  • Page 68 Figure 45. Opening the display assembly to a 90-degree angle 1. Open the display assembly to a 90-degree angle and place the computer on the edge of a flat surface. 2. Thread the power-button cable through the opening on the palm-rest and keyboard assembly. 3.
  • Page 69 Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. 4. Remove the system board. NOTE: The system board can be removed with the following components attached: ● Heat sink ●...
  • Page 70 Figure 47. Removing the keyboard Steps 1. Remove the 17 screws (M1.4x1.2) that secure the keyboard to the palm-rest assembly. 2. Remove the seven screws (M1.6x2) that secure the keyboard to the palm-rest assembly. 3. Open the latch of the keyboard-backlight connector and use the pull tab of the cable to disconnect the keyboard-backlight cable.
  • Page 71 Figure 48. Installing the keyboard Figure 49. Installing the keyboard Steps 1. Align the screw holes of the keyboard with the screw holes of the palm-rest assembly. Removing and installing Field Replaceable Units (FRUs)
  • Page 72 2. Thread the keyboard-backlight cable and the keyboard cable through the openings at the center and right side of the palm-rest assembly. Insert the tabs on the keyboard into the openings on the palm-rest assembly. 3. Replace the seven screws (M1.6x2) that secure the keyboard to the palm-rest assembly. 4.
  • Page 73 Figure 50. Removing the palm-rest assembly Steps After performing the steps in the pre-requisites, you are left with the palm-rest assembly. Installing the palm-rest assembly 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 process.
  • Page 74 Figure 51. Installing the palm-rest assembly Steps Place the palm-rest assembly on a flat surface. Next steps 1. Install the keyboard. 2. Install the power button with fingerprint reader. 3. Install the system board. NOTE: The system board can be replaced with the following components attached: ●...
  • Page 75 ● Windows 11 Pro National Education ● Windows 11 Home ● Windows 11 Enterprise ● Ubuntu Linux 24.04 LTS 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 76 BIOS Setup NOTE: Depending on the computer and the installed devices, the options that are listed in this section may or may not be displayed. CAUTION: Certain changes can make your computer work incorrectly. Before you change the settings in BIOS Setup, it is recommended that you note down the original settings for future reference.
  • Page 77 NOTE: Depending on your computer and its installed devices, the items that are listed in this section may differ. Table 26. System Setup options—Overview menu  Overview XPS 13 9350 BIOS Version Displays the BIOS version number. Service Tag Displays the Service Tag of the computer.
  • Page 78 Table 26. 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 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 79 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 80 Table 28. System Setup options—Integrated Devices menu  Integrated Devices Date/Time Date Sets the computer date in MM/DD/YYYY format. Changes to the date format take effect immediately. Time Sets the computer time in HH/MM/SS 24-hour format. You can switch between a 12-hour or 24-hour clock. Changes to the time format take effect immediately. Camera Enable Camera Enables the camera.
  • Page 81 To view this option, enable Advanced Setup mode as described in View Advanced Setup options. Type-C Dock Override Enables you to use connected Type-C Dell Dock to provide data stream when keeping the External USB Ports disabled. When Type-C Dell Dock is enabled, it activates Audio/Lan submenu. NOTE:...
  • Page 82 Table 30. System Setup options—Display menu (continued) Display NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options. Brightness on AC power Enables to set the screen brightness when the computer is running on AC power. By default, the screen brightness is set to 100 when the computer is running on AC power.
  • Page 83 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 84 TPM 2.0 Security On Enables or disables the TPM. By default, the TPM 2.0 Securty On option is enabled. For additional security, Dell Technologies recommends keeping TPM enabled to allow these security technologies to fully function. NOTE: To view this option, enable Advanced Setup mode as described in View Advanced Setup options.
  • Page 85 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 86 Table 33. System Setup options—Security menu (continued) Security For additional security, Dell Technologies recommends keeping the Absolute option enabled. WARNING: The Permanently Disabled option can only be selected once. When Permanently Disabled is selected, Absolute Persistence cannot be reenabled. No further changes to the Enable/Disable states are allowed.
  • Page 87 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 88 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 89 Allows the control of the automatic boot flow for the SupportAssist System Resolution Console and the Dell OS 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 90 Table 36. System Setup options—System Management menu  System Management Service Tag Displays the Service Tag of the computer. Asset Tag Creates a computer Asset Tag that an IT administrator can use to uniquely identify a particular computer. NOTE: Once set in the BIOS, the Asset Tag cannot be changed. Wake on AC Enables or disables the computer to turn on and go to boot when AC power is supplied to the computer.
  • Page 91 Table 37. System Setup options—Keyboard menu (continued) Keyboard Keyboard Backlight Timeout on Battery Sets the timeout value for the keyboard backlight when the computer is running only on the battery power. The keyboard backlight timeout value is only effective when the backlight is enabled. By default, the 1 minute option is selected.
  • Page 92 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 93 Table 39. System Setup options—Virtualization Support menu (continued) Virtualization Support Internal Port DMA Compatibility Mode When enabled, BIOS notifies the OS that the internal ports are not DMA capable. This is intended to help with devices that have OS DMA compatibility issues.This setting does not affect external port DMA -r Pre-boot DMA support.
  • Page 94 Updating the BIOS in Windows Steps 1. Go to Dell Support Site. 2. Go to Identify your product or search support. In the box, enter the product identifier, model, service request or describe what you are looking for, and then click Search.
  • Page 95 ● USB drive formatted to the FAT32 file system (the drive does not have to be bootable) ● BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB drive ● AC power adapter must be connected to the computer ●...
  • Page 96 6. Press Y to save the changes and exit from System Setup. The computer restarts. Clearing system and setup passwords About this task To clear the system or setup passwords, contact Dell technical support as described at Contact Support. NOTE: For information about how to reset Windows or application passwords, see the documentation accompanying Windows or your application.
  • Page 97 Figure 52. Block Boot Until Cleared Figure 53. BIOS-Setup If Block Boot Until Cleared is set to OFF, select Continue to boot up or BIOS-Setup to clear the alert. BIOS Setup...
  • Page 98 Figure 54. BIOS-Setup NOTE: If Continue is selected, the user continues to see the alert each time the computer is turned on until the alert is cleared. To clear the alert, select ON in the Clear Intrusion Warning field in the Security submenu of the BIOS setup menu. Figure 55.
  • Page 99 ● 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 100 Steps 1. Turn on your computer. 2. As the computer boots, press the F12 key as the Dell logo appears. 3. On the boot menu screen, select the Diagnostics option to start the system diagnostics. The diagnostic test starts automatically.
  • Page 101 System-diagnostic lights This section lists the system-diagnostic lights of your XPS 13 9350. The Service LED is used for system diagnostics, and it emits amber or white light. A Dell service representative uses the LED light patterns to troubleshoot your device.
  • Page 102 It enables you to diagnose hardware issues, repair your computer, back up your files, and 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 the primary operating system due to software or hardware failures.
  • Page 103 NOTE: For more information about performing a hard reset, go to Dell Support Site. On the menu bar at the top of the Support page, select Support > Support Library. In the Search field on the Support Library page, type the keyword, topic, or model number, and then click or tap the search icon to view the related articles.
  • Page 104 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 Dell Site My Dell app...

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