- Notes, cautions, and warnings
- Views of XPS 16 9640
- Set up your XPS 16 9640
- Specifications of XPS 16 9640
- Dimensions and weight
- Processor
- Chipset
- Operating system
- Memory
- External ports and slots
- Internal slots
- Wireless module
- Audio
- Storage
- Media-card reader
- Keyboard
- Camera
- Touchpad
- Power adapter
- Battery
- Display
- Fingerprint reader
- Sensors
- GPU—Integrated
- GPU—Discrete
- Multiple display support matrix
- Hardware security
- Operating and storage environment
- Dell support policy
- Dell low blue light display
- Working inside your computer
- Removing and installing Field Replaceable Units (FRUs)
- Software
- BIOS Setup
- Troubleshooting
- Handling swollen rechargeable Li-ion batteries
- Locating the Service Tag or Express Service Code of your Dell computer
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- Built-in self-test (BIST)
- System-diagnostic lights
- Recovering the operating system
- Real-Time Clock (RTC Reset)
- Backup media and recovery options
- Network power cycle
- Drain flea power (perform hard reset)
- Getting help and contacting Dell Technologies
- Revision history
XPS 16 9640 Owner's Manual
Dell SupportAssist Pre-boot System Performance Check diagnostics
About this task
- Run tests automatically or in an interactive mode.
- Repeat the tests.
- Display or save test results.
- Run thorough tests to add more options and obtain details about any failed devices.
- View status messages that inform you when the tests are completed successfully.
- View error messages that inform you of problems encountered during testing.
NOTE:Some tests for specific devices
require user interaction. Always ensure that you are present at the computer when
the diagnostic tests are performed.
For more information, see How to Run Dell Preboot Diagnostics and Hardware Tests on Your Dell Computer.
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