HP ZBook Studio x360 G5 - HP PC Hardware Diagnostics (UEFI) for Video Test

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Test with a veried working external display.
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Boot to Windows in safe mode.
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Test with a veried working operating system (i.e., shipping image).
HP PC Hardware Diagnostics (UEFI) for video test
Use this tool to quickly determine if the display issue is related to a real hardware issue.
To start HP PC Hardware Diagnostics (UEFI) (6. HP Hardware Diagnostics and Tools on page 80), when the
computer is at boot, press the F2 key, select Component Tests, and then select Video.
There are three options:
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Video Memory Check: to test video memory
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Palette Check: to test the three video color components (red, green, blue)
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Dead Pixel Check: to check dead pixels in eight dierent colors (Dead Pixel Check is available with the
“HP PC Diagnostics 3-in-1 USB Key” tool)
Review the video troubleshooting in the Display section below for specic issues and possible solutions. For
additional information about display problems, refer to documentation provided by the product
manufacturer.
Common issues and possible solutions 111