Resolve Windows 10 or update issues on HP computer or printer– Click Here
Computer turns on but has blank black screen, and caps lock button flashing
HiDepending on the age of the PC and the BIOS vendor...https://support.hp.com/us-en/document/bph07107
If you can match the flashes it may tell you the fault, or tell us the number and frequency.
If in doubt please ask.
A Nod Is As Good As a Wink...Lil_Boy_Blue
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