If I understand right, the existing USB ports are only USB-C. I'm not sure of wh... | Hacker News

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		user_7832 on June 30, 2024 \| parent \| context \| favorite \| on: Adding a USB port to the ThinkPad X1 Nano (the har... If I understand right, the existing USB ports are only USB-C. I'm not sure of what implementation the Nano has but if it supports USB-PD it may be able to output up to 20V if the "main" connected device asks for it.

gzalo on June 30, 2024 [–]

Fair enough, if it supports being charged using any port that is reasonable. I would assume that the notebook has some other internal 5v regulator, maybe for the embedded controller or some other legacy device

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