PCB Mods Silence Voltage Warnings on the Pi 4

Sick of seeing this icon during his MAME sessions, [Majenko] decided to attack the problem directly by taking a close look at the power supply circuitry of the Pi 4. While the official schematics for everyone’s favorite single-board computer are unfortunately incomplete, he was still able to identify a few components that struck him as a bit odd. While we wouldn’t necessarily recommend you rush out and make these same modifications to your own board, the early results are certainly promising.

PCB Mods Silence Voltage Warnings on the Pi 4 — Hackaday
PCB Mods Silence Voltage Warnings on the Pi 4

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