The Lenovo P15 Gen 1 doesn't charge when the back cover is on and there is no sight of any metal contact between the case and the motherboard. What might cause this? -
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How to fix laptop not powering on Lenovo x1 Carbon 6th generation thinkpad broken charge port power - YouTube
can't update to new BIOS update to fix not charging battery on Thinkpad X1 Carbon Gen 9 · Issue #350 · fwupd/firmware-lenovo · GitHub
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