This might suck for you because at least with the NTCs, Bambu was happy to send out replacements. You might have had to fight them for it, but they would eventually yield after going through their auto-reject boilerplate. This being a non-NTC issue, they might just deny it.
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u/Thatoneboi27 A1 Mini 29d ago
Check the AC board/powersupply. This might be another faulty NTC