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The board stuck at 5V and 0.0079A. There is no liquid damage. The cap C5278 was burned out (had a real hole).
I changed C5278 and C5222 and U5200
PPVBAT_AON_CHGR_REG have now 0,5v (diode mode)
PPBUS_AON have only 1.1v
What would you do next?