!!install!!: Lx1692 Protection Pin
In many community repair guides, Pin 1 or Pin 14 (depending on the package/version) is often cited as the target for disabling protection, though this varies by the specific board implementation.
If you want, I can:
Measure the resistors feeding voltage into the protection pin. Compare them to the silk screen or datasheet values. Replace any resistor that has drifted more than 5%. lx1692 protection pin