ABL Configuration Storage / Non-Volatile Memory Fault

ABL charger does not respond to configuration changes made via app or web interface, or changes are lost after reboot.

Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Corrupted configuration file, Faulty flash or EEPROM memory on main board, Interrupted write operations due to power loss, Firmware bug in configuration handling

How to Fix / Troubleshooting

Steps:

Apply configuration changes one at a time and explicitly save/apply them as per ABL instructions.
Perform a factory reset if available, then re‑enter configuration from scratch.
Avoid making changes during unstable power or network conditions.

If settings still do not persist after reboot, the non‑volatile memory on the main control board is likely defective and the board should be replaced.

Repair Difficulty

Medium 3/5

Required Part

ABL main control board

Check Price on Amazon

We may earn a commission from links on this page.