Garo User Interface Glitch / Display Controller Fault

Charger display or LEDs show random characters or flicker, but charging may still work.

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

Electrical noise on low‑voltage supply, Loose display connector, Failing display controller IC, Moisture on UI board

Safety first: Isolate power before opening the enclosure.

Power cycle: Turn the charger off at the breaker for a few minutes, then restore power.
Inspect UI board: Open the front cover and reseat the display connector. Check for signs of moisture or corrosion.
Dry and clean: If moisture is present, dry the board and address any enclosure sealing issues.
Replace UI board: If flickering or random characters persist, replace the display/UI board.

Medium 3/5

Display / User Interface Board

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