Panasonic Display PCB Power / Communication Issue

Display panel is blank or flickering, but interior lights 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

Loose display PCB connector, Failed display power regulator, Damaged display PCB, Broken ribbon cable

Safety: Unplug the refrigerator before removing the display panel.

Step 1 – Check for demo mode: Consult the manual to ensure the unit is not in showroom/demo mode.
Step 2 – Remove display panel: Carefully pry off the control panel trim and access the PCB.
Step 3 – Reseat connectors: Disconnect and reconnect the ribbon cable and power connector to the display PCB.
Step 4 – Replace display PCB: If the panel remains blank or flickers, replace the Panasonic display PCB.

Medium 3/5

Display / Control PCB

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