E6
Danby Main Control Board Communication / Internal Fault

Danby ice maker displays E6; unit powers on but does not start an ice cycle.

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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.

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Possible Causes

Corrupted control board firmware, Failed relay or microcontroller on PCB, Shorted low‑voltage circuit, Loose harness connection to display or keypad

How to Fix / Troubleshooting

Safety first: Unplug the ice maker before accessing the control board. Avoid touching live circuits.

Steps to address E6:

  • Power cycle: Disconnect power for at least 10 minutes to allow the control to fully reset. Plug back in and check if E6 clears.
  • Inspect control board connections: Remove the top or rear panel to access the main PCB. Verify that all harness connectors are fully seated and that there are no signs of burnt components or corrosion.
  • Check keypad/display cable: If your Danby model has a separate display or keypad board, inspect the ribbon cable or harness between the boards. Reseat both ends.
  • Look for moisture damage: Check for signs of water intrusion or condensation on the control board. If present, dry the area thoroughly and correct any source of leaks before reassembly.
  • Test basic functions: After reseating connectors, restore power and attempt to start an ice cycle. If E6 persists immediately, the control board is likely defective.
  • Replace the main control PCB: Order the exact replacement control board for your Danby model. Label and disconnect all harnesses, remove mounting screws, swap the board, and reconnect harnesses one by one to the same positions.

Note: Control board replacement involves handling static‑sensitive electronics; use proper ESD precautions if possible.

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Repair Difficulty

Hard 4/5

Required Part

Main Control Board (PCB)
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