Sub-Zero Unresponsive Touch Panel / Keypad

Oven display works but buttons do not respond or respond intermittently.

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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

Worn or damaged touch membrane, Moisture behind glass panel, Loose keypad ribbon cable, Faulty user interface board

How to Fix / Troubleshooting

Safety: Disconnect power before removing the control panel.

  • Clean panel: Wipe the glass with a soft, dry cloth. Avoid excessive moisture or cleaners that can seep into the edges.
  • Power reset: Turn off the breaker for 5 minutes, then restore power and test keypad response.
  • Inspect ribbon cable: Remove the control panel and check the keypad ribbon cable for cracks or corrosion. Reseat the cable firmly.
  • Replace touch panel: If certain keys never respond or require excessive pressure, replace the touch control panel or keypad assembly.
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Repair Difficulty

Medium 3/5

Required Part

Touch Control Panel
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