MasterPro Keypad Wear / Touch Sensor Failure

Buttons on the control panel are unresponsive or require very hard presses.

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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 keypad membrane, Moisture ingress under panel, Loose keypad connector, Cracked control panel PCB

How to Fix / Troubleshooting

Safety first: Unplug the cooker before removing the control panel.

Basic steps:

  • Wipe the control panel surface clean and dry.
  • If liquid was spilled, allow the unit to dry for 24–48 hours before further use.

Internal inspection:

  • Remove the front panel to access the keypad assembly.
  • Reseat the keypad ribbon cable on the main board.
  • Inspect the keypad for cracks or corrosion; clean contacts with isopropyl alcohol if accessible.

Resolution: Replace the keypad or complete control panel assembly if specific buttons remain unresponsive. If all keys fail, the main control board may also be involved.

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Repair Difficulty

Medium 3/5

Required Part

Control Panel / Keypad Assembly
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