Summit Unresponsive Keypad

Microwave display works but buttons do not respond or respond intermittently

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

Worn membrane keypad, Loose keypad ribbon cable, Moisture damage to control panel, Faulty touch control PCB

Safety: Unplug the microwave before removing the control panel.

Steps:

Clean the keypad surface with a soft, slightly damp cloth and dry thoroughly.
Remove the control panel and reseat the keypad ribbon cable into the control board.
Inspect for signs of moisture, corrosion, or physical damage.
If certain keys consistently fail, replace the keypad membrane assembly or entire control panel.

After replacement, test all keys (numbers, power levels, presets) to confirm proper operation.

Medium 3/5

Keypad Membrane Assembly

Check Price on Amazon

We may earn a commission from links on this page.