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Microwave buttons not working

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Brand:Sharp
Model:R-312AK
Product:Microwave
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Microwave Buttons Not Working? Microwave Oven Troubleshooting

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Common solutions for: Microwave buttons not working

01 - Touchpad and Control Panel
To determine if the touchpad and control panel are defective, try pressing each of the buttons on the control panel. If some of the buttons respond correctly while others don’t, replace the touchpad and control panel.
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02 - Touchpad
To determine if the touchpad is defective, try pressing each of the buttons on the control panel. If some of the buttons respond correctly while others don’t, replace the touchpad.
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03 - User Control and Display Board
To determine if the control and display board is defective, try pressing each of the buttons on the control panel. If none of the buttons are responding correctly, replace the user control and display board.
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04 - Reset control board
If the control buttons won't work first try resetting the control board. This can be done by unplugging the microwave for a few minutes and plugging it back in.
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