SE
Samsung Microwave
Severity: ModerateWhat Does This Error Mean?
Samsung microwave SE means a key on the touchpad is stuck or shorted — the control board detects a button as permanently pressed. Unplug for 60 seconds. If SE returns, the membrane keypad needs replacement. SE is the most frequently reported Samsung microwave error code.
Affected Models
- Samsung Over-the-Range Microwave
- Samsung SMH Series
- Samsung ME Series
- Samsung MS Series Countertop
- Samsung MC Series Convection
Common Causes
- Membrane touchpad key stuck or shorted from heat and age
- Steam or grease from cooking absorbed under the touchpad membrane
- Touchpad wiring ribbon connector loose at the control board
- Control board fault (less common — usually the touchpad itself)
How to Fix It
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Unplug the microwave for 60 seconds.
A power reset clears SE if it was caused by a temporary event. Plug back in and observe — if the microwave operates normally without SE appearing, the fault was transient. If SE appears again within seconds of powering on, the touchpad has a permanent fault.
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Dry the touchpad area.
Steam rising from the cooking surface below can condense under the touchpad membrane on over-the-range models. Unplug the microwave, allow it to cool completely, and wipe the control panel with a dry cloth. Leave unplugged for several hours in a dry environment, then test again.
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Identify the stuck key.
When SE appears, note if the display shows any specific key input. Some Samsung models display which key is registering the short. Gently press each key in sequence to identify any that feels sticky, sunken, or different from the others.
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Replace the membrane keypad.
The Samsung membrane keypad is model-specific. Locate your model number on the door frame sticker inside the microwave and order the matching keypad from Samsung Parts (samsungparts.com) or an appliance parts supplier. The keypad is accessible from the front panel — no high-voltage disassembly required.
Frequently Asked Questions
Why does the Samsung microwave SE error happen so often?
Samsung over-the-range microwaves are mounted directly above the stove, where heat and steam continuously rise onto the control panel. This gradually degrades the membrane touchpad — the adhesive softens, the membrane warps, and individual keys begin to register as permanently pressed. It is a known design limitation of over-the-range models with front-mounted touchpad controls.
Can I replace the Samsung microwave touchpad myself?
Yes — the touchpad replacement does not involve the high-voltage components and is a DIY-accessible repair. Unplug the microwave, remove the outer panel screws, disconnect the keypad ribbon connector, and install the replacement. Video guides for specific Samsung models are widely available online.