Displayed information codes on my microwave.
Most information codes for microwaves usually require verification by a technician. However, there are some information codes that you can fix yourself before contacting the Samsung service center. Please check the table below and try the suggestions.
| 
	 Description  | 
			
				
	 Action  | 
			|
|---|---|---|
| 
	 C-20 / E-21 / E-22  | 
			
				
	 The temperature sensor is open or short.  | 
			
				
	 Unplug the power cord of the microwave and contact the Samsung service center.  | 
			
| 
	 C-A1 / E-A1  | 
			
				
	 This code appears when the microwave fails to sense the damper to open or close for 1 minute.  | 
			
				
	 Unplug the power cord of the microwave and contact the Samsung service center.  | 
			
| 
	 C-F0 / E-83  | 
			
				
	 If there is no communication between the main and sub MICOM.  | 
			
				
	 Unplug the power cord of the microwave and contact the Samsung service center.  | 
			
| 
	 C-21 / E-24  | 
			
				
	 This code appears when the microwave temperature is high. In case the temperature rises over the limit temperature during the operation of each mode. (Fire sensed.)  | 
			
				
	 Unplug the power cord, wait long enough for it to cool, and then restart the microwave.  | 
			
| 
	 C-F2 / -tE- / -TE-  | 
			
				
	 Abnormal communication occurs on the touch key.  | 
			
				
	 Press “Stop” to try again.  | 
			
| 
	 C-d0 / -SE- / SE  | 
			
				
	 The touch key was pressed for more than 10 seconds.  | 
			
				
	 Unplug the power cord for and clean the button. (Dust, water) If the same problem appears again, contact the Samsung service center.  | 
			
Note: If any information codes other than the above 6 information codes appear on the display, please contact the Samsung service center.
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