What to do in case of E121 Error
Last Update date : Jun 26. 2024
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[Overview]
E 121 Error on display.
[Cause]
Room Temperature Sensor is defective.
[Solution]
If there is E1 and then 21 on the display panel after switching on, there might be a problem with Room Temperature Sensor. For this problem please contact nearest Samsung Authorized Service Center.
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