Brand: SAMSUNG
Category: Microwave Oven
Document Type: Manual
Language: EN
Manual for ME21D*6300
Uploaded: Nov. 21, 2025, 7:30 p.m.
Warranty Information
One year parts and labor, and ten years for the magnetron part only.
Using your microwave oven
The microwave oven allows for two different cooking stages, each with its own time and power level, controlled from Warm (1) to High (10). There are 10 power levels available for optimal cooking.
One-stage cooking
Set cooking time using numeric buttons (1 sec - 99 min 99 sec). If power level is not set, it defaults to High. Set power level using OK button and numeric buttons.
Multi-stage cooking
Follow steps for One-stage cooking, touch OK to move to the second stage, then repeat steps for the second stage.
Popcorn
Simply place popcorn on the tray and touch the Popcorn button. The oven operates automatically by sensing the popcorn.
Reheat
Touch the Reheat button and select food item (1-3). The oven operates automatically by sensing the food.
Defrost
Enter the weight of the food (0.1-6.0 lbs or 100-2700 gr) using numeric buttons. Touch OK or Start. The oven will beep to indicate when to turn the food over.
Sensor Cook
Place food on the tray, touch Sensor Cook button, select category (1-4) and item, then touch OK or Start. The oven operates automatically by sensing the food.
Troubleshooting and error codes
| Problem | Cause | Action |
|---|---|---|
| General | The buttons cannot be pressed properly. | Foreign matter may be caught between the buttons. Remove the foreign matter and try again. |
| For touch models: Moisture is on the exterior. | Wipe the moisture from the exterior. | |
| The Child Lock is activated. | Deactivate the Child Lock. | |
| The time is not displayed. | Power is not supplied. | Make sure power is supplied. Confirm the microwave is plugged in. Check your fuses or circuit breakers. |
| The Eco (power-saving) function is set. | Turn off the Eco function. | |
| The oven does not work. | Power is not supplied. | Make sure power is supplied. Confirm the microwave is plugged in. Check your fuses or circuit breakers. |
| The door is open. | Close the door and try again. | |
| The door open safety mechanisms are covered by foreign matter. | Remove the foreign matter and try again. | |
| The oven stops while in operation. | The user has opened the door to turn food over. | After turning over the food, press the Start button again to start operation. |
| The power turns off during operation. | The oven has been cooking for an extended period of time. | After the oven has cooked for an extended period of time, let the oven cool. |
| The cooling fan is not working. | Listen for the sound of the cooling fan. | |
| Trying to operate the oven without food inside. | Put food in the oven. | |
| There is not enough ventilation space around the oven. | There are intake/exhaust outlets on the front and rear of the oven for ventilation. Check the installation guide and make sure that the microwave is far enough away from walls and cabinets for proper ventilation. | |
| Several appliances or devices are plugged into the same outlet. | Unplug all other appliances or devices from the outlet. | |
| There is no power to the oven. | Power is not supplied. | Make sure power is supplied. Confirm the microwave is plugged in. Check your fuses or circuit breakers. |
| There is a popping sound during operation, and the oven doesn't work. | Cooking food in a sealed container or using a container with a tight lid. | Do not cook food in sealed containers or in containers with tight lids. Expanding steam from the cooking food can cause the containers to burst or the lids to pop off. |
| The oven exterior gets too hot during operation. | There is not enough ventilation space around the oven. | There are intake/exhaust outlets on the front and rear of the oven for ventilation. Check the installation guide and make sure that the microwave is far enough away from walls and cabinets for proper ventilation. |
| Objects are on top of the oven. | Remove all objects on the top of the oven. | |
| The door cannot be opened properly. | Food residue is stuck between the door and oven interior. | Clean the oven the door. |
| The oven does not heat. | The oven may not work if too much food is being cooked or improper cookware is being used. | To test the oven, put one cup of water in a microwave-safe container, put the container in the oven, and then run the microwave for 1 - 2 minutes to check whether the water is heated. If the water is heated, reduce the amount of food and start the function again. Use a cooking container with a flat bottom. |
| Heating is weak or slow. | The oven may not work if too much food is being cooked or improper cookware is being used. | To test the oven, put one cup of water in a microwave-safe container, put the container in the oven, and then run the microwave for 1 - 2 minutes to check whether the water is heated. If the water is heated, reduce the amount of food and start the function again. Use a cooking container with a flat bottom. |
| The warm function does not work. | The oven may not work if too much food is being warmed or improper cookware is being used. | To test the oven, put one cup of water in a microwave-safe container, put the container in the oven, and then run the microwave for 1 - 2 minutes to check whether the water is heated. If the water is heated, reduce the amount of food and start the function again. Use a cooking container with a flat bottom. |
| The thaw function does not work. | The oven may not work if too much food is being thawed or improper cookware is being used. | To test the oven, put one cup of water in a microwave-safe container, put the container in the oven, and then run the microwave for 1 - 2 minutes to check whether the water is heated. If the water is heated, reduce the amount of food and start the function again. Use a cooking container with a flat bottom. |
| The interior light is dim or does not turn on. | The door has been left open for a long time. | The interior light may automatically turn off when the Eco function operates. Close and reopen the door or press the Stop button. |
| The interior light is covered by foreign matter. | Clean the inside of the oven and check again. | |
| A beeping sound occurs during cooking. | If the Auto Cook function is being used, this beeping sound means it's time to turn over the food. | After turning over the food, press the Start button again to restart operation. |
| The oven is not level. | The oven is installed on an uneven surface. | Make sure the oven is installed on flat, stable surface. |
| There are sparks during cooking. | Metal containers are used during cooking or thawing. | Do not use metal containers. |
| When power is connected, the oven immediately starts to work. | The door is not properly closed. | Close the door and check again. |
| There is electricity coming from the oven. | The power source or power outlet is not properly grounded. | Make sure the power source and power outlet are properly grounded. |
| There is water dripping. | Water or steam may be generated by the cooking or defrosting process, depending on the food. This is not an oven malfunction. | Let the oven cool and then wipe with a dry dish towel. |
| There is steam coming through a crack in the door. | Water or steam may be generated by the cooking or defrosting process, depending on the food. This is not an oven malfunction. | Let the oven cool and then wipe with a dry dish towel. |
| There is water left in the oven. | Water or steam may be generated by the cooking or defrosting process, depending on the food. This is not an oven malfunction. | Let the oven cool and then wipe with a dry dish towel. |
| The brightness inside the oven varies. | Changes in brightness reflect changes in power output. Power output changes depending on the functions in use. | Power output changes during cooking are not malfunctions. |
| Cooking is finished, but the cooling fan is still running. | To ventilate the oven, the cooling fan continues to run for about 3 minutes after cooking is complete. | This is not an oven malfunction. |
| Pressing the Start button operates the oven. | This happens when the oven is not operating. | The microwave oven is designed to start operating when you press the Start button if it was not operating. |
| Turntable | While turning, the turntable comes out of place or stops turning. | There is no roller ring, or the roller ring is not properly in place. Install the roller ring properly and then try again. |
| The turn table drags while turning. | The roller ring is not properly in place, there is too much food, or the container is too large and touches the inside of the microwave. Install the roller ring properly. Adjust the amount of food. Do not use containers that are too large. | |
| The turn table rattles while turning and is noisy. | Food residue is stuck to the bottom of the oven. Remove any food residue stuck to the bottom of the oven. |