Samsung Dryer Error Code DN
Last updated: December 21, 2025 MEDIUM
⚠️ Safety Warning
- Unplug the appliance before attempting any repairs
- Never attempt repairs while the appliance is energized
- If you're unsure, contact a certified Samsung technician
- Keep children and pets away during troubleshooting
🔧 Tools You May Need
- Multimeter
- Screwdriver set
- Work gloves
- Vent brush
- Vacuum
- Flashlight
What Does Error Code DN Mean?
When your Samsung dryer displays DN, it means thermistor failure. Check for lint buildup first, as this is often the root cause.
How to Fix Error Code DN
Step 1: Reset Your Dryer
- Unplug the dryer from the power outlet
- Wait 2-3 minutes for the capacitors to discharge
- Plug the appliance back in
- Check if the error code has cleared
Step 2: Specific Troubleshooting
Do not unplug or shut off power to the dryer while this code is displayed. Doing so may cause the dryer to become inoperable and require service.This code means a download to the dryer's firmware is in progress. Depending on file size and the speed of the connection, the amount of time for the download can vary.The dryer will restart itself when the software is installed.
Step 3: Check Common Issues
- Verify all connections are secure
- Check for any visible damage or wear
- Ensure proper ventilation around the appliance
- Review the owner's manual for model-specific instructions
Frequently Asked Questions
What does Samsung error code DN mean?
When your Samsung dryer displays DN, it means thermistor failure. Check for lint buildup first, as this is often the root cause.
Can I fix error code DN myself?
Many DN errors can be fixed with basic troubleshooting. Start with a reset, then check common causes.
How much does it cost to fix error DN?
Repair costs typically range from $50-$300 depending on the cause.
Should I call a technician for error DN?
If basic troubleshooting doesn't work, or you're uncomfortable with repairs, contact a certified technician.
More Samsung Dryer Error Codes
When to Call a Professional
Consider contacting a certified Samsung technician if:
- The error persists after troubleshooting
- You're not comfortable with DIY repairs
- The repair involves electrical or gas components
- Your appliance is still under warranty
Find a technician: Call Samsung support or search for certified repair services in your area.