About this guide
- Written by ApplianceWorth Editorial Team
- Technical contact Victor — appliance technician
- Record updated 2026-07-01
- Applies to Samsung dryers
- Confidence medium
- Also displayed as 9C1, 9E1
- Sources Manufacturer service documentation and field-repair experience · Methodology · Report a correction
The record-update date is a database timestamp, not proof of a fresh model-specific technical review. Check the applicability below and your manufacturer’s instructions before acting on a guide.
What this code means
The dryer detected line voltage outside its expected range or a power-sensing problem.
Most likely causes
- Incorrect, unstable or missing supply voltage
- A loose terminal-block connection or damaged power cord
- A house wiring or breaker problem
- A control-board power-sensing fault
Safe checks for the owner
- Turn the dryer off and inspect only for visible cord or outlet damage.
- Do not remove the terminal cover or make live voltage measurements unless qualified.
- Have an electrician verify the supply if the code returns.
Estimated U.S. repair cost
$180–$380, depending on model, access, parts availability and local labor.