Name: Samsung DV25B6900EX
Brand: Samsung

Question 1

What does error code 9C1 mean on Samsung DV25B6900EX?

Accepted Answer

Your dryer is getting the wrong voltage from the outlet. Cause: Power cord not connected properly; Electrical outlet not working properly; Voltage out of range at the outlet; Faulty main PCB.

Question 2

What does error code AC mean on Samsung DV25B6900EX?

Accepted Answer

The dryer's internal parts aren't communicating properly. Cause: Faulty Main PBA (main control board); Faulty SUB PBA (display board); Damaged or loose wire harness between Main PBA and SUB PBA.

Question 3

What does error code C1 mean on Samsung DV25B6900EX?

Accepted Answer

The vent blockage test found a problem with your exhaust. Cause: Items left inside the drum during Smart Install; Dry sensor (moisture sensor) malfunction; Moisture sensor wiring issue.

Question 4

What does error code C8/C80 mean on Samsung DV25B6900EX?

Accepted Answer

Your dryer vent is about 80% blocked. Cause: Lint accumulation in the duct system; Partially crushed or kinked exhaust duct; Too many bends in the duct run.

Question 5

What does error code C9/C90 mean on Samsung DV25B6900EX?

Accepted Answer

Your dryer vent is over 90% blocked — needs immediate cleaning. Cause: Severe lint accumulation in the duct system; Fully blocked exhaust duct or hood; Crushed or severely kinked exhaust duct.

Question 6

What does error code Ct mean on Samsung DV25B6900EX?

Accepted Answer

Your dryer detected restricted airflow during a vent test. Cause: Ambient temperature too extreme for accurate vent test; Dryer was recently operated (still hot inside); Thermistor issue causing incorrect temperature reading.

Question 7

What does error code dF mean on Samsung DV25B6900EX?

Accepted Answer

The door switch isn't working properly. Cause: Loose wire terminals in door sense circuit; Open wire terminals in door sense circuit; Defective door switch giving invalid readings.

Question 8

What does error code FC mean on Samsung DV25B6900EX?

Accepted Answer

Your dryer is getting the wrong type of electrical power. Cause: Non-standard power source frequency (not 60Hz); Generator or inverter power supply with unstable frequency; Power frequency sense circuit fault on main PCB.

Question 9

What does error code HC mean on Samsung DV25B6900EX?

Accepted Answer

Your dryer isn't heating properly or is overheating. Cause: Clogged lint filter restricting airflow; Restricted vent system causing heat buildup; Thermistor resistance out of range; Thermostat failure; Heater malfunction.

Question 10

What does error code tC mean on Samsung DV25B6900EX?

Accepted Answer

Your dryer's temperature sensor isn't reading correctly. Cause: Clogged lint screen restricting airflow; Restricted vent system causing abnormal temperature readings; Thermistor1 resistance out of range (open or shorted).

DV25B6900EX

Error Codes

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Code	Meaning	Severity
9C1	Your dryer is getting the wrong voltage from the outlet	Critical
AC	The dryer's internal parts aren't communicating properly	Critical
C1	The vent blockage test found a problem with your exhaust	Moderate
C8/C80	Your dryer vent is about 80% blocked	Moderate
C9/C90	Your dryer vent is over 90% blocked — needs immediate cleaning	Critical
Ct	Your dryer detected restricted airflow during a vent test	Moderate
dF	The door switch isn't working properly	Moderate
FC	Your dryer is getting the wrong type of electrical power	Moderate