Troubleshooting; Error Items And Diagnostic Codes - Samsung DV220AEW Service Manual

4. TROuBLESHOOTING

4-1. ERROR ITEMS AND DIAGNOSTIC CODES

An occurrence of an Error will make a sound of error melody for 5sec and continuously show one of the Error Displays
from the following errors.
Error Display
LED
tS
tO
dO
dF
bE
od
hE
Et
FE
Trigger
The Thermistor resistance is very low or
high.
Running the dryer with door open
Invalid state for more than 0.25 seconds
Invalid state of key circuit short for 75secs
Invalid Dry time in excess Dry time
Invalid heating Temp in running the dryer
Invalid state of EEprom communication
Invalid power source Frequency
Action Taken
Check for :
- Clogged lint screen
- Restricted vent system.
- Check Thermistor resistance.
Check for :
- Close the door, and run the dryer
- Loose or open wire terminals at the Door
sensor circuit.
Check for :
- Loose or open wire terminals at the Door
sensor circuit.
Check for :
- If the display PCB key circuit is shorted
or not
Check for :
- Sensor bar Open
- Using Adjust time Up excessively
Check for :
- Restricted vent system.
- Check Thermistor resistance.
Check for :
- PCB with EEprom circuit
Check for :
- Not using regular power source
frequency
- Invalid power frequency sensor circuit
Troubleshooting _ 25