Samsung DV220AEW - Error items and diagnostic codes

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