Samsung DV457EVGSWR/AA Trouble Shooting Guide User Manual Ver.1.0 (English, Fr - Page 2

ALIGNMENT AND ADJUSTMENTS WARNING To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before servicing, unless testing requires power. 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 Check for: tE The Thermistor resistance is very low or high. - Clogged lint screen. - Restricted vent system. - Check Thermistor resistance. Check for: tE3 The resistance of the thermistor for the vent blockage detection operation is very low or very high. - Check the vent blockage detection thermistor. - Check the resistance of the thermistor. dE Running the dryer with door open Check for: - Close the door, and run the dryer. - Loose or open wire terminals in Door Sense circuit. dF Invalid door state for more than 256 milliseconds. Check for: - Loose or open wire terminals in Door Sense circuit. bE2 Invalid state of key circuit short for 30 secs Check for: - Display PCB key circuit short or not. FE Invalid power source Frequency Check for: - Not using regular power source frequency - Invalid power frequency sense circuit 2E Electronic Control Problem (Over Voltage Error) Check for: - Check PCB and Wire harness. - Check Power supply. AE Electronic Control Problem (Communication Error) Check for: - Check PCB and Wire harness. - Replace PCB. Et Invalid state of Eeprom communication Check for : - PCB with Eeprom circuit. AE4 A Communication error between the WIFI PBA and the MAIN PBA Call customer service AE3 A Communication error between the DR Modem and the MAIN PBA Call customer service AE5 A Communication error between the LCD PBA and the MAIN PBA Call customer service HE Invalid heating Temp in running the dryer Call customer service 2 Technical_information-02835D-01_EN.indd 2 2012-03-26 2:28:49