Need Error codes & diagnostics for Samsung dryer

If you need any parts call our parts department at 1-800-830-5465 or order on line at http://www.savemoreonparts.com ERROR ITEMS AND DIAGNOSTIC CODES
See link for 15 repair videos on Samsung dryer…. https://www.appliancevideo.com/appliances/samsung-dv422ewhdwr-dryer/
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

tE The Thermistor resistance is
very low or high.
Check for:
– Clogged lint screen.
– Restricted vent system.
– Check Thermistor resistance.

HE Invalid heating Temp in running
the dryer
Check for:
– Restricted vent system.
– Check Thermistor resistance.

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.

bE
(DV422, DV400)
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

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.

2E Electronic control problam
(Over Voltage Error)
Check for:
– Check PCB and Wire harness.
– Check Power supply
– Replace PCB
ALIGNMENT AND ADJUSTMENTS
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to dryer before
servicing, unless testing requires power.