Samsung WF431ABP-XAA - Manuel (Page 23)

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Thermistor Check
Check Voltage at Pin #4 and #5 of CN5
Tester Check = DC 1.6V
If it ready 5V, check if its connector is engaged
properly.
DR Ready Check
Check Voltage at Pin #1 and #5 of CN7
Tester Check = DC 3.3V
Water Sensor Check
Check Voltage and Frequency at Pin #6 and #5
of CN5
Reset water level = DC1.6V, 26.0KHz
Check Voltage and Frequency at Pin #7 and #5 of CN5
Reset water level = DC1.6V, 26.0KHz
DR Ready Check
Check Voltage at Pin #1 and #5 of CN2
Tester Check = DC 3.3V
PROBLEM CHECKING AND METHOD OF PCB (WF461AS*)
- If you plug in the power cord and turn Power S/W on, memorized data is displayed.
If any data is not displayed, check the followings.
£ ¬ CN6 £CN5 ª
£
CN
7
§
TROUBLE SHOOTING
To avoid risk of electrical shock, personal injury or death; disconnect power to washer
before servicing, unless testing requires power.
WARNING
WF431ABP-03015A-03_EN.indd 23 2012-01-17 �� 5:22:24