Samsung WF365 Series - Component Level Troubleshooting

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PROBLEM CHECKING AND METHOD OF PCB
- 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.
Thermistor Check
CheckVoltageatPin#1and#2ofCN3
TesterCheck=DC2.7V
Ifitready5V,checkifitsconnectorisengagedproperly.
Water Sensor Check
CheckVoltageandFrequencyatPin#3and#2ofCN3
Resetwaterlevel=DC2.5V,25.0KHz
CheckVoltageandFrequencyatPin#4and#2ofCN3
Resetwaterlevel=DC2.5V,25.0KHz
WF361*/WF363*
WF365*/WF364*
TROUBLE SHOOTING
Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher
beforeservicing,unlesstestingrequirespower.
WARNING
[BIGBANG]Technical_information-03207A-03_EN.indd 17 2013-7-16 17:15:09