Samsung RF23HT Series Service Manual

103TROUBLESHOOTINGStart① Check the Ice making switch② Check the DOOR Switch③ Check the Ice moving motor④ Check the wiring connections of Ice moving motor⑤ Check if the COVER ICE ROUTE opens⑥ Check the Q706 movement related with AUGER_MOTOR safety ① Check the water pipe: bending / Shut off② heck route of ice check solenoid③ Check he Ice Maker wiringFridge door shall beclosed during operation.If MAIN PCB is normal- Need to check the other parts① AUGER MOTOR ↔ MAIN PCBCheck the door wiring connections.② CUBE MOTOR ↔ MAIN PCBCheck the door wiring connections/trouble their own or bad wiring connections.Normal Operation statusAre Ices ejected?Which mode isselected?Is Cubed Ice ejected?NoCubed Ice ejectedCrushed IceCubed Ice selectedIs Cubed Ice modeselected on thepanel PCB?NoCubed IceNoYesYesYesYesYesYesYesCheck the wire connections/Cube SolenoidIs the CUBE MOTORpositioned at cubedice mode?No- Check the Ice switch has trouble itself- Check the wire connections- Replace the MAIN PCB- ICE S/W self diagnosis- Check the connecting wires.- MAIN PCB failure : ReplaceIs MICOM IC01 #55change into 0V whenpress Ice switch?NoIs the DispenserCover opened?NoReplace the MAIN PCB(Errors on IC01) or EX02Is IC73 1,2 changedinto 5V when pressingIce Switch?No- RY7A, RY7B RELAY Error- Replace the MAIN PCBAfter disconnecting theCN72, CN73measure The both endsof Contact points RY7A.After disconnecting theCN72, CN73measure The both endsof Contact points RY7A.Is the contactpoint of RY7A & RY7B RELAYchanged into 0ΩNoNoNoYesYesNoYesYesYesYesYesYesNoNoNoNoNoNormal Operation statusCancel the “Ice Off”Is Crushed Ice ejected?Crushed Ice selectedIs Crushed Ice modeselected on thepanel PCB?Check the wire connections/Motor CubeIs the CUBE MOTORpositioned at cubedice mode?- Check the Ice switch has trouble itself- Check the wire connections- Replace the MAIN PCBIs MICOM IC01 #55change into 0V whenpress Ice switch?check the WIRE & Motorcheck Cover ice route S/W 1,2Replace the MAIN PCBIs the DispenserCover opened?Replace the MAIN PCB(Errors on IC01) or EX02Is IC73 #1 changedinto 5V when pressingIce Switch?- RY7A RELAY Error- Replace the MAIN PCBIs the contactpoint of RY7A RELAYchanged into 0ΩAre Ices in the Ice bucket?Is “Ice Off” modeselected on the displaypanel?No4-2-15. If Cubed or Crushed Ice is not supplied