Samsung RL33EBMS - When the Refrigerating Sensor Breaks Down; When the Air Door Magnetic Spring Switch Breaks Down

D.When the air door magnetic spring switch breaks down
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C. When the refrigerating sensor breaks down
Start
Is the mainboard connector
plug-in ok?
Are the main board sensor
connectors linked properly?
Is the input voltage on the core
chip leg 26# ok?
Is the refrigerating temperature
sensor ok?
Change the temp.sensor
Plug in the connector
again for bad contact.
Disconnect sensors
Check for miss or vold
welding, short circuit
Are PCB and temp. sensor
ok? Recheck the connector
N
N
N
N
N
N
N
N
Y
Y
Y
Y
Y
Y
Y
Y
Start
Is the magnetic spring swith ok?
Are the magnetic spring connectors
well linked?
Is the input voltage on the core
chip leg 27# ok?
Is the magnetic spring switch
plug-in ok?
Plug in the connector
again for bad contact.
Change the magnetic
spring switch
Disconnect the wire between
the magnetic spring switch
connectors
Check for miss or vold
welding, short circuit
Are PCB and magnetic spring
switch ok?check the connector