Samsung RB215BSSB Service Manual page 58

Diagnostics
4) F-Room Temp Sensor trouble
Refer to Temp detection circuit
sensor of the circuit explanation.
5) F-Room Defrost Sensor trouble
Refer to Temp detection circuit
sensor of the circuit explanation.
Start
Is F-Room Temp
Sensor normal?
YES
Is the insertion
of MAIN PCB connector(CN80)
normal?
YES
Is both trminal voltago of
MAIN PCB �~� (Yellow-BROWN)
normal?
YES
Is MICOM Pin#51
input voltage normal? Identical Voltage
�~� of CN30)
YES
Change MAIN PCB
Start
Is F-Room Defrost
Sensor normal?
YES
Is MAIN PCB (CN30)
insertion normal?
YES
Is both trminal Voltage of
MAIN PCB �~� (ORANGE-BROWN)
normal?
YES
Is MICOM Pin#52
input voltage normal?(Identical Voltage
�~� of CN30)
YES
Change MAIN PCB
58
ERROR INDICATION
NO
Change Temp Sensor
NO
Connector contact trouble
/re-insertion
NO (0.5V>Measured value)
Reconfirm electric wire
connect section
NO
Check soldering fault,short,
Lead Touch
ERROR INDICATION
NO
Change Defrost Sensor
NO
Connector contact trouble
/re-insertion
NO (0.5V>Measured value)
Reconfirm electric wire
connect section
NO
Check soldering fault,short,
Lead Touch