Samsung RF31FM Series Manual page 161

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6. Self Diagnosis & Trouble Shooting
6-1. If the trouble is detected by self-diagnosis
2) If R Sensor has trouble
ERROR Code
DATA1. Temperature table
** Measuring point of resistance value
according to Sensor **
R : CN30 - "6" ↔ CN76-"1" measuring
resistance value
** 0Ω: Short trouble /Ω∞: Open trouble
Refer to circuit diagram in the manual
Sensor MICOM/Connector number
Connector CN30 - "6"(White)
R to J23 JUMMPER PCB typical
Ground
Voltage measured between 4.6V ~ 0.6V.
Start
Is MAIN PCB
Connector CN30 and CN76 inserted
correctly?
YES
Is R Sensor
unit normal?
YES
Is the voltage between
MAIN PCB Connector CN30 - "6"(White)
and J23 JUMMPER normal?
YES
NO
Bad contact of connector/
insert correctly
NO
Replace the temperature
NO NO(0.6V > Measurement < 4.6V)
Recheck the wire connection
To do list
sensor
part
161