Outdoor Temperature Sensor Error - Samsung AR09FSSYAWTNEU Service Manual

12-2- utdoor temperature sensor error
n I o d r o d s i l p y a
Outdoor display
1.Checklist :
1) Is the sensor connected correctly?
2) Is the sensor placed correctly?
3) Does the both terminal of sensor satisfy the resistance value in accordance with temperature?
4) Is the resistance value of sensor connection pull-up correct?
2-1. Troubleshooting procedure
Is the sensor connector(CN251)
connected correctly in accordance
with a color(BLU,6PIN)?
Is the sensor resistance value #1-#2
10kohm±3% a he room
temperature of 25
Connec he sensor to PBA connector (6pin)
supply power and measure the voltage of #1-#2 in
the connector
Below 0.5Vdc or Over 4.5Vdc?
Micom error or connector check
Exchange the Outdoor PBA
Sam sung Elec tron i cs
Outdoor temperature
2 E 1 2
error
Outdoor temperature
error
YES
YES
NO
YES
sensor
sensor
NO
Reconnec he sensor connector. h
Sensor Replace
Sensor resistance value : 20
NO
YES
Exchange the Outdoor PBA
- 12.09kohm
30 - 8.31kohm
35 - 6.94kohm
40 - 5.83kohm
12-2-6