Error Due To Abnormal Data Of Wired Remote Controller Thermistor Value - Samsung TDM PLUS Service Manual

Troubleshooting
4-4-2

: Error due to abnormal data of Wired remote controller thermistor value

Outdoor unit display
Wired remocon display
Criteria
Cause of problem
1. How to check
Does wired remocon
room thermistor connector come out
of the PBA?
After putting out the thermistor
from the PBA Measure its resistance
value B/W two terminal.
Is the resistance value
Deviated from the temp. table,
significantly?
Re-start after replacing PBA.
70
x x x ( x x x : The address of the error occurred indoor unit)
Refer to how to determine below
Wired remocon room thermistor has a defective OPEN/SHORT
No
Ex) In case of 25°C – its resistance : around 10KΩ
Yes
Yes
Re-start after put the connetor in the PBA.
The thermistor needs to be replaced.
Temperature
(°C)
70
60
50
40
30
21
10
0
No
-10
Samsung Electronics
Resistance
(KΩ)
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0