Si10-417 Troubleshooting
Service Diagnosis 157
5.4.5 Thermistor Resistance Check
Check No.6 Remove the connectors of the thermistors on the PCB,
and measure the resistance of each thermistor using
tester.
The relationship between normal temperature and
resistance is shown in the graph and the table below.
Thermistor R25°C=20kΩ B=3950
Temperature (°C)
-20 211.0 (kΩ)
-15 150
-10 116.5
-5 88
0 67.2
5 51.9
10 40
15 31.8
20 25
25 20
30 16
35 13
40 10.6
45 8.7
50 7.2
Si10-417.fm Page 157 Wednesday, September 22, 2004 6:38 PM
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