Main Part Inspection Method - Samsung AS09HPB Service Manual

12-4 Main Part Inspection Method

Part
Room Temperature Sensor
Room Fan Motor
Stepping Motor
12-22
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Breakdown Inspection Method
Measure resistance with a tester
Normal At the normal temperature 37kΩ~ 8.3kΩ(-7˚C~+30˚C)
∞, 0Ω . . . Open or Short
Abnormal
Measure the resistance between terminals of the connector (CN72) with a tester.
Normal At the normal temperature (10˚C ~ 30˚C)
Compare terminal
Yellow, Blue
Yellow, Red
∞, 0Ω . . . Open or Short
Abnormal
Measure the resistance between the red wire and each terminal wire with a tester.
Normal About 300Ω at the normal temperature (20˚C ~ 30˚C)
∞, 0Ω . . . Open or Short
Abnormal
*Refer to Table 12-3-4.
Resistance Remark
404.4Ω ± 10% Main
340Ω ± 10% Sub
Samsung Electronics