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MICOM FUNCTION AND CIRCUIT DIAGRAM
6-2-6. Switch Input Circuit
Input Circuit is to sense a TEST-S/W signal for refrigerator inspection.
6-2-7. Temperature Sensing Circuit
This circuit consists of top/bottom sensor, top EVA/bottom EVA sensor for controlling top/bottom parts' storage/maturing
temperature, and an exterior temperature sensor. Each sensor's SHORT and OPEN condition is as followed.
Sensor
Exterior Sensor
Top Sensor
Bottom Sensor
Top EVA Sensor
Bottom EVA Sensor
Check Point
POINT A Voltage
POINT B Voltage
POINT E Voltage
POINT C Voltage
POINT D Voltage
R18
P11
20
Normal (-30
~50
0.5 V~4.5 V
- 27 -
)
SHORT
0 V
OPEN
5 V
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