7-2-5 TEMPERATURE SENSOR CIRCUIT
The upper CIRCUIT reads FREEZER and REFRIGERATOR temperature, and DEF-SENSOR temperature for defrosting
and the indoor temperature for compensating for the surrounding temperature, into MICOM.
OPENING or SHORT state of each TEMPERATURE SENSOR are as follows.
- 32 -
SENSOR
CHECK POINT
NORMAL(-30 °C ~ 50 °C)
SHORT-CIRCUITED
OPEN
Refrigerator Sensor
POINT Voltage
Defrosting Sensor
POINT Voltage
0.5 V ~ 4.5 V
0 V
5 V
Room Temperature Sensor
POINT Voltage
A
B
C
Summary of Contents for GR-559JPA
Page 40: ...7 5 2 REPLACEMENT PARTS LIST 40 ...
Page 41: ...7 5 3 PWB ASS Y DISPLAY AND PARTS LIST 41 ...
Page 42: ...7 6 PWB DIAGRAM 42 ...
Page 43: ... 43 ...
