Mitsubishi Electric MUZ-GA50VA Service Manual page 43

11-7. TEST POINT DIAGRAM AND VOLTAGE
1. Outdoor electronic control P.C. board
MUZ-GA50VA MUZ-GA60VA MUZ-GA71VA
Discharge temperature thermistor (RT62)
700
600
500
400
300
200
100
0
0 10 20 30 40 50 60 70
Temperature (;)
LED 1
LED 2
CN801
325V DC
~
370V DC
Input
F801
FUSE
250V 3.15A
80 90 100 110 120
CN681
High pressure switch
MUZ-GA60VA-
E3
MUZ-GA71VA
Fin temperature thermistor (RT64)
200
180
160
140
120
100
80
60
40
20
0
0 10 20 30 40 50 60 70 80
Temperature (;)
43
Defrost thermistor (RT61)
Ambient temperature thermistor (RT65)
Outdoor heat exchanger temperature thermistor (RT68)
100
90
80
70
60
50
40
30
20
10
0
-20 -10 0 10 20 30 40
Temperature (;)
CN601
230V AC
Input
Serial signal
Room A
5~10V DC