Mitsubishi MXZ-2A52VA Service Manual Page 143

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143
MXZ-3A54VA MXZ-4A71VA MXZ-4A80VA MXZ-5A100VA
5. Outdoor Power board
325-370V DC
Output
(Red)
(White)
Connect to the compressor
Voltage among phases: 5V to
180V
Connect to the earth
CN5
Primary current detection
(Connect to the noise filter)
CN2
Connect to the controller board
(+)1-5(–): Signal transmission
(To electronic control P.C. board)
5V DC pulse wave
(+)2-5(–): Zero cross signal
3-4 : Not used
(+)6-5(–): 15V
(+)7-5(–): 15V
(+)
(–)
Signal reception (From
electronic control P.C. board)
5V DC pulse wave
)
CN3
Fin temperature thermistor RT64
1
3
325-370V DC
Output
(Red)
(White)
Connect to the compressor
Voltage among phases: 5V to 180V
Connect to the earth
CN5
Primary current detection
(Connect to the noise filter)
CN2
Connect to the controller board
(+)1-5(–): Signal transmission
(To electronic control P.C. board)
5V DC pulse wave
(+)2-5(–): Zero cross signal
3-4 : Not used
(+)6-5(–): 15V
(+)7-5(–): 15V
(+)
(–)
Signal reception (From
electronic control P.C. board)
5V DC pulse wave
)
CN3
Fin temperature thermistor RT64
1
3
0 1020304050607080
200
180
160
140
120
100
80
60
40
20
0
Resistance (kΩ)
Temperature (°C)
Fin temperature thermistor (RT64)
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