Mitsumi electronic MU09NW User Manual
38
TEST POINT DIAGRAM AND VOLTAGE
MS12NN, MS15NN, MS17NN
Indoor electronic control P.C. board
MS12NN, MS15NN, MS17NN
Indoor electronic control P.C. board
Fuse AC250V 3.0A
Power supply input AC115V
+
--
}
DC5V
Indoor coil thermistor (RT12)
Time short mode point
Room temperaure thermistor (RT11)
DC12V
32
F
50 68 86 104 122 140
}
Room temperature thermistor (RT11)
Indoor coil thermistor (RT12)
Indoor coil thermistor (RT12)
Varistor(NR11)
CN201
+
--
}
8 7 5 6 4 3 2 1
Me Lo Hi
Fan motor power supply
}
JP7
JP9
JP24
JP11
CN112
JPG
JPS
CN111
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