Msz12Un Indoor Electronic Control P.c. Board - Mitsubishi Electric Mr.Slim MSZ09UN Service Manual

TEST POINT DIAGRAM AND VOLTAGE
MSZ12UN
Indoor electronic control P.C. board
Very
Med. Low High
Low
8 7 5 6 4
Fan motor
C11
3 2 1
Varistor(NR11)
Fuse(F11) 250V AC 3.0A
CN201
}
Power supply input 115V AC
+ }
JP17
12V DC
JP16
--
JP11 + }
--
JP24
CN104
Auto restart function
}
Disconnect the AUTO RESTART ASSY
JHA
from CN104, and solder the Jumper wire
to JHA.(Refer to page 40.)
Emergency operation switch
}
JPS
Timer short mode point
(Refer to page 39.)
JPG
Indoor coil thermistor(RT12)
Room temperature thermistor(RT11)
Room temperature thermistor (RT11)
Indoor coil thermistor (RT12)
32 50 68 86 104 122 140
57
5V DC
F