Mitsubishi Electric MSZ-A18YV Service Manual page 19

TEST POINT DIAGRAM AND VOLTAGE
MSZ-A18YV - MSZ-A24YV -
E1
Indoor electronic control P.C. board
TYPE 2
Fuse (F11)
250 VAC 3.15A
R132
+
{
12 VDC
To disable "Auto restart
function", solder jumper
wire to JR07.
(Refer to 7-3.)
OB345A
MSZ-A26YV -
E1
Receiver P.C. board
CN301
E1
19
Fan motor power supply
(CN211)
}
Power supply input
230 VAC
+
}
5 VDC
Room temperature
thermistor (RT11)
Indoor coil thermistor
(RT12 (main))
Indoor coil thermistor
(RT13 (sub))
CN121
Vane motor
power supply
(CN151)
Emergency
operation
switch
Timer short
mode point
(JPS, JPG)
(Refer to 7-1.)
Indoor coil thermistor
(RT12 (main), RT13 (sub))
Room temperature thermistor (RT11)