Obh799 - Mitsubishi Electric MSZ-AP15VF-E1 Service Manual

10-7. TEST POINT DIAGRAM AND VOLTAGE
MSZ-AP15VF MSZ-AP20VF
Indoor electronic control P.C. board
Power supply/
serial cord (CN201)
Indoor coil thermis-
tor RT12, RT13
(CN112)
Room temperature
thermistor RT11
(CN111)
Vane motor
(CN151)
12 V DC
GND
5 V DC
Timer short mode
JPG JPS
(Refer to 8-1.)
SW P.C. board
Display P.C. board
Emergency operation
switch (E.O. SW) (SW1)

OBH799

Fuse (F11)
T3.15AL250V
230 V AC
Receiver P.C. board
29
Varistor (NR11)
Connector for optional
interface (CN105)
To disable "Auto restart function",
solder the Jumper wire to JR07 (
(Refer to 8-3.)
Room temperature thermistor (RT11)
Indoor coil thermistor (RT12, RT13)
Resistor
(R111)
Indoor fan motor
(CN211)
(+) 0 V DC or
15 V DC
(+) 2-6 V
15 V DC
(–) Fiducial
terminal of
cathode side
on measuring
high-voltage
DC
(+) 325 V DC
)
Temperature (°C)