Mitsubishi Electric MSZ-A09NA Service Manual page 23

8-7. Test point diagram and voltage
MSZ-A09NA MSZ-A12NA
MSZ-A17NA MSY-A15NA
Indoor electronic control P.C. board
Release of Auto restart
function
Solder the Jumper wire
to JR07.
(Refer to 7-3.)
Power monitor
receiver P.C.
board.
Emergency
operation switch
MSZ-A15NA
MSY-A17NA
Varistor (NR11)
SW P.C. board
23
Power supply input
208/230V AC
12V DC
Indoor coil thermistor [RT12 (MAIN), RT13 (SUB)]
Room temperature thermistor (RT11)
Temperature (˚F)
Fuse(F11)
Indoor fan motor
(CN211)
1294/325V DC
3(-) Fiducial terminal of
cathode side on measur-
ing high-voltage DC
415V DC
5(+)3-6V DC
6(+)0V DC or 15V DC
5V DC
Indoor coil thermistor
RT12(MAIN) 12
RT13(SUB) 34
(CN112)
Horizontal vane
motor(CN151)
Room temperature
thermistor(RT11)
}
Timer short mode
point JPG, JPS
(Refer to 7-1.)