Logitech MSZ-A09NA Test point diagram and voltage, Indoor electronic control P.C. board

8-7. Test point diagram and voltage

MSZ-A09NA MSZ-A12NA MSZ-A15NA MSZ-A17NA MSY-A15NA MSY-A17NA

Indoor electronic control P.C. board

Varistor (NR11)

Cement resistor (R111)

Release of Auto restart function

Solder the Jumper wire to JR07

(Refer to 7-3.)

Power monitor receiver P.C. board

Emergency	SW P.C. board
operation switch

Power supply input
208/230 VAC	Fuse (F11)
}	250 V 3.15 A

Indoor fan motor (CN211)

294/325 VDC

(-) Fiducial terminal of cathode side on measur- ing high-voltage DC

15 VDC

(+)3-6 VDC (+)0 or 15 VDC

5 VDC

Indoor coil thermistor RT12(MAIN) RT13(SUB) (CN112)

Horizontal vane motor(CN151)

Room temperature thermistor (RT11)

}Timer short mode point JPG, JPS (Refer to 7-1.)

12 VDC

Indoor coil thermistor [RT12 (MAIN), RT13 (SUB)]

Room temperature thermistor (RT11)

Resistance (k )

Temperature (°F)

23