Mitsubishi Electric PVA-A30AA4 Service Manual page 32

12-5-2. Indoor controller board
PVA-A30AA4
PVA-A36AA4
PVA-A42AA4
CN105
CN25
CNER
CN41
CN32
SWE
SW1
SW2
CN3C
CN22
CNF
CN90
CN4Y
SWE
SW1
SW2
CN105 Radio frequency interface
CN32 Remote start/stop adapter
CN22 For MA remote controller cable con-
CNXA2
CNXC2
CN51 Centralized control
CNXB2
CN41 JAMA standard HA terminal A
CN44 Thermistor
CN51
CN4F Float sensor
CN20 Thermistor (Inlet temperature)
CN24-2
CN24-1
CN2C
CN24-2
CN24-1
CN20
CN4Y For fan control
CN4F
CN3C Indoor-outdoor transmission
CN44
CN90 Wireless remote controller
CNXA2
CNXB2
CNXC2
CNXA1
CNXB1
CNXC1
CNER
CN2C
CN25
CNF
30
Emergency operation
Model selection
Capacity setting
nection
(10 - 13 VDC)
(liquid/condenser/evaporator
temperature)
1st Heater control (12VDC)
2nd Heater control
(0 - 24VDC)
Connect to the indoor controller board
Connect to the indoor controller board
Connect to the indoor controller board
Connect to the indoor power board
Connect to the indoor power board
Connect to the indoor power board
ERV controll
ERV input
Humidity conrol
Humidity input