Mitsubishi Electric PUHZ-ZRP35VKA Service Manual page 73

Outdoor controller circuit board
PUHZ-ZRP60/71VHA
PUHZ-ZRP100/125/140VKA
PUHZ-ZRP100/125/140YKA
PUHZ-ZRP100/125/140YKAR1
SW1
Forced defrost,
SW7
detect history Demand control setting
record reset,
refrigerant address
SW6
Model select
SW4
Test operation
SWP
Pump down
SW5
Function switch
SW8
Pipe replace
Wiring replace
CNM
Connect to A control
service tool
CNMNT
Connect to
M-NET adapter (CN5)
CNVMNT
Connect to
M-NET adapter (CND)
LEV-A,B
Linear expansion valve
TH4
Thermistor
<Discharge>
TH3
Thermistor
<Outdoor pipe>
TH7/6
Thermistor
<Outdoor/
2-phase pipe>
63H
High pressure switch
TH32
Thermistor
<Comp. surface>
TH33
Thermistor
<Outdoor pipe>
(For RP35-140)
V
FG
(Voltage between
right pins of PC5C
and PC5D, pin 3
and pin 4)
(Same as
7 4
(CNF1 (+)- (-))
V
SP
(Voltage between pins
of C5A, C5B): DC 0V
(when stopped), DC 1–
6.5V
CNF1, CNF2
(when operated)
Connect to the fan motor
1-4: 250-330V DC
5-4: 15V DC
6-4: 0-6.5V DC
7-4: 15V DC (When stopped)
OCH527B
CNDM
1 to 2: Input of low-level sound priority mode
1 to 3: Input of external contact point
7.5V DC (When operated)
(0V-15V pulse)
+ -
CNDC
250-330V DC
Communication power supply
(1+, 3-)
D71 Voltage
(Outdoor power circuit
24V DC
board for ZRP60/71V)
(Noise filter circuit board
for ZRP100-140Y)
73
<CAUTION> TEST POINT1 is high voltage.
CN51
External signal output
• Compressor operating signal
• Abnormal signal
CN52C
(Connect to the noise
filter circuit board
(CN52C)) (ZRP60/71V)
LEV-C
Linear expansion valve
(For ZRP140)
CN4
Transmission to out-
door power circuit
board (CN4)
21S4
Four-way valve
CN2
Connect to the outdoor
power circuit board (CN2)
1-5: Reception from
2-5: Zero cross signal
3,4: Not used
6-5: 16V DC
7-5: 16V DC
CNAC
2 to 4: Power supply for
outdoor controller circuit
board (230V AC)
1 to 3: Power supply for
indoor and outdoor unit
connection wire
(230V AC)
CNS
S1-S2: 230V AC
power circuit board
(0-5V DC)