Mitsubishi Electric Mr. Slim PUHZ-ZRP35VKA Service Manual page 74

Outdoor controller circuit board
PUHZ-ZRP60VHA
PUHZ-ZRP60VHAR1
PUHZ-ZRP60VHAR1-ER
PUHZ-ZRP60VHAR1-ET
PUHZ-ZRP100VKA
PUHZ-ZRP100YKA
PUHZ-ZRP100YKAR1
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>
V
FG
(Voltage between
right pins of PC5C
and PC5D, pin 3
and pin 4)
(Same as
(CNF1 (+)- (-))
7 4
V
SP
(Voltage between pins of
C5A, C5B):
0 V DC (when topped),
1– 6.5 V DC
CNF1, CNF2
(when operated)
Connect to the fan motor
1–4: 250–330 V DC
5–4: 15 V DC
6–4: 0–6.5 V DC
7–4: 15 V DC (When stopped)
OCH527C
PUHZ-ZRP71VHA
PUHZ-ZRP71VHAR1
PUHZ-ZRP71VHAR1-ER
PUHZ-ZRP71VHAR1-ET
PUHZ-ZRP125VKA
PUHZ-ZRP125YKA
PUHZ-ZRP125YKAR1
CNDM
1–2: Input of low-level sound priority mode
1–3: Input of external contact point
7.5 V DC (When operated)
(0–15 V pulse)
PUHZ-ZRP140VKA
PUHZ-ZRP140YKA
PUHZ-ZRP140YKAR1
+ -
CNDC
250–330 V DC
Communication power supply
(1+, 3-)
D71 Voltage
(Outdoor power circuit
24 V DC
board for ZRP60–140V)
(Noise filter circuit board
for ZRP100-140Y)
74
<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)/ outdoor
power circuit board
(CN52C) (ZRP100–140V)
LEV-C
Linear expansion valve
(For ZRP140)
CN4
Transmission to out-
door power circuit
board (CN4)
21S4
4-way valve
CN2
Connect to the outdoor
power circuit board (CN2)
1–5: R eception from
2–5: Z ero cross signal
3,4: Not used
6–5: 16 V DC
7–5: 16 V DC
CNAC
2–4: Power supply for
outdoor controller circuit
board (230 V AC)
1–3: Power supply for
indoor and outdoor unit
connection wire
(230 V AC)
CNS
S1–S2: 230 V AC
power circuit board
(0–5 V DC)