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MINI 4 WAY AJN***NDEHA Indoor Unit
1
(1) Main power input
1(L):Phase L
( 2
) N
P :
a h
e s
N
(5) Eva in/out sensor
1:EVA IN temperture sensor
2,4,6
G :
N
D
3:EVA OUT temperture sensor
5:EVA discharge
(
) 9
V
E
N
T
1
D :
C
2 1
V
2:VENT_OUT
(13) Human Sensor
1
D :
C
2 1
V
2
C :
o
m
_ 4
T
X
D
3:Com4_RXD
4:Human sensor reset
5:GND
5-6
2
3
(2) BLDC fan
1:DC310
V
2
N :
t o
s u
d e
3:AGND
4:DC15V
5:FAN PRM
6:PRM FEEDBACK
(6) Room temperature
1:Room remperature sensor
2
G :
N
D
1 (
0
)
P
n a
l e
a l f
s p
1
D :
C
2 1
V
2-5: Louver control signal
6
D :
V
2 1
V
7-10:Louver control signal
(14) External
, 1
3
D :
C
2 1
V
: 2
r E
o r
_ r
C
H
K
_
O
U
T
3
C :
o
m
_ p
C
H
K
_
O
U
T
6
8
9
4
5
7
(3) Earth wire
1
G :
N
D
(7) S/W download
S/W download
1 (
) 1
S
I P
1
2 ,
G :
N
D
3:SPI CONTROL
4
N :
t o
U
s
d e
(15) External
1
E :
X
T
_
C
T
R
L
2
G :
N
D
10
13
14
12
11
13
15
(4) Float switch
1
l F :
a o
_ t
S
W
2
G :
N
D
(8) Panel display
1:DC12V
2
5 -
L :
E
D
o c
t n
l o r
i s
n g
l a
6:REMOCON signal out
7,8:Not used
9:REMOCON_INT
10:GND
11:Vcc
1 (
) 2
D
a r
n i
P
u
m
p
1
D :
C
2 1
V
2:DRAOM_PUMP_OUT
(16) COM1,COM2,V1,V2
F
3-F4: Com2
V
1
V -
2
D :
C
2 1
V
F
1
F -
2
C :
o
m
1
Samsung Electronics
16
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