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10. Electronic Circuit Diagram
10.1 Indoor Unit
10.1.1
CS-NZ25YKE CS-NZ35YKE
FOR OUTDOOR POWER
FOR INDOOR POWER
SUPPLY CONNECTION
SUPPLY CONNECTION
TERMINAL
TERMINAL
BOARD
BOARD
L
L
N
N
1
2
3
R
G
W
Y/G (EVA)
Y/G (WITH CORE)
REAR VIEW OF TERMINAL BOARD
TEMP. FUSE 102°C
Y/G
BL
AC306 (BLK)
W
AC303 (WHT)
R
AC304 (RED)
G
G301 (GRN)
Y/G
SW01
EVAPORATOR
7
Y
B
M
W
BL
4
R
1
CN−FM
FAN MOTOR
(WHT)
BL
CN-DISP (YLW)
REMOTE CONTROLLER
5V
R210
IC201
47
5
1
@cirPi
OUT
4
2
@cirPi
VCC
3
C201
GND
47u
6.3V
KRE
GND-A
ELECTRONIC
CONTROLLER
(DISPLAY AND
RECEIVER)
ELECTRONIC CONTROLLER (WIFI MODULE)
CN-WLAN
(BLK)
1
3
8
GR
GR GR GR
5V
4
1
CN-WLAN
(WHT)
*C401
*R406
*R405
NONE
*C402
*C403
NONE
NONE
FUSE301
T3.15A L250V
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
RECTIFICATION
CIRCUIT
Q304
R305
PC303
1
4
7.5k
2
3
R304
R302
10k
4.75k
1%
ELECTRONIC CONTROLLER
(MAIN)
5V
5V
R38
*R89
510
R40
R119
10k
C3
0.1u
*C599
16V
B1
1
11
W W W W W W W W W W W
5V
11
CN-DISP (WHT)
1
GND-A
C202
5V
0.01u
16V
SEN201
B1
*R201
A
K
*LED201
*R202
A
K
*LED202
*R203
A
K
*LED203
*R204
A
K
*LED204
*R205
A
K
*LED205
*R206
A
K
*LED206
29
12V_1
5V
5V
*F301
R90
R82
10k
10k
*L6
*L5
C52
C51
1000p
1000p
*C56
50V
50V
*C57
B1
B1
5
1
5V
5V
CN–CNT
R37
(WHT)
10k
R54
270
*C45
4
1
CN–RMT
(WHT)
5
12
CN-STM1
IC06
12V
(WHT)
6
11
IC06
1
7
10
IC06
1
16
IC03
5
CN-STM3
12V
(BLU)
1
1
16
5
IC06
2
15
IC06
5V
3
14
6
IC06
4
13
IC06
1
C25
C27
R61
CN−TH
R62
1u
1u
15k
20k
*R63
*C28
(RED)
16V
16V
1%
1%
B3
B3
CN-NANO
12V
*Q18
(YLW)
*F303
1
*C65
*R109
*Q21
C
4.7k
B
*Q20
C
10K
50V
100mA
4.7k
E
B
4
*C598
C14
50V
10K
G7
100mA
E
G7
Sensor (Thermistor)
Characteristics
70
Pipe temp. Sensor
60
Intake Air Temp. Sensor
50
40
30
20
10
0
-10
0
10
20
30
40
Temperature (°C)
1
BR
R
UP DOWN LOUVER
M
O
MOTOR (OUTER)
Y
P
5
1
BR
R
M
UP DOWN LOUVER
O
Y
MOTOR (INNER)
P
5
PIPING TEMP. SENSOR 2 (THERMISTOR)
t°
BLACK FLEXIBLE PIPE (UPPER)
PIPING TEMP. SENSOR 1 (THERMISTOR)
t°
WITHOUT FLEXIBLE PIPE (LOWER)
SUCTION TEMP. SENSOR (THERMISTOR)
t°
BL
5
1
W
CN2
CN1
W
(WHT)
(WHT)
B
NANOE ION
BL
2
P
GENERATOR
1
W
50
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