
38
10. Electronic Circuit Diagram
10.1 Indoor Unit
70
60
50
40
30
20
-10
0
10
20
30
40
50
10
0
Re
s
is
ta
n
c
e
(k
Ω
)
Sensor (Thermistor)
Characteristics
Pipe temp. Sensor
Intake Air Temp. Sensor
Temperature (°C)
tº
tº
tº
SW01
GROUNDING
TERMINAL
GROUNDING
TERMINAL
TO OUTDOOR UNIT
POWER SUPPLY
TERMINAL
BOARD
S1
N
L1
2
3
TEMP. FUSE
102
º
C 3A
TEMP. FUSE
102
º
C 3A
Y/G
Y/G
EVAPORATOR
BR
GR
Y
W
20A 250V
FUSE500
20A 250V
FUSE501
RY-PWR
ELECTRONIC CONTROLLER (SUB)
RY-PWR2
(GRAY)
ACN501
(WHITE)
ACN502
(YELLOW)
AC302
(BROWN)
ACL501
(BLACK)
AC306
BLACK
CN-DATA 1
(WHT)
CN-DATA 1
(YLW)
CN-DATA 2
(YLW)
CN-DATA 2
(WHT)
CN1
(WHT)
HIGH VOLTAGE POWER SUPPLY
CN2
(WHT)
NANOE
GENERATOR
ELECTRONIC
CONTROLLER
(ECO SENSOR)
ELECTRONIC
CONTROLLER
(COMPARATOR)
ELECTRONIC
CONTROLLER
(ECO SENSOR)
CN-NANO
(GRN)
1
1
1
1
2
1
4
5
3
1
5
1
3
3
5
W W W
W W W W W
P
W
W
W
Y
O
R
BR
W
G
R
R
R
O
O
O
Y
Y
Y
P
P
P
Y
GR
BR
BR
BR
BR
W
W
W
W
W
BL
B
W
BL
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
4
4
4
4
5
5
5
5
6
5
5
5
5
1
3
3
3
CN-SENS2
(YLW)
CN-SENS2
(YLW)
CN-SENS1
(YLW)
CN-SENS1
(WHT)
CN-MSENS
(BLU)
CN-MSENS
(BLU)
CN-RMT
(WHT)
CN-CNT
(WHT)
CN-STM1
(WHT)
CN-STM2
(YLW)
CN-STM3
(BLU)
CN-TH
(RED)
M
M
M
PIPING TEMPERATURE SENSOR 2 (THERMISTOR)
PIPING TEMPERATURE SENSOR 1 (THERMISTOR)
SUCTION TEMPERATURE SENSOR (THERMISTOR)
UP DOWN LOUVER
MOTOR (OUTER)
UP DOWN LOUVER
MOTOR (INNER)
LEFT RIGHT
LOUVER MOTOR
NOISE FILTER
CIRCUIT
RECTIFICATION
CIRCUIT
ELECTRONIC CONTROLLER (MAIN)
COMMUNICATION
CIRCUIT
FUSE301
T3.15A L250V
AC306 (BLK)
AC303 (WHT)
AC304 (RED)
G301 (GRN)
W
R
G
FAN MOTOR
BL
W
W
W
W
W
W
W
W
W
W
W
B
R
Y
7
6
5
4
4
4
1
1
1
1
1
6
6
CN-RCV
(YLW)
CN-FM (WHT)
CN-RCV
(WHT)
CN-DISP
(WHT)
CN-DISP
(YLW)
ELECTRONIC
CONTROLLER
(DISPLAY)
REMOTE CONTROLLER
LIGHT SENSOR
ELECTRONIC
CONTROLLER
(RECEIVER)
M
(FOR Z20/25/35/42TKEW &
XZ20/25/35TKEW ONLY)
TH303
RY-PWR2
RY-PWR
1
2
NTC
23
43
E
C
B
R201 1k
R222 0
R202 1k
R203 1k
R204 1k
R214
R221
LED203 White
LED204
White
LED202 White
LED201 White
Q1
GND-A
5V
Power
Timer
nanoe/nanoe-G
econavi
gnd
GND-A
5V
13V
A
K
A
K
A
K
A
K
R37
10k
C45
C49
R54
270
5V
5V
12V
RY-PWR
12V
43
R209
47
R214
1.0k
1%
R213 JP204
GND-A
GND-A
GND
IC201
GP1UM262R
GND
GND
GND-A
1
4
5
Vout
Vcc
2
3
KB
C202
0.01u
16V
KRE
C201
47u
6.3V
5V_
5V_
C410
1000p
50V
KB
G2
5V_3
C410
1000p
50V
KB
G2
5V_3
KB
C402
0.1u
25V
KB
C404
0.1u
25V
KB
C403
0.1u
25V
R401
27.0k
1%
R402
10.0k
1%
R403
13.0k
1%
G2
GND
VCC
G2
G2
G2
5V_3
5V_3
5V_3
5V_3
3
2
5
6
7
8
1
4
4
GND
VCC
3
2
5
6
7
8
1
NJM2903M (TE1)
NJM2903M (TE1)
G2
5V_3
IC402
IC402
IC401
IC401
C65
0.1u
25V
B1
C67
1000p
50V
JB
C66
1000p
50V
JB
R109
33k
R108
33k
Q18
Q21
Q20
D
G
C
4.7k
4.7k
10K
10K
C
E
E
B
B
S
F303
32V
500mA
50V
100mA
50V
100mA
G7
G7
G7
C40
0.1u
G2
R77
10k
R78
1k
R74
10k
R75
1k
C41
1000p
C44
1000p
5V
R89
NONE
R40
0
JR4
0
R58
1M
1%
C14
1000p
50V
B1
C3
0.1u
16V
B1
5V
5V
12V
3
4
5
6
7
2
1
16
15
14
13
12
11
10
IC06
IC06
IC06
IC06
IC06
IC06
IC06
IC06
G7
12V
R112
10k
C67
1000p
50V
5V
R113
1k
5V
R62
15k
1%
R61
20k
1%
R63
20k
1%
C25
1u
16V
B3
C27
1u
16V
B3
C28
1u
16V
B3
R90
10k
R82
10k
L6
L5
C57
C52
1000p
50V
B1
C51
1000p
50V
B1
F301
32V
500mA
5V
5V
12V
5V
Power
Timer
nanoe
econavi
GND
R30
1k
R47
68 1/2W 68 1/2W
R46
1
2
BZ01
A48PKM17EPP
12V
5V
3
4
5
6
7
2
1
16
15
14
13
12
11
10
IC05
IC05
IC05
IC05
IC05
IC05
IC05
IC05
12V
3
4
5
6
7
2
1
16
15
14
13
12
11
10
IC03
IC03
IC03
IC03
IC03
IC03
IC03
IC03
(FOR Z50/71TKEW & XZ50TKEW ONLY)
ELECTRONIC
CONTROLLER
(RECEIVER &
DISPLAY)
LIGHT SENSOR
LED201
A
K
LED202
A
K
LED203
A
K
LED204
A
K
R222
R221
R204
R214
R223
Q1
R203
R202
R201
E
C
B
GND
1
4
5
VOUT
VCC 2
3
E
C
GND-A
GND-A
5V
C402
0.01u
16V
B1
C401
47u
6.3V
KRE
R409
47
GND-A
GND-A
5V
13V
5V
R414
R410
R411
R412
R413
JP401
JP402
JP403
JP404
SEN201
IC401
1
8
CN-DISP
(WHT)
4
1
CN-RCV
(YLW)
1
6
CN-DISP
(YLW)
W
W
W
W
W
W
W
W
AMP Air Conditioning
www.ampair.co.uk | [email protected]