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Fig. 2
Fig. 1
CS-C73K/C93K/C1233K
CS-C73K/C93K/C123K
ELECTRONIC CIRCUIT DIAGRAM
•
CS-C73KE / CU-C73KE
•
CS-C93KE / CU-C93KE
•
CS-C123KE / CU-C123KE
CS-C73K/C93K/C123K
CS-C73K/C93K/C123K
Fig. 3
OLP Characteristics
(Compressor)
0
10
20
30
40
50
60
70
0
10
20
30
40
50
-10
Senser (Thermistor)
Characteristics
Resistance (k )
Temperature (
°
C)
1
2
Intake Air Temp. Sensor
Pipe Temp. Sensor
1
2
1
A
B
C
D
E
F
G
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
0.3
0.5
0.7
1
3
5
CS-C73K ( CWA 12343 )
20
40
60
80
100
120
140
3
20
40
60
80
100
120
140
5
7
10
CS-C93K ( CWA 12344 )
0.3
20
40
60
80
100
120
140
0.5
0.7
1
3
2
5
CS-C123K ( CWA 12352 )
R35
330
330
330
330
330
R37
R39
R38
R36
ANI2
ANI3
ANI4
ANI5
ANI6
AN17
AVdd
AVref
P20/SI1
P21/SO1
P22/SCK1
P23
P24
NC
NC
NC
P30
P31/T01
P32/T01
P33/TI1
P34/TI2
P35/PCL
P36/BUZ
P37
Vss
P40
P41
P42
P43
P44
P45
P46
P65
P64
P63
P62
P61
P60
P57
P56
Vss
P55
NC
P53
P52
P51
P50
P47
46
41
42
43
44
45
(MX-9)
A54LNK3171B
A54LNK2172B
ECONOMY
(PH-6)
STEPPING MOTOR DRIVE
REMOTE CONTROL NO.
SHORT
SHORT
OFF
ON
ON
OFF
OFF/ON
TIMER
SLEEP
POWERFUL
CHECK PIN
(GND)
10
7
12
5
11
6
9
g
f
e
CN-STM
1
2
3
4
5
5
4
3
2
1
(MX-5)
(ZH5)
AIR TEMP. SENSOR
(15k 3950)
(20k 3950)
PIPE TEMP. SENSOR
R32
102k
RECEIVER
INDICATOR
a
b
c
d
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN-DISP
1
2
3
4
5
6
9
8
3
14
2
15
1
16
4
13
(PH4)
4
3
2
1
1
3
IC5
A52A2003GR2
RX1
24k
R30
26.1k
R31
10k
R28
JX2
SW1
5.1k
R16
1k
R17
0.01
µ
C19
16V
10
µ
C15
–
+
15k
R26
R27
20k
+
–
C16
10
µ
16V
(MX-3)
PH302C
330
0.01
µ
0.01
µ
FO
VCC2
OUT
VCC1
GND
CO
IN-
IN+
47
µ
6.3V
–
+
137k
5
6
7
8
4
3
2
1
CN-RCV1
2
CN-DISP
8
7
6
5
4
3
2
1
SW1
RX1
CN-TH
1
2
3
4
MAIN
P66
P67
RESET
NC
P01/INTP1
P02/INTP2
P03/INTP3
Vdd
X2
X1
IC
NC
NC
AVss
ANI0
ANI1
GRN
ORG
ORG
ORG
RED
0.01
µ
C10
10k
R15
R14
2k
SW3
10k
R12
R13
10k
C8
0.01
µ
AUTO
PUMP DOWN
SW2
R29
24k
0.01
µ
C17
TEST
R8
1k
R9
10k
150k
R34
X1
8MHz (27pF X 2)
R41
10k
+
–
C22
10
µ
0.01
µ
C23
16V
A438LM31A02T
L1
16V
C19
0.01
µ
10
µ
C18
–
+
BZ1
BZ
1k
R23
b
e
2.2k
R22
D1
RY-PWR
ERA15-01
c
R21
6.2k
2SD148-4X
Q4
IC2
5
6
8
3
1
RS
D6
D1
R/B
CS
SK
4
Vcc
GND
2
7
C14
0.1
µ
A52BR9020F
JX1
R24
10k
RY-H
c
b
e
10k
4.7k
Q7
A55DC143XKTX
Q6
4.7k
10k
e
b
c
RY-M
RY-SHI
SSR1
78A05
IC4
G
I
O
(NHG)
16V
100
µ
C3
–
+
5V
12V
O
I
G
IC5
C1
3300
µ
35V
(NHG)
78N12H
+
–
+
–
S1VD20
DB1
DC114EKTX
Q1
4.7k
10k
e
b
c
0.1
µ
C4
5.1k
R1
R2
10k
C5
0.022
µ
Q2
2SC2412KTX
c
e
b
R4
100k
1.0k
R3
C2
470
µ
25V
(NHG)
50V
1
µ
C5
–
+
b
e
c
2SC2412KTX
Q3
10k
R5
R6
12k
6.2k
R7
13k
R10
0.01
µ
C7
ZD1
7.5EL1
FUSE
THERMAL
113
°
C
MAIN SWITCH
50/60Hz
2
1
AC 220-230V
(VH-1)
(GREEN)
YELLOW
BROWN
ORANGE
WHITE
RED
MOTOR
FAN
CN-FM
7
6
5
4
3
2
1
3
2
BLUE
(GREEN)
CN-C
1
(VH-3)
CN-FUSE1
2
1
RY-PWR
FUSE
3.15A
AC
(WHT)
511U
ZNR2
SSR1
A56W2DEH1-5
RY-SHI
RY-H
CR1
0.022
µ
RY-M
T1
5
10
6
3
511U
ZNR1
CR2
CR3
CR4
120
120
0.022
µ
120
0.022
µ
120
0.022
µ
1 2
CN-FUSE2
102
°
C
FUSE
THERMAL
1.5
µ
400V AC
C-FM
3.15A
FUSE
BLUE
FAN MOTOR
YELLOW
CAPACITOR
RED
BLUE
COMPRESSOR
CAPACITOR
BLUE
BLUE
RED
YELLOW
GRY
OVER LOAD
1
2
PROTECTOR
AIR SWING
MOTOR
RY-PWR DRIVE
RELAY DRIVE
REGULATOR
REGULATOR
POWER CLOCK
GENERATOR
RELAY DRIVE
A55DC143XKTX
GENERATION
RESET SIGNAL
RESET SIGNAL
GENERATION
GROUND
BUZZER
RY-PWR
RY-SHI
RY-H
RY-M
SSR
SIGNAL
AUTO RESTART
POWER
SIGNAL
DRIVE
MOTOR
STEPPING
RESET
REMOTE-CONTROL
POWER CLOCK INPUT
COMMAND INPUT
OSC
8 MHz
PIPE TEMP
INTAKE AIR TRMP
SIGNAL
RELAY DRIVE
RELAY DRIVE
DISPLAY
DISPLAY
TIMER SHORTEN
AUTO OPERATION
PUMP DOWN
A52D0001G502
IC1
+
–
~
~
Fig.2
Fig.2
Fig.1
5
12
Intake Air/ Indoor Heat
Temperature (
°
C)
V
oltage (V)
Temp. Data
Intake Air
3
4
2
1
0
10
20
30
40
50
60
70
Indoor Heat Exchanger
Temp. Data
Exchanger Temp.
ECD
6/21/00, 10:51 AM
1