CS-MC90KH, CU-MC140KH, CS-MC90KH, CU-MC180KH, CS-MC90KH, CU-3MC200KH - Panasonic Air Conditioner Service Manual (repair manual). Page 81

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P20
P21
P22
P23
P24
P25
P26
P27
P30
P31
P32
P33
P34
P35
P36
P37
P40
P41
P42
P43
P44
P45
P46
P47
P50
P51
P52
P53
P54
P55
V  
SS
SS
V  
AV
AV
P17
P16
P15
P14
P13
P12
P11
P10
AV
P04
XT2
IC(V  )
X1
X2
V
P02
P01
P00
P67
P66
P65
P64
P63
P62
P61
P60
P57
P56
REF
DD
SS
PP
DO
1
2
3
4
5
6
7
8
DO
DI
SK
CS
GND
RS
R/B
V  
CC
R21
10K
A54BR9011B
IC4
J2
+
–
C10
10V
100
µ
µ
PD780001CW
IC1
RX
SW3
A
B
REMOTE CONTROL
NO.
RA1
10k X 3
J1
CWA
43036
L1
RX
SW3
REMOCON NO.
0
1
2
3
OFF
OFF
ON
ON
10k
10k
CN-TH1
(XH-4)
(YELLOW)
4
3
2
1
Fig.1
PIPE
TEMPERATURE
SENSOR (20k,3950)
INTAKE
AIR TEMPERATURE
SENSOR (15k,3950)
R7
20k
+
–
C8
16V
10
µ
10
µ
16V
C15
–
+
15k
R6
J5
R19
5.1k
R5
10k
R18
150k
X1 8MHz
(30pF X 2)
+
–
C4
50V
1
µ
R13
1k
R26
100k
b
e
c
ZD1
7.5EL1
R25
10k
RESET SIGNAL
2SC1740S
Q4
GENERATION
1
2
3
CN-RCV
+
–
C7
10V
100
µ
C14
0.01
µ
R12
1k
10k X 3
RA2
CN-DISP
1
2
3
4
(KR-3)
R16
5.1k
2
1
NH-2
CN-TEST
R10
1k
0.01
µ
C17
SW2
(PUMP DOWN SW)
R8
1k
3
2
1
(PH-3)
CN-RCV
1
2
3
4
8
7
6
5
IN+
IN-
CO
GND
Vcc1
OUT
Vcc2
F0
0.01
µ
0.01
µ
PD
PH302C
(SHIELD CASE)
137k
+
–
6.3V
47
µ
µ
PC2800AGR
IC
RECEIVER
1
2
3
4
CN-DISP
(RED)
(ORANGE)
(ORANGE)
ON/OFF
TIMER
SLEEP
INDICATOR
(PH-4)
(KR-4)
CN-STM
1
2
3
4
5
(KR-5)
(GREEN)
STEPPING MOTOR
(HORIZONTAL VANE)
a
b
c
d
13
4
12
5
11
6
7
10
µ
PA2003C
IC3
R4
330
R3
330
R2
330
L2
CWA43036
C11
0.1
µ
1
16
2
15
R30
6.2k
R29
2.2k
c
e
b
+
–
D2
ERA15-01
RY-C
  
  
 
  
5V
O
G
I
+
–
C2
10V
100
µ
REGULATOR
AM78M05
IC2
5
12
470
µ
25V
C5
–
+
I
G
O
12V
10k
10k
b
e
c
Q2
UN4211
 
    
   
     
  
+
–
C1
35V
2200
µ
C12
0.1
µ
R14
5.1k
+
–
~
~
AN78M12
IC5
DB1
S1VB10
CN-FUSE
1
2
3
2
1
(XH-3) BLUE
CN-T
(VH-2)
TEMPERATURE
FUSE
AC
(BLACK)
RY-C
T (BLK)
T
 (BLK)
FUSE
3.15A
ZNR1
ERCZ100K471
     
TRANSFORMER
FUSE 99
°
C
TEMPERATURE
(WHT)
OLP
(BRW)
AC
ELECTRONIC CIRCUIT
CS-MC90KH/MC140KH/MC180KH/3MC200KH
J9890971    45%
CI-MC140KH.DWG
9
8
GND
CHECK PIN
MICRO COMPUTER
CWA40C237
CWA
00106
REGULATOR
Fig.2
Fig.2
DISPLAY
GND
AUTO OPERATION
TEST RUN
TIMER SHORTEN
STEPPING
MOTOR
DRIVE
SIGNAL
RESET
REMOTE- CONTROL
COMMAND INPUT
INPUT
POWER CLOCK
POWER
OUT
IN
8MHz
OSC
PIPE TEMP.
INTAKE AIR TEMP.
REMOTE- CONTROL
NO. DETECTION
RELAY DRIVE
SIGNAL
AUTO RESTART
102
°
C
5
5
0
0
2.5
2.5
5
2.5
5
0
5
0
5
0
5
5
5          
5
5 
5
5
0
12
19
AC
14
STEPPING MOTOR DRIVE
RESET
BUZZER
–
+
C23
100
µ
10V
330
R9
1k
c
e
b
R11
11k
R31
6.2k
C3
0.01
µ
0.01
µ
C18
+
–
C22
10V
100
µ
+
–
C9
10V
100
µ
C24
0.01
µ
R20 24k
R24 43.2k
SIDE A : ON
SIDE B : OFF
100
µ
15V
C13
–
+
470
µ
35V
C16
14
3
e
f
R15
1k
BZ
R17
47
2W
RY-M
RY-H
SSR
10k
4.7k
c
b
e
Q3
UN421F
(ECQV)
P
L
(VH-3)
1 2 3
CN-C
ERCZ100K
ZNR2
471
SSR
A56Y2DEH-5
RY-H
1
2
3
4
5
6
7
RY-M
 
  
   
    
CR1
CWA59015
CN-FM
(GREEN)
RED
BLUE
YELLOW
BROWN
ORANGE
BLACK
(GREEN)
(VH-1)
C-FM
450V
1
µ
g
BZ1
CWA48004
CWA01059
RESET SIGNAL
GENERATION
Q5
2SC1740S
P03
5
SSR DRIVE
BUZZER DRIVE
RELAY DRIVE
&
IC3
µ
PA2003C
+
-
0.022
µ
C19
R1
10k
(AUTO SW)
SW1
CWA01059
RY-C DRIVE
2SC1741A
Q1
RY-M
RY-H
RELAY
DRIVE
SIGNAL
RY-C
POWER CLOCK
GENERATOR
0
1
2
3
OUTDOOR UNIT
TERMINAL
YELLOW
BLUE
RED
MARK
COMPRESSOR
TERMINAL
1
2
1
2
1
2
UNIT A1
INDOOR
TO
TO
INDOOR
UNIT A2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A1
A1
A2
A2
B
B
AC
(RED)
(RED)
AC
(BLUE)
AC
(BLUE)
AC
(YEL)
AC
(YEL)
AC
R2
47k 2W
R3
47k 2W
47k 2W
R5
47k 2W
R4
R6
47k 2W
47k 2W
R1
PC1
TLP620-1G4
TLP620-1G4
PC2
TLP620-1G4
PC3
1
2
3
4
1
2
3
4
1
2
3
4
R7
10k
+
–
C9
10
µ
16V
16V
10
µ
C10
–
+
10k
R9
R11
10k
+
–
C11
10
µ
16V
R8
1k
R10
1k
R12
1k
J2
R17
1k
R18
1k
NH-2
TEST
2
1
SW1
AUTO
MANUAL
10k x 5
RA1
R15
150k
X1
4KHz
A52C401828CP
IC1
RESET
IRQ
PA 7
PA 6
PA 5
PA 4
PA 3
PA 2
PA 1
PA 0
PB 5/SDO
PB 6/SDI
PB 7/SCK
Vss
Vdd
OSC 1
OSC 2
TCAP/PD 7
TCMP
PD 5
PC 0
PC 1
PC 2
PC 3/AD 3
PC 4/AD 2
PC 5/AD 1
PC 6/AD 0
PC 7/VREFH
R14
10k
Q5
DTC113ZS
DTC113ZS
Q4
D10
D9
RY-VA1
RY-VA2
RY-CA
D7
RA15-01
RA15-01
D8
RY-CB
R19
2.2k
R21
2.2k
R22
10k
R20
10k
Q1
2SC1741R
2SC1741R
Q2
+
–
C4
470
µ
50V
35V
470
µ
C5
–
+
R23
82
2W
2W
82
R24
Q3
DTC113ZS
RY-FM
D11
Q6
2SC1740S
2SC1740S
Q7
R26
6.2k
R25
6.8k
C6
0.01
µ
7.5EL1
ZD1
R27
10k
R28
100k
R16
1k
R13
10k
5V
O
G
I
+
–
C7
1
µ
50V
+
–
C3
100
µ
16V
IC2
78N05
25V
470
µ
C2
–
+
35V
2200
µ
C1
–
+
78M12H
IC3
I
G
O
12V
+
–
~
~
DB101
S1VB20
RED
VH-2
CN-T
RED
T(BLK)
T(BLK)
TRANSFORMER
ZNR1
511
FUSE
3.15A
250V
RY-CA
RY-CB
P
L
P
L
AC(BLU)
120
0.033
µ
RY-FM
CR1
CR3
0.033
µ
120
CR2
0.033
µ
120
RY-VA2
RY-VA1
FM(BLU)
FM(YEL)
CN-V
VH7-4
1
3
5
7
(GRN)
L
N
POWER SOURCE
AC240~220V
50Hz
CAPACITOR
RED
OLP B
BLU
YEL
YEL
COMPRESSOR B
COMP-B
(YEL)
(WHT)
COMP-A
AC(WHT)
WHT
BLU
A
B
V-COIL COMPLETE
GRY
BLU
CAPACITOR
YEL
FAN
BLU
BLU
MOTOR
CONTROL DEVICE
ELECTRONIC
1k
10k
10k
1k
10k
1k
GND
3
3
3
TO
COMPRESSOR A
YEL
YEL
BLU
OLP A
RED
CAPACITOR
1
2
TERMINAL
WHT
BLU
BLU
BLK
BLK
BLK
BLU
WHT
WHT
WHT
ECQV
FAN
MOTOR
ELECTRONIC CIRCUIT DIAGRAM
•
CU-3MC200K/CS-MC90K SERIES
CS-MC120KCS-MC1
CU-3MC200K
CU-3MC200K
CU-3MC200K
CU-3MC200K
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
Intake Air/
Temperature (°C)
Voltage (V)
IC1
56
Pin
Intake Air Temp. Data
3
4
2
1
0
10
20
30
40
50
60
70
Pipe Temp. Data
Pin
57
IC1
Pipe Temp. Data
Fig. 2
Fig. 1
0
10
20
30
40
50
60
70
0
10
20
30
40
50
-10
Sensor (Thermistor)
Characteristics
Resistance (k   )
Temperature (°C)
1
2
Intake Air Temp. Sensor
Pipe Temp. Sensor
1
2
S/ 3MC200K (ECD)1
6/29/00, 7:41 AM
1
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