Electronic Circuit Diagram; Indoor Unit - Panasonic CS-MPS9SKH Service Manual

8. Electronic Circuit Diagram

8.1

Indoor Unit

8.1.1 CS-MPS9SKH CS-MPS12SKH CS-MPS15SKH
TERMINAL
BOARD AC306
(BLK)
BL
1
TO
2
OUTDOOR
R
UNIT
3
AC303
TEMP.
(WHT)
W
FUSE
102°C (3A)
AC304
(RED)
G301
(GRN)
TO OUTDOOR
G
UNIT
GROUNDING
TERMINAL
Y/G
CN–PCFM
(WHT)
EVAPORATOR
5
Y
3
R
B
1
CN–FB
(WHT)
M
1
W
1 ~
O
BR
3
FAN MOTOR
GND
SW01
FUSE301
T3.15A L250V
R42
C4
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
RECTIFICATION
CIRCUIT
FAN MOTOR
CIRCUIT
ELECTRONIC CONTROLLER
(MAIN)
5V
*R41
*C30
*C33
5V
*R89
CN–DISP
1
(YLW)
W W W W W
5V
5
R209
IC201
Vout 1
Vcc 2
GND 3
GND
4 5
R201
+
C201 C202
LED201
R202
GND-A LED202
CN–CNT
5V
5V 12V
1 5
(WHT)
*L5 *L6
R43
*C57 *C56
1000p
5V
*R40 R39
C3 *C14 *C15
6
REMOTE CONTROLLER
CN–DISP
1
(WHT)
AUTO
COOL
ELECTRONIC
DRY
CONTROLLER
OFF ON
(DISPLAY &
TIMER TIMER
RECEIVER) O F F /O N O F F /O N
M O D E FAN SPEED
TEMP TEMP
AIR SWING
T IM E R T IM E R
O N O N S E T S E T
1 1 2 3 3
O FF O FF C A N C E L C A N C E L
AC
SET CHECK CHECK CLOCK RESET
29
5V
5V
R82 R90 R33 C10
10K 10k 10k 0.01u 4
C51 C52
1000p
R35 C11
1
10k 0.01u
HAJEM-A
(WHT)
5V
R85 *R37
10k
5.1k
5V
*R54
*C47
4
*C49 *C45
*C48
1
CN–RMT
(WHT)
12V
CN–STM1
IC03
12V
(WHT)
VCC
9
1 16
1
2 15
3 14
4 13
5 12
5
6 11
7 10
GND
8
R47 R46
5V
4
R87
R88
C54
1
C55
R62 C25 C27 CN–TH
R61
(RED)
Sensor (Thermistor)
Characteristics
70
 Pipe temp. Sensor
60
Intake Air temp. Sensor

FAN
SPEED
AIR
SWING
50

40

30
20
10
RC
0
-10 0 10 20
Temperature (°C)
BR
R
1
M UP DOWN
O
LOUVER MOTOR
Y
5
P
PIPING TEMP. SENSOR 1 (THERMISTOR)
t
t
SUCTION TEMP. SENSOR (THERMISTOR)
30 40 50