Electronic Circuit Diagram; Indoor Unit - Panasonic CS-Z20XKEW Service Manual

10. Electronic Circuit Diagram

10.1 Indoor Unit

TERMINAL
BOARD
L1
N
S1
2
3
R
BL
G
W
Y/G (EVA)
Y/G (WITH CORE)
REAR VIEW OF TERMINAL BOARD
Sensor (Thermistor)
70
60
50
40
30
20
10
0
-10 0
TEMP. FUSE 102°C
Y/G
BL AC308 (BLK)
BR AC307 (BRW)
AC303 (WHT)
W
R AC304 (RED)
G301 (GRN)
G
Y/G
EVAPORATOR
Y
7
B
M
W
BL
4
R
1
CN−FM
FAN MOTOR
(WHT)
BR
Characteristics
Pipe temp. Sensor
Intake Air Temp. Sensor
10 20 30 40 50
Temperature (°C)
REMOTE CONTROLLER
4
@cirPi
5
@cirPi
GND-A
ELECTRONIC
CONTROLLER
(DISPLAY AND
RY-PWR
*R405
RY-PWR2
*C402
NONE
FUSE301
T3.15A L250V
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
RECTIFICATION
CIRCUIT
SW01
ELECTRONIC CONTROLLER
(MAIN)
CN-DISP (YLW)
1 11
W W W W W W W W W W W
5V
11 CN-DISP (WHT)
1
5V
R210
IC201 GND-A
47
1
OUT
2
VCC SEN201
3 C201 C202
GND
5V
47u 0.01u
6.3V 16V
KRE B1
*R201
A K
*LED201
*R202
A K
*LED202
*R203
A K
*LED203
*R204
A K
*LED204
RECEIVER)
*R205
A K
*LED205
*R206
A K
*LED206
37
ELECTRONIC CONTROLLER (WIFI MODULE)
CN-WLAN
(BLK)
1 3 8
GR
GR GR GR
5V
CN-WLAN
4 1
(WHT)
*C401
*R406
NONE
*C403
12V_1
NONE
5V
5V
*F301
R90 R82
10k 10k *L6 *L5
C52
C51
1000p
1000p
50V *C56
50V
*C57
B1
B1
5
1
CN–CNT
5V
(WHT)
R37
10k
*C45 C49
NONE
4
1
CN–RMT
(WHT)
CN-STM1
5 12
(WHT)
IC06 12V
6 11
1
IC06
BR
7 10
IC06
1 16
IC03
5
CN-STM2
(YLW)
12V
1
BR
2 15
IC03
3 14
IC03
4 13
5
IC03
5 12
IC03
CN-STM3
1 16
(BLU)
IC06 12V
2 15
1
IC06
BR
3 14
IC06
4 13
IC06
5
5V
6
1
C25 C27
R62 R61
CN−TH
1u 1u
20k
15k *R63 *C28
16V 16V (RED)
1% 1%
B3 B3
CN-NANO
12V
(YLW)
*Q18
*F303
1
5V
*Q21
C
4.7k
B
*Q20
C
10K
50V
*R112
100mA 4.7k
E 4
B
50V
10K
G7
100mA
E
G7
1
R
UP DOWN LOUVER
M
O
MOTOR (LOWER)
Y
P
5
1
R
LEFT RIGHT
M
O
LOUVER MOTOR
Y
P
5
1
R
M UP DOWN LOUVER
O
Y MOTOR (UPPER)
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