Electronic Circuit Diagram; Indoor Unit - Panasonic CS-TZ25ZKEW Service Manual

10. Electronic Circuit Diagram

10.1 Indoor Unit

10.1.1 CS-TZ20ZKEW CS-TZ25ZKEW CS-TZ35ZKEW CS-TZ42ZKEW CS-TZ50ZKEW
CS-RZ25ZKEW CS-RZ35ZKEW CS-RZ50ZKEW
TERMINAL
BOARD
L1
N
S1
2
3
R
BL
G
W
Y/G (EVA)
Y/G (WITH CORE)
REAR VIEW OF TERMINAL BOARD
TEMP. FUSE 102°C
Y/G
RY-PWR
BL AC308 (BLK)
BR AC307 (BRW)
AC303 (WHT) T3.15A L250V
W
R AC304 (RED)
G301 (GRN)
G
Y/G
SW01
EVAPORATOR
7
Y
B
M
W
BL
4
R
1
CN−FM
FAN MOTOR
(WHT)
BR
ELECTRONIC CONTROLLER
(MAIN)
REMOTE CONTROLLER
COMPLETE
IC201
1 VOUT 1
GND
2 2
GND VCC
GND 3
GND-A
ELECTRONIC CONTROLLER
(DISPLAY AND RECEIVER)
5V
RY-PWR2
5V
*R405
*Q400
S D
FUSE301
G
*C401
*C402
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
R54
RECTIFICATION
CIRCUIT
Q304
R305
7.5k
PC303
1 4
2 3
R304 R302
10k 4.75k
1%
12V
5V 5V
*R89
NONE
R119 10k
C3
0.1u
16V
R38
B1
CN-DISP
(YLW)
1 7
W W W W W W W
5V
7 1 CN-DISP
Sensor (Thermistor)
(WHT)
R210 GND-A 70
60
C201
50
5V
40
*R201
*LED201
30
13V *R202
*LED202
20
*R203 *R209
*LED203
10
13V
0
-10
*R205 *R211
*LED204
*R206
50
ELECTRONIC CONTROLLER
(WIFI MODULE)
12 10 5 1
GR GR GR GR
CN-WLAN
4 12V
1
(WHT)
5V
*F301
5V
*R406
R90 R82
*L6 *L5
10k
10k
*JR5
*C403
C52 C51
1000p *JR3
1000p
50V 50V
C56
B1 B1
5V
5
R37
10k
C47
NONE
270
1
C49
CN–CNT
C45 NONE
(WHT)
4
1
CN–RMT
(WHT)
CN–STM1
(WHT)
12V
1
16
1
IC03
2 15
IC03
3 14
IC03
5
4 13
IC03
5V
6
t°
t°
t°
1
CN−TH
R61 C27
R62 C25
(RED)
1u
1u 20k *C28
15k *R63
16V 1% 16V
1%
B3
B3
*Q18
*F303
S D
G C
B
*Q21
E
*Q20
C
B
E
CN–NANO
(YLW)
G7 G7
1
4
BL
5
HIGH
CN1
W VOLTAGE
Characteristics (WHT)
POWER
B
SUPPLY
P
1
Pipe temp. Sensor
Intake Air Temp. Sensor
0 10 20 30 40 50
Temperature (°C)
BR
R
1
O M UP DOWN
LOUVER MOTOR
Y
5
P
PIPING TEMP. SENSOR 2 (THERMISTOR)
BLACK FLEXIBLE PIPE (UPPER)
PIPING TEMP. SENSOR 1 (THERMISTOR)
WITHOUT FLEXIBLE PIPE (LOWER)
SUCTION TEMP. SENSOR (THERMISTOR)
1 W
CN2
BL
(WHT)
NANOE ION
GENERATOR
2
W