Electronic Circuit Diagram; Indoor Unit - Panasonic CU-FZ25WKE Series Installation Instruction

10. Electronic Circuit Diagram

10.1 Indoor Unit

TERMINAL
BOARD
L
N
1
2
3
R
BL
G
W
Y/G (EVA)
Y/G (WITH CORE)
REAR VIEW OF TERMINAL BOARD
Sensor (Thermistor)
Characteristics
70
Pipe Temp. Sensor
1
60
Intake Air Temp. Sensor
2
50
1
40
2
30
20
10
0
-10 0 10 20 30 40 50
Temperature (ºC)
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
SW01
M
W
BL
4
R
1
CN – FM
FAN MOTOR
(WHT)
BR
REMOTE CONTROLLER
POWERFUL
FAN SPEED/
QUIET
ON
TIMER
OFF
CN–DISP
(YLW)
1
W W W W W
5
ELECTRONIC CONTROLLER
5V
(DISPLAY AND RECEIVER)
R210
IC201
Vout 1
Vcc 2
GND
3
(white)
GND GND
R201
4 5
1/10W
LED201
RECEIVER
(white)
C202
C201
R202
1/10W
LED202
RY-PWR
RY-PWR2
FUSE301
T3.15A L250V
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
RECTIFICATION
CIRCUIT
5V 5V
ELECTRONIC CONTROLLER
(MAIN)
R89
NONE
R54
270
C3
0.1µ
16V
B1
5
1 CN-DISP
(WHT)
29
5V 12V
5V
F301
R90
R82
10K
10K
L6
L5
C56 C57
0.1µ 0.1µ
16V 16V
B1 B1
5
1
CN–CNT
(WHT)
5V 5V
R37
10k
R85
5.1k
C47
C48
NONE
NONE
C45
C49
0.1µ
NONE
16V
B1
4
1
CN–RMT
(WHT)
12V
CN–STM1
COM IC03
12V
E (WHT)
1
BR
1 16 R
IC03
O
2 15
IC03
Y
3 14
IC03
P
4 13
5
IC03
5V
6
5 t°
4
t°
3
2
1 t°
CN-TH
RED
C27 C28
R62 C25 R61
1µ 1µ
15k 1µ 20k R63
16V 16V
1% 16V
1%
B3 B3
B3
1
M UP DOWN
LOUVER MOTOR
5
PIPING TEMPERATURE
SENSOR 2 (THERMISTOR) (20k, 3950)
PIPING TEMPERATURE
SENSOR 1 (THERMISTOR) (20k, 3950)
SUCTION TEMPERATURE
SENSOR (THERMISTOR) (15k, 3950)