Electronic Circuit Diagram; Indoor Unit - Panasonic CS-Z25TKEA Service Manual

10. Electronic Circuit Diagram

10.1 Indoor Unit

GROUNDING
TERMINAL
Y/G
TERMINAL
BOARD
L
N
1
2
3
TEMP. FUSE
102°C (3A)
TEMP. FUSE
W
102°C (3A)
GROUNDING
TERMINAL
Y/G
EVAPORATOR
M
FAN MOTOR
G
WIRED REMOTE CONTROLLER
1
CON 1
4
Sensor (Thermistor)
Characteristics
70
Pipe temp. Sensor
60
Intake Air Temp. Sensor
50
40
30
20
10
0
-10 0 10 20 30
Temperature (°C)
ELECTRONIC CONTROLLER (SUB)
RY-PWR
RY-PWR2
(YELLOW) (BROWN) (BLACK)
AC302 ACL501 AC306
BL
BR
Y
AC306
(BLK)
FUSE301
T3.15A L250V
R
AC303
(WHT)
AC304
(RED)
COMMUNICATION
CIRCUIT
G301
(GRN)
G
Q304
DRA2143E0
CN−FM
(WHT)
R305
R302
7.5k
R304
4.75k
7
10k 1%
Y
B
W
BL
4
R
1
5V
5V
R54 R37
270 10k
4
O
C49
C45 SW01
NONE
BR
R
Y
1
CN-RMT
(WHT)
ELECTRONIC CONTROLLER (MAIN)
40 50
RY-PWR
RY-PWR2
TH303
NTC
1 2
CN-DATA1
(WHT)
1
W W W
CN-DATA1
1
(YLW)
12V
NOISE FILTER
CIRCUIT
IC05
1 16
IC05
R47
2 15
IC05
PC303
68 1/2W 68 1/2W
PS2501-1-A (K)
3 14
1 4
IC05
2 3
4 13
IC05
5 12
RECTIFICATION IC05
CIRCUIT
6 11
IC05
7 10
IC05
IC06
1 16
IC06
2 15
IC06
3 14
IC06
4 13
IC06
5 12
IC06
6 11
IC06
7 10
IC06
R62
15k
1%
31
4 1
5V
4 1
HAJEM-A
C10
(WHT)
0.01u
50V
F1
C11
0.01u
50V
F1
12V
5V
F301
5V
32V
3
500mA
L6 L5
R90 R82
10k 10k
C51 C57
3
1000p C56
50V
B1
5
GR
W
BR
G
Y
RY-PWR 1
12V
NONE
BZ01
5V
A48PKM17EPP
R46
R30
12V
1k
1
BR
R
O
Y
P
5
12V
1
BR
R
O
Y
P
5
5V
6
t
t
t
1
C25 R61 C27 R63 C28
1u 20k 1u 20k 1u
16V 1% 16V 1% 16V
B3 B3 B3
10
9
5V
JR4
0
3
C3
1
0.1u
16V
B1
5
1
1
UP DOWN
M
LOUVER MOTOR
(OUTER)
5
1
UP DOWN
M
LOUVER MOTOR
(INNER)
5
PIPING TEMP. SENSOR 2 (THERMISTOR)
PIPING TEMP. SENSOR 1 (THERMISTOR)
SUCTION TEMP. SENSOR (THERMISTOR)
CN–DISP
6
5V
(WHT)
5
W
W
R201
W
K A
W
LED201
W
R202
1
K A
LED202
R203
13V
K A
LED203
R221
R204
K A
LED204
R214
C
B Q1
ELECTRONIC
CONTROLLER
E
(DISPLAY)
GND-A