Electronic Circuit Diagram; Indoor Unit - Panasonic CS-RZ35WKRW Service Manual

10. Electronic Circuit Diagram

10.1 Indoor Unit

TERMINAL
BOARD
1
TO
2
TEMP. FUSE 102°C
OUTDOOR
3
UNIT
R
BL
G
Y/G (EVA)
W
REAR VIEW OF TERMINAL BOARD
AC306 (BLK)
BL
AC303 (WHT)
W
AC304 (RED)
R
G301 (GRN)
G
Y/G
EVAPORATOR
(SW01)
CN–FM
FAN MOTOR
(WHT)
1
R
4
M BL
W
B
Y
7
ELECTRONIC CONTROLLER
ELECTRONIC CONTROLLER
(DISPLAY & RECEIVER)
IC201
5 1
GND OUT
4 2
GND VCC
3
GND
GND-A
*R201
A K
1/10W
*LED201
*R202
A K 1/10W
*LED202
12V
*R203
A K
1/8W
*LED203
*R204
C
1/10W
*Q201
E
GND-A
FUSE301
T3.15A L250V
NOISE
FILTER
CIRCUIT
COMMUNICATION
5V
CIRCUIT
R90
10k
C52
1000p
50V
B1
RECTIFICATION
CIRCUIT
(MAIN)
5V
*R89
NONE
C3
0.1u
R62 C25
R61
16V
15k 1u
20k
B1
1% 16V
1%
B3
CN-DISP
(YLW)
1 6
W W W W W W
6 1
5V CN-DISP
REMOTE CONTROLLER
(WHT)
*R210
GND-A
1/8W
+
C201 C202
5V
POWERFUL/
ECO
MODE
SLEEP
ON
TIMER
OFF
*R209
1/10W
*R207
1/10 W
AIR CONDITIONER
B
44
5V
C10
R33
0.01u
10k
50V
B
4
C11
1
R35
0.01u
10k HAJEM-A
50V
B
(WHT)
12V_1
5V
*F301
R82
*L5
*L6
10k
*JR3
C51
1000p *C56
*C57
50V
B1
5
5V
1
R37
CN-CNT
10k
(WHT)
*C47
NONE
*C49
*C45
NONE
4
1
CN–RMT
(WHT)
12V
CN–STM1
(WHT)
1
1
BR
R
1 16
IC03
O
2 15
Y
IC03
P
3 14
IC03
5
4 13 5
IC03
6
t°
5V
t°
t°
1
CN−TH
(RED)
C27
1u *R63 *C28
16V
B3
Sensor (Thermistor)
Characteristics
70
1 Pipe temp. Sensor
60
2 Intake Air Temp. Sensor
50
1
40
2
30
20
OFF/ON OFF/ON
10
0
FAN SPEED/
-10 0 10 20 30 40 50
QUIET
TEMP
o
Temperature ( C)
AIR SWING
SET
CANCEL
UP DOWN
M
LOUVER MOTOR
PIPING TEMP. SENSOR 2 (THERMISTOR)
PIPING TEMP. SENSOR 1 (THERMISTOR)
SUCTION TEMP. SENSOR (THERMISTOR)
Indoor PCB
CN-STM1, CN-STM2 and CN-STM3
Measure the resistance between the terminals
1-2, 1-3, 1-4, 1-5 230Ω - 270Ω (at 25°C)
[1] Brown color
CN-FM
1 Vdc 280Vdc - 340Vdc
2 -
3 -
4 GND 0
5 Vcc 15Vdc
6 FG feedback output pulses 0-15Vdc
7 Vsp speed control input voltage
4 - 7 15 volt
4 - 5 15 volt
6 - 7 1 ~ 5 volt
CN-TH
Measure resistance
1-2 Air intake (15KΩ ±5% at 25°C)
3-4 Pipe Temperature Sensor 1 (20KΩ ±5% at 25°C)
5-6 Pipe Temperature Sensor 2 (20KΩ ±5% at 25°C)
JP1
Short Auto-restart enabled (default)
Open Auto-restart disabled