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13
7. Electronic Circuit Diagram
7.1 Indoor Unit
BZ201
BZ
5V_
R209
47
IC201
C202
0.01u
C201
47u
R218
0
c
e
JP201R210
JP200R211
JP203R212
JP204
POWERFUL/QUIET
(orange/green)
1
3
2
LED205
R207
620
SEN201
PCB3
R216
0
R206
2.7k
R217
0
b
c
e
Q202
Q201
4.7k
10k
R213
R208
GND-A
+
1
2
3
Vout
Vcc
GND
GNDGND
45
5V_
5V_
R215
0
R204
820
R203
27k
R202
2k
R201 470
LED204
(green )
NANOE G/AUTO COMF
LED203
(green )
ECO NAVI
LED202
(orange)
TIMER
LED201
(green)
POWER
b
c
e
4.7k
10k
12V
ELECTRONIC CONTROLLER
(DISPLAY & RECEIVER)
CN–DISP (WHT)
1
11
REMOTE CONTROLLER
AUTO
COM FORT
MODE
POWE RFU L/
QUIET
TEMP
OFF/ON
TIMER
SET
CANCEL
ON
OFF
12
3
AIR SWING
FAN SPEED
SET CHECK CLOCK RESET
AC
RC
ECON AV I
FAN
SPEED
AIR
SW ING
AUTO
HEAT
COOL
DRY
FAN
/
TE MP
O
F
F
/
O
N
T
I
M
E
R
S
ET
C
AN
C
E
L
O
N
O
FF
1
2
3
C
HECK
5V_3
5V_3
6
5
2
3
4
1
7
8
R401
R402
R403
C403
IC401
IC401
5V
5V
*R74
*R75
*C41
R89
C3
0.1u
C27
1u
R61
20.0k
*R63
C25
1u
R62
15.0k
*C28
5V
12V
R46R47
VCC
9
8
16
15
14
13
12
11
10
1
2
3
4
5
6
7
GND
12V
IC03
IC03
IC03
IC03
IC03
IC03
IC03
5V12V
5V
R82
10k
R90
10k
C51
1000p
*C56 *C57
*L5*L6
C52
1000p
5V
5V
*C49
NONE
*C45
0.1u
*R54
270
*R37
10k
M
RECTIFICATION
CIRCUIT
COMMUNICATION
CIRCUIT
GROUNDING
TERMINAL
1
W
2
3
BL
EVAPORATOR
AC303 (WHT)
AC306 (BLK)
AC304 (RED)
G301 (GRN)
FUSE301
T3.15A L250V
NOISE FILTER
CIRCUIT
TEMP.
FUSE
102°C
(3A)
T
O
OUTDOOR
UNIT
TERMINAL
BOARD
R
Y/G
G
AUTO SW
(SW01)
ELECTRO NIC
CONTROLLER
(MAIN )
CN–FM (WHT)
FAN MOTOR
5
6
7
1
4
BL
W
B
Y
R
t
t
t
CN–STM1
(WHT)
CN–RMT
(WHT)
4
1
1
BR
R
O
Y
P
5
1
5
CN–CNT
(WHT)
5
1
6
1
M
3
1
CN–MSENS
(WHT)
CN–TH
(RED)
PIPING TEMP. SENSOR 2
(THERMISTOR)
PIPING TEMP. SENSOR 1
(THERMISTOR)
SUCTION TEMP. SENSOR
(THERMISTOR)
UP DOWN
LOUVER MOTOR
ELECTRONIC
CONTROLLER
(ECO SENSOR)
ELECTRONIC CONTROLLER
(COMPARATOR)
1
8
1
3
1
3
CN–SENS1
(YLW)
C
N
–
M
S
E
N
S
(
W
H
T
)
CN-SENS1
(WHT)
W
W
W
W
W
W
CN–DISP (YLW)
1
12
WWW
W
WWWW W
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