38 Room Air Conditioner
Schematic Diagram
Schematic Diagram
INT
S78DL05L,1W(DIP)
FAN
MOTOR
6
5
BL
WH
6
5
77
YL
IN DOOR 3
2
1
4
1
RD
BK 4
2
3
1
2
1
2
R10D
4.7K 1%
5.1K
R11D
25V
R12D
ZD02D
6.8V
10K
C10D
100UF
1N4148
Q02G
KRA101M
PC-17K1
PC-17K1
IC07D
4.7K 1%
D05D
R08D
1
2
4
3
IC06D
4
3
1
2
C11D
473
630V
(TM)
CN-MOTOR1(WH)
DC 311V
KRA101M
Q01G
PC-17K1
4
3
1
2
IC05D
4(f)
SLEEP
TIMER
LED3
DEFROST
ON/OFF
LED1
LED4
LED2
LED3
PLASMA
PLASMA
PLASMA
LED1
3(a)
1(g)
9(b)
6(d)
8(c)
7(e)
Digit1
10
Digit2
e
c
d
5
a
f
g
b
LED2
Hall Sensor1
5V
PWM
12V
ON/OFF
5V
IC01D BP
1/2W
CY1~2
471M
C02N
(DIP)
275VAC
0.22uF
DC311V 3216
1/4W
3216
1/4W
R02D
32
PC-17K1
14
IC03D
54
27
8
R08D 1K
22
192021
1718 24 25 26
23
13
14
15
16
9
10
11
12
61
3
5
4
6
7
1
2
62
6463 58
59
60 5655
57
29
28 32
3031.
39
35
34
33
36
40
41
38
37
44
43
42
46
45
51
52
53 49
48
50
47
R09D 1K
1/2W
C01N
(DIP)
275VAC
0.22UF
250V/T3.15A
15mH/1.5A
N/F01N
TVR10561
ZNR01N (DIP)
FUSE
55
4
3
4
3
R03D
C10D
103
50V
1
2
1
2HVB ASSY
CN-HVB(BL)
33
PKM13EPP-4002
5V
R02L
1K
R02A 20K
220uF
C07D
25V
+
IC04D
50V
104
C08D C04D
50V
104
7805
10V
220uF
C03L
+
Q01C
R12H
10K
5V
22 22
33
33
22
11
33
1
1
33
22
12uH(DIP)
L3
CN-12V(WH)
12
11
13 13
12
11
+15V
HVB PIN1
HVB
11
1212
11
1313 12V
CN-D5
CN-D3
RECEIVER
Vout
Vcc
GND
0.01
C04L
25V
14
14
15
14
15
14
15
14
1111
12
10
1111
12
10
1313
12
11
10
13
12
11
13
10
5555
77
99
88
66
7
9
8
6
7
9
8
6
22
11
3
4
3
4
2
1
2
1
4
3
4
3
1
STEPPING MOTOR
DISPLAY
3
3
TEST
CN-MAIN
KEY
33
22
22
3
3
1
2
1
PKBL
2
1111
5
4
RDOR YL
5
4
CN-CON(WH)
10 10
CN-D1
11
10 10
11
66
9
88
9
77
4
33
4
5
22
5
CN-D2
11
receiver
HVB PIN2
10 10
CN-D1(WH)
1111
1010
66
7
8
9
8
7
9
10V
5V
220
C02L
3
4
5
3
5
4
22
CN-D2(WH)
11
Q04C
12V
Q03C
Q02C
3 3
CN-D2 8PIN
CN-D2 7PIN
CN-SW(BL)
88
99
6
5
44
5
6
77
SUB PCB ASM
CN-D1
1
2
1
2
33
88
99
4
5
6
4
6
5
77
CN-D1(WH)
1
2
1
2
R14D 1K
R13D 1K
SMPS
VOLTAGE GND
GND
D03D
1K
ZD01D
BZX55C11
VOLTAGE GND
DC LOW
CY3
103 (DIP)
CY4
DC HIGH
PC-17K1
1/4W
R06D
39
1K
R07D
6
4
1
3
12uH(DIP)
IC02D
C09D
104
470uF
25V
C04D
+
UG2D
10K
R29H
220uF
35V
C03D
+15V 10K
R16D
OJ01H
OJ02H
R28H 20K
UG2D
D02D
470uF
C02D
R13D
L1
1K
1/2W
12uH(DIP)
R05D
+
L2
+
35V
PWM
C11H
50V
103 10K
R30H
CN-ACDC2
CN-ACDC1
1
1
103
50V
C12H
TNY266P
1
S
BP
2
IC01D
4
D
EN
5
1N4937
D07D
150uF
450V
C01D
+
560K
R04D
D3SBA60
BD01D
(DIP)
10
10
OUT
ON 12V
103
C14D
110K
R14D
H/S1
OFF H/S2
SCK-084
NTC
INT5V COMP
OR3H
6
6
2
2
3
3
4
4
5
5
Hi
OR5H
S-Hi
OR6H
Med
OR4H
7
7
INT
9
9
8
8
OR2H
Low F2
L3
F1
OR1H
300K
D01D
1N4007
4WAY O2
300K
R01D
D04D
1N4148
12
12
11
11
5V
E2 1K
E3 1K
12
5
0IMCRNE002M
uPD780023AGC
digit 1
LED scan
digit 2
PLASMA
103
R27H 20K
1K
R11H
103
C13H
50V
18
36
45
27
on/off
Q08C
Q07C
Q06C
Q05C 5V
5V
20K
R02P
20K
R01P
TXD
RXD
5V
C01M
103
C02M VssO
Vdd0
AVss
AVdd1
ULN2004AFW
ULN2004AFW
IC01M
R07G 510
R06G 510
R05G 510
R04G 510
R03G 510
R02G 510
R01G 510
13
14
16
15
4
3
1
2
12V 9
10
12
11
8
7
5
6
12V
RY-COMP
RY-O2 15
14
12
11
13
6
5
4
3
2
IC02M
10
9
7
8
b
d
c
e
f
g
a
CN-UD(BL)
13 4
2
HVB
16
3
4
13
15
5
14
5V
5V
AVdd
AVret
RESET
X1
X2
R26H
R21H~R26H
12.1K 1%
R21H
R22H
R24H
R23H
R25H
5V
C01A
50V
103
3
330
R01A
1K
CST-8.00MTW
OSC01B
R01B
1M
50V
5.1K
R01L
C01L
680pF
12V
INT1
INTO
Vss1
ULN2004AFW
76 8
IC04M
1
2
1011 9
PWM
RY-FAN
4-WAY
1K
E1
R02E 20
R01E BZ01E
33
R02H
R04H
R01D
1M
11
CN-POW1
11
RY-FAN
RY-COMP
RY-O2
G4A-1A
RY-4WAY
R05H
10K
1%
6.2K
OPTION
1%
12.1K
T/BLOCK
CN-POW2
341
2
1
2
50/60Hz
AC220-240V
22
11
PIPE-TH
HVB PIN2
HVB PIN1
R04D
KSC7536
KIA7036P
2
IC01A
1
3.6V
220
10V
5V
5V
+
C02A
receiver
56K
R05D
KTC3198Y
Q01D
47K
10K
CN-TH1(WH)
44
ROOM-TH
INT
ULN2004AFW
11
6
8
9
12
13
14
5
4
3
IC03M
RD
33
CN-LR2(WH)
5V
11
22
12V
4
55
4
YL
L / R 2
STEP MOTOR
OR
STEP MOTOR
L / R 1
PKBL
RD
55
44
2
1
3
1
3
2
CN-LR1(WH)
BL OR
YL
PK
STEPPING MOTOR
OR
3
4
YL
5
BLPK
21
RD
5V
103
C12D
KRA223S
KRC107S
20K
R01P R02P
20K
R03P
20K
5V
5V
CN-O2
1 1
Electric Control Device
• Heat Pump Model