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Haier Manuals
Air Conditioner
AS12NB1HRA-White
Service manual
Circuit Diagrams - Haier AS12NB1HRA-White Service Manual
Wall mounted type dc inverter super match
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Troubleshooting
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Table of Contents
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12. Circuit diagrams
1
+5V
1
2
+5V
2
3
4
MODE
2
RST
1
+5V
RST
+5V
+12V
+12V
+12V
9
8
COM
E
12V
10
10
7
10
7C
7B
A
9
11
6
9
6C
6B
B
8
12
5
8
5C
5B
C
7
13
4
7
4C
4B
D
6
14
3
6
3C
3B
5
15
2
12V
5
2C
2B
A
4
16
1
4
1C
1B
B
3
3
C
2
2
D
1
1
+12V
9
8
COM
E
10
7
7C
7B
11
6
6C
6B
+12V
12
5
5C
5B
12V
13
4
5
4C
4B
A
14
3
4
3C
3B
B
15
2
3
2C
2B
C
16
1
2
1C
1B
D
1
+15V
7
6
5
4
3
2
1
VS
1N5399
D8
1N5399
D6
220-L
SCK084R72
0.1uF-275VAC
1N5399
D7
220-N
220VAC~/50HZ
D9
1N5399
CN17
1
250
220V_L
L
LX1
FUSE1
LB2271(32mH-0.35A)
1
CN22
T3.15A-250VAC
~220VAC
RV1
CX1
1
TVR14561*
470nF-275VAC
100nF-275VAC
CN21
N
+12V
892N-1AC-C
D14
RLS4148
HXF1
+5V
+5V
5
4
+5V
3
6
2
7
1
8
8
A0
VCC
7
A1
TEST
6
SCL
A2
SCL
5
SDA
VSS
SDA
2
+5V
EEPROM
1
C1 8
100n F
+5V
1
P33/SSI
2
P34/SDA/SCS
MODE
3
MODE
HXF
4
HXF
P43/XCIN
5
P44/XCOUT
6
RST
RESET
7
P47/XOUT
8
VSS/AVSS
9
P46/XIN
10
VCC/AVCC
BUZZ
11
P54/TCIOD
LSTEP_A
12
P53/TCIOC
13
LSTEP_B
P52/TCIOB
14
LSTEP_C
P51/TCIOA/TCTRG
LSTEP_D
15
P50/TCCLK
USTEP_A
16
P27/TDIOD1
+5V
2
CHECK/S_TIME
1
+5V
+15V
+5V
5267-04A-
310V
VS
+310V
C002
C23
E7
D19
US1M( 1A-1000V-75ns
C004
10pF-1KV
R161
1.5 -1/2W
2.2nF-250VAC
220-L
COMM_TX
CY4
220-N
COMM_TX
1
CX2
CY5
CN27
2.2nF-250VAC
CON1
+12V
1
CO N2
K4
1
K2
D4
892N-1AC-C
RLS4148
1
N
CO N3
220V_L
FLZ
BM
J45
25/35
A/B
ROOM
PIPE
48
KI1/AN9/P11
47
KI2/AN10/P12
46
KI3/AN11/P13
45
(INT2)/P32
44
(INT1)/P36
43
TAO/P30
42
TBO/P31
41
TXD2/P63
COMM_TX
40
RXD2/P64
COMM_RX
39
(CLK1)/CLK2/P65
38
RXD1/INT3/P67
37
TXD1/INT2/P66
36
INT0/P45
35
TEO/P60
34
TFO00/P80
33
TFO01/P81
REMOTE_TX
+5V
+5V
C2 4
SWITCH
10nF
CN3 4
+5V
4
GND
3
TX
2
RX
1
-
D206
FR106(1A-600V-500ns)
C013
2.2nF-250VAC
47uF-50V-105
T1
1
7
2
6
102-1000V
3
C009
R019
R78
4
5
R77
47K-2W
47 -1/2W
BCK-6-FE1901H
D8
D20
ER302(3A-200V-50ns)
CY2
CY1
2.2nF-250VAC
2.2nF-250VAC
IC9
A6059H
E8
22uF-50V-105
IC10
4
1
4
1
3
2
3
2
C010
TLP421
+15V
4.7nF-250VAC
+5V
R13
IC4
330
N5
SS8050LT1H
TLP851/PC851
IC6
COMM_RX
COMM_RX
R20 1K
TLP421
R19
C9
1nF
10K
60
1
FLZ1
1B
2
HXF
2B
3
3B
4
4B
1
2
5
+5V
5B
6
6B
7
7B
8
E
COM
J46
1
2
+5V
+5V
4
3
2
1
IR
DIG_MODE
DIGL
DIGH
R93
10K
SER
RCK
SRCK
IR
+5V
+5V
3 R53,R6,R16,R18,R17,R21
R40 10K
R34
1K
R73
10K
REMOTE_RX
+5V
R38 10K
C1 3
10nF
N1
SS8050LT1H
N2
SS8050LT1H
R56
4.7K
R66 10K
+5V
FK
2
1
+15V
100 -1206
100 -1206
15V-100mA
ZD003
R202
R203
1N4742A(12V-1W)
ZD001
R206
270 -2W
E9
R004
N001
2.2K-0603
KTC8050
R205
560 -0805
12V-900mA
HS1
H-25*15
IC5 L7805CV 1.5A-5V
+12V
1
INPUT
OUTPUT
R209
E204
100
1000uF-25V-105
470uF-16V
ZD202
1N4742A(12V-1W)
R80
1.5K-0603
CY6
100K-1/4W
R12
C8
E4
100nF-50V
1N4746A(18V-1W)
R22
100uF-50V-105
2K-1/4W
CY3
2.2nF-250VAC
D12
R26
2K-2W
1N4007
Domestic air conditioner
Circuit diagrams
+12V
16
1C
FLZ
12V
15
2C
HXF1
5
14
A
3C
4
13
B
4C
3
12
C
5C
2
11
D
6C
1
10
7C
9
+12V
IR
1
1
2
RCK
2
3
SER
3
4
SRCK
4
5
GG
5
6
GND
6
7
5V
7
DIGH
8
8
9
DIGL
9
MODE
10
10
+5V
COM3
1
COM2
2
3
+5V
GND
4
5
SER
RCK
6
SRCK
7
8
IR
+12V
R35 10K
D15
CN3 6
RLS4148
2
1
D16
RLS4148
1
2
+15V
C7
0.1uF
+5V
3
0.1uF
D11
R14 47K-3W
220V_L
1N4007
R15 47K-3W
ZD4
N
COMM
1
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