Haier HSU12VHG-B, Service Manual

Page: 95 / 98

HSU12 HG(DB)-SM wiring Diagrams
Domestic Air Conditioner
11.2.OUTDOORUNIT
11.2.1Control Bard Circuit Diagrams
1 3
GND
4
GND
3
GND
2
GND
1
VCC
8
GND
7
SCL
6
SDA
5
IC6 AT24C02B
1
CN2
AC-L
1
CN1
AC-N
Black
White
FUSE1
T25A 250VAC
RV1
S14K350
R1
1M
R12
100/1W
CX1
225/275V
L1
8MH/10A
RV2
S14K350
RV3
S14K350
CX2
225/275V
PTC1
400N
CY
1
47
2/250
V
/275V
CY
2
47
2/250
V
/275V
CY
3
10
3/250
V
/275V
CY
4
10
3/250
V
/275V
1
CN3
PE
SA1
RA-362M
K5
12V-25A-891P-1A-C
K3
12V-5A-892H(N)-1AC-C
K4
12V-5A-892H(N)-1AC-C
K2
12V-5A-892H(N)-1AC-C
K1
12V-5A-892-1CC-C
1 2 3
CN
1
0
Comment:
CX4
103/275V
1 2 3 4 5 6 7 8 9
CN
1
2
1 2 3 4 5
CN
1
3
ST COM
1
CN14
1
CN15
C1
2U/450V
COM L H C C COM L H
C C
1
2
3
4
5
6
7
GND 12V
10
11
12
13
14
15
16
IC7 ULN2003
+12V
1
2
3
4
5
6
CN16
A
B
C
D
C10
104/50V
+5V
+5V
R75 2K
LED1
P1
2SA1037AK
R47
5.1K/1%
R49
10K
R50
1K
+5V
C20
102/50V
1
2
3
4
5
6
CN21
C15
103/50V
310V
0V
15V
䇗䗳
ড作
R33
2.2K
R36 1K
R34 1K
R13 330/1W
R35 1K
R37 330
ZD2
10V/0.5W
ZD3
5.1V/0.5W
4
3
1
2
IC8
PC817A
4
3
1
2
IC9
PC817A
E9
47U/25V
N1
Comment: 2SC2412K
R41 1K
R39
10K
R38
330
R40 5.1K/1%
C14
102/50V
XT1 4M
C13
104/50V
+5V
C12
104/50V
R63
560
R65
10K
R64
10K
1
2
3
CN20
1
2
3
CN18
1
2
CN19
+5V
R76
20
K
/1
%
R87
4.7K
R88
10K
R77 1K
C24
104/50V
C25
104/50V
C26
104/50V
E14
4.7U/16V
E11
4.7U/16V
E12
4.7U/16V
E13
4.7U/16V
+15V
R74
10K/1%
R73
10K/1%
R54
10K
C
2
2
1
02
/5
0V
C
2
1
1
02
/5
0V
R82
47K/
1%
R8
0
20K/1%
R78
20K/1
%
R79 1K
R81 1K
R83 1K
C23
104/50V
CS
(W
h
it
e)
)e
ti
h
W(
Q
T
)
w
oll
e
Y(
W
H
1
2
3
CN23
5V
COM
GND
Com with Module (Black)
1
2
3
4
5
CN30
Ⳉ⌕亢
ᴎ
1
2
3
4
CN31
+5V
1
CN8
AC-N OUT
1
CN9
AC-L OUT n a F C A d e e p s - o w T n a F C A d e e p s - e e r h T y a W - r u o F
E-va
lve
(Whi
te
)
R55
1K
R56
1K
R57
1K
R58
1K
R67 1K
R72 1K
R71 1K
R70 1K
+5V
1
2
CN33
SW
TE
S
T
(BLU
E)
CX7
104/275V
R48
10K
XQ(
Red)
C11
10
4/50V
R62
10K
P2
2SA1037AK
R60
10K
R61
2K
R59
2K
FUSE2
T1A/250V
W B
R53
10K R52
10K R51
10K
FUCTION TEST(White)
TEST/SS
COOL
HEAT
PC
GND
( ⱑ )
+5V
R85
10K
R66 1K
R84
4.7K
R68 1K
R69 1K
N3
2SC2412K
N4
2SC2412K
White
ERRO
R
1
2
3
CN17
D5
LL4148
D6
LL4148
Yellow/Green
1
2
CN32
TEST/SS
GND
1 2
CN11
+12V
J1
J2
J3
J6
+5V +5V
J7
+12V+12V
J8
R91
10K
J9
J10
C19
104/50V
J15
J16 +15V+15V
J13
J14
J12
R92 0
R93
0
R94
0
J17
J19
J23
L2
8MH/10A
R2
1M
CX3
225/275V
CY
5
47
2/250
V
/275V
CY
6
47
2/250
V
/275V
J24 J25 J26 J27
J28 J29 J30 J31
J32
J33
N
P P
N
1 2
CN36
White Black
R86
4.7K
K6
12V-5A-892H(N)-1AC-C
D11
LL4148
N5
2SC2412K
R89
10K
J27
J34
1
2 4
3
SW1
R95
10K R96
10K
+5V
VCC
62
VREF
61
AVSS
59
DC-FANSPEED
13
DC FAN PG
36
Indoor Com OUT
41
Indoor Com IN
38
PC COM
37
NC
33
Terminal Pro
28
MODULE COMOUT
27
MODULE COM IN
26
VSS
50
TEST-EN
24
NC
44
COOL-EN
23
HEAT-EN
22
RESET
6
XIN
9
XOUT
7
VSS
8
E-VALVE-A
5
E-VALVE-B
4
E-VALVE-C
2
E-VALVE-D
1
PTC
64
HEAT-1
63
4-WAY
58
FAN
57
H/L FAN SPEED
42
SCL
30
SDA
29
Fan/E-Valve select
47
HEAT-2
60
VSS
49
VSS
48
Fault Light
31
Fre Adjust
46
HW
54
CS
53
XQ
52
TX
51
NC
45
MODE
3
VCC
10
NC
14
NC
15
NC
17
NC
18
NC
19
NC
20
NC
21
NC
25
NC
11
NC
12
NC
16
NC
32
NC
34
NC
35
NC
40
NC
39
NC
43
SW-2
56
SW-1
55
IC5
R5F212A8SNFA
1
2
3
4
CN7
R98
10K
+5V
MODE
RST
5V
GND
FLASH
ⱑ
R97
10K
R46
0
1
CN5
AC-L
1
CN6
AC-N
J4
J5
J22
J35
J36
J37
J38
R99
0
J39
J40
CY7
222/
250VAC
R4
2K
CY10
222/
250VAC
C16
Comment: 102/50V
+5V
R42
330
R3
2K/2W
D1
1N4007
4
3
1
2
IC11
TLP851/PC851
R43
0
R44
1K
4
3
1
2
IC10
TLP421/PS2561
1
CN4
COM
J18
J21
㑶
J20
1
CN25
1
CN27
COM heater
N6
Comment: 2SC2412K
R100
4.7K
R101
4.7K
R102
0
R103
4.7K
R104
0
Vin
1
GND
2
Vout
3
IC4 L7805CV
C9
104/50V
E8
Comment: 100U/16V
R29
47
R19
47
C6
104/50V
IC3
TL431C
C3
102/100V
L3
20UH/1A
ZD1
IN5948B
E5
470U/25V
E6
100U/16V
E7
470U/25V
E3
22U/25V
CY9
222/250VAC
D7
MBR1100\SB1100
C2
102/100V
R18 47
C7 104
/50
V
R22
1K/0.5W
C8
104/50V
+5V +12V
E4
470U/25V
R17
330/1W
+15V
R32
5.1K/1%
R30
1K
R2
8
5
.1
K/1
%
R31
1K
C5
104/50V
R25
10K
R26
1K
R16 2/1W
R14
10
0K/2W
R15
15
C4
103/50V
9
10
+5VD
T1
Comment: E22034
7
6
4
5
CY8
472/1KV
R27
10K
1
3
R24
5.1K/1%
CX5
104/275V
ADJ
1
FB
2
CS
3
GND
4
HV
8
NC
7
VCC
6
DRV
5
IC1
NCP1200P100
D9
MUR115\MUR130\ER106
D10
ER106
D8
MBR3100\ER302
4
3
1
2
IC2 PC817A
R20
220
R21
220
M1
IRFUC20
1
2
3
CN22
῵ഫᵓ⬉⑤
(
㪱
)
J11
R90 0
N
P
9 2