Outdoorunit - Haier HSU24VHG(DB)-G&W Service Manual

11.2.OUTDOORUNIT

11.2.1 control board Circuit Diagrams
CN2
FUSE1
1
T25A 250VAC
AC-L
RV1
CN1
S14K350
1
AC-N
RV2
CN3 SA1
S14K350
1
PE RA-362M
RXD2 RXD2
TXD2 TXD2
RXD1 RXD1
TXD1 TXD1 J66
R93
0
+5V
R73 R76
CN21
20K/1% 20K/1%
XG-A
4
R74
5V E18 J62
3
5V 4.7U/16V
1K
2
CG-A E19
1
R75
4.7U/16V
CN20
1K
XG-B
4
5V E16
R70 1K
3
5V 4.7U/16V
2
CG-B E17
1
R71
4.7U/16V
CN19
1K
5V
3
C28 C27
E15
2
HW 4.7U/16V
104/50V
1
CN18 4.7U/16V
5V E14
2
R68
CS
1
1K
CN17
R66
4.7U/16V
3
1K
5V E13
2
R64
TC
1
1K
+5V
R89 R88
10K 1K
CN45
CN33
C16
GND 1
104/50V
1
5V 2 R91
2 +5V
RST J29 0
3 R37
MODE
4 10K
J28 CN35
FLASH
D4 D3 D2 D1
IN4007 IN4007 IN4007 IN4007
NTC1
SCK-4R72
E10
47U/450V
CY11
472/1KV
CX5
104/275V
ZD1
IN5948B R19
5.1K/1%
IC1
R18
1
ADJ
10K
2
FB
R92 0
3
CS
J8 4
GND
NCP1200P100
R20
R22
1K
15
R21
20K/1%
C4
103/50V
R9 2/1W
C14
102/50V
R38
RXD2
1K
R39
+5V
2K
R40
1K
TXD2
C15
102/50V
R41
RXD1
1K
R42
+5V
2K
R43
1K
TXD1
CN7 CN6
AC-L OUT AC-N OUT
L1 L2
R1 R2
CX1 CX2
1M 1M
225/275V 225/275V
8MH/20A 8MH/20A
472/250V/275V
RV3 CY5 CY6
S14K350 472/250V/275V
CN8
1
J12 J15 J27
IC13 +5V
PE
Y0 VDD
Y2 X2
Y X1
J49
Y3 X
J39
Y1 X0
INH X3
VEE A
J48
VSS B
MC14052
IC5 +5V
49
4052-A
Y0 VDD 50
CG
Y2 X2 51
HW
Y X1 52
CS
Y3 X 53
XG
Y1 X0 54
TC
INH X3 55
NC
VEE A 56
NC
VSS B 57
58
MC14052
59
VSS/AVSS
C23 60
104/50V 61
VREF
62
VCC
63
64
PTC
C30 C29
104/50V 104/50V
C26 C25 C24
104/50V
E12
+5V 104/50V 4.7U/16V
C13 C12
+5V 104/50V
4
3 VCC VO
2
IC14 T600D
1
D11
RLS4148
AC-L
AC-N
R15
47
C3
E22034
102/100V
T1
D8
1 10 MBR3100\ER302
E7
470U/25V
3 9
D5
IN4937\ER106
D7
6 MBR1100
E5
470U/25V
7
8
HV
7
R11 47
NC
C2
102/100V
6
VCC
D6
5 4 MUR115\ER106
DRV
E4
470U/25V
5
E9
M1 47U/25V
IRFUC20
IC2 PC817A
4 1
3 2
IC12
3 2
4 1 J64 R5
1.8K
TLP421/PS2561
IC11
1 4 D9
IN4007
2 3
TLP851/PC851
IC10
3 2
4 1 J65 R6
1.8K
TLP421/PS2561
IC9
1 4 D10
IN4007
2 3
TLP851/PC851
CN9 CN10
AC-N OUT AC-L OUT
PTC1
400N/PSB400
CX3
225/275V
J1
K6 K5
AC-L AC-L +12V
AC-N AC-N
12V-5A-892H(N)-1AC-C
12V-25A-891P-1A-C
J30 J40 J43 J57 J59
R90 0
+5V
J9 J10 J16 J38 J41 J44 J56
+5V
+12V
32
NC
31 J11 J14
NC
30
NC +12V
29
NC
28
NC
27 J61
TXD0
26
RXD0
25
NC
24
HEAT-EN
23
COOL-EN
IC17 22
TEST-EN
R5F212A8SNFA 21
NC
20
NC
19
NC
18
A2
17
B2
ERROR +5V
R36 2K LED1
J53
R77
J45 J55 J21
5.1K/1%
IC6 AT24C04
XT1 4M 5 4
SDA GND
6 3
SCL GND
7 2
GND GND
R35 R60 8 1
VCC GND
10K 10K
C21
104/50V
+12V IC4 L7805CV
1 3
Vin Vout
C8 E8
R16
1K/0.5W 100U/16V
104/50V
+5VD
L3
20UH/1A
CY12
R23
E6
47
100U/16V 222/250VAC
220 220
CN39
+15V
R12
C6
330/1W
104/50V
R27
5.1K/1%
IC3
C5
TL431C
R26 R25
104/50V
1K 1K
CY8 CY7
222/250V 222/250V
R3
2K/2W
COMB
COMA
N
CY10 CY9
222/250V 222/250V
R4
2K/2W
94
COM ST H M L C COM
J4
J2
R7
CX4
100/1W
103/275V J3
K2
K4 K3
12V-5A-892H(N)-1AC-C 12V-5A-892-1CC-C
12V-5A-892H(N)-1AC-C
+12V
IC8 IC7
C17
ULN2003 ULN2003
104/50V
R28
5.1K/1%
P1
C11
2SA1037AK
102/50V
1
C10
2
102/50V
CN44
3
TEST/SS
4
1 5
2
CN34
R85
J20
+5V
R80 1K 1K
R79
E11
10K
47U/25V
IC15 PC817A
1 4
2 3
R8
IC16 PC817A
4 1 330/1W
R78
3 2
330
N1
8050
+5V
C9
104/50V
CN37 CX7
1
105/275VAC
CN23 CN31 CX6
1 1
2
P 105/275VAC
3
CN29 E3
1
P 820U/400V
CN28 E2
1
P 820U/400V
CN27 E1
CN4
1
1
P 820U/400V
CN5
1
LED2
CN36
R17
1
220K/2W
2
3 POWER
4
5
1
CN46
Domestic Air Conditioner
Circuit Diagrams
CN14 CN13
COM L H
C C
2U/450V
C1
+12V CN16
K1
6
5
A2
4
B2
3
C2
2
D2
1
12V-5A-892-1CC-C CN15
6
5
A1
4
B1
3
C1
2
D1
1
+12V
C18 C22
104/50V 104/50V
+5V
CN24
R29
R87
5V
10K 3
COM
10K
2
GND
R30 1
1K
J60
CN41 CN40 CN42
R84 1K
CX8
104/275V
R81
C31
2.2K
103/50V
10V/0.5W CN22
ZD2 310V
1
R82 1K
2
0V
3
15V
ZD3
4
5.1V/0.5W
5
6
R83 330
CN38
1
CN32
1
N
CN30
1
N
CN26
1
N
CN25
1
N