Haier HSU-18,22HVA103/R2(DB) Service Manual page 140

11.3.2.3 HSU-22HVA103/R2（DB）control board Circuit Diagrams
CN3
CN7
AC-L
CN2
AC-N
N P
CX101 T101
104/275V 1 E22034
C105
472/1KV
3
D102
IN4937
ZD1
IN5948B
CN9
3U/450V
AC motor
R103
C
1
4.7K
2
C
R105 10K
1 8 3
4
H
C102 2 7 5
IC101
103 VCC 6
L
3 6 7
NCP1200P100
8
COM
4 5 9
C104
R110 47U/25V
R106
1K
CN20
15
3
R107
Q101 2
1
20K IRFUC20
4-way valve
R111 2/1W
R201 47
C201 12V
471/100V
D201
10 MBR3100
C210
C202
470U/25V 104
9
IC201
PC817
D202
20UH/1A
6 MBR1100
C204
470U/25V
7
R28 1K R204 47
C203
104
R205100
TL431A
IC102
11.3.2. 4 HSU-22HVA103/R2（DB）filter board Circuit Diagrams
P501
P502
P506
C505
Z505
C506
Z502
P507
Z504
HSU-18,22HVA103/R2(DB)
FUSE1
R1
D2
IN4007
22K/2W
T3.15A/250V
R4 R3 R2
220K 220K 220K
C7
103/275VAC
CN1
D3
communication to indoor
IN4007
12V
C25
RL1
JZC-33F
RL2
JZC-32F
R63
100/1W RL3
JZC-32F
C47 103/275VAC
IC6 L7805CV 5V
1 3
Vin Vout
R202
C34
C22
104
1K/0.5W 100U/16V
5V CN8
L202
1
2
3
C205 C208
module power
100U/16V 104
CY1 R203 47
222/1KV 471/100V
R207
D103
4 MUR115
5.1K
C202
R209
470U/25V
5
5.1K
C501
L503
C503
R501
Z501
Z503
SA1
RA-362M-V7
IC12 TLP371
4
E K
5
C A
R9
C48
330
D1 102
C6
IN4007
22U/250V
D4
IN4007
R5 15K
IC11 TLP521
R8
1
R6 15K
A C
1K
2
R7 15K
K E
5V
R60 R52 R50 R51 R59
10K 10K 10K 10K 10K
R27
CN23
10K
2
1
R28 5.1K
PC
CN19
5V
2
1
R38
1K
TEST
CN17
2
C36
1
102
HEAT
CN18
2
1
5V
COOL C33
102
R54 5.1K
R53
10K
IC8 T600D
1 3
Vin Vout
C32
Y1
104
4M
CN12 CN11
5V
3
C29
3
2 C28
4.7U/16V
2
1 4.7U/16V
1
C205
15V
CN13
CN10
3
C30 C27
2 2
4.7U/16V 4.7U/16V
C209 R206
1 1
104 330/1W
5V
R55
R503
C502
D501
P508
C509
R503
C504
C508
P509
139
R45
2
5V
330
1
Q3
9013
R43 R41
10K 5.1K
R44
4
1K
3 C34
102
R40 10K C31
104
Q1
9012
R29
Communication to module (black)
1K
C42 C41 C40 C39
104 104 104 104
IC6 38588
Compressor discharge sensor
1 42
R37
VCC P30/AN0
2 41 Suction sensor
R36
VREF P31/AN1
3 40 Deforse sensor
R35
AVSS P32/AN2
4 39 Environment sensor
R34
P44/INT3/PWM P33/AN3
5 38
P43/INT2/SCMP2 P34/AN4
6 37
P42/INT1 P00/SIN2
7 36
LED1
P41/INT0 P01/SOUT2
ERROR
8 35
R56 2.2K
P40/CNTR1 P02/SCLK2 5V
9 34
P27/CNTR0/SRDY1 P03/SRDY2
R58
10 33
P26/SCLK P04
10K
11 32 5
P25/TXD P05 IC11
12 31 6
P24/RXD P06 24C02
13 30 7
P23 P07
14 29 8
P22 P10/(LED0) 5V
15 28
CNVSS P11/(LED1)
16 27
P21/XCIN P12/(LED2)
17 26
P20/XCOUT P13/(LED3)
18 25
RESET P14/(LED4)
19 24
XIN P15/(LED5)
20 23
XOUT P16/(LED6)
21 22
VSS P17/(LED7)
IC10
R61 10K
CN16 12V 16 1
15 2
6 R62 10K
12V 14 3
5
A 10 7
4
B 11 6
3
C 12 5
2
D 13 4
1
9 8
R47 5.1K
SW3
5V
R46 20K
C43 SW4
104
R48 5.1K
SW1
12V
R49 20K
SW2
P503
P504
P510
L504
L501
C510
C507
L502
P511
Domestic Air Conditioner
Appendix
CN22
D5 12V
1
IN4007 PTC
2
PTC
R57
Q4
9013
5.1K
CN15
GND
1
COM
2
PC communication(green)
CN14
5V
3
COM
2
GND
1
R30 47K
R31 20K
R32 20K
R33 20K
1K
1K
1K
1K
C37
104
4
3
2
1
C43
102
C44
102
FA
FAN
UP
DOWN
P505
PTC1
RL501
CN501
2PIN