Haier HSU-09HEG03/R2(DB) Service Manual

Wiring Diagrams
Domestic Air Conditioner 91
11.Circuit Diagrams
11.1.INDOOR UNIT
PTE3/OSC2
43
PTE4/OSC1
44
PTC3
5
PTD0/SS
12
PTD1/MISO
13
PTD4/T1CH0
18
RESET
1
VDD
17
VSS
16
VDDA
40
VSSA
41
IRQ
11
PTC1
3
PTC2
4
PTC4
6
PTE0/TXD
9
PTE1/RXD
10
PTD2/MOSI
14
PTD3/SPSCK
15
PTC0
2
PTE2
42
PTA7/KBD7
39
PTD7/T2CH1
21
PTD5/T1CH1
19
PTD6/T2CH0
20
PTA0/KBD0
32
VREFH
30
VREFL
31
PTB0/AD0
22
PTB1/AD1
23
PTB2/AD2
24
PTB3/AD3
25
PTB4/AD4
26
PTB5/AD5
27
PTB6/AD6
28
PTB7/AD7
29
PTA1/KBD1
33
PTA2/KBD2
34
PTA3/KBD3
35
PTA4/KBD4
36
PTA5/KBD5
37
PTA6/KBD6
38
PTC5
7
PTC6
8
IC1
MC908GT16CFBE
R2
2K
R3 2K
R4
10K
R1
10K
C2
0.1UF
+5V
P1
2SA1037AK
595 SER
595 RCK
595 SCK
GND
+5V
PG Feedback
PG output
+5V
GND
E2 SDA
E2 SCL
+5V
GND
OSC2
OSC1
+5v
R46 1K
R45
10K
C25
0.1UF
R33 10K
R32 10K
R31 10K
R34
10K
R11
1M
R10
10K
R12
10K
+5V
A0
A1
A2
VSS SDA
SCL
TEST
VCC
1
2
3
4 5
6
7
8
IC7
AT24C02B
R9
560
R19 10K
+12V
C9
0.01UF
+5V
N4
2SC2412
N5
2SC2412
R68 10K
R22 10K
R16 1K
R23
10K
R21
27
E2
+12V
1
2
3
4
5
CN9-1
S5B-PH
+12V
R67 680
C19
CBB61-1.2uf-450VAC
C22
MKP61-103-275V
R64
120-1W
L1
171uH-800mA-1KHZ -LHB1308-171
+12v
R47
10K
+5V
+5V
+5V
A
B
35
25
+5V
R40
10K
+5V
+5V
R20
51K
R58 1K
+5V
+5V
R55
1K
C16
0.001UF
REV
SCK
RCK
SER
GND
+5V
COM2
COM3
R59 100
R62
100
R63 100
R65 100
R66 100
+5V
+5V
1
CON1
+12v
R61 10K
N7
2SC2412
R60 4.7K
FLZ
L0
R303
10K
(L_IN)
C20
0.1UF
1
CON2
R18 4.7K
C18
0.1UF
C5
0.1UF
C7
0.1UF
C12
0.1UF
C13
0.01UF
C14
0.01UF
C15
0.001UF
C23
0.01uf-50V
1
2
3
CN7
B3B-EH-A
1
2
3
CN2
B3P5-VH
1
2
CN12
TJC8-02
1
2
CN13
B2B-XH-A
1
2
3
4
CN8
S4B-XH-A
1
2
3
4
5
6
7
8
CN6
B8B-PH
1
2
3
4
5
6
7
8 9
10
11
12
13
14
15
16
IC4
ULN2003
D8
RLS4148
E5
100uF-16V
E24.7uF-16V E3 4.7uF-16V
13
2
XT1
FCR8.0MC5
IC8TLP3526
L0
R26
1K
R28 1K
R36 1K
R56
1K
R57
1K
R35 1K
R27
4.7K 1%
R38
4.7K 1%
R37 1K
R25
10K
R53 10K
R30
10K
R29 3.3K
R43 3.3K
K2
892N-1AC-C
SW2
JSS1270
SW3
JSS1270
SW1-1
JTP1288LA
BUZZ1
BEEP-PKM13EPY-4002
R24 2K
R48 220
+12V
N
N
R71
10K
TXD
RXD
R302
10K
R301
10K
R110
10K
ZERO
1
2
CN11
TJC8-02
1 2
CN10
TJC8-02
+5V
1 2
CN5
TJC8-02
IRQ
XT1
DATA
+5V
C27
0.001uF
C10
0.01UF
SW1 TSVC-1
S(N-W)
1
2
3
CN3
5289-2A
N
C102
0.047uF-50V
R101
1K
IC101
PC851
IC102
TLP421
R103
1K
R102
2K
R105
4.7K-1/4w
R107
2K-2W
R104
100K-1/4W
ZD101
1N4746A(18V-1W)
E101
100uF-50V
D101
1N4007
D102
1N4007
C103
2.2nf-250VAC
C101
0.001uF
L
+5V
+5V
N
COM
TXD
RXD
R106
47K-2W
R108
47K-2W
C4
0.1UF
C1
0.1UF
+5V+12V
1 3
2
IC3 MC7805CT
1
2
3
CN4
B3B-XH-A
D1
1N4007
D2
1N4007
D4
1N4007
D3
1N4007
D5
1N4007
E1
2200uF-35V
E4
470uF-16V
C3
MKP61-104-275V
N
1
2
CN1
NERTB-1.5-2P
12
RV1
S14K350
N
L0
FUSE1
T3.15A-250V AC
L
R15
10K
R17
10K
C17
0.001UF
R39 1K
R13
4.7K
R14
4.7K
+5V
C8
0.01UF
N2
2SC2412
N3
2SC2412
ZERO
+5V
R201
2K
4.7K4.7K
R202
4.7K
1
CON3
1
CON6
1
CON7

Haier HSU-09HEG03/R2(DB) Specifications

General

Brand	Haier
Model	HSU-09HEG03/R2(DB)
Category	Air Conditioner
Language	English