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HSU- 09/12HSA03/R2(DB) Appendix
10.3 Circuit Diagram
Domestic Air Conditioner
1
2 43
A
B
C
D
4
3
2
1
D
C
B
A
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
IR Q
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
MC68HC908GT16CFBE
R2
2K
R3 2K
R4
10K
R1
10K
C2
0.1UF
+5V
P1 2SA1037AK
595 SER
595 RCK
595 SCK
GND
+5V
PGFeedback
PGoutput
+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
24C02B
R9
560
R19 10K
+12V
C9
0.01UF
+5V
N4
2SC2412
N5
2SC2412
R68 10K
R22 10K
R16 1K
R23
4.7K
R21
27
E2
+12V
1
2
3
4
5
CN9-1
+12V
R67 680
C19
1.2UF450V
C22
0.01UF/275VAC
R64 120/1W
L1
171uH/800mA/1KHZ
+12v
R47
10K
+5V
+5V
+5V
A
B
35
25
+5V
R40
10K
R51 100
R52 100
+5V
+5V
R50
1K
R49
10K
+5V
GND
TXD
RXD
R15
10K
R17
10K
C17
0.001UF
R39 1K
R13
4.7K
R14
10K
+5V
C4
0.1UF
C3
0.47UF/275VAC
C1
0.1UF
+5V+12V
1 3
2
IC3 7805
N
+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
R5 1K
N1
2SC2412
R7 4.7K
R44
330
+5V
R8 10K
+5V
C21 0.01UF
R42 330K
R41
2.2K
R6
6.8K/2W
S(N-W)
N6
2SC2412
R54
4.7K
+12V
L_OUT
(L_OUT)
(L_IN)
L_IN
220V
220V
C20
0.1UF
1
CON2
R18 4.7K
C18
0.1UF
C5
0.1UF
C6
0.01UF
C7
0.1UF
C8
0.01UF
C10
0.01UF
C11
0.01UF
C12
0.1UF
C13
0.01UF
C14
0.01UF
C15
0.001UF
C23
0.01UF
C24
0.01UF
C26
0.01UF
1
2
3
CN7
B3B-EH-A
1
2
3
CN4
B3B-XH-A
1
2
3
CN2
B3P5-VH
1
2
CN1
NERTB-1.5-2P
1
2
CN12
1
2
CN13
B2B-XH-A
1
2
3
4
CN8
S4B-XH-A
1
2
3
4
CN14
5267-04A
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
ULN2 00 3A
D1
1N4007
D2
1N4007
D4
1N4007
D3
1N4007
D5
1N4007
D6
1N4007
D7
1N4007
D9
RLS4148
D8
RLS4148
E5
100uF/16V
E1
2200uF/35V
E2
4 .7u F/ 50V
E3
4.7uF/50V
E4
470uF/25V
N2
2SC2412
N3
2SC2412
13
2
XT1
FCR8.0MC5
IC5
TLP421
IC6 TLP3 71
IC8
TLP3526
L0
12
RV1
S14K350
R26 1K
R28
1K
R36 1K
R56
1K
R57
1K
R35 1K
R27
20K1%
R38
3 .3K 1%
R37 1K
R25
10K
R53 10K
R30
10K
R29 3.3K 1%
R43 3.3K 1%
LED1
ĭ3
K1
891WP-1A-C
K2
G5NB-1A-E
SW2
JSS1 2 70
SW3
JSS1 2 70
SW1-1
JTP 12 88LA
1
2
3
CN3
5289-2A
N
BUZZ1
PKM13EPY-4002
R24 2K
R48 220
+12V
N
N
N
N
R70 10K
R71
10K
R69 10K
L0
FUSE1
T3. 15A/250V AC
Indoor unit