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HSU-09,12H03/R(QXF) Appendix
10.3 CIRCUIT
DIAGRAM
Circuit diagram 1
1
2
3
4
A
B
C
D
4
3
2
1
D
C
B
A
5
.
5 .
5
.
5
.
C13
104
+5
P1 2SA1037AK
C7
104
+5
(
8)9
(
8)9
1
2
3
4
&1
5 .
5 .
5
.
5
.
&
&
URRPWHPSVHQVRU
SLSHWHPSVHQVRU
5
.
1
2
&1
+5
5 .
&
1
3
2
XT1
8.00M
5
0
5
.
1
2
&1
B2B-XH-A
5
.
+12
C25
103
+5V
1
6&
1
6&
5
.
5
.
5
.
5
.
5
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
IC1
24C01A
+5
C31
104
5
. 5
.
5
%8==
%((33.0(3<
1
6&
5
.
5
5
.
+12V
&
1
2
3
&1
+5
mo
to
r f
eed
b
ack
&
5
.
5 .
1
2
3
4
&1
$
+5V
ne
t
5
5
&
+5V
5
.
5
.
5 .
5.
C6
104
+5V
(
8)9
C26
104
C17
103
1
2
3
4
5
6
7
8
9
10
&1
5
5
C28
102
5
5
5 .
+5
5
.
&
+5V
5
5
5
-DIG1
DIG2
-L
A1
1
A2
2
A3
3
A4
4
A5
5
A6
6
A7
7
GND
8
+12
9
B7
10
B6
11
B5
12
B4
13
B3
14
B2
15
B1
16
IC8
ULN2003
+12V
C35
104
Double-way air exchange
negative ion
4-way valve
outdoor fan motor
Auxiliary
compressor
indoor motor
A1
1
A2
2
A3
3
A4
4
A5
5
A6
6
A7
7
GND
8
+12
9
B7
10
B6
11
B5
12
B4
13
B3
14
B2
15
B1
16
IC7
ULN2003
+12V
C20
104
A1
1
A2
2
A3
3
A4
4
A5
5
A6
6
A7
7
GND
8
+12
9
B7
10
B6
11
B5
12
B4
13
B3
14
B2
15
B1
16
IC9
ULN2003
+12V
C33
104
A1
1
A2
2
A3
3
A4
4
A5
5
A6
6
A7
7
GND
8
+12
9
B7
10
B6
11
B5
12
B4
13
B3
14
B2
15
B1
16
IC11
ULN2003A
+12V
C34
104
5 .
5 .
SW1
JSS1270
+5V
SW2
JSS1270
+5V
5
.
5
.
A
B
35
25
select
AB code select
1
2
3
4
5
&1
1
2
3
&1
1
2
3
4
5
6
7
8
9
10
&1
+12V
+12V
1
2
3
4
5
&1
+12V
Co
ve
r s
te
p
m
ot
o
r
ul
tr
a
vio
le
t r
a
dia
tio
n
Location check
C36
104
I A
B3B-XH-A
B5B-PH
B10B-PH
B5
B-
X
H
-A
B5
B-
P
H
B4B-XH-A
+5V
T
O
pa
ne
l
B10B-PH
B3B-XH-A
D12
RLS4148
5
.
5
.
5 .
5 .
5 .
5 .
03
RST
36
37
PTB2/ATD2
PTB3/ATD3
PTB1/ATD1
58
59
OSC2
OSC1
48
49
PTH0/KBD3
PTH1/KBD4
57 CGMXFC
21
45
56
VSS
AVSS/VRE
VSSA
13
14
PTE0/TXD
PTE1/RXD
15 PTE2/TACH0
05
06
PTF1/TACH3
PTF2/TACH2
04
62
63
64
PTF0/TACH2
PTD7
PTD6/TACLK
PTD5
07
PTF3/TBCH3
PTF6
8
16
1
61
12
11
10
PTC1
PTC4
PTE3/TACH1
PTF7
PTF4/TBCH0
PTF5/TBCH1
09
NC
35
60 PTC0
23
24
PTG0/KBD0
PTG0/KBD1
22
VDD
44 Vddref
54
55
VREFH
VDDA
50
PTD4/TBCLK
51
52
53
PTD5
PTD6/TACLK
PTD7
17
18
19
20
25
26
27
28
29
30
31
32
33
38
39
40
41
42
43
46
47
2
34
IRQ
PTB0/ATD0
PTE4/SS
PTE5/MISO
PTE6/MOSI
PTE7/SPSCK
PTG2/KBD2
PTA0
PTA1
PTA2
PTA3
PTA4
PTA5
PTA6
PTA7
PTB4/ATD4
PTB5/ATD5
PTB6/ATD6
PTB7/ATD7
PTD0
PTD1
PTD2
PTD3
IC2
MC908AB32CFUE
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5 .
5
.
1
2
3
4
5
&1
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104
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