Circuit Diagrams - Haier 1U25BEEFRA Service Manual

12. Circuit diagrams

12.1 Outdoor unit control board circuit diagrams
D 1 6 R 2 0 1
L E D 3
2 2 0 K - 2 W
1 N 4 0 0 7 ( 1 A - 1 0 0 0 V )
L
F U S E 1
C N 2
S 1 4 K 3 8 5 E 2 K 1 ( 6 2 0 V )
1
D 2 5 0
T 2 5 A / 2 5 0 V A C
R V 1
N
C N 1
1 M - 1 / 4 W
1
S 1 4 K 3 8 5 E 2 K 1 ( 6 2 0 V )
D 2 5 0
R V 2
S A 1
C N 3
1
S 1 4 K 3 8 5 E 2 K 1 ( 6 2 0 V )
D 2 5 0
R A - 3 6 2 M - V 7 - Y ( C E ) / E M 3 6 0 0 X
+ 5 V
R 4 1
R 4 0
1 0 K 1 0 K
B M 1
1 4 R 3 8
2 3 R 3 9
N D I - 0 2 H
+ 5 V
C 4 5
C N 1 7 4 . 7 u F - 2 5 V - 1 2 0 6
H W
R 6 7 R 6 5
1
2
C S
3
4
C 4 4
T C
5
6
4 . 7 u F - 2 5 V - 1 2 0 6
C 4 3
4 . 7 u F - 2 5 V - 1 2 0 6
+ 5 V
R 8 9
C 1 6
1 0 K
G N D 1
1 1 0 0 n F
5 V 2
2 + 5 V
R S T C N 4 5
3 R 3 7
M O D E
1 0 K
4
C N 3 3
F L A S H
G - T R A S - 2 - 1 0 0 / 5 / 1 2 / 1 5 - T 3 5 7 J - P C 4 0 - B C K 2 2 3 5
C 3 0 0
1 0 n F / 6 3 0 V
Z D 1
1 N 5 9 4 8 B ( 9 1 V - 3 W )
R 1 9
5 . 1 K ± 1 %
R 1 8
1 0 K
1
2
3
4
R 2 2
1 K
R 2 1
1 0 K - 1 2 0 6
C 4
1 0 n F
R 9
C N 7 C N 6
D 2 5 0
D 2 5 0
( 8 m H - 1 2 A ) ( 8 m H - 1 2 A )
L 1 L 2
R 1 C X 1 R 2 C X 2 C X 3
2 . 2 u F / 2 7 5 V
S 1 4 K 3 8 5 E 2 K 1 ( 6 2 0 V )
2 . 2 u F / 2 7 5 V 2 . 2 u F / 2 7 5 V
R V 3 C Y 5 C Y 6
2 . 2 n F / 2 5 0 V 2 . 2 n F / 2 5 0 V
+ 5 V
2 - 3 8 - R X D 1
C N 4 7
X Q
1 C 5 0
2 - 4 1 - T X D 1
5 V
4 . 7 u F - 2 5 V - 1 2 0 6
2
R 9 4 R 9 5 1 K
C 3 2
2 0 K ± 1 % 1 0 0 n F
1 K 1 - 2 0 - S W 1
1 K 1 - 1 9 - S W 2
4 9
A N 8 / P 1 0
5 0
A N 7 / P 0 0
5 1
A N 6 / P 0 1
5 2
A N 5 / P 0 2
5 3
A N 4 / P 0 3
5 4
A N 3 / P 0 4
1 - 5 5 - D R M 2 5 5
P 6 2
1 - 5 6 - D R M 3 5 6
P 6 1
5 7
C L K 1 / A N 2 / P 0 5
5 8
D A 0 / A N 1 / P 0 6
5 9
V S S / A V S S
6 0
D A 1 / A N 0 / P 0 7
6 1
V R E F
6 2
V C C / A V C C
6 3
S S O / P 3 7
6 4
S S C K / S C L / P 3 5
R 6 3 C 2 6 C 2 5 C 2 4
+ 5 V
R 6 8
1 K
R 6 6
1 K
1 n F 1 0 0 n F
R 6 4
1 K
R 8 8
+ 5 V P 2
R 3 5 2 K
1 K
+ 5 V
R 9 8
R 9 7
4
R 9 1 2 K
1 0 K
3
2 C 1 2
0
2 S A 1 0 3 7 A K
R 9 9 1 0 0 n F
1
1 0 K
C N 3 5
R 1 5
4 7 - 1 / 4 W
D 8
T 1
M B R 3 1 0 0
1 1 0
C Y 1 1
4 7 2 - 1 K V
4 7 0 u F - 2 5 V - 1 0 5
3 9
D 5
D 7
E R 1 0 6
6
M B R 1 1 0 0
4 7 0 u F - 2 5 V - 1 0 5
I C 1
7
8
A d j H V
7 R 1 1
F B N C
6
4 7 - 1 / 4 W
C S V c c
5
D 6
G N D D r v
N C P 1 2 0 0 P 1 0 0
4
M U R 1 3 0 \ E R 1 0 6
4 7 0 u F - 2 5 V - 1 0 5
5
R 2 0
E 9
1 5
M 1
2 2 u F - 2 5 V - 1 0 5
I R F U C 2 0
I C 2
2 - 1 W
P C 8 1 7 A
C Y 1 4
C Y 1 5
2 2 2 - 2 5 0 V a c / 2 7 5 V a c 2 2 2 - 2 5 0 V a c / 2 7 5 V a c
C N 9
B 2 P 3 - V H ( - )
C N 1 0
A C - N
D 2 5 0
C N 1 1
D 2 5 0 S T
F U S E 2
C O M
P T C 1
C X 4
R 7 T 1 A / 2 5 0 V A C
R V 4
4 0 0 N
1 0 0 - 1 W
1 0 3 - 2 7 5 V A C
K 5
5
K 6 3 K 4
3 4
4 3 4
+ 1 2 V C O M A
1 2
2 1 1 2
G 4 A - 1 A - E - C N O J E - S S - 1 1 2 D M O J E - S S - 1 1 2 D M
8 9 2 - 1 C C - C
R L S 4 1 4 8
1 - 3 4 - D R M 1
I C 1 7
3 2
P 8 2 / T F O 0 2
3 1
P 8 3 / T F O 1 0
3 0
P 8 4 / T F O 1 1
2 9
P 8 5 / T F O 1 2
2 8
P 8 6
2 7
P 1 4 / T X D 0
2 6
P 1 5 / R X D 0 / ( T R I O ) / ( I N T 1 )
2 5
P 1 6 / C L K 0
2 4
H E A T - E N
P 1 7 / T A I O / I N T 1
2 3
C O O L - E N
P 2 0 / T D I O A 0 / T D C L K
R 5 F 2 1 2 A 8 S N F A
2 2
T E S T - E N
P 2 1 / T D I O B 0
2 1
P 2 2 / T D I O C 0
2 0 1 - 2 0 - S W 1
P 2 3 / T D I O D 0
1 9 1 - 1 9 - S W 2
P 2 4 / T D I O A 1
1 8
P 2 5 / T D I O B 1
1 7
P 2 6 / T D I O C 1
+ 5 V
R 3 6 2 K
L E D 1
E R R O R
X T 1
I C 1 4 M 2 4 C 0 8
3 1
5 4
S D A G N D
6 3
C S T L S 4 M 0 0 G 5 6 2 S D 1 7 8 1 K T 1 4 6 R
S C L A 2
4 7 2
W P A 1
3 8 1
V C C A 0 1 .
2 + 5 V
2 . 0 6 0 3 0 8 0 5
J P 3 1 C 2 1 1 0 0 n F
5 0 V
T J C 8 - 0 4 3 . 8 5 / 1 0 5
R 6 1 R 6 0
1 0 K 1 0 K
C 3
+ 1 2 V I C 4 L 7 8 0 5 C V
1 0 2 - 1 0 0 V
1
I N P U T O U T P U T
E 7
C 8 R 1 6
1 K - 1 / 2 W
1 0 0 n F
L 3
D M 2 0 H R
C 7 R 2 4
2 0 u H / 2 A
E 5
R 2 3
4 7 E 6
1 0 0 u F - 1 6 V
1 0 0 n F
C 2
+ 1 5 V
1 0 2 - 1 0 0 V
E 4
C 6 R 1 2
1 0 0 n F
3 3 0 - 1 W
C 5
R 2 6 R 2 5
1 0 0 n F
1 K 1 K
56
D 1 3
H E A T 1 H E A T 2
C N 4 8 C N 4 9
+ 5 V
R 1 1 7 1 0 K
R 1 1 6 1 0 K
R 1 1 5 1 0 K
1 - 3 4 - D R M 1 R 1 1 8 1 K
D 1 4
1 - 5 5 - D R M 2 R 1 1 9 1 K
K 8 K 7
3 4 3 4
D 1 5
1 - 5 6 - D R M 3 R 1 2 0 1 K
C 3 3 C 3 4 C 3 5
1 2 1 2
O J E - S S - 1 1 2 D M
D 1 7 D 1 8
R L S 4 1 4 8
+ 1 2 V
N 6
N 7
I C 7
4 K 7 4 K 7 U L N 2 0 0 3 A
C 1 8
1 0 K
1 0 K
1 0 0 n F
D T C 1 4 3 X
D T C 1 4 3 X
R 4 6
1 K
P 1
C 1 1 1 n F R 2 8 4 . 7 K ± 1 %
2 S A 1 0 3 7 A K
C 1 0
1
1 n F
2
T E S T / S S 3
C N 4 4 4
1 5
2
C N 3 4
R 8 5 R 8 4 1 K
R 8 0
+ 5 V 1 K R 8 1 C 3 1
1 K
R 7 9
E 1 1 2 . 2 K 1 0 n F
1 0 K I C 1 5 P C 8 1 7 A
4 7 u F - 2 5 V - 1 0 5
1 N 5 2 4 0 B / 1 N 4 7 4 0 A ( 1 0 V / 1 / 2 W / 1 W )
R 8 2
R 7 8
1 K Z D 2
Z D 3
3 3 0 R 8
3 3 0 - 1 W
N 1
R 7 7
1 N 5 2 3 1 B ( 5 . 1 V - 1 / 2 W )
5 . 1 K ± 1 %
R 8 3 3 3 0
I C 1 6
P C 8 1 7 A
0 6 0 3 0 8 0 5 ± 5
± 2 0 %
+ 5 V
3
C 9 T V S 1
E 8
P T V S 5 V O S 1 U R ( 5 V - 4 0 0 W - )
1 0 0 u F - 1 6 V
1 0 0 n F
+ 5 V D
R 1 3 R 1 4
C N 2 3
1
2
3
B 3 B - X H - A - E ( - )
( )
5 . 1 K ± 1 %
R 2 7
I C 3
1
A
T L 4 3 1 C
R E F
K
Do omestic air
C ircuit Diagra ams
+ 5 V
C N 5 0
R L S 4 1 4 8
5 + 5 V
4 D R M 1
D R M 2
3
2 D R M 3
1 G N D
B 5 B - X H - A ( - )
R L S 4 1 4 8
R L S 4 1 4 8
+ 1 2 V
C N 1 5
6
5
A 1
4
B 1
3
C 1
2
D 1
1
C 2 2
1 0 0 n F
+ 5 V
R 2 9
C N 2 4
R 8 7
5 V
1 0 K 3
C O M
1 0 K
2
G N D
R 3 0
1
1 K
+ 1 5 V
C 3 0 1
1 0 n F / 6 3 0 V
3 1 0 V
6
5
0 V
4
1 5 V
3
2
1
C N 2 2
conditioner r