Circuit Diagrams - Haier 1U18FS2ERA Service Manual

11.Circuit Diagrams

11.1.INDOOR UNIT
IC1
1
+5V 2
3
4
R3
4 +5V
JP4
2K
3
RST 24C04
2
M ODE
1
TJC8-04
P1
ONLINE
+5V
2SA1037AK
R11 RST
2K
C1
100nF
R10 R23
10K 10K
RESET
100uF-16V
+5V
HTVSB7. 0CA- 7V- 600W
BUZZ1
PKM 13EPY-4002
+12V
TVS1
R82
220
R50
E11
+12V R9
2K
100uF-25V
BUZZER
C15 100nF
B10B-PH-K-S
1M
+12V 9 8
CN5 COM E FCR8. 0M C5
12V 10 7
R47
CN5-1 10 7C 7B
A 11 6
R105
5 9 6C 6B
B 12 5
R79
4 8 5C 5B
C 13 4 R76
3 7 4C 4B
14 3
D R72
2 6 3C 3B
12V 15 2
1 5 2C 2B
A 16 1 R81
CN5-2 4 1C 1B
B
5 3
ULN2003A
C
4 2
I C8
D
3 1
2 +12V
C10 100nF
1
I C12
B5B-PH-K-S- -
9 8
COM E
UP-DOWNSTEPM OTOR
10 7
7C 7B
11 6
6C 6B
+12V 12 5
CN11 5C 5B
12V
13 4
5 4C 4B
A 14 3
4 3C 3B
15 2
B
3 2C 2B
C 16 1
2 1C 1B
D
1
ULN2003A
LSTEP M OTOR
B5B-PH-K
R58
CN9
PG-OUT
7
PG-FEEDBACK
6
5
4
3
2
1 VS
B5P7-XH-A
NTC1
220-L
SCK084R72
220-N
CN52
1
CN17
1
D250
220V_L
L
L1
FUSE1
BLACK
LB2271(32m H-0.35A)
T3.15A/250VAC
CX1
~220VAC
CX2
RV1
TVR14561*
CN21
1
470nF-275VAC 100nF-275VAC
W HIT E
CN21'
1 N
D250
+12V
OJE-SS H -112L D
D14
CON1
RLS4148
K4
HXF1
SW2
+5V
R30
4 5
+5V
C11
3 6
2 7
10K
100nF
R29
1 8
8
10K
A0 VCC
7
A1 WP NDI-04H
6 SCL
A2 SCL
5 SDA +5V
GND SDA
C18
4
100nF
JP3
3
EEPROM
2
1
R85 10K R33
TJC8-04
560
R54
10K
R63
10K
+5V
R94
10K
1
P33/SSI
2
P34/SDA/SCS
M ODE 3
E2
C37 M ODE
C6
HXF 4
HXF P43/XCIN
5
1nF R71 10K
100nF P44/XCOUT
6
RST
RESET
7
P47/XOUT
XT1 8
VSS/AVSS
9
P46/XIN
10
VCC/AVCC
BUZZ 11
P54/TCIOD
LSTEP_A 12
1K P53/TCIOC
13
LSTEP_B
1K P52/TCIOB
14
LSTEP_C
1K P51/TCIOA/TCTRG
LSTEP_D 15
1K P50/TCCLK
USTEP_A 16
1K P27/TDIOD1
1K
10K
R2
+5V
JP1
R5 1K
2
CHECK/S_TIM E
C16
1
TJC8-02( ) 100nF
ZJ/SS
R84 1K
R48
1K
R52
1K
R60
1K
R65 1K
R67
1K
R75
1K
R36 10K
I C3 TLP421 +5V
+15V R39 1K
C14
2.7K
R61
4.7uF-50V-105?
1nF
+15V E14
390
+5V
I C7
R59
10K
R68
R57
10K
10K
TLP421
E15
C17
R64
100nF
10K
47uF-50V-105?
+310V
D6 D7
1N5399 1N5399 C23
E7
C002
103-630VDC
104-630VDC
D19
D8 D9
1N5399 1N5399
US1M ( 1A-1000V-75ns
C004
R161
1.5 -1/2W
2.2nF-250VAC
220-L
CY4 COM M _TX
220-N COM M _TX
CN27
1
CY5
2.2nF-250VAC
220V_L
HXF
FLZ
K2
1 FLZ
D4
CON3 1 N
RLS4148
WHITE
OJE-SS H -112L D
1
CON2
RED
+5V
C28
C20 C2
R103 20K
R104 2K
BM
10K
R102 R69 2K 25/35
A/B R86
R7 2K
R49
48
KI1/AN9/P11
47
KI2/AN10/P12
46
KI3/AN11/P13
45
(INT2)/P32
44
(INT1)/P36
43
TAO/P30
42
IC2 TBO/P31
41
TXD2/P63 COM M _TX
40
R5F212A7SNFA RXD2/P64 COM M _RX
39
(CLK1)/CLK2/P65
38
RXD1/INT3/P67
37
TXD1/INT2/P66
36
INT0/P45
35
TEO/P60
34
TFO00/P80
33
TFO01/P81
+5V
+5V
R88 R97
C24
SWITCH
100
10K
10nF
R108
CN34 R98 100nF
1K
+5V
100
1
GND
2
TX
3
RX
4
NET COM
5267-04A
D206
FR106(1A-800V-500ns)
C013
2.2nF-250VAC
T1
4
3
5
102-1000V
6
C009
R78 R019
1
R77
47K-2W
7
47 -1/2W
BCK-6-FE1901H/ 19ES-X58
D008
D20
ER302(3A-200V-35ns)
CY2 CY1
2.2nF-250VAC 2.2nF-250VAC
IC9
A6059H
E8
IC10
C010
TLP421
1nF
+15V
4.7nF-250V
+5V
R13
IC4
330
R90
N5
4.7K
SS8050LT1
TLP851/PC851
R91
IC6
4.7K
R20
COM M _RX
COM M _RX
1K
TLP421
C9 R19
1nF 10K
IN-OUTC OM
+12V
107
Circuit Diagrams
I C11 ULN2003A
R70 1K 1
FLZ1 1B
2
R87 1K
HXF 2B
3
R45 1K
JX1
3B
4
R44 1K
J45 4B
1 2
R41 1K 5
+5V
5B
6
R46 1K
1K R42 10K
6B
7
7B
8
E
1K R109 10K
J46
1 2
+5V
JX2
CN6
+5V 4
ROOM R24 1K
3
PIPE R25 1K
2
4.7uF-50V
1
R27 R28
C29 C3
E3
B4B-XH-A
10nF 10nF
E5
4.7uF-50V
DIG_M ODE 100
R53
DIGL 100
R6
DIGH 100
R16
R93 10K
SER 100
R18
RCK R17 100
100
SRCK R21
IR
R31 1K
C19
+5V
+5V
1nF
LED1
R40 10K
φ 3- RED
R73
REM OTE_RX
R34 1K
10K
C21
R38
10nF
N1
R106
SS8050LT1
10K
N2
SS8050LT1
REM OTE_TX
R56 4.7K
R66 10K
+5V
R92 2K R95
FK
10K
C27
N3
100nF
R101
SS8050LT1
10K
R1 10K
B2B-XH-A-R
CN14
R4
1
C5 1K
2
SW1
TSVC-1
SWITCH
100 -1206 100 -1206
ZD003
R202 R203
1N4742A(12V-1W)
ZD001
R206
270 -2W
E9
R004
N001
2.2K
KTC8050
R205
560 -0805
12V-900mA
HS1 H-25*15
+12V IC5 L7805CV 1.5A-5V
1
INPUT
R209
C4 C13
E204
100 -1206 100nF 1nF
1000uF-25V-105?
ZD202
1N4742A(12V-1W)
R80
1.5K
CY6
D11
R12
1N4007
C8
E4
100nF-50V
ZD4
1N4746A(18V-1W)
R22
100uF-50V-105?
2K-1/4W
CY3
2.2nF-250VAC
D12
R26
2K-2W
1N4007
Domestic Air Conditioner
+12V
C33
100nF
16
1C FLZ CN10
15 12V
2C HXF1 5
14 A
3C 4
13 B
4C 3
12 C
5C 2
11 D
6C 1
10
7C B5B-XH-A
9
COM +12V
DISPLAY-0011800161
B10B-PH-K-S
IR
1
RCK
2
SER
3
SRCK
4
GG
5
GND
6
5V
7
DIGH
8
DIGL
9
M ODE
10
+5V
IR
CN7
COM 3
1
COM 2
2
E1
3 +5V
GND
4
100uF-16V
5 SER
RCK
6
7 SRCK
8 IR
10K
R62
B8B-PH-K-S
DISPLAY-0011800184/0033
+5V
+12V
R35 10K
10K
D15
CN36
R43
3
RLS4148
27
2
1
B3B-XH-A
FAR
D16
RLS4148
CN51
R99 2K
1
2K
2
R100
B2B-XH-A
C12
100nF
ROOM -CARD
+15V
15V-100mA
C7
100nF
+5V
3
OUTPUT
E207
C22
100nF
R14 47K-3W
220V_L
R15
47K-3W
N
CN23'
1
D250
CN23
COM M
1