Circuit diagrams
11. Circuit Diagrams
3 4 4 3
2 1 1 2
SDA
SCL
GND
+5V
2_14_FG_ON 14
2_15_FLZ
16
P11/PPG11
1_16_DBG
17
P12/DBG
2_17_BUZZ
18
P13/PPG00
2_18_LSTEP_A
19
P14/PPG01 X
X1
1/
V
PF
SS
1
50
51
52
2_19_LSTEP_B
P15/PPG20 X0/PF0
49IC2-20 20
RST/PF2
48
1_49_RST
2_21_LSTEP_C
NC
2
1
2_22_LSTEP_D 22
P16/PPG21 INT7/AN7/P07
47
3_48_ZERO
23
P
P
70
17
/
/
T
S
O
NI
0
0
0
INT6/AN6/P06
2_47_FG_FB
2
A2
1_23_SWITCH
46
IC2-46
GND
1_24_RG2
24
P71/TO01
NC
45
1_25_SCL
25
P72/SCL
INT5/AN5/P05
2_45_IR
INT4/AN4/P04
43
44 1_44_ROOM
1_26_SDA
26
P73/SDA INT3/AN3/P03
42
1_43_PIPE
INT2/AN2/P02
41
2_42_SRCK
INT1/AN1/P01
40
2_41_SER
INT0/AN0/P00
2_40_RCK
O6
O6
20K±1%
Domestic air conditioner
1
1 1
1
F1
F2
BC511240-A
FUSE2
BC511240-A
CN17
1
L
TVR14621K5ARU25V-
220V_L
L
D250
FUSE1
L3
T3.15A/250VAC
CN1
+5V
BD1
B2P3-VH-A-
SDB207L(1000V-2A)
D5
DC-IN
J13
+12V DC-IN
600Ω/100MHz/3A
IC9 C37 R92 H0916(15uH/3A) +12V
~220VAC
RV2 RV3
-
CX1
1
2
3
AC V+
1 2
VIN BOOT
1 0.1uF 10Ω±1% 1 2 1uF±10%-50V-1206
R1
RJ14
CN21
TVR14621K5ARU25V
MPRV(100nF-275VAC)
CN3-2
S1M/MRA4007
5.1T FB1
220V_N
RV1 4
C36 C38
R93
3
EN
SW
8
10K
RJ6
000-1206
TJC8-4A
1 2 1 AC V-
E4
C29
2.2uF±20%-100V-1210 0.1uF
10K
R94 RB050L-40(3A-60V)
E6
C41 C39 R95
1_16_DBG R3 100Ω-0805
DBG
D250 TVR14621KB262Y-620V CN3
2200uF-35V-105℃
0.1uF
4
RT/SYNC FB
5
FB1
C40
D6
470uF-35V-8*16-105℃
0.1uF C42 57.6k±1%
1_49_RST
000-1206
R7
100Ω-0805
RST
CN21-1 3-1971798-4( -
R
I
97
C9-6 6
GND
7 2Ω±5%-0805
9 FB1
0.1uF
GND
1 SS PAD
470pF
+5V
+5V
D250 51K±1%-0603 C54
LMR14020SDDAR-HSOIC-8
预留
C43 R98
+5V
JP2
0.1uF 3.83k±1%
22nF±10%-50V-0603
24V转12V电源
GND
R84
10KCN22
J16
R85
1
R86
3_48_ZERO
IC8 L7805CV +5V
+5V
D250
J26 J 32
N5 10K
7T
1K
1 3
2SD1781K(32V-0.8A)
+12V
INPUT OUTPUT
R31
10K
+12V
9T 9T
R66
J28 8.5T
RJ9
D3
2_8_POWER_ON
C31
E5
C47 C48
1_36_LINE_
R
R
J
X
8
R33
B4B-XH-A(
K1
MMSD4148T1G 4.7K
N6
R34
L
R87 C32
2SC2412(50V-0.15A)
10nF 470uF-25V-105℃
0.1uF 1nF
000-1206000-12061K
R35
10K-0805
+12V
GND
SIG
NC
+12V
R67
4.7K 0.1uF
N1
891P-1A-S(250V-20A)
10K
2SC2412(50V-0.15A) 10K-0805
CN34-1
C14 R36
CN34
CN43
L2
1nF 10K-0805 R38
1 +12V
D4
MMSD4148T1G(100V-0.2A-4ns)
C45
H0916(15uH/3A) +5V
27Ω-0805
D187
1 2
1nF
K2
0.1uF
D11
C46
470uF-25V-105℃-
C15
220V_L
J35 J27 J36
+12V
LC1
BLM21PG600SN1D
E5
C47 C48
1_37_LINE_TX
RJ7 RJ10 R40
N2
FLZ_ON
1nF
IC10
100pF-0805
R96 0.1uF
1nF
2SC2412(50V-0.15A)
HF32F-012-HS
（250V-5A-
10T 8.5T 8.5T
1
BOOT
LX
8 RB050L
000-1206 000-1206 4.7K R41
CN44
10K
1
C49
VIN
7
22Ω-0805
GND
SC
D187
0.1uF
C50
RO
COMP
6
1nF
R103
4
SS
VSENSE
5
C51 R104
100K C52
TPS5402-SOIC8
220pF±5%
C53 240K±1%
220V_N
10nF R105 33pF±5%
200K R106
33K±1%
+5V
+5V
+12V
RJ1 RJ21
R107
+12V
R21 R20 C8
2008-4A(
12.1K±1%
000-1206000-1206 10K
10K
10nF
R99
10K
+5V
R100
GND
RJ2 RJ22 RJ23
GND
1_10_RG1 R22
1K-0805
J17
GND
1_36_LINE_RX
000-1206000-1206000-1206
1_24_RG2
J23
R25
1K-0805
RG1
7T
1 1K-1206
C44
D7
CN56
RG2
RJ3
8T
CN16
0.1uF
GND
GND
C9
C
+5
10
V
TJC3-3A-G
000-1206
0.1uF
0.1uF
RJ4
RJ12 RJ15 RJ16
BAV99
+12V
+5V
D8
XT1
2SB1197(32V-0.8A)
000-1206
000-1206 000-1206000-1206
R108
BAV99 +5V
D12
P2
10K±5%-0603
2SD1781(32V-0.8A)
MMSD4148T1G(100V-0.2A-4ns)
N8
2K±
R
5
1
%
10
-0603
IC2
1_44_ROOM R28
1K-0805
R109
4.7K±5%-0603
2_15_FLZ 1_43_PIPE R29
1K-0805
MB95F698K
DW_1 DW_2 DW_3
R111
J33
CN49
GND
J3
D30 10K±5%-0603
C12
C13
+12V
MK
1
5.1T
0.1uF
CN6
MMSD4148T1G(100V-0.2A-4ns)
8.5T
2_1_RX
1
R30
+5V
2_2_TX
2
PG2/ A
0.1uF
R32
4-1971798-1(
2
220V_N
J4
100uF-25V-105℃
3
PG1/X0A 3.3K±1%
2-1971798-1(
R101
2_15_FLZ
C
N7
14T C28 C30
LC2
MK_1 MK_2 MK_3 MK_4 MK_5
J5 J34
0.1uF 1nF
E1
C6 C7
1_5_BM
2SD1781K
R102 2K
+12V
TVS1
1_6_BM
P
40/AN8
PPG21/TRG1/P67
39 2_39_COM2
38
2_38_COM1
10K
PTVS5V0S1UR(5V-400W- )
0.1uF
0.1uF
8.5T 8.5T
IC2-7
7
P41/AN9 PPG20/PPG1/P66
37 1_37_LINE_TX
Mark Mark Mark Mark Mark
LC3
2_8_POWER_ON
8
NC PPG11/P65
CN7
+5V
J6 J25
P42/AN10 PPG10/EC1/P64
36
1_36_LINE_RX
JS-2004B-8(
1_9_CHK/S_T
9
P43/AN11 PPG01/TO11/P63
35 2_35_DSTEP_D
+5V 2_38_COM1 R52 100Ω-0805
+5V
COM3
7T 8T
1_10_RG1 10 34
2_34_DSTEP_C
2_39_COM2 R53 100Ω-0805
J7
1_11_UPS 11
P44/TO1 PPG00/TO10/P62
33
IC2-33
E2
C22
COM2
R2
10K-1206
1K-0805
GND
2-12-TXD
12
P45/SCK NC
32
2_32_DSTEP_B
100uF-25V-105℃
+
5V
6T
2-13-RXD
13
P46/SOT TI1/P61
0.1uF
P47/SIN DTTI /P60
31
2_31_DSTEP_A
2_41_SER R55
100Ω-1206
GND
UI0/P77
30
2_30_USTEP_D
2_40_RCK
R56
100Ω-1206
SER
RCK
CHK/ST
2
1_9_CHK/S_T GND
J8
UO0/P76
29
2_29_USTEP_C
2_42_SRCKR58
100Ω-1206
RJ11
GND
1
R6 13T
UCK0/P75
28
2_28_USTEP_B
2_45_IR R59 1K-0805
SRCK
JP3
C3
27
IR
J9
EC0/P74
2_27_USTEP_A
000-1206
0.1uF
+5V
C
1n
23
F
C33
C34 C35
11T
100pF
100pF 100pF
GND
J12
7T
IC4
J14
+5V TLP388/LTV-851S-TP-HR-CU-SMD-4
+5V
CN23
J31
1
GND
1
1K-
R9
1206
C2
8T
R54
D1
0.1uF 1_11_UPS
6.5T
S1M/MRA4007
D250
UPS
V
R8
GND
J15
MCU CORE
+5
R57
330Ω-0805
D2
CN25
10K-0805 6.5T
2_2_TX
S1M/MRA4007
B3B-XH-A(
+5V
+12V
J18
4.7K
R61
N4
2SC2412(50V-0.15A)
+5V
R60
7T
10
+
K
220V_N
5V
J22
CN14
R37
10K
+12V
6.8K-2W
B2B-XH-A( 9.5T
R62
2
1_23_SWITCH
J19 J24
2_1_RX
R64
20K
R39
J20 J30
1
R65
R63
1K-0805 C24
C25
1nF
2K
10nF
2.2K
LED1
SW1
C16 10T 11.5T 8T 8T 1K-0805
0.1uF
TSVC-1(5.85*7*7)
-3216
+5V
EL817S1A-SMD
IC5
+5V
RJ5
SW1 CN14
R90 R24 R23
+12V
RJ17
+5V
000-1206
2K 2K-08052K
R13 R12
10K
J40 J41
J42
1_6_BM
J11
RJ18
5.1K
R26
39K
IC6 ULN2003A
CN4
A
ON OFFON
11T
2_35_DSTEP_D 16
R27
82K
R68
1
1
K
K
1
1-2299683-5-ZS-F-T-(
+5V 1_5_BM
J10 R15
5.1K
J2 ON
ON
OFF OFF
B
OFFOFF
OFF
2_34_DSTEP_C
O1
R69
1K
VCC
ON
OFF
OFF
2_32_DSTEP_B
O2
15
J1
ON ON
11T
ON ON
R19
2K
R70
1K
14
B
OFF
ON
ON
R43 R42
R91
150K
O3
325
498
324
2_31_DSTEP_A
R71
1K
4 13
A
down stepmotor
C19
10K 10K
RJ17,RJ18
387
317
C5
E
ON ON
OFF
2_30_USTEP_D
R72
5
O4
C11
10nF
OFF
ON
OFF
0.1uF
1K
6
O5
12
+12V
+12V
F
1
0.1uF
J2 J1
2_29_USTE
R
P_
J
C
19
2_15_FLZ
11
9
10
12T
OFFOFF
ON
J42 J41 J40
RJ20
R73
K
R74
1
RJ13
R48 12T
7
O7
FLZ_ON
ON
OFFOFF
12T 12T 12T
D
100Ω-08052-12-TXD
000-1206000-1206
8
GND COM
C
000-1206
R50
100Ω-08052-13-RXD
B
WIFI
up-down stepmotor
CN35
D9 +12V
A
5267-04A(
BAV99
+5V
C26 0.1uF +12V
+12V
D
D10
+5V BAV99
A
R45
51K
+12V 10
+12V
R47
2_47_FG_FB
CN5
JS-2004B-10K(
1 C21
1K-0805
C20
+5V
CN8 10nF-50V 1nF
CN30
IC7 ULN2003A
4
3
2
1
3-1971798-2( )
+5V
C1 R14
2K
2_28_USTEP_B
R75
1K
1 16
0.1uF
2SA1037AK(50V-0.15A)
2_27_USTEP_A
O1
R76
1K
O2
15
1-2299683-5-ZS-F-T-
+12V
+12V
D
R10
R5
R4
IC1
P1
2_22_LSTEP_D
R77
1K
O3
14
left tepmotor
560Ω-0805
8 1
2_21_LSTEP_C
1K
4 13
R11
10K 10K
7
VCC A0
WP A1
1_49_RST
R16
2_19_LSTEP_B
R78
5
O4
1_25_SCL
R88
560Ω-0805
560Ω-0805
R79
1K
12
B3P5-VH(
6
2
3
4
SCL
2K
R17
R18
2_18_LSTEP_A
R80
1K
6
O5
11
A
1
220V_N 1_26_SDA
560Ω-0805
5
C4
R83 R81
SDA GND
10K
10K
2_17_BUZZ
R82
1K
220V_L
O7
9
10
0.1uF
+12V CN10
C17
R89
GND COM
12V
2K
220Ω
2
1.2uF-450VAC
+12V CAT24C08
+
120Ω±5%-1W
C18
8
IC3
10T
C27
3
EEROM
1 2
CN9
R44
22nF-275VAC
2 BUZZ1
L1
J29
0.1uF
R46
TDA-12240PA-4
1
2 6 3
LHB1308-171(171uH-0.8A
5
)
620Ω-0805
R49
J21
IC3-5 2_14_FG_ON
1 2
PR3BMF51NS(600V-
N
1.
3
2A)
001D-011
R51 4.7K
14T
2SC2412(50V-0.15A)
L1-1
10K
D
C
C
B
C
B
1
2
3
4
4
3
2
1
1
2
3
4
4
3
2
1
1
2
3
4
5
6
7
8
1
2
3
4
5
1
2
3
4
5
6
7
8
9
5
4
3
2
1
1
2
3
4
5
6
7
1
2
3
4
5
6
7
I
I
I
I
I
I
I
I
I
I
I
I
I
I
2
3
2
3
7
8
C
D
G
H
VC
C
01GPP/10P
15
4
5
6
2
3
3
2
1
3
000-1206
2
4
000-1206
3
2
2
3
2
3
4
3
2
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