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91
VL-SWD272BX/SWD272CX/SWD272CX1/SWD272AZ/VL-WD613CX/VL-WD613CX1
13.1.10. Main Board (10) / AM communication_expansion
+
-
D760
R764
12k
R766
39k
C771 10p
R761 330
VREF4
R769
39k
VREF4
R762 NC
R760 560
T761
2
4
6
10
8
C767
0.1u 16
R770
8.2k
AGND
C778
1000p
VREF4
R765
100k
R771
10k
1
2
3
4
C772 NC
( )
C766
100p
C768
390p
C764
C765
100p
L767
C763
1500p
L766
C779
100u 16
+
C761
1500p
C769
0.22u 10
T760
2
1
3
4
6
C760
820p
L768
L762
NC
L764
L765
L763
NC
C762
R767
8.2k
VREF4
L760
R763
12k
L761
IC760
1 AOUT
2 A-IN
3 A+IN
4 V-
5
B+IN
6
B-IN
7
BOUT
8
V+
C770
1000p
C774
NC
( )
C776
10p
+12V
C777
100p
AGND
R768
10k
C775
100p
DG
AGND
C773
10uF
25V
SubIN_P
1:1A;5:3D
SubIN_N
1:1A;5:3D
DG
C759 NC
( )
D759
+12V
RL759
1
2
3
4
5
6
7
8
DG
Q759
2.2k
47k
DG
Sub_TalkON
2:2D
DG
R795
1.5k
R794
10
AM_RX2
1:8C
VDD33
R796
1.5k
AM_TX
1:8C;3:1E
IC701
12
11
13
AM_PWM
1:8C;3:1C;9:8D
R499
2.2k
C487
1000p
R498
8.2k
+2V2
DG
IC480
1
AOUT
2
A
-
IN
3
A+IN
4
GND
5
B+IN
6
B
-
IN
7
BOUT
8
V+
C485
100p
R480
10k
R483
2.7k
R489
270
R485
47k
R490
4.7k
AGND
C484
0.01u
R479
10k
R486
2.2k
DG
VDD33
R484
1k
R488
4.7k
C483
47p
C489
0.1u
VDD50
DG
C486
0.1u
+2V2
C480
47p
Q481
C481
10p
VDD50
C482
10p
DG
R497
100k
VDD50
R493
22k
R481
47k
R491
47k
R487
10k
DG
Q480
R482
3.3k
EXVOUT1
2:1C
EXVIN1
2:1D
SUBMON-V-N
9:3E
SUBMON-V-P
9:3E
C797
2200pF
DG
+12V
( )
VL-SWD272/VL-MWD272: Main Board No.10: AM communication_expansion
NC: No Components
C
E
B
A
D
F
3
6
4
2
1
5
8
7
Summary of Contents for VL-SWD272BX
Page 2: ...2 VL SWD272BX SWD272CX SWD272CX1 SWD272AZ VL WD613CX VL WD613CX1 ...
Page 30: ...30 VL SWD272BX SWD272CX SWD272CX1 SWD272AZ VL WD613CX VL WD613CX1 ...
Page 31: ...31 VL SWD272BX SWD272CX SWD272CX1 SWD272AZ VL WD613CX VL WD613CX1 ...
Page 50: ...50 VL SWD272BX SWD272CX SWD272CX1 SWD272AZ VL WD613CX VL WD613CX1 ...
Page 51: ...51 VL SWD272BX SWD272CX SWD272CX1 SWD272AZ VL WD613CX VL WD613CX1 ...
Page 52: ...52 VL SWD272BX SWD272CX SWD272CX1 SWD272AZ VL WD613CX VL WD613CX1 ...
Page 53: ...53 VL SWD272BX SWD272CX SWD272CX1 SWD272AZ VL WD613CX VL WD613CX1 ...
Page 54: ...54 VL SWD272BX SWD272CX SWD272CX1 SWD272AZ VL WD613CX VL WD613CX1 ...