1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
47K
R2
+3.3V
560p
C1
+3.3V
560p
C2
47K
R7
47K
R6
560p
C4
100K
R15
100K
R14
+3.3VDD
.1u
C7
2R
R49
2R
R50
2R
R51
+3.3V
+3.3VA
+3.3VDD
8.2K
R16
27K
R13
.1u
C10
.01u
C9
4.7K
R8
+3.3V
VAN
.0068u
C15
.0068u
C16
56K
R18
36K
R21
.001u
C18
75K
R19
VAN
1.2M
R20
VAN
10K
R9
.1u
C12
VAN
100p
C14
10K1%
R11
10K1%
R12
10K
R10
39p
C44
+3.3V
+3.3V
.1u
C25
.01u
C21
560p
C19
VAN
TP8
TP18
TP7
TP6
TP17
TP5
TP12
TP3
TP4
TP1
TP2
.01u
C45
P4:1
P4:2
P4:3
P4:4
P4:5
P4:6
.1u
C28
.1u
C29
.1u
C30
.1u
C31
10u
C36
10u
C35
10u
C32
12p
C38
100p
C39
32 KHz
Y1
+3.3V
+3.3V
+3.3VDD
+3.3VA
+3.3V
VDDD
4.7K
R30
+3.3V
47K
R31
+3.3V
VDDD
VDDD
100K
R34
100K
R35
560p
C37
.1u
C41
10u
C40
+3.3V
SW_B+
SRD_SND
SCK_SND
100p
C617
VDDD
0R
R32
PTT_IN_OUT
4001
Q1
4001
Q2
*
Q6
0R
R52
SB1
D1
SB1
D2
SB1
D4
SB1
D3
560p
C11
0R
R57
0R
CR58
47K
R36
+3.3V
+3.3V
.1u
C43
SB1
D6
.1u
C42
RESET
CP
CJS
2009-03-25
AWS
2014-26-08
F-1
1 of 2
7701
SCHEMATIC
Copyright © 2014
MIDIAN ELECTRONICS, INC.
DATE:
DESIGN:
UPD BY:
REV:
APPR
REV
SHEET
PROJECT NUMBER
DOCUMENT NAME
VS SERIES PRO
2.2u
C13
SERIES
VR2 VR3 U3
U6
U10
VS-1200/110/1100
Y
Y
Y
*
*
VS-1000
VS-1050
SVR-1/VM-3
TS-120
VAE-1
*
*
*
*
*
*
*
*
*
Y
*
*
*
Y
*
*
*
*
*
Y
*
*
*
Y
Y
* = NOT INSTALLED
Y = INSTALLED
R57
0R
0R
0R
0R
0R
225
R58
0R
0R
0R
0R
0R
*
*
*
*
*
*
R1
IN1
1
ENA
3
G
N
D
2
R
E
S
4
OUT
5
MIC5206 3.3V
VR1
IN1
1
ENA
3
G
N
D
2
R
E
S
4
OUT
5
MIC5206
VR2
IN1
1
ENA
3
G
N
D
2
R
E
S
4
OUT
5
MIC5206
VR3
.01u
C47
.22u
C33
0R
L1
2.2u
C27
2.2u
C26
22p
C24
3.3K
R24
*
R17
2.2u
C20
*
C52
-
+
2
3
1
4
1
1
LMV324
U7:1
-
+
6
5
7
LMV324
U7:2
-
+
9
10
8
LMV324
U7:3
-
+
13
12
14
LMV324
U7:4
3
1
2
4
5
6
U5
7
4
8
2
5
1
6
3
U4
1
6
13
4
2
11
9
4
3
37
8
47
28
24
27
20
18
36
43
46
4
8
45
41
6
44
1
2
3
8
4
0
3
9
34
21
22
7
35
17
19
29
25
23
26
12
10
5
15
14
33
32
30
31
49
U1
CS
1
SO
2
SI
5
SCK
6
VCC
8
HOLD
7
WP
3
GND
4
AT26DF081A
U6
CS
7
SO
12
SI
13
SCK
14
DVDD
1
INT2
9
INT1
8
GND
2
AVDD
6
GND
5
IADDR0
4
3
10
11
MMA7455L
U10
16
15
3
3
35
36
37
38
3
11
12
20
46
2
1
2
39
40
41
42
3
2
3
1
1
3
1
0
4
5
1
7
4
3
30
29
26
27
28
5
1
4
3
4
4
4
1
4
6
7
8
9
1
8
19
22
23
24
2
5
47
48
U3
*
C17
*
C48
*
C51
4.7K
R54
4.7K
R55
RDY
MISO
TX OUT
RX OUT
EXT MIC
OPT ENA
TX IN
RX IN
DIS IN
PTT_IN_OUT
VDDD
SW_B+
GND
-
+
3
3
1
1
4
5
2
LM321
U12
1K
R87
+3.3VA
.01u
C85
47p
C84
36K
R88
120K
R89
22K
R28
130K1%
R3
130K1%
R4
.0068u
C3
.0068u
C6
27K
R5
10K
R23
10K
R22
FLAT TX OUT
VDDD
22p
C8
P
3
:1
P
3
:2
P
3
:3
P
3
:4
P
3
:5
TABLE 1
R3
CJS CT-1
*
*
*
*
*
*
*
*
*
*
*
R5 R29
*
*
*
*
*
*
*
Y
*
0R
*
R29
Y
1
2
PROG IN
PROG OUT
P2
225
*
+
10u
C5
U12
Y
*
*
*
*
*
*
