Sa, Main Pcb (12/13) [I/F (Usb2.0)] - Citizen CL-S6621 Technical Manual

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Chapter 6. Circuit Diagrams
1
2
D
2
4 ,
5 ,
6 ,
A
2 [
: 4
] 1
2
4 ,
6 ,
2
4 ,
5 ,
6 ,
2
4 ,
5 ,
6 ,
2
C
2
V
3
R
3
2
R
1
3
0
R
1
3
1
4
7
k
4
7
k
2
U
B
R
E
Q
2
U
B
A
C
K
2
6 ,
1 ,
1
1 ,
3
n
G
2
4 ,
5 ,
6 ,
D
1 [
: 5
] 0
B
A
1
2
CL-S6621

SA, Main PCB (12/13) [I/F (USB2.0)]

3
4
V
3
R
3
C
1
3
6
X
3
0
1 .
u
B /
1
0
D
S
C
8
0
0
2
D
1 I
4 (
8
M
V
S
B
T
3
8
2
C
G
R
1
2
9
4
7
T
3
8
3
U
2
8
A
A
2 [
: 4
] 1
A
1
4
7
A
1
A
2
4
8
A
2
A
3
4
9
A
3
D
0
A
4
5
2
A
4
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1
A /
D
1
A
5
5
3
A
5
D
2
A /
D
2
A
6
5
4
A
6
D
3
A /
D
3
A
7
5
5
A
7
A /
L
E
D
4
A /
D
4
D
5
A /
D
5
D
6
A /
D
6
D
7
A /
D
7
4
6
M
P
B
U
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D
8
5
6
n
R
D
R
D
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D
9
5
7
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L
D
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n /
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L
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0
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D
1
0
5
8
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U
D
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M
n /
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1
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1
1
5
9
n
U
S
B
C
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C
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D
1
2
D
1
3
D
1
4
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1
5
2
U
B
2
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T
P
0
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T
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3
9
1
3
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B
2
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1
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7
4
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0
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6
5
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A
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5
6
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D
4
7
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R
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1
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D
3
8
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A
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1
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D
2
9
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1
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1
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D
0
4
4
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E
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8
A
6
6
5
9
7
F
P
D
1 [
: 5
] 0
V
3
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3
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1
3
9
C
1
4
0
1
0
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6
0
1 .
u
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1
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3
R
3
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1
5
3
0
1 .
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1
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1
5
6
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1
5
7
1
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1
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1 .
u
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3
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2
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3
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5
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3
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6
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4
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2
8
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6
7
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5
6
8
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6
4
1
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7
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3
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7
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1
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3
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7
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5
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1
1
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M
0
3
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7
6
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1
2
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B
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U
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3
1
7
7
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1
3
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P
0
3
3
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8
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1
4
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V
C
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3
4
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9
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1
5
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3
7
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1
3
6
1
9
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M
1
2
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1
8
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B
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1
2
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1
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1
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1
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2
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1
3
1
2
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8
A
6
6
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P
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2
8
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1
3
5
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1
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1
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1
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1
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0 .
1
u
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1
6
1
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0
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p
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3
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1
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p
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N
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9
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N
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3
1
0
4
3
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C
3
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1
4
5
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1
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8
4
7 .
u
1 /
0
0
1 .
u
B /
1
0
1
1
4
2
1
0
0
0
p
B /
5
0
0
G
N
D
1
G
N
D
4
4
5
G
N
D
5
5
1
V
D
D
2
2
0
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1
5
1
C
V
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2
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1
5
4
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1
5
5
5
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0
1 .
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B /
1
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N
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6
2
1
0
0 .
1
u
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1
6
1
0
0
0
p
B /
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N
D
2
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1
5
8
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1
5
9
6
0
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3
2
2
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0 .
1
u
B /
1
6
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p
B /
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C
C
1
6
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1
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p
B /
5
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N
D
7
2
5
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V
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1
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1
6
6
7
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4
0
0 .
1
u
B /
1
6
1
0
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p
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6
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1
6
7
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G
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1
3
2
5
6 .
k
7
1
1
0
0
0
p
B /
5
0
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N
D
8
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3
9
2
2
7
R
E
F
R
N I
R
8
A
6
6
5
9
7
F
P
4
5
6-14
6
7
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6
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3
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5
C
1
3
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1
3
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B /
1
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L
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G
4
7
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1 .
u
B /
1
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6
H
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U
6
8 .
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L
7
1
2
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3
8
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M
4
3
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3
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9
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D
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P
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0
0
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L
2
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3
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D
D
7
R
K
Z
6
8 .
Z
4
K
T
L
8
B
L
M
1
8
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G
4
7
1
S
N
1
D
V
3
R
3
C
1
4
7
C
1
4
3
0 .
1
u
B /
1
6
0
1 .
u
B /
1
0
V
3
R
3
C
1
4
9
C
1
5
0
0 .
1
u
B /
1
6
0
1 .
u
B /
1
0
1
5
2
7 .
u
1 /
0
V
3
R
3
C
1
6
1
C
1
6
2
0 .
1
u
B /
1
6
0
1 .
u
B /
1
0
V
3
R
3
C
1
6
8
C
1
6
9
Title
MAIN PCB / I/F (USB2.0) (12/13)
0 .
1
u
B /
1
6
0
1 .
u
B /
1
0
Size
Number
PPS00058-**
A4
Date:
File:
6
7
8
D
J
1
8
1
V
C
C
D
M
2
D
P
3
4
G
N
D
S
G
5
C
D
U
S
B
B -
R
A
4
2
U
S
B
I
F /
B
A
Revision
A
Sheet
of
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