Sa Main Pcb (12/12) [Lan I/F] - Citizen CL-E720DT Technical Manual

Chapter 6. Circuit Diagrams
1 2
D
2 E T _ M I D O
2 E T _ M D C
2 E T _ R X D 3
2 E T _ R X D 2
C
2 E T _ R X D 1
2 E T _ R X D 0
V 3 R 3
C 1 6 6 C 1 6 7
1 0 u B / 1 6 0 1 . u B / 1 6
2 E T _ R X D V
2 E T _ R X C L K
2 E T _ R X E R
2 n E T N I T P
2 E T _ T X C L K
2 E T _ T X E N
2 E T _ T X D 0
B
2 8 , n R S T F I
2 E T _ T X D 1
2 E T _ T X D 2
2 E T _ T X D 3
2 E T _ C O L
2 E T _ C R S
A
1 2
CL-E720DT

SA Main PCB (12/12) [LAN I/F]

3
V 3 R 3
T 4 4 2
R 1 5 6 R 1 5 7
C 1 6 5
1 k
6 4 . 9 k 1 / %
1 0 0 p C / H 5 0
T 4 4 3 R 1 5
X
F C X
U 2 1
K S Z 8 0 8 1 M N X C A
C 1 6 8
1 2 p C / H 5 0
1 7 8
T 4 5 0
V D I D O X O
1 8 7
R X D V T X P
1 9 6
R X C T X M
2 0 5
R X E R R X P
2 1 4
N I T R P R X M
2 2 3 T 4 5 4
T X C V D D A _ 3 3 .
2 3 2 T 4 5 5
T X E N V D D _ 1 2 .
2 4 1
T X D 0 G N D
C 1 7
0 1 . u B /
R 1 6 2 1 k T 4 5 8
C 1 7 6
1 0 0 0 p B / 5 0
3
4 5
8 1 M
2
R 1 5 9
0 - 6 _ 2 5 M H z
1 k
T 4 4 5
C 1 6 9
1 0 p C / H 5 0
V 3 R 3
L 1 1
B L M 1 5 B D 1 8 2
2 C 1 7 3 C 1 7 4 C 1 7 5
1 6 1 0 u B / 1 6 0 1 . u B / 1 6 1 0 u B / 1 6
T 4 5 6
T 4 5 7
4 5
6-14
6 7
V 3 R 3
J
T 4 4 4 1 2
1 1
8
7
T 4 4 6 6
T 4 4 7 5
T 4 4 8 4
3
T 4 4 9
2
T 4 5 1
T 4 5 2 1
T 4 5 3 1 0
9
T
C 1 7 0 C 1 7 1
0 1 . u B / 1 6 0 1 . u B / 1 6
Title
MAIN PCB / LAN INF (12/12)
Size Number
PPS00152-**, PPS00218-**
A4
Date:
File:
6 7
8
D
1 4
C
1 4
Y
8
5 7
7
5 7
6
5 7 5 7
5
4
3
2
1
G 1 3
S 1 - 0 0 1 4
B
A
Revision
A
Sheet of
Drawn By:
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