53
ABCDEFGH I J
1
2
3
4
5
6
7
8
9
10
11
12
13
14
25
13
J701
Q701 Q702
L701
L702
R701R702
R703R704R705 R711R712R713
R714
R715
R716
R720
C701
C702 C703C704
D701
D702
D703
D704D705
D706D707D708 D711D712D713
+
J72-0931-19 A/3
J72-0931-19 C/3
14
1
26
GND
27
GND
AUX
I/O6
AUX
I/O1
AUX
I/O2
AUX
I/O3
AUX
I/O4
AUX
I/O5
AUX
I/O7
AUX
I/O8
AUX
I/O9 GND
MEDEOGNDAFOSB AUXO1AUXO2
GND RXD2TXD2MI2DITXD1RXD1NC
1
34
5
R308
R377
R378
IC302
C386
Component side
Foil side
Layer 1
Layer 2
Layer 3
Layer 4
Component side
Foil side
Layer 1
Layer 2
Layer 3
Layer 4
TX-RX UNIT (X57-6990-10) (C/3)Foil side view (J72-0931-19 C/3)TX-RX UNIT (X57-6990-10) (A/3) Foil side view (J72-0931-19 A/3)PC BOARD TK-8180
Ref. No. Address
Q701 6C
Q702 6D
D701 7D
D702 6D
D703 6C
Ref. No. Address
D704 7G
D705 7F
D706 6G
D707 6G
D708 6E
Ref. No. Address
D711 6H
D712 6H
D713 6F
Ref. No. Address
IC302 11E