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SCHEMATIC DIAGRAM-7
D102
MA152WATX
8
GND
10
9
DRIVER
11
12
14
15
DRIVER
13
4
7
RECEIVER
5
6
2
RECEIVER
3
1
VCC
16
C121 0.1
+5D
IC109
M5M34051FPE2
(BUS TRANSCEIVER)
IC105
TC7SU04FT85L
(INVERTER)
GND
VCC
1 2 3 4 5
+3.3D
C118 0.1
+3.3D
20
VCC
DIR
1
19
OE
B7
A7
X
11
9
12
B6
A6
8
W
13
B5
A5
7
V
14
B4
A4
6
U
15
B3
A3
5
T
B2
A2
S
16
4
17
B1
A1
3
R
18
B0
A0
2
Q
GND
10
IC106
TC74LCX245F
(BUS TRANSCEIVER)
+5D
D101
MA152WATX
Z105
47x4
ZC104
47P
D103
MA152WATX
D104
MA152WATX
A
B
C
D
E
F
G
H
I
IC107
TC7SH08FU
(2 INPUT AND GATE)
GND
VCC
1 2 3 4 5
+3.3D
+24V
Q104
R124
D106
2SD601AQTX
1.5K
MA111TX
R127
100
Q105
C120
R123
2SD601AQTX
50V1
470K
R125
1.5K
R119
330
A
R120
330
B
R121
330
C
R122
330
D
E
F
G
H
Z106
220x4
IC108
T7SET04FT85L
(INVERTER)
GND
VCC
1 2 3 4 5
ZC105
100P
+5D
L101
QLBG005A
C119
0.01
R133
47K
+5D
C125
0.1
20
VCC
1
OE1
19
OE2
11
Y7
A7
9
12
Y6
A6
8
13
Y5
A5
7
14
Y4
A4
6
Y3
A3
15
5
16
Y2
A2
4
17
Y1
A1
3
18
Y0
A0
2
D105
MA111TX
GND
10
R126
120K
IC110
C123
T74VHCT541AF
50V1
(BUS DRIVER)
CN103
RXD-
10
RXD+
9
8
E
7
TXD+
TO
J
JACK CIRCUIT
6
TXD-
(CN3) ON SCHEMATIC
MSEL
5
DIAGRAM 32
MIDI
4
3
PC2
2
PC1
1
MAC
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