Yamaha O1V 96 Service Manual page 43

MC26LS30DR2 (XL334A00)
ADA: IC011
Line Driver
SINGLE-ENDED MODE
EIA-423
2
Input A
3
Input B
6
Input C
7
Input D
DS26C32ATMX (XU815A00)
ADA: IC008
Quad Differential Line Receiver
INPUT A
INPUT A
OUTPUT A
ENABLE
OUTPUT C
INPUT C
INPUT C
GND
TC7WU04FU (XQ805A00)
MAIN: IC459
Triple Inverter
1A
3Y
2A
GND
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DIFFERENTIAL MODE
EIA-422
16
3
SR-A
Enable AB
15
15
2
Out A
Out A
Input A
13
Out B
14
SR-B
14
Out B
11
12
7
Out C
Input D
SR-C
Out D
11 10
6
Out C
Enable CD
9
SR-D
Vcc 1 Gnd 5
10
Out D
V 8 Mode 4
EE
1 Vcc
16
-
+
2
15
INPUT B
3
14 INPUT B
4
13 OUTPUT B
5 12
ENABLE
6
11
OUTPUT D
+
-
7
10 INPUT D
8 INPUT D
9
1 8
Vcc
2 7 1Y
3 6 3A
4 5
2Y
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1
Vcc 16 SR-A
Input A
2 15
Output A
Input B/
3 14 Output B
Enable AB
Mode 4
13 SR-B
GND 5
12
SR-C
Input C/
6
11
Output C
Enable CD
Input D
7 10 Output D
V SR-D
8 9
EE
TC7S04F (XM182A00)
ADA: IC953
Inverter Gate
1 5
NC VDD
IN 2
3 4
VSS OUT
TC7SH08FU (XR680A00)
MAIN: IC013, 452
2 Input AND Gate
IN B Vcc
1 5
IN A
2
3 4
GND OUT Y
Inputs
Operation Vcc V Mode A B C D
EE
Differential 0 0 0 0
+5.0 GND
(EIA-422-A)
0 1 0 0
0 X 1 0
0 1 0 0
0 0 0 0
0 1 0 1
1 0 0 0
Single-Ended +5.0 -5.0
(EIA-423-A)
1 1 0 0
1 0 1 0
1 0 0 1
1 0 0 0
X 0 X X X X X X
X = Don't Care
Z = High Impedance (Off)
TC7SH04FU (XS775A00)
MAIN: IC101, 139, 502, 715
Inverter Gate
1 5
NC
IN A 2
3 4
GND
TC7WH08FU TE12L (XW948A00)
MAIN: IC018, 021
Dual 2 Input AND Gate
1A 1
1B 2
2Y
3
GND 4
01V96
Outputs
A B C D
0 0 1 1 0
1 1 0 0 1
1 Z Z 0 1
0 1 0 1 0
1 0 1 0 1
X 1 0 Z Z
0 0 0 0 0
0 1 0 0 0
0 0 1 0 0
0 0 0 1 0
1 0 0 0 1
Z Z Z Z
VCC
OUT Y
8
Vcc
1Y
7
2B
6
2A
5
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