Yamaha AW4416 Service Manual page 96

HD74HC174FP (XV610A00)
TC74HC174F(EL) (XY878A00)
Hex D-Type Flip-Flop
SUB-CPU: IC306-308
CLEAR Vcc
1 16
1Q 6Q
2 15
Q Q
G G
D C K C K D
1D 6D
3 14
2D 5D
4 D C K C K D 13
G G
Q Q
2Q 5Q
5 12
3D 4D
D C K
6 C K D 11
G
G
Q Q
3Q 4Q
7 10
GND
8 9 CK
SN75124NS (XN976A00)
SN75124NSR (XV930A00)
Triple Line Receiver
MAIN: IC703
1A Vcc
1 16
1B 1S
2 15
2R 1R
3 14
2S 1Y
4 13
2A 3A
5 12
2B 3S
6 11
2Y 3R
7 10
GND
8 9 3Y
TC7WU04F (XN567A00)
Triple lnverter
MAIN: IC516, 712, 713, 833
1A 1 8 Vcc
3Y 2 7 1Y
3 6
2A 3A
4 5
GND 2Y
TC74VHC245F (XT487A00)
74VHC245ASJX (XY874A00)
TC74HC245AF (XS720A00)
MM74HC245ASJX (XW107A00)
Octal 3-State Bus Transceiver
MAIN: IC302-304, 504, 606-612, 702, 714,
811, 821, 814, 817, 818, 819
SUB-CPU: IC304
D1R 1
20 Vcc
2 19
A1
G
18
3
A2
B1
17
4
A3
B2
16
5
A4 B3
15
A5 6
B4
14
A6
7 B5
13
A7 8
B6
A8 12
9 B7
11
GND B8
10
TC74HC4052AF (XS790A00)
MM74HC4052SJX (XY876A00)
Differential 4-Channel
Multiplexer/Demultiplexer
SUB-FADER: IC106, 111
0Y 1 16 VDD
2Y 2
2Y 2X 15
2X
Y-COM
3 Y-COM 1X 14 1X
3Y
4 3Y X-COM 13
X-COM
1Y 5
1Y 0X 12 0X
INH
6 11
INH 3X
3X
VEE
7
A 10 A
VSS B
8 9
TC7S04F (XJ018A00)
Inverter Gate
MAIN: IC511
NC 1 5 VDD
IN
2
3 4
VSS OUT
SN75121NSR (XU816A00)
Dual Line Driver
MAIN: IC704
1 16 Vcc
1A
2
1B 15 2F
1C 3 14 2E
1D 4 13 2D
1E 5 12 2C
1F 6 11
2B
1Y 7 10 2A
GND 8 9 2Y
MM74HC4053SJX (XY877A00)
TC74HC4053AF(EL) (XY879A00)
Triple -Channel
Multiplexer/Demultiplexer
MAIN: IC701
Switches IN/OUT
Y1 1 Y1 V 16
DD
- do. - Y0
2 Y0 Y
15
- do. - Z1
3 Z1 X 14
Commons OUT/IN
4 Z X1 13
Z
Swiches IN/OUT
5 Z0 X0
12
Z0
Control Inhibit
6 INH A 11
-DC Voltage Supply
7 VEE B 10
- do -
8 V C 9
SS
TC7S08F (XM616A00)
2 Input AND Gate
MAIN: IC510, 614
IN B
1 5
IN A
2
3 4
VSS
AW4416
+DC Voltage Supply
Commons OUT/IN Y
- do. - X
Swiches IN/OUT X1
- do - X0
Control Input A
- do. - B
- do. - C
VDD
OUT
55