Yamaha AW2816 Service Manual page 48

Hide thumbs Also See for AW2816:
Table of Contents

Advertisement

AW2816
TC74VHCT245AFT (XT744A00)
TC74VHC245FT (XU797A00)
TC74HC245AF (XS720A00)
MM74HC245ASJX (XW107A00)
Octal 3-State Bus Transceiver
MAIN: IC401, 402, 506, 509-512, 607,
709, 710, 712, 716-718
1
D1R
2
A1
3
A2
4
A3
5
A4
A5
6
A6
7
A7
8
A8
9
GND
10
TC74HC4052AF (XS790A00)
MM74HC4052SJX (XY876A00)
Differential 4-Channel
Multiplexer/Demultiplexer
SUB-FADER: IC107
1
0Y
2Y
2
2Y
2X
Y-COM
3
Y-COM
1X
3Y
4
3Y
X-COM
1Y
5
1Y
0X
INH
6
INH
3X
VEE
7
A
VSS
8
TC7WU04F (XN567A00)
Triple lnverter
MAIN: IC422, 609, 610, 723
1A
1
3Y
2
3
2A
4
GND
48
TC74VHCT541AFT (XZ744A00)
74VHCT541AMTCX (X0301A00)
Octal 3-State Buffer
MAIN: IC507, 508, 513
20
Vcc
19
G
18
B1
17
B2
16
B3
15
B4
14
B5
13
B6
12
B7
11
B8
TC74HC4053AFT (XV944A00)
Triple 2-Channel
Multiplexer/Demultiplexer
MAIN: IC601
Switches IN/OUT
16
VDD
Y1
15
2X
- do. -
Y0
14
1X
- do. -
Z1
13
X-COM
Commons OUT/IN
12
0X
Swiches IN/OUT
Z0
11
3X
Control Inhibit
10
A
-DC Voltage Supply
B
9
- do -
TC7S04F (XM182A00)
Inverter Gate
MAIN: IC514
NC
8
Vcc
IN
7
1Y
VSS
6
3A
5
2Y
G1
1
20
Vcc
A1
2
G2
19
A2
Y1
3
18
A3
4
Y2
17
A4
5
Y3
16
A5
Y4
6
15
A6
Y5
7
14
A7
Y6
8
13
A8
Y7
9
12
GND
Y8
10
11
+DC Voltage Supply
1
Y1
V
16
DD
Commons OUT/IN Y
2
Y0
Y
15
- do. -
3
Z1
X
14
Swiches IN/OUT
4
Z
X1
13
Z
- do -
5
Z0
X0
12
Control Input
A
6
INH
A
11
- do. -
B
7
VEE
B
10
- do. -
C
8
V
C
9
SS
1
5
VDD
2
3
4
OUT
SN75179BPSR (XT619A00)
Line Driver
MAIN: IC413
1
Vcc
2
R
D
3
4
GND
Driver
Receiver
INPUTS
OUTPUTS
DIFFERENTIAL INPUT
D
Y
Z
A-B
H
H
L
V
ID
L
L
H
-0.2V < V
ID
V
-0.2V
ID
H: "H" Level
L: "L" Level
?: incertitude
DS26C32ATMX (XU815A00)
Quad Differential Line Receiver
MAIN: IC603
INPUT A
1
-
+
INPUT A
2
OUTPUT A
3
ENABLE
4
X
OUTPUT C
5
X1
INPUT C
6
+
X0
-
INPUT C
7
GND
8
NJM2360AM (X0200A00)
DC-DC Converter
SUB-INV: IC501
Cs
1
Q
Q S
2
Q
1
R
Es
2
I
pk
C
OSC
T
3
C
T
COMP
V
REF
1.25V
4
GND
8
A
7
B
6
Z
5
Y
OUTPUTS
R
0.2V
H
< 0.2V
?
L
16
Vcc
15
INPUT B
14
INPUT B
13
OUTPUT B
12
ENABLE
11
OUTPUT D
10
INPUT D
INPUT D
9
8
C
D
7
S
I
6
V+
5
INV
IN

Advertisement

Table of Contents
loading

Table of Contents