Ic Block Diagram - Yamaha Clavinova CVP-205 Service Manual

CVP-205/CVP-205M

IC BLOCK DIAGRAM

HD74LV08AFPEL (IS000800)
Quad 2 Input AND
DM: IC002
1A
1 14
1B
2 13
1Y
3 12
2A
4 11
2B
5 10
2Y
6 9
VSS
7 8
HD74LVC139FPEL (XS048A00)
Dual 2 to 4 Demultiplexer
DM: IC021
1
1G 16
G
2 G 15
1A
A
A
3
14
1B
B
4 B
1Y0 13
Y0
5 Y0
12
1Y1
Y1
6 Y1
11
1Y2
Y2
Y2
7 10
1Y3
Y3
Y3
8
GND
SN74AHCT1G08DCKR (X0158A00)
Single 2-Input Positive-AND Gate
DM: IC004, 039
A 1
2
B
3
GND
FUNCTION TABLE
INPUTS OUTPUT
A B Y
H H H
L X L
X L L
29
HD74LV21ATELL (X0010A00)
Dual 4 Input AND
DM: IC013
VDD 1A
4B 1B
4A NC
4Y 1C
3B 1D
3A 1Y
3Y GND
TC74VHCT245AFT (XT744A00)
74LVC245APW (XZ286A00)
Octal 3-State Bus Transceiver
DM: IC001, 015, 017, 020
IC011, 012, 016
D1R
Vcc
A1
2G
A2
2A
A3
2B
A4
2Y0
A5
2Y1
A6
2Y2
A7
9 2Y3
A8
GND
SN75C1168NSR (XU073A00)
Line Driver/Receiver
D-JACK: IC002
5 Vcc 1B
1A
4
Y 1R
1DE
2R
2A
2B
GND
Vcc
1 14
2D
2 13
2C
3 12
NC
4 11
2B
5 10
2A
6 9
2Y
7 8
1
20 Vcc
2 19
G
18
3
B1
17
4
B2
16
5
B3
15
6
B4
14
7 B5
13
8
B6
12
B7
9
11
B8
10
1 16 Vcc
2
15
1D
3 14
1Y
4
13 1Z
5
12
2DE
6 11
2Z
7
10 2Y
8
9 2D
SN74HC132NSR (XW792A00)
MM74HC132SJX (XY352A00)
Quad 2 Input NAND
DM: IC028,045
1A VDD
1 14
1B 4B
2 13
1Y 4A
3 12
2Y 4Y
4 11
2A 3Y
5 10
2B 3B
6 9
GND 3A
7 8
HD74LV374AFPEL (IS037400)
SN74LV374ANSR (IS037410)
Octal 3-State D-Type Flip-Flop
DM: IC043
OUTPUT
Vcc
1 20
CONTROL
1Q 8Q
2 19
Q Q
OE OE
D CK CK D
1D 8D
3 18
2D 7D
4 17
D CK CK D
OE OE
Q Q
2Q 7Q
5 16
3Q 6Q
6 Q Q 15
OE OE
D CK CK D
3D 6D
7 14
4D 5D
8 13
D CK CK D
OE OE
Q Q
4Q 5Q
9 12
GND CLOCK
10 11
M5229FP (XY487A00)
7 Band Graphic Equalizer
A-JACK: IC300, 400
47k
IN1 1 20
10k
560
2 19
NF1
10k
47k
IN2 3 18
560
4 17
NF2
47k
IN3 5 16
560
47k
NF3 6 15
47k
IN4 7 14
560
8 13
NF4
47k
47k
IN5 9 12
560
10 11
NF5 47k
-Vcc
GND
+Vcc
OUTPUT
INVERTED
INPUT
NON-INVERTED
INPUT
NF7
IN7
NF6
IN6