Yamaha pw 5000 Service Manual page 12

PW5000
QQ
3 7 63 1515 0
IC BLOCK DIAGRAM
TC74HC04AP (IR000400)
PW5K PN 1/2: IC307
Hex Inverter
1
1A 14
2
1Y 13
3
12
2A
4
2Y 11
5 10
3A
6
3Y
7
Vss
SN74HC21N (IR002150)
PW5K PN 1/2: IC311
Dual 4 Input AND
TE
L 13942296513
1A
1 14
1B
2 13
NC
3 12
1C
4 11
1D
5 10
1Y
6 9
GND 7 8
TC74HC4066AP (IR406600)
PW5K PN 1/2: IC308
Quad Bilateral Analog Switch
1
IN/OUT 1
2
OUT/IN 1
3
OUT/IN 2
www
IN/OUT 2 4
5
Control 2
6
Control 3
7
VSS
.
12
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TC74HC08AP (IR000800)
PW5K PN 1/2: IC309,310,313,314
Quad 2 Input AND
1A
VDD
1B
6A
1Y
6Y
2A
5A
2B
5Y
2Y
9
4A
VSS
8
4Y
SN74HC563N (IR056350)
PW5K PN 1/2: IC317
Octal D-Type Latch
Vcc
OE
2D
D0
2C
D1
NC
D2
2B
D3
2A
D4
2Y
D5
D6
D7
GND
NJM2901N (IG036100)
PW5K PN 1/2: IC305,306
Comparator
B OUTPUT
14 VDD
A OUTPUT
13
Control 1
V +
12
Control 4
A - INPUT
11
IN/OUT 4
A + INPUT
10
OUT/IN 4
x ao
y
B - INPUT
9
OUT/IN 3
B + INPUT
8
IN/OUT 3
i
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8
1 14 VDD
2 13 4B
3 12 4A
4 11 4Y
3B
5 10
6 9 3A
3Y
7 8
Q Q
3 6 7 1 3
(1)
1 EN 20 Vcc
(11)
2 C1 19
Q0
(2) (19)
3 18
1D
Q1
(3) (18)
4 17
Q2
(4) (17)
5 16 Q3
(5) (16)
6 15 Q4
(6) (15)
7 14
Q5
(7) (14)
8 13
Q6
(8) (13)
9 12
Q7
(9) (12)
LE
10 11
C OUTPUT
1 14
D OUTPUT
2 13
GND
3 12
- + - +
D + INPUT
4 11
D - INPUT
5
10
u163
C + INPUT
6 9
- + - +
C - INPUT
7 8
.
2 9 9 4 2 8
TC74HC14AP (IR001400)
PW5K PN 1/2: IC312
Hex Inverter
1A VDD
1 14
1Y 2 13 6A
2A 3 12 6Y
2Y 4 11 5A
3A 5Y
5 10
3Y 4A
6 9
GND 4Y
7 8
SN74HC573N (IR057350)
PW5K PN 1/2: IC316
Octal 3-State D-Latches
1 5 0 5 8 2 9 9 4
Output
1 20 Vcc
Control
D Q
2 19
D1 Q1
C OE
3 D Q 18
D2 Q2
C
OE
D Q
4 17
D3 Q3
C OE
D Q
D4 5 16 Q4
C OE
D Q
D5 6 15 Q5
C OE
7 D Q 14
D6 Q6
C OE
D Q
8 13
D7 Q7
C OE
D Q
9 12
D8 Q8
C OE
Clock
GND 10 11
NJM2041D-D (IG069200)
PW5K DC: IC201,202
Dual Operational Amplifier
+DC Voltage
Output A
1 +V 8
Supply
Inverting
Output B
2 7
Input A - +
Non-Inverting Inverting
3 6
+ -
Input B
Input A
m Non-Inverting
-DC Voltage Supply
4 -V 5
Input B
co
9 9
2 8 9 9