Yamaha ACU16-C Service Manual page 19

QQ
3 7 63 1515 0
TC7WH04FU
MAIN: IC419
INVERTER
1A 1
3Y 2
2A 3
GND 4
W194-70G (XW492A00)
MAIN: IC504
Clock Generator
FBIN
1
TE
L 13942296513
4
FS0
N
FS1 5
PHASE
IN 2
DETECTOR
(Reference
Input)
VCO
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(XY363A00) TC7WH08FU (XW948A00)
MAIN: IC209
AND
8 Vcc
7 1Y
6 3A
5 2Y
7 VDD
3 GND
CHARGE
PUMP
LOOP
FILTER
OUTPU T
6 OUT1
BUFFER
OUTPU T
8
OUT2
2
BUFFER
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y
i
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8
1 V
1A 8 CC
2
1B
7 1Y
2Y
3
6 2B
GND 4
5
2A
Q Q
FBIN 1
8
3 6 7 1 3
IN 2
7
GND 3
6
FS0 4
5
u163
.
2 9 9 4 2 8
TC7WH14FU (XY806A00)
MAIN: 207, 317
SCHMITT INVERTER
1A 1 8
3Y 2 7
2A 3 6
GND 4 5
OUT2
1 5 0 5 8 2 9 9 4
VDD
OUT1
FS1
m
co
ACU16-C
9 9
Vcc
1Y
3A
2Y
2 8 9 9
19