M (Master) Circuit - Yamaha CS-60 Service Manual

CS60(S/# 1001-
)
M
(Master) Circuit
O
(31)
LC
O
(32)
CP5
6 6 6 6 6
(62)(61)(60)(59)(58)
AF DF
RF AL
IL
6 6 6
(67)(66)(S5)(64)
AA DA RA
SL
CS-80 CS-60,50
R1
(D
10K
®
20K
R2
(§)
20K
®
40K
R3
(D
40K
(b)
80K
R4
®
80K
(D
160K
R5
100 180
VR4
B-500 B-1K
VR5 B-1K
B-2K
VR6
B-2K
B-5K
Note!
1.
Tr1~Tr5,Tr8
2SC458
Tr6, Tr7
2SA561
FET1~7
2SK30
2.
D
IS1555
3.
VR1
:
3321
H
type
VR3
:
3006
type
Other
VR
:
V10K8-1-2
(3 terminals)
:
V10K4A-5-2
(2 terminals)
4.
©Mark
Metal Film Resistor (2%)
(©Mark
.. (0.1%)
5.
K Mark
Ceramic Capacitor (1000P)
6. IC
IC views show the
pir disposition
looked
from
upper. (Opposite to Pattern)
7. IC
IC1~6 IG00151 (VCA)
IC7
IC8
TA7504M
IG00153
(VCOIII)
IC9
I
GOO 158
IC10,11: IG00156
IC12
:
IG00152
IC13
GO0
159
Constant value of R6,
R7
in
IC10.11 according to rank
CS80 CS50.60
A
2.7K 2.7K
R6
B 2.2K 2.2K
C 1.8K 1.8K
A 3.3K 3.0K
R7
B 2.7K 2.4K
C 2.2K 2.0K
15-