Yamaha R-S300 Service Manual page 56

A B C
R-S300
FUNCTION 2/2
1
2
JK601
REMOTE
JK602
(U, C, A models)
3
JK603
JK604
4
5
PHONO
6
7
CD IN
8
CD
9
10
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked
and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
56
D E F
FUNCTION (3)
13.5
0
IC601
0 0
EQ AMP
0
IC601
0 0
-13.5
IC602
IC602
IC603
IC603
G H I
Destination Part List
P.C.B.
(2)
W601
CB601
Page 55 I8
to FUNCTION (1)_CB515
(U, C, A models)
W602
(1)
(3)
CB602
15.5
-15.5
0
0
0
0
0
0
Page 55 H8
0
to FUNCTION (1)_CB510
0
0
0
0
0
0
0
IC601: NJM2068MD-TE2
Dual operational amplifier
OUT 1 8 +V
1 CC
–IN 2 7 OUT
1 2
+ – + –
+IN 3 6 -IN
1 2
–V 4 5 +IN
CC 2
J K L
sXX LOC U C R A
s412 C426 X X X X
C428
s413 XL401 X X X X
s414 C429 X X X X
C430
C439
s415 R444 X X X X
R447
s416 C427 X X X X
s417 C433 X X X X
s418 R445 X X X X
s419 C434 X X X X
C437
s420 R446 X X X X
s421 R448 X X X X
s422 Q405 X X X X
2SC1740S (Q/R/S)
s423 R450 X X X X
s424 R451 X X X X
s427 C441 X X X X
s428 IC402 X X X X
s429 C449 UR26710 UR26710 UR26710 UR26710
C453 10/50 10/50 10/50 10/50
s430 C460 UR23710 UR23710 UR23710 UR23710
C461 10/16 10/16 10/16 10/16
s501 R550 RD35582 RD35615 RD35627 RD35712
820 1.5K 2.7K 12K
s516 CB515 V782560 V782560 X V782560
224202106W1 224202106W1 224202106W1
s517 R588 X X X X
s601 JK601 WE26000 WE26000 X WE26000
JK602 LGY6501-0900FC LGY6501-0900FC LGY6501-0900FC
s602 D601 V959920 V959920 X V959920
HSU119 HSU119 HSU119
s603 C610 US06310 US06310 X US06310
C613 1000P/50 (B) 1000P/50 (B) 1000P/50 (B)
C620
s605 CB601 V782730 V782730 X V782730
TUC-P06X-B1 TUC-P06X-B1 TUC-P06X-B1
s606 C603 WJ60310 WJ60310 WJ60310 WJ60310
C604 220P/50 220P/50 220P/50 220P/50
M N
G L
US06127 X
27P/50 (B)
V273110 X
4.332MHZ
US03510 X
0.1/16V (B)
RD35510 X
100
UR03710 X
10/16
US06256 X
560P/50
RD35651 X
5.1K
US06233 X
330P/50
RD35722 X
22K
RD35633 X
3.3K
iC17402 X
RD35810 X
100K
RD35733 X
33K
UR03747 X
47/16
X8235A0 X
LC72725KM
UU23710 UR26710
10/16 10/50
UU23710 UR23710
10/16 10/16
RD35733 RD35627
33K 2.7K
X X
RD35747 X
47K
X X
X X
X X
X X
WJ60830 WJ60310
220P/100 220P/50