Yamaha R S300, Service Manual

Page: 71 / 76

✻
New Parts
Ref No. Part No. Description Remarks Markets
Note) Those parts marked with “#” are not included in the P.C.B. ass’y.
# ⚠ 3-1-1 VV586400 PAIR TRANSISTOR 2SA1695/C4468 OPY Q115, Q117
3-1-5 VV849300 RADIATION SHEET 19x24
3-1-6 VP922500 DAMPER 2x10x170
3-1-7 VK173200 TRANSISTOR SCREW 3x15 SP MFC2
* 3-4 WV022200 P.C.B. ASS'Y MAIN UC
* 3-4 WV022300 P.C.B. ASS'Y MAIN R
* 3-4 WV022500 P.C.B. ASS'Y MAIN A
* 3-4 WV022600 P.C.B. ASS'Y MAIN G
* 3-4 WV022700 P.C.B. ASS'Y MAIN L
3-42 WF002600 PW HEAD B-TIGHT SCREW 3x8 MFZN2W3
3-43 VB770200 PW HEAD P-TIGHT SCREW 3x10-8 MFC2
3-44 WF268000 BIND HEAD P-TIGHT SCREW 3x10 MFZN2B3
Q1
15
Q1
17
(3) 3-4
3-43
3-42
3-44
3-42
3-43
3-43
(1) 3-4
(2) 3-4
3-1-7
3-1-6
A
C
A
C
3-1-1
3-1-1
3-43
3-1-5
3-1-5
A B C D E F G H I J
1
2
3
4
5
6
7
R-S300
71
• AMP UNIT