Yamaha R-S300 Service Manual page 53

A B
1
DOCK P.C.B.
2
OPERATION (12)
(CB21)
W301
3
-15
4
+15
AGND_VIDEO
SIRIL
SIRIR
AGND_DOCK
DOCKL
DOCKR
FUNCTION (1)
(CB511)
5
6
7
C D
(Side A)
FUNCTION (1)
(CB508)
+5.5SUB
MG
PRV
IC301
SIRI_MISO
1
IPD_APDET
5
3
SIRI_MOSI
4
DOCK_PON
UAW_PON
SIRI_PON
DOCK_TYP
IPD_N_DET
IPD_N_VON
IPD_MISO
IPD_MOSI
5 8
IC309
1 4
IC306
1
IC311
4
JK301
CB301
DOCK
No replacement part available.
E F G
DOCK P.C.B.
(Side B)
H I J
• Semiconductor Location
Ref no. Location
D301 H5
D302 H5
D314 G2
D315 G3
D317 C2
IC301 C2
IC306 C4
IC309 D4
IC311 C4
Q305 G2
Q306 G2
Q307 B4
Q308 B4
Q309 B2
Q310 B2
Q311 C2
R-S300
53