Yamaha AP-U70 Manual de servicio - Página 31
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A
B
I
PRINTED CIRCUIT BOARD (Foil side)
1
Semiconductor Location
G
Ref. No.
Location
D301
B2
D302
C2
D303
C2
D304
C2
D305
C4
Ref. No.
Location
IC301
D4
Ref. No.
Location
Q301
B4
Q302
C4
Q303
C4
Q304
C4
2
3
4
5
6
C
OPERATION (1) P.C.B.
(Lead Type Device)
#8
W302
TO : MAIN
USB
PC
AUX 1 AUX 2
OPERATION (1) P.C.B.
(Surface Mount Device)
1
16
17
32
D
E
FROM : DSP
DSP
VOLUME
MUTE
q
w
FROM : OPERATION (2)
64
49
48
33
E-34/J-32
F
G
OPERATION (2) P.C.B.
(Lead Type Device)
#3
W303
TO : MAIN
#11
+5SW
P SW
W301
TO : OPERATION (1)
NC
OPERATION (2) P.C.B.
(Surface Mount Device)
H
AP-U70
PHONES
POWER
E-35/J-33