Yamaha CRX-E300 Service Manual page 45

A B
Q Q
3 7 6 3 1 5 1 5 0
1
I PRINTED CIRCUIT BOARD (Foil side)
MAIN (1) P. C. B.
MAIN (5)
(Lead Type Device)
2
AC OUTLET
3
L
T E
L 1 3 9 4 2 2 9 6 5 1 3
SPEAKERS
4
R
SUBWOOFER
5
OUT
DIGITAL OPTICAL
OUT
6
MAIN (7) P. C. B.
(Lead Type Device)
w w w
MAIN (5)
ACAMP3
.
GND
ACAMP4
7
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C D
MAIN (6) P. C. B.
GY
(Lead Type Device)
BR
AC power cable
x a o u 1 6 3
MAIN (5)
y
i
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E F
8
Q Q
3 7 6 3 1
CD
MAIN (3)
c o
INPUT (1)
.
G H
2 4
9 9 8
Circuit No. J U, C A, B G R, K
C439 X X X X O
C454, 463 X X O O X
C460, 461 X O O O X
CB408,411 X X X O X
D410 X X X X O
F402 X X X O X
J401 O O O X O
J402 O O O O X
Q421 X X X X O
R476 X X X X O
R497 X O X X X
R463 X X X X O
X: NOT USED
O: USED / APPLICABLE
5 1 5 0 8 9 2 4 9
m
INPUT (3)
I J
CRX-E300
2
9 9
• Semiconductor Location
Ref. No. Location
D401 G3
D402 D5
D403 C5
D404 D3
D405 D5
D406 G4
D407 F4
D408 D4
D410 D4
D411 F6
D412 C3
D415 C5
D416 C5
D420 C5
Q401 G5
Q403 G4
Q404 G3
Q405 G4
Q406 H5
Q407 G5
Q408 G5
Q409 G5
Q410 H4
Q411 F5
Q412 H3
Q413 F3
Q414 D3
Q415 D5
Q416 C6
DEST
VPRT
8 MG 2 9 9
Q417 H4
MG
-VP
F1 Q418 G4
F2
9S
Q419 F4
Q420 F4
Q421 D4
OPERATION
Q422 C5
Q423 E5
Q424A G3
Q424C H3
Q425A E3
HP_R
E
Q425C F3
HP_L
Q428 F6
Q429 C5
INPUT (2)
Q430 G4
Q431 F4
Q432 C3
Q433 E4
Q434 F5
Q435 C4
Q436 C4
Q437 H5
45