Yamaha RX-777 Service Manual page 17

A B
1
PRINTED CIRCUIT BOARD (Foil side)
MAIN (2) P. C. B.
TO : MAIN (3)
2
3
4
MAIN (3) P. C. B.
5
TO : MAIN (1)
6
7
TO : OPERATION (1)
C D
TO : MAIN (1)
BR
GY
MAIN (4) P. C. B.
E F
MAIN (5) P. C. B.
Power Transformer
POW
FROM : MAIN (2)
+12S
E
21
G H
• Semiconductor Location
Ref. No.
D111
D112
D123
D125
D127
TIL-
TO : MAIN (3)
E Q142
TIR-
TIR+
FROM : MAIN (2)
TO : MAIN (1)
FL1
FL1
FROM : MAIN (5)
FL2
FL2
I J
RX-777
Location
A3
A3
B2
A3
A3
B3
22