Yamaha GX-505 Service Manual page 44

A B
GX-505/GX-505VCD
PRINTED CIRCUIT BOARD (Foil side)
1
GX–505VCD only
TO : OPERATION (3)
W807
TO : OPERATION (4)
2
Semiconductor Location
Ref. No. Location Ref. No. Location
IC801 B2 Q802 B3
IC802 C3 Q803 B3
IC803 D3
IC804 C3
IC807 B3
3
4
5
52
6
C
OPERATION P.C.B. ( 2 )
BASS MODE
TREBLE
W809
t
e
INPUT
q w
13 24
9 1
12 1
10 18
STANDBY/
9 1
ON
FROM : INPUT (1)
OPERATION P.C.B. ( 1 )
OPEN/ DISC
CLOSE CHANGE
DGND
KEY0
FROM : OPERATION (2)
D E
(Lead Type Device)
REC/ MEMORY REPEAT
PAUSE
DOLBY AUTO/ RANDOM
NR MANUAL
t
a w e
1 32
64 33
(Lead Type Device)
DISC 3 DISC1
DISC 2
53
F G
DISPLAY
TIME
FROM : OPERATION (5)
VOLUME
DGND
KEY0
B. BOOST
YMERSION MUSIC
FROM : INPUT (1)
H