Yamaha A-S500 Service Manual page 44

A B
A-S500/A-S300
1
OPERATION (3) P.C.B.
OPERATION (2)
AGND
(CB804)
2
VOL
LOL
AGND
LOR
VOR
3
4
BALANCE
OPERATION (5) P.C.B.
5
PHONO_LED
DOCK_LED
TUNER_LED
CD_LED
LINE1_LED
LINE2_LED
LINE3_LED
ISA
ISB
+5S
MG
FUNCTION (1)
(CB505)
PHONO
6
7
PURE DIRECT
indicator
44
C D
(Side A)
-15
+15
VOR
TOR
TOL
VOL
L/R -/+
TREBLE
(Side A)
CD
LINE 1
TUNER
LINE 2
DOCK
LINE 3
SW802
INPUT
W802
OPERATION (2)
(CB803)
E F
A-S500 A-S300
-/+
BASS
OPERATION (2)
G H
OPERATION (4) P.C.B.
(Side A)
LOUDNESS
FLAT/-30dB
VOR
LOR
AGND
LOL
VOL
OPERATION (6) P.C.B.
(Side A)
OPERATION (11)
(W805B)
OPERATION (10)
(CB808)
(W806B)
W806A
W801
W805A
A-S500
REC OUT SPEAKERS
I J
• Semiconductor Location
Ref no. Location
D805 C7
D806 C6
D809 C6
D810 C5
D811 C5
D812 D5
D813 D6
D815 D6