Yamaha A-S1000 - Manuel (Page 45)

21
Fr
■ Schéma fonctionnel
PHONO
CD
SPEAKERS L CH
PHONES
TUNER LINE1
LINE2 PB LINE2 REC PRE OUT MAIN IN
B
UFFER AMP
B
U
FFER AMP
µ
COM
for µ COM
PR
O
TECTION
REMO
TE
B
ASS
TREBLE
B
ALANCE
FR
ONT P
ANEL
INPUT SEL
V
OLUME
CONTR
O
L
SUB TRANSFORMER
MAIN TRANSFORMER
INDEPENDENT REGULA
TED PO
WER SUPPL
Y
(f
or A
UDIO)
INDEPENDENT FLO
A
T
ING
PO
WER SUPPL
Y
(f
or PO
WER AMP /
V
O
L
T
A
GE AMP ST
A
G
E)
PO
WER SWITCH
for MC AMP
for EQ AMP
for LINE AMP1
for LINE AMP2
for VOLUME1
for VOLUME2
INPUT
SELECT
OR
V
OLUME &
T
O
NE CONTR
O
L
FLO
A
TING B
ALANCE
PO
WER AMPLIFIER
to PO
WER AMP R CH
HEADPHONE AMP
A B
+ – + –
SPEAKER DRIVER
HOT (POSITIVE PHASE) SIDE
SPEAKER DRIVER
COLD (NEGATIVE PHASE) SIDE
HO
T
T
O
NE CONTR
OL DEVICES
SP A L CH SP B L CH
FLA
T
MAIN DIRECT
AT
T
. 1
AT
T
. 2
AT
T
. 3
COLD
L CH fo
r HO
T
L CH fo
r COLD
R CH fo
r HO
T
R CH fo
r COLD
EQ AMP
MC
HEAD AMP
MM/MC
B
ALANCE
⇐⇒
UNB
ALANCE
CONVER
TER
BALANCE ⇐⇒ UNBALANCE
CONVERTER
Fr
anç
a
is