Yamaha A-S3200 Stereo 200W Integrated Amplifier (Silver) - Manuel (Page 54)

54
Annexe
Schéma fonctionnel
MAIN IN
INPUT SELECTOR
TREBLE
+ − + −
A B
MIDDLE
BASS
TONE CONTROL
PHASE CHANGE (normal/inv.)
OPE AMP
FLOATING INDEPENDENT
POWER SUPPLY
CONSTANT CURRENT
POWER SUPPLY
FOR AUDIO
POWER RELAY
POWER AMP PRE STAGE
POWER SUPPLY
L ch +
POWER SUPPLY FOR CONTROL
TOROIDAL
TRANSFORMER
L ch −
R ch + R ch −
BALANCE SIGNAL
POSITIVE OUT NEGATIVE OUT
UNBALANCE SIGNAL
POWER SUPPLY
FOR CPU
BAL1 PHONO CD / TUNER LINE1 / LINE2 LINE2 OUT PREOUT
PREOUT AMP
LINE2 OUT AMP
MC HEAD AMP
MM EQ AMP
LINE AMP
VOLUME
TONE CONTROL BYPASS
TONE CONTROL
LINE AMP
FLOATING BALANCE
SPEAKER A/B
SPEAKER OUT
LOW IMPEDANCE DRIVE
HEADPHONE
METER DRIVER
RECTIFICATION
PEAK/VU
LOG AMP
DRIVER
METER
SUB TRANSFORMER
DISCRETE AMP
PHASE CHANGE (normal/inv.)
BAL2