Yamaha C-5000 - Block Diagram

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Block diagram
BAL 2
LINE 2 OUT
(recording)
PHONO
INPUT
INPUT
L channel
R channel
OUTPUT
SELECTOR
BAL LINE 1 LINE 2
EXT. IN
VOLUME
BUFFER AMP
UNBALANCE
BALANCE
CONVERTER
INDEPENDENT REGULATED POWER SUPPLY (for AUDIO)
SUB TRANSFORMER
TONE CONTROL ON / THROUGH
Relay
BAL 1
LOW IMPEDANCE DRIVE
HEADPHONE AMP.
TONE CONTROL
BAL Normal / UNBAL: 18.6dB BAL ATT: 12.5dB
TONE CONTROL
POWER RELAY
Relay
Relay
Phase change
(normal/inv.)
Phase change
(normal/inv.)
AMP GAIN: 1.58dB
AMP GAIN: 0.0dB
TUNER /CD
LINE 1/ LINE
2
PHONO
BAL→UNBAL
TREBLE
BASS
MIDDLE
SUBSONIC FILTER
SUBSONIC ON / THROUGH
UNBALANCE BALANCE
CONVERTER
UNBALANCE BALANCE
CONVERTER
BUFFER
AMP PRE
BALANCE UNBALANCE
CONVERTER
CONTROL SPLY
TRANSFORMER
CPU/LOGIC
STANDBY POWER
MOTOR VOL/
RELAY
INDEPENDENT CONSTANT CURRENT POWER SUPPLY
±32V ±81V +99V +12V
PHONES
BALANCE UNBALANCE FLOATING BLANCE AMPLIFIER
MM EQ
TOROIDAL
TRANSFORMER
MC BAL