English
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| INPUT |
PHONO | MC | SELECTOR |
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| HEAD AMP |
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| EQ AMP |
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CD | MM/MC | BUFFER AMP |
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TUNER
LINE1
LINE2 PB
LINE2 REC
BUFFER AMP
PRE OUT
MAIN IN
VOLUME & TONE CONTROL
ATT. 1 |
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TONE CONTROL DEVICES |
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ATT. 2 | HOT |
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FLAT |
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ATT. 3 |
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BALANCE ⇐⇒UNBALANCE | CONVERTER |
| COLD |
| FLOATING BALANCE | |
| POWER AMPLIFIER | |
| DRIVER | PHASE) SIDE |
DIRECT | SPEAKER | HOT (POSITIVE |
MAIN |
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| SPEAKER DRIVER | COLD (NEGATIVE PHASE) SIDE |
SP A L CH
SP B L CH | SPEAKERS L CH |
+
A
–
+
– B
to POWER AMP
R CH
PHONES
21 En
■ Block diagram
PROTECTIONCONTROL
∝ COM
| TREBLE | INPUT SEL | |
BASS | BALANCE | VOLUME | |
REMOTE
FRONT PANEL
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| HEADPHONE AMP |
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| BALANCE ⇐⇒ UNBALANCE |
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| CONVERTER |
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AMPMCfor | AMPEQfor | AMP1LINEfor | AMP2LINEfor | VOLUME1for | VOLUME2for | MAIN TRANSFORMER | INDEPENDENT FLOATING |
| POWER SUPPLY | ||||||
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| L CH |
| INDEPENDENT REGULATED POWER SUPPLY (for AUDIO) |
| for HOT | ||||
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| L CH |
SUB TRANSFORMER |
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| for COLD | ||
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∝ COM |
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| (for POWER AMP / VOLTAGE AMP STAGE) |
| R CH | |
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| POWER SWITCH |
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for |
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| for HOT |
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| R CH |
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| for COLD |
