Block Diagram - Onkyo A-8500 Service Manual

Integrated stereo amplifier
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BLOCK DIAGRAM
INPUT
SELECTOR
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VOLUME
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RELAY
|
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TONE
POWER
AMP.
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PHONES
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RL853
(AR)
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|
PROTECTOR
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ate .
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0
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:
SERVO
CIRCUIT
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Pe
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TUNER
TUNER
|
CIRCUIT
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A+B
|
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|
OFF os
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ao
SERVO IND
+B5
|
EQUALIZER
AMP.
|
|
, SOURCE DIRECT
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7
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|
| $353
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|
POWER IND
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=
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A+B
CARTRIDGE
|
|
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= O9l2
RELAY
SELECTOR
|
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ore
|
|
RLBS\
|
SPEAKERS
|
TONE;
MuUTING
BALANCE
RELAY
REC SELECTOR
TONE
oe
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REC ©
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ae
CONTROL
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TAPE-2
$352
Rech
TREBLE
BASS
PLAY ©
TAPE-2
ea
CON ST.
SOURCE
OF F
|
(18V)
VOLTAGE
I
DAT PTI, T2
TRANSFORMER
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g@DAT,T2
( A+
CONST.
NPT -i039
REC
©
@ @ sme
say
ay
ar
'
(-18V)
VOLTAGE
CONST.
VOLTAGE
+B5
(— 22V)
-B3
Q902
03904

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