Sony TA-D909 Service Manual page 14

Integrated stereo amplifier
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| TA- D905
IC303 TC4051BPHB
IC501
BA7625
5 7
COMMON
= -«6&_ 4
.
rae
—_
|
3
Oo
jos]
Oo
(0 od
CN oe
me
NE
&
zero
zea
ZzOoD020200
-au0a0>-00H0
GOOGCOOG
GND
() IN 5 (&)
GND
(+)
IN 46 (&
CONTROL
E ()
IN3@Q@)
CONTROL
D (=)
2
1s)
ms
oO
od
=z
Oo
=
IC801
LB1639
OUT2
VCC
OUT1
oe
| _DRIVE CIRCUIT
DRIVE
CIRCUIT
ee
ee
)}-—@)—(8) 4)
IN4
GND
V CONT
IN2
IC402 NE555P
DISCHARGE
THRESHOLD CONTROL
VOLTAGE
vec
2454:

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