Akai AA-R22/L

6-3. COMPOSITION OF VOLUME IC TC9154P AND TONE CONTROL (BASS, TREBLE) IC TC9156P
6-3-1. Internal Block Diagram ofTC9154P (Volume)
DATA
18 BIT SHIFT REGISTER
CLOCK
5 4 3 2 I
STROB
L-OUT1
CK
L-IN1
:r
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u
u
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I-
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I-
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Cl)
I- ::::;
CD
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a:, Ii.I
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~!;i
CK CK
A-GND
CK
CK
L- INz
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L- OUH 6 !--------------'
'--------------ll 1 R-£:lUT2
Fig. I 13 Internal Block Diagram ofT:9 154P
-------------SERVICE MANUAL AA·R12/L, AA·R32/L, AA-R42-------------
11