Integra DTR-7.8 Service Manual page 103

QQ
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IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -1
Q4204: R2S15211FP (8 ch Electronic Volume, 11 Input Selector and Tone Control)
SYSTEM BLOCK DIAGRAM
1
2
3
4
Lch
5
6
7
8
9
10
11
mono
1
2
3
4
5
6
Rch
7
8
9
10
TE
L 13942296513
11
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Multi Multi
SUB
REC
Rin Lin
Input
Out L
ATT
Input
Out R
ATT
ADC
SUB
REC
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2 9
8
Rch Tone Lch Tone
Tone
Volu me
Bass&
Treble
Volu me
Bass&
Treble
Multi
SBLin
for
ADC
Multi
SBRin
Multi
Cin
Multi
SWin
for
Q Q
3 6 7 1 3
Multi
SLin
Multi
SRin
AGND
.
9 4 2 8
CLOCK DAT A
MCU I/F
Volu me
Volu me
Volu me
Volu me
Volu me
Volu me
Volu me
Volu me
1 5 0 5 8 2 9 9 4
Volu me
Volu me
AVE E AVCC
m
co
DTR-7.8
9 9
Lout
Rout
SBLout
SBRout
Cout
SWout
2 8 9 9
SLout
SRout