Onkyo TX-SR875 - IC Block Diagrams and Terminal Descriptions; IC Block Diagrams and Terminal Descriptions -1

IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -1
Q4204: R2S15211FP (8 ch Electronic Volume, 11 Input Selector and Tone Control)
Lout
REC
Lch
Rout
Input
ATT
Out L
for
ADC
REC
Input selector
AGND
Volu me
Out R
for
ADC
Rch
AVCC
Multi
Rin
Multi
Lin
3
4
5
6
7
8
9
1
2
Tone
Rch Tone
Bass&
Treble
Lch Tone
10
11
Input selector
3
4
5
6
7
8
9
1
2
10
11
SLout
Multi
SLin
Multi
SRin
Cout
SWout
Multi
Cin
Multi
SWin
SBLout
SBRout
Multi
SBLin
Multi
SBRin
AV E E
SUB
SUB
MCU I/F
CLOCK DATA
SRout
Volu me
Volu me
Volu me
Volu me
Volu me
Volu me
Volu me
Bass&
Treble
Volu me
Volu me
Input
ATT
Volu me
Volu me
mono
SYSTEM BLOCK DIAGRAM
TX-SR875