Onkyo HT-R508 Service Manual page 61

IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS-13
Q5501 : R2S15211FP (8 ch Electronic Volume and 11 Input Selector and Tone Control)-1/3
SYSTEM DIAGRAM
REC
1
2
3
4
5
Lch
6
7
8
9
10
11
mono
1
2
3
4
5
6
Rch
7
8
9
10
11
REC
Multi Multi
SUB Rin Lin
Volume
Volume
Input
Out L
ATT
for
ADC
Input
Out R
ATT
for
ADC
SUB
Rch Tone Lch Tone
Tone
Bass &
Treble
Bass &
Treble
Volume
Multi
SBLin
Volume
Multi
SBRin
Multi
Cin
Multi
SWin
Multi
SLin
Multi
SRin
AGND
TX-SR505/505E
CLOCK DATA
MCU I/F
Volume
Volume
Volume
Volume
Volume
Volume
Volume
Volume
AVCC
AVEE
Lout
Rout
SBLout
SBRout
Cout
SWout
SLout
SRout