Onkyo TX-SR505 Service Manual page 50
Black, silver and golden models
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Also See for TX-SR505:
- Instruction manual (88 pages) ,
- Service manual (73 pages) ,
- Code manual (12 pages)
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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
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