NAD T747 - Page 31

SYSTEM BLOCK DIAGRAM
Lout
REC
Lch
Rout
Input
ATT
Out L
for
ADC
REC
AGND
Volume
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
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
AVEE
SUBL
SUBR
MCU I/F
CLOCK DATA
SRout
Volume
Volume
Volume
Volume
Volume
Volume
Volume
Bass&
Treble
Input
ATT
Volume
Volume
Twin Input selector
(Main)
(Sub)
Twin Input selector
(Main)
(Sub)
DGND
MUTE
Volume
Volume
Volume
Volume
+
+
IC301: R2A15218FP: 8CH ELECTRONIC VOLUME
2-18