NAD C715 - BLOCK DIAGRAM

L1 15
L1
L2 14
L2
L3 13
L3
INPUT
SELECTOR
+ GAIN
C1 C2 C3
LEFT
INPUTS
3x
2.2μF
SUPPLY
R3 9
R3
R2 10
R2
R1 11
R1
C4 C5 C6
3x
2.2μF
RIGHT
INPUTS
231
V
S
AGND CREF
C9 2.2μF
OUT(L) IN(L)
17 16
VOL
+ LOUD
LOUD(L)
12
100nF
C14
BASS
19
5.6K R2
BOUT(L)
18
BIN(L)
100nF
C15
RB
TREBLE
C17
2.7nF
TREBLE(L)
4
MUTE
D98AU888
SERIAL BUS DECODER + LATCHES
SPKR
ATT
25
VOL
+ LOUD
BASS TREBLE
OUT(R) IN(R)
C8 2.2μF
76
100nF
C12
100nF
C13
5.6K R1
BOUT(R) BIN(R)
21 20
RB
2.7nF
C16
TREBLE(R)
MUTE
SPKR
ATT
28 27 26 22
SCL SDA DIGGND
BUS
OUT RIGHT
REAR
OUT LEFT
FRONT
5
22μFC7
8
LOUD(R)
C11
100nF
100nF
C10
MUTE
SPKR
ATT
OUT LEFT
REAR
23
MUTE
SPKR
ATT
OUT RIGHT
FRONT
24
BLOCK DIAGRAM
2-34