NAD C 315BEE, Service Manual, Page: 8 / 33

TAPE OUT L
DIS
C L
DIS
C R
CD R
VIDEO R
AU
X R
TAPE1
I
N
R
T
APE1
I
N
L
AU
X L
VIDEO L
CD L
PREAPM AMP CIRCUIT
BASS
RT31
RT32 RT34
TR
EBL
E
BAL
AN
C
E
SW3
1
TONE
DE
FE
A
T
RT33
VOL
U
M
E
PRE-OUT L PRE-OUT R
MA
IN IN R
MA
IN IN L
POWER
AM
P
CIRCUIT L
CIRCUIT R
POWER
AM
P
PROTECTION
CIRCUIT
RL301
MCU(
W
78E
52C)
JK31
R330
POSISTOR
(80 DE
GRE
E
C)
H
EAD
PH
ON
E
TUNE
R R
TUNER L
CONTROL
MP R MP L
TAPE OUT R
S
peak
er
R
S
peak
er
L
J
Q
X
-115F/24
VOL
-
VOL
+
V
O
LUME
CONTROL
CIRCUIT (RE
MOTE
)
MUTE
Q
120
MUTE
Q
220
MUTE
CIRCUIT
FOR RE
CORD OUT
TEM
P C
O
M
PEN
SATI
ON
CIRCUIT(Q122,Q222 ON THE M
A
IN HEATSINK)
INPUT AND STANDBY INDICA
TION LE
DS
INPUT SELECTION IC(TC9164CNG)
+
/-
1
7V
S
UP
P
L
Y
CIRCUIT
+
/-
45V
S
UP
P
L
Y
CIRCUIT
MUTE
Q
105
MUTE
Q
205
MA
IN MUTE
CIRCUIT
BLOCK DIAGRAM
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