76
XR-A660, XR-A330
+
TAPE
DECK
TAPE
DECK
PB
TAPE
DECK
FUNCTION
TUNER
MODULE
CD
$ MECH
AUX
(200mV)
(-8dB)
(-3.8dB)
(-2dB)
(-8dB)
(+2dB)
(-6dB)
To R ch
From R ch
-
+
-
+
-
+
5
+
-
+
+
HA12211NT
HA12136AF
DOLBY NR
Vref
Vref
19
14
11
4
+
-
Vref
Vref
BASS
BLASTER
IC3001
DUMMY
LC75394
TONE
BUSS
(3 BAND)
+
17
55
20
18
15
14
10
11
13
VR2305
-
+
Vref
E
A
B
Q2301
E
IC2301
E
IC2201
XR-A660 ONLY
XR-A660 ONLY
E
E
XR-A660 ONLY
ZOOM
SURROUND
FUNCTION
BASS
BLASTER
7.3 BLOCK DIAGRAM