Sony XR-CA610X Service Manual page 30

XR-CA610X
Q Q
3 7 6 3 1 5 1 5 0
• IC Block Diagrams
– MAIN Board –
IC191, 291 NJM2160AM-TE2
VCCL 1
INL 2
VCCL
BUFFER
CL+
16
SVRL 3 15 CL–
LIFT
BUFFER AMP
REFERENCE
VCCL
14 LGND
SIGNAL
AMP
OUTL
13
INML 4
VCCR
INMR 5
12 OUTR
SIGNAL
AMP
11 RGND
REFERENCE
VCCR
LIFT
BUFFER
AMP
SVRR 6 10 CR–
9 CR+
BUFFER
INR
7
VCCR 8
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC301 CXA2510AQ-T4
30 29 28 27 26 25 24 23 22
120µ/
NR
70µ
T2
+ –
– +
NR BIAS
PBFB1 31
X1
PBRIN1 32
TAPE/AUX
F2
PBREF1 33
TAPE EQ
PBFIN1 34
FWD/RVS
VCT 35
VCT
PBGND 36 VCC
+
LPF
+
–
PBFIN2 37
F3
PBREF2 38 F1
X1
PBRIN2 39
PBFB2 40
T1 OFF/B
w w w
120µ/
NR
70µ
1 2 3 4 5 6 7 8 9 10
21
20 MSMODE
MS
19 DRSW
MODE
18 TAPESW
17 INSW
NR
16 NRSW
MODE
15 NC
MS ON/
OFF
DETECT
14 MSOUT
13 DGND
12 MSTC
11 FF
x a o
. i
http://www.xiaoyu163.com
IC331 TDA7406T
33 32 31 30 29 28 27
FRONT
OUTPUT
SELECTOR
SWIN 34
ACINR 35
ACOUTR 36
SWACOUT 37
ACOUTL 38
7 BAND
EQUALIZER
SOFT STEP
VOLUME
Q Q
3 7 6
SOFT MUTE
CREF 39
LOUDNESS
IN-GAIN
+AUTO ZERO
MAIN SOURCE
SELECTOR
CDL 40
CD
CDR 41
MDL 42
MD
MDR 43
TAPEL 44
u 1 6 3
y
30 30
http://www.xiaoyu163.com
2 4
8 9 9
26 25 24
MIXER
REAR
SUB
MAIN SW
WOOFER
FILTER
HIGH-CUT
HPF
+
DEMODULATOR
+STEREO ADJUST
+STEREO BLEND
3 1 5 1 5 0 8 9
CANCELLATION
+
BEEP
MIXING
SELECTOR
INPUT
MULTIPLEXER
FM
AM
PAUSE
1 2 3 4 5 6 7 8 9
m
c o
.
2
8 9 9
23 22
SPECTRUM
21 SACLK
ANALYZER
20 SCL
19 SDA
18 GND
17 ATT
16 QUAL
QUAL
PULSE
S & H
FORMER
25kHz
LPF
MULTIPATH 15 MPOUT
DETECTOR
14 MPIN
D/A
13 LEVEL
CONVERTER
2 4 9 8 2 9 9
PILOT
PILOT
DET
PLL
FM/AM
NOISE BLANKER
80kHz
LPF
STD
IN GAIN
12 MPX1
10 11