Sony XR-C7200R Service Manual page 30

IC201 LB1638M
GND 1
IN1 2
VCC 3
4
IN2
GND 5
IC301 CXA1946BQ-T6
36 35 34 33
LOUD
GAIN12 37
GAIN11 38
IN14 39
IN13 40
IN12
41
IN11 42
ZCDET
REGISTER
IN21 43
IN22 44
IN23 45
IN24 46
GAIN21 47
GAIN22 48
LOUD
1 2 3 4
IC210 CXA2510AQ-T4
10
N.C.
9 OUT1
VS
8
7 OUT2
PBFB1
PBRIN1
PBREF1
6 N.C.
PBFIN1
PBGND
PBFIN2
PBREF2
PBRIN2
PBFB2
32 31 30 29 28 27 26
VOLUME VOLUME
TONE
8dB STEP 1dB STEP
VCTBUFF
VCTBUFF
VCTBUFF
LATCH
LATCH
CONTROL
SHIFT
VCTBUFF
VCTBUFF
VCTBUFF
VOLUME VOLUME
TONE
8dB STEP 1dB STEP
5 6 7 8 9 10 11
30 29 28 27 26
120µ/
70µ
+
–
31
X1
32
F2
33
34
VCT 35
VCT
36
+
37
F1
38
X1
39
40
120µ/
70µ
1 2 3 4 5
25
24 FNTO1
FADER
23 REO1
22 CE
21 CLK
20 DGND
19 GND
45k
45k
18 VCC
17 VCT
16 DATA
15 TIMER
14 REO2
FADER
13 FNTO2
12
– 39 –
25 24 23 22 21
NR
T2
+ –
NR BIAS
MS
MODE
TAPE/AUX
TAPE EQ
NR
MODE
FWD/RVS
VCC
LPF
+
DETECT
–
F3
OFF/B
T1
NR
6 7 8 9 10
20 MSMODE
19 DRSW
18 TAPESW
17 INSW
16 NRSW
15 NC
MS ON/
OFF
14 MSOUT
13 DGND
12 MSTC
11 FF