Panasonic Omnivision PV-9661 - Page 298

R CH
I2C BUS
L
R
MUTE
R
+
R
MIX
L
SAP
TUNER
TUNER
V-REF
GND
GND
+5V
L-CH
R-CH
LINE 1
LINE 2
LINE 3
LINE 1
LINE 2
LINE 3
PB
REC
IC4201 Hi-Fi AUDIO MTS/SAP PROCESS IC-DETAIL BLOCK DIAGRAM, AN3662FBP
L
R
MUTE
REC AUDIO SIGNAL PB AUDIO SIGNAL
12 13 14 15 161110987654321
28
29
30
31
32
33343536373839404142434445464748
27
26
25
24
23
22
21
20
19
18
17
53
52
51
50
49
54
55
56
57
58
59
60
61
62
63
64
dBX
NOISE
REDUCTION
RF AGC
DETECTOR
RF AGC
+12V
L CH
GND
(L-R) / SAP
SWITCH
SAP
DEMODULATOR
VCA
DEMODULATOR
MUTE
CTL
PILOT
DETECTOR
STEREO
FILTER
ST PLL
NOISE REDUCTION
/COMPRESSOR
/EXPANDER
SWITCHING NOISE
COMPENSATOR
REC LPF
VCO
L-R
DEMODULATOR
75us
DE-EMPHASIS
LPF
L
A-MUTE(H)
MATRIX
PB LPF
PC
BPF
BPF
PC
FM
LIMITER
MIX
REC LPF
VCO
PB LPF
NOISE REDUCTION
/COMPRESSOR
/EXPANDER
SWITCHING NOISE
COMPENSATOR
HOLD
TIMING
SW
NOISE
DETECTOR
HPF
BS
MIX
NORMAL
Hi-Fi
BS
MIX
NORMAL
Hi-Fi
LIMITER
LIMITER
PB
REC
GND GND+5V
PB
REC
PB
REC
+5V
MTS MODE
PV-9661 / PV-9662
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