Panasonic QUASAR PV-C1320 Service Manual page 72

PVQ-1310 / PV-C1320 / PV-C1330W / VV-1300 / VV-1310W / PV-C1340 / PV-C1350W / PV-C2010 / PV-C2020 / PV-C2030W / VV-2000 / PV-C2060
IC9001 MTS/SAP AUDIO PROCESS IC-DETAIL BLOCK DIAGRAM, CXA2064M
30 29 28 27 26 25
VARIABLE
DE-EMPH.
RMS
DET.
SAP
AMP DE-EMPH.
MTS
HPF
LPF LPF
SAP
LPF BPF
DET.
NOISE
DET.
LPF
VCC GND
1 2 3 4 5 6
REC AUDIO SIGNAL
24 23 22 21 20 19 18 17
MATRIX MODE DISPLAY
VCA
RMS
DET.
SAP
INDICATOR
DEMODULATOR
PILOT
CANCEL
LPF
IREF
MTS/SAP
PLL
DET.
7 8 9 10 11 12 13 14
IC4201 Hi-Fi AUDIO PROCESS IC-BLOCK DIAGRAM, AN3962FB-V
36 35
16
AMP
37
L+R
AMP
38
L
+12V
39
RF AGC
40
DETECTOR
RF AGC
41
AUDIO MUTE
42
MUTE
R
43
L
R
44
+
45 AMP MUTE
L
LPF
L
46 AMP
R
47
15
48
V-REF
1 2
72
REC AUDIO SIGNAL
34 33 32 31 30 29 28 27 26
+5V
FM
LINE DVD
TUNER
(R-CH)
NOISE REDUCTION VCO REC LPF
/COMPRESSOR
/EXPANDER
PB
SWITCHING NOISE
PB LPF
COMPENSATOR
LIMITER
PC
REC
BPF
NOISE
DETECTOR
Hi-Fi
MIX
R
NORMAL
L
NORMAL
REC
LIMITER PC
MIX
SWITCHING NOISE
PB LPF
Hi-Fi
COMPENSATOR
NOISE REDUCTION PB
/COMPRESSOR
REC LPF
VCO
/EXPANDER
(L-CH)
TUNER
LINE
DVD
FM
+5V
3 4 5 6 7 8 9 10 11
PB AUDIO SIGNAL
25
24
AUDIO
23
MUTE(H)
1.7MHz
BPF 22
SW 21
FM
20
LIMITER
GND 19
HOLD
18
TIMING
17
2
I C
1.3MHz BUS
BPF 16
PB
15
+
REC
14
13
12