Panasonic PV-DF2002 Service Manual page 25

PV-DF2002
8.3. AUDIO SCHEMATIC DIAGRAMS
AUDIO SCHEMATIC I DIAGRAM
43 42 41 40 39
47 46 45 44 43
MAIN C.B.A.
R9001
10KB
SEPARATION(L)
L9001
100U
C9020 C9019
22/16V 0.01
R9003
TP9003
10KB
SEPARATION
R9004
2200
R9006
Q9001
2SD601A
C9008
SWITCHING 0.012
AUDIO
Q9002
DEFEAT ON
2SD601A
SWITCHING
R9017 R9018
D9001
AUDIO
820 1K
MA165
DEFEAT ON
IC9201 AN7420-NT
FLIP FLOP FLIP FLOP
19KHz 19KHz
90
PHASE FLIP FLOP
DETECTOR 38KHz
AMP DC AMP
VCC
1 2 3
C9203
R9208
10/16V
3900
R9209
2700
C9206
3.3/50V
C9205 R9201
R9202
1/50V 1K
10K
R9206
5KB
L9201 C9204
100U 1000P FM VCO
C9202 C9201
47/6.3V 0.01
Q4301
2SD601A
+12V
REGULATOR
R4303
R4301
4700
1K
C4302
D4302 10/16V
MA4120N-M
C4301
C4303
(12V)
10/16V
0.01
D4301
R4302
MA165
5600
TP4201
38 37 36 35 34 33 32 31 30 29
42 41 40 39 38 37 36 35 34 33
REC AUDIO SIGNAL PB AUDIO SIGNAL
IC9001
CXA2064M
MTS/SAP AUDIO
SIGNAL PROCESS
C9001 4.7/25V C9018 2700P R9009
1 30
C9017 0.047
2 29
R9008
C9002 4.7/25V
5KB
3 28
C9016 4.7/25V
SEPARATION(H)
4 27
VCC
C9015 3.3/50V
R9002 68K
MTS/SAP
5 26
SIGNAL
PROCESS
6 25
GND
C9014 4.7/25V
C9003 4.7/25V
TP9002
7 24
C9004 4.7/25V
8 23
C9005 10/16V
9 22
C9011 10/16V
C9006 1/50V
10 21
C9010 1/50V
R9007
11 20
LED
R9012 1K
DRIVE
12 19
R9011 1K
100K
MODE
13 18
SELECTOR
C9007 R9005
R9010 1K
5600P 1M
14 17
15 16
C9009
4.7/25V
(FM SIGNAL PROCESS)
STEREO
DETECTOR
0
MONO/STEREO
SELECTOR
STEREO SIGNAL
STEREO
DEMODULATOR
LED DRIVE
VCO
L-CH
GND
R-CH
4 5 6 8 9
7
C9210
1/50V
R9207 C9209
3300 0.022
C9211
1/50V
R9205 C9208
3300 0.022
R9203 R9204 C9207
1K 220K 1/50V
TP9201
C4304 C4305 C4308 C4309
Q4302
0.01 10/16V 0.01 10/16V
2SD601A
(REGULATOR)
R4304
R4310
4700
100K
PT
8 7 6 5 8 7 6 5
VCC VCC
IC4303 IC4302
LM833M LM833M
(OP AMP) (OP AMP)
- + - +
VEE VEE
1 2 3 4 1 2 3 4
C4306 C4307 R4309
10/16V 10/16V 100K
R4306 R4307
100 100
TP4202
R4305 R4308
47K 47K
3300
TP9001
C9013 10/16V
C9012 10/16V
3900
R4317
10K
R4314 47K
C4313 10/16V
R4313 47K
16 15 14 13 12 11 10 9
H
VDD
L
IC4301
SW
BU4053BCF
CONTROL
(SW)
H L
H L MUTE GND
1 2 3 4 5 6 7 8
C4310 10/16V
R4311 47K
C4311 10/16V
R4312 47K
R4321 100
R4320
J4303
47K
R4316
PT
10K
Q4304
UN211L-TX
SWITCHING
MUTE ON
R4315
10K
PT
J4302
C4312
R4319
10/16V
100
Q4303 R4318
UN2212 47K
SWITCHING
J4301
DVD ON
0
Q4305
UN221L-TX
SWITCHING
MUTE ON
R4612
1K
28 27 26 25 24 23 22 21
32 31 30 29 28 27 26 25
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