Panasonic PVDM2092 - MONITOR/DVD COMBO, Service Manual

Page: 256 / 309

8.3. AUDIO SCHEMATIC DIAGRAMS
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE:
PARTS MARKED "PT" ARE NOT USED.
NOTE: For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
AUDIO SCHEMATIC I DIAGRAM
VJBS4038
PV-DM2092/PV-DM2092-K
AUDIO SCHEMATIC I DIAGRAM
0.1
C4209
0.1
C4208
0.22 C4224
0.01
C9201
0.022
C9209
C4222
0.022
C9208
0.1
C4227
0.01
C4223
0.01
C4221
0.01
C4220
1000P
C9204
0.015
C4218
0.047
C4213
0.047
C4212
0.015
C4219
10/16V C4226
10/16V
C4229
33/6.3V
C4211
47/6.3V
C4228
1/50V
C9205
1/50V
C9210
33/6.3V
C4210
10/16V
C9203
1/50V C4203
1/50V C4202
2.2/50V
C4214
1/50V
C9211
10/16V
C4201
100/6.3V
C4216
10/16V
C4230
47/6.3V
C9202
1/50V
C9207
2.2/50V
C4215
1/50V C4205
1/50V C4204
100/6.3V
C4217
3.3/50V
C9206
1/50V C4225
1/50V
PT
C4207
1/50V
PT
C4206
100U
L9201
100
R4217
47K
R4219
10K
R9202
1500
R4211
1K R4215
27K PT
R4231
220K
R9204
510
R4203
1K
R9201
4700
R4201
4700
R4202
1K
R9203
27K PT
R4233
3900
R9208
1500
R4212
12K
R4213
10K
PT
R4232
100
R4216
39K R4205
27K R4214
510
R4204
39K R4206
3300
R9207
18K
R4208
18K
R4207
10K
PT
R4230
3300
R9205
2700
R9209
0
R4209
47K
R4218
15K R4210
5KB
R9206
15K
R4222
15K
R4223
10/16V C9012
33K R4220
10/16V C9013
33K R4221
1K R9010
22/16V
C9020
D9001
MA165
4.7/25V C9001
68K R9002
R9017
820
10KB
R9001
5600P
C9007
2700P C9018
4.7/25V C9002
100K R9006
R9018
1K
1M
R9005
4.7/25V C9004
Q9001
2SD601A
1K R9011
C9009
4.7/25V
5KB
R9008
3300 R9009
10KB
R9003
2200
R9004
100U
L9001
0.047 C9017
10/16V C9005
0.01
C9019
1/50V C9010
10/16V C9011
C9014 4.7/25V
Q9002
2SD601A
C9016 4.7/25V
0.012
C9008
4.7/25V C9003
1K R9012
3900 R9007
1/50V C9006
3.3/50V C9015
C4304
0.01
R4304
4700
R4308
47K
R4314 47K
Q4303
UN2212
C4305
10/16V
Q4301
2SD601A
Q4302
2SD601A
R4312 47K
R4316
10K
C4303
0.01
R4307
100
R4301
1K
R4311 47K
R4303
4700
C4302
10/16V
R4309
100K
R4313 47K
R4321 100
C4306
10/16V
R4319
100
C4309
10/16V
R4302
5600
Q4304
UN211L-TX
R4317
10K
R4306
100
D4301
MA165
R4315
10K
D4302
MA4120N-M
(12V)
C4308
0.01
C4301
10/16V
R4310
100K
Q4305
UN221L-TX
R4305
47K
C4307
10/16V
R4318
47K
R4601
1M
C4601
4.7/25V
C4602
10/16V
C4603
0.068
C4604
1000P
C4605
10/16V
C4606
10/16V
R4602
390K
C4622
10/16V
C4621
10/16V
C4620
0.068
C4619
1000P
C4618
10/16V
C4617
0.1
C4615
4.7/25V
C4614
4.7/25V
C4613
4.7/25V
C4612
4.7/25V
D4303
MA165
D4304
C4623
470/16V
C4616
0.1
100U
L4601
R4604
4700
R4606
4700
R4603
4700
R4605
4700
R4607 100
R4608 100
100 R4228
100 R4229
C4312
10/16V
C4313 10/16V
C4310 10/16V
C4311 10/16V
R4611
1K
R4612
1K
R4234
R4236 C4232
C4233
R4235
R4237
D4202
Q4202
C4231 R4224
R4225
D4201
Q4201
R4226
R4614
1K
R4613
1K
R4615
5600
Q4603
UN2211
Q4601
2SD601A
Q4602
2SD601A
R4619
R4617
R4618
5600
R4616
5600
Q4604
UN2211
R4620
5600
C4624
C4625
R4621
J4602
J4601
0
J4604
J4603
0
J4201
J4302
J4303
J4202
J4608
0
J4301
TP9002
TP9003
TP4206
TP9001
TP4205
TP4207
TP4208
TP9201
IC9001
CXA2064M
1
2
3
4
5
6
7
8
9
10
27
28
29
30
19
20
21
22
23
24
25
26
11
12
13
14
15
18
16
17
IC4201
AN3962FB-V
LM833M
IC4303
1 2 3 4
5 6 7 8
LM833M
IC4302
1 2 3 4
5 6 7 8
TP4202 TP4201
IC4301
BU4053BCF
1 2 3 4 5 6 7 8
11 12 13 14 15 16 9 10
R4320
47K
R4622
IC4601
BD3867S
1 2 3 4 5 6 7 8
17 18 19 20 21 22 15 16
9 10 11
14 12 13
LED
DRIVE
GND
MTS/SAP
SIGNAL
PROCESS
VCC
MTS/SAP AUDIO
SIGNAL PROCESS
MODE
SELECTOR
SEPARATION(H)
SEPARATION(L)
SWITCHING
AUDIO
DEFEAT ON
SWITCHING
AUDIO
DEFEAT ON
SEPARATION
7
L-CH
AMP
1
FLIP FLOP
38KHz
AN7420-NT
8
MONO/STEREO
SELECTOR
2
STEREO
LED DRIVE
4
FLIP FLOP
19KHz
90
GND
5 9
PHASE
DETECTOR
VCC
3
(FM SIGNAL PROCESS)
STEREO
DETECTOR
DC AMP
IC9201
VCO
R-CH
FLIP FLOP
19KHz
0
6
STEREO SIGNAL
DEMODULATOR
FM VCO
38 37 36 35 34 33 32 31 30 29
42 41 40 39 38 37 36 35 34 33
P4204
FM MONO(H)
FM STEREO(L)
TUNER AUDIO
TUNER AUDIO DEFEAT(H)
TUNER MTS(H)/SAP(L)
TUNER MONO(H)/STEREO(L)
TUNER MTS SIGNAL(L) TUNER SAP SIGNAL(L)
GND
AUDIO+5V
BPF
R
R
6
22
AUDIO
MUTE(H)
PB
8
20
FM
PC
39
GND
FM
25
3
LIMITER PC
30
REC
19
23
PB LPF
LINE
24
SWITCHING NOISE
COMPENSATOR
L+R
1.7MHz
BPF
VCO
I2C
BUS
L
+5V
43
L
36
RF AGC
MIX
10
MUTE
4
V-REF
REC LPF
13
5
REC LPF
NORMAL
PB
44
34 26
LINE
35
AMP
15
14
11
NOISE REDUCTION
/COMPRESSOR
/EXPANDER
7
(L-CH)
+5V
38
FM
LIMITER
47
28
L
1
42
Hi-Fi
46
HOLD
TIMING
32
L
R
SWITCHING NOISE
COMPENSATOR
17
Hi-Fi AUDIO
PROCESS
REC
27
RF AGC
DETECTOR
AMP
2
NORMAL
MUTE
TUNER
21
AMP
NOISE
DETECTOR
R
45
16
31
(R-CH)
LIMITER
L
+12V
12
18
40
MIX
48
VCO
AMP
PB LPF
29
PB
SW
33
TUNER
Hi-Fi
9
NOISE REDUCTION
/COMPRESSOR
/EXPANDER
1.3MHz
BPF
REC
41
37
REC AUDIO SIGNAL PB AUDIO SIGNAL
(OP AMP)
-
VEE
+
VCC
-
+
+12V
REGULATOR
(REGULATOR)
VCC
- +
-
VEE
+
(OP AMP)
L
VDD
GND L
(SW)
L
H
H
H
SWITCHING
DVD ON
SWITCHING
MUTE ON
SWITCHING
MUTE ON
SW
CONTROL
1
2
3
4 1
2
3
4
P4210 PIN
MAIN C.B.A.
P4003
1
2
4
3
TO POWER SUPPLY
C.B.A. P9503
AUDIO R CH
AUDIO L CH
GND
GND
3 1 2
GND
4
P4201
I2C SERIAL DATA
I2C SERIAL CLOCK
3
1
GND
AUDIO AMP R CH
2
TO AUDIO AMP
C.B.A. P4505
AUDIO AMP L CH
GND
4
P4206
5
6 AUDIO AMP MUTE(H)
DVD(H)
GND
8 7
Hi-Fi REC AUDIO
GND
P4207
9 5 6
7 5 6 8 12 11 13 9 10
Hi-Fi HEAD SW
PB Hi-Fi AUDIO(H)
Hi-Fi PB AUDIO
16
DVD(H)
13 14
P4202
UNSW+12V
AUDIO AMP MUTE(H)
17 15
DVD AUDIO R CH
DVD AUDIO L CH
GND
18 12
V CHIP MUTE(H)
10
Hi-Fi MUTE(H)
11
20 17 18 21 19 22 16 14 15
DVD AUDIO(H)
28 22
AUDIO L CH
NORMAL AUDIO
20
UNSW+14V
24 26
GND
SW+9V
GND
27
P4203
NORMAL AUDIO
SW+12V
21 25
GND
23
AUDIO R CH
19
32 26 24 28 30 31 25 29 27 23
43 42 41 40 39
47 46 45 44 43
P4205
PIN PIN PIN PIN PIN PIN
MAIN C.B.A.
LINE AUDIO R CH
GND GND
LINE AUDIO L CH
SWITCHING
MUTE ON
SWITCHING
MUTE ON
GND
LINE AUDIO IN1 R-CH
GND
LINE AUDIO IN1 L-CH
TONE
CONTROL
AGC
VOLUME
CONTROL
VOLUME
CONTROL
AGC
TONE
CONTROL
TONE
CONTROL
VOLUME
CONTROL
VOLUME
CONTROL
V-REF GND
I2C
LOGIC
PT
PT
PT
PT
PT
PT
PT
PT
PT
PT
PT
PT
PT
PT
MUTE
PT
LINK TO VOLTAGE CHART
PV-DM2092 / PV-DM2092- K
138