Panasonic PV-20DF25

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.
PV-20DF25/PV-20DF25-K/PV-27DF25/PV-27DF25-K/PV-27DF5
COMPARISON CHART
OF MODELS & MARKS
PV-20DF25
PV-20DF25-K
PV-27DF25
PV-27DF25-K
PV-27DF5
Not Used
A
B
C
D
E
PT
MODEL
MARK
LSJB2220
MAIN III SCHEMATIC DIAGRAM
LINK TO VOLTAGE CHART
MAIN III SCHEMATIC DIAGRAM
LINE_IN_FRONT_R LINE_IN_FRONT_L
IIC_DATA IIC_CLK IIC_GND
DVD_AUDIO_R DVD_AUDIO_L A_CTL_B A_CTL_A V_CHIP_MUTE_H SW+12V AUDIO_MUTE_H
SW+9V
DVD_GND UNSW+5V_SYSCON
17
VIDEO_OUT
16
NC
15
BTL
14
SIF_OUT
13
AUDIO_OUT
12
AFT
11
SDA(0.25VDD)
10
SCK
9
NC
8
NC
7
NC
6
NC
5
NC
4
NC
3
BC
2
NC
1
NC
AUDIO+6V
R9507
PT
D9501
MA2C165001VT
PT
C4609
C9008
100/6.3V
10/16V[N]
C4358
C4372
10/16V
D9502
MA2C165001VT
100U
L7002
R4365
100K
10/16V[N]
C4360
1000/6.3V
C7001
JK9501
R4315
100K
680
R4591
Q4351
2SD601A0L
PT C4613
C4359
10/16V
PT D9515
R4366
2700
C9007
0.022[KB]
J4593
WA5
R7001
1K
R7002
100
R9001 PT
R9003
100
R4504 10K
4R7/50V C4608
D4593
MA2C165001VT
C4354
0.01
J7031
0
R4503
10K
MAZ42400MF
D4591
TP4509
PT
C9004
3R3/50V
0.1[KB] C4607
2200
R4603
R4356
220
PT
C9506
D7001
PT
1000/16V
C4629
MAZ40510MF
D9505
C4509
100/16V
Q4301
PT
3300
R4602
R4373
100
R4304
100K
IC4351
C0ABBB000256
1234
5678
Q4355
UNR511500L
390K
R4608
ESD_GND
1K
R9006
0.01
C4617
TP9501
WA10
C4371
10/16V
TP9001
PT
PT
TP9002
0.01
C4301
Q4354
PT
R9002
100
680
R4593
0.01[KB]
C4604
C9003
0.33/50V
C4627 56P
R4307
0
R9503
1K
0.33[KB]
C4619
R4368
820
TV_POWER_ON_H
C4304
10/16V
PT
C4618
J9502
PT
R4309
10K
TNR_VIDEO
R_TNR_AFC
0.01[KB]
C9024
C9509
PT
D9508
MA2C165001VT
MAZ40510MF
D9506
680
R4592
R4372
100K
2R2/50V
C9021
SP_GND
C9015 0.22[ZF]
J4501
WA12.5
TP4501
WA10
C9005
0.1[KB]
C9503
100P[JC]
Q4353
2SD132800L
C4306
10/16V
R4353
4700
0.01[KB]
C7011
C9501
100P[JC]
C4355
0.01
C4508
470/25V
C4621
1/50V
C7002
0.01[KB]
47K
R9005
Q4352
2SD132800L
J9001
PT
R4306
100K
REAR_VIDEO
Q4303
UNR221200L
C4624
1/50V
PT D9513
C4357
10/16V
PT C4611
PT
C9504
J1201
PT
R4354
100K
Q4356
2SD1819A0L
PT
R9505
22/16V
C4615
PT
C9508
C4622
1/50V
R4313
100K
PT
J9501
C9006 PT
TP4508
PT
C9017 0.1[KB]
C4623
1/50V
WA10
TP9554
R4303
100K
0.01[KB]
C4602
0
C7021
C9001
2R2/50V
100
R4611
WA7.5
TP9553
IC9501
PT
1234
5678
4R7/50V C4610
R4374
100
C7005
PT
MAZ41200LF
D9510
PT
L9501
D9507
MA2C165001VT
C9012
1000P[KB]
PT
C4620
C4303
10/16V
TP4502
WA7.5
75
R9501
R4308
PT
680
R4594
100K
R4355
C7004
PT
R4302
100K
PT D9516
AUDIO_GND
C4612
4R7/50V
Q4304
UNR221200L
D9504
MA2C165001VT
100U
L9001
Q7021
PT
MAZ42400MF
D4592
C9018
0.33/50V
R4312
100K
C4308
10/16V
R9508
PT
D4594
MA2C165001VT
100
R4610
R7021
PT
R7023
PT
JK9502
C4628 56P
C4507
470/25V
3300
R4601
J9503
WA5
C9002
10/16V
C4351
100/16V
D7002
PT
D7003
PT
C4503
1200P[KB]
PT C4625
PT
R7022
D9503
MA2C165001VT
R4609
1M
PT
R9504
C9510
PT
5600
R4605
WA10
J4371
MAZ41200LF
D9509
C4510
470/25V
R4310
10K
C9011
4R7/50V
R4301
100K
2R2/50V
C9022
D7004
PT
D4353 MA2C165001VT
0.01[KB]
C9019
R7003
100
PT
C4606
R4314
100K
100/16V
C4302
R4358
220
C9014
0.033[KB]
Q4302
PT
J9504
WA5
C4305
10/16V
PT
C9502
C4506
4R7/50V
D4354
MA2C165001VT
PT
C9505
IC9001
AN5832SA-E1V
PT
C4626
C0JBAR000344
IC4301
12345678
111213141516 910
5600
R4607
C9010
2R2/50V
L4351
100U
C4307
10/16V
R9004 3300
TP4592
PT
PT
C7009
2200
R4604
Q9501
PT
SW+5V_VIDEO
R4502
1K
0.1[KB] C4603
100K
R4360
AUDIO_POWER
R4506
4700
MAZ42400MF
D4587
C4353
10/16V
PT
C7015
390K
R4606
PT D9514
C9009
0.01
C9016
2R2/50V
P4502
2
SP_OUT_R_+
1
GND
C9013
0.1[KB]
R4352
5600
R4351
4700
SW+30V
MAZ42400MF
D4588
JK4591
PT
C4616
R9506
PT
R9510
220
PT
C7013
47K
R9008
R4371
100K
1K
R9007
C4504 1200P[KB]
C9026
56P
P4501
2
SP_OUT_L_+
1
GND
MAZ41200LF
D9512
R4367
2700
C7022
PT
PT
C7012
R4505
1K
TP4591
PT
R9509
220
IC4601
C1BB00000815
123456789
10
2122 1314151617181920
11
12
2324
C4502
1/50V
C9027
56P
0.1[KB] C4601
0.082[KB]
C4614
MAZ41200LF
D9511
R4305
100K
C4505
1/50V
C4352
0.01
0.1[KB] C4605
TP4004
WA7.5
PT
C9507
C4356
47/16V
TP4001
WA10
R9502
1K
C4501
22/16V
TP4507
WA7.5
56P[JC]
C7040
L7001
10U
L4501
J0JBC0000014
L4502 J0JBC0000014
L4503
J0JBC0000014
J4302
WA5
Q7031
PT
R7033
PT
J7032
WA5
PTC7006
PT
C7007
L4504
0
10P
C7008
C7003
10P
WA10
TP4201
WA10
TP4202
D4601
B0AAML000001
100U
L4601
U4501
LXPUSO1275
IC4501
C1BA00000367
12345678910111213
R_IN
L_IN
[S2] [S2]
(TO SPEAKER R-CH)
[S2] [S2]
(TO SPEAKER L-CH)
AMP_L_OUTAMP_R_OUT
L_IN R_IN
L_OUT
L_LINE_OUT
R_OUT
R_LINE_OUT
IIC_CLOCK
IIC_DATA
+5V
AUDIO
OUT R-CH
V+
V-
(FM SIGNAL PROCESS)
U7001 J3AAABB00002 (UHF/VHF TUNER UNIT)
(TONE CONTROL)
VDD
GND
SW
CONTROL
(SW)
GND GNDSTBY VCC
(AUDIO AMP)
(BIAS)
(OP AMP)
42TO M II
TO M II 41
27TO M I 28TO M I 36TO M I 32TO M I 6TO M IV
43TO M II 44TO M II 45TO M II 47TO M V 40TO M II
46TO M II 11TO M I 12TO M I 13TO M I
(BIAS)
(OP AMP)
38 TO M II
8 TO M V
AUDIO
OUT L-CH
AUDIO
IN L-CH
AUDIO
IN R-CH
VIDEO
IN
31 TO M I
48 TO M V
39 TO M II
9 TO M I 49 TO M IV
HEADPHONE JACK
50 TO M IV 51 TO M IV 2 TO M I
(INVERTER)
(INVERTER)
SWITCHING
AUDIO MUTE-ON
SWITCHING
AUDIO MUTE-ON
SWITCHING
AUDIO MUTE-ON
MUTE
DRIVE
AUDIO SIGNALVIDEO SIGNAL
(24V) (24V)
(24V)(24V)
(5.1V)
(5.1V)
(12V) (12V)
(12V)(12V)
123456789
10
272829303132 1920212223242526
11 12 13 14 15 16
1718
CANCEL
FILTER
MUTE
AGC
NC
SPECTRAL
RMS DET
L+R
DET
DE-EMPH
DE-EMPH
IIC
& MODE SW
MATRIX
NOISE
Vcc
AGC SW
FILTER
FILTER
STEREO
SPECTRAL
MODE
EXPAND
DEMOD
SAP OUT
CANCEL
NC
NOISE
OFFSET
DECORDER
CANCEL
OFFSET
L-R/SAP
SPECTRAL
GND
CANCEL
dbx
FILTER
SIF
L+R
WIDEBAND
PLL
FILTER
WIDEBAND
SAP
IIC/PARA
SAP
WIDEBAND
PILOT
OFFSET
INPUT
NC
DET
EXPAND
VCA
SW
75us
L-R
DET
FILTER
SAP
L-R/SAP
FILTER
SIF/BB
RMS DET
SIF/BB
FILTER
PILOT
DEMOD
SW
PV-20DF25 / PV-27DF25 / PV-27DF5 / PV-20DF25-K / PV-27DF25-K
35