Panasonic PV-DF204 Service Manual page 119

DVD MAIN II SCHEMATIC DIAGRAM
L8401
BLM18PG600SN1D
C8412 C8413
100/6.3V 1[KB]
C8414
1[KB]
TO DVD M I 24 S-Y
TO DVD M I 23 S-C
TO DVD M I 27 Y
TO DVD M I 26 Pb
TO DVD M I 25 Pr
R8418 R8419 R8420 R8421 R8422
180[D] 180[D] 120[D] 5.6K[D] 5.6K[D]
R8423 R8424 R8425 R8426 R8427
75[D] 75[D] 68[D] 33[D] 33[D]
TO DVD M I 22 VIDEO_GND
TO DVD M I 20 AUDIO_DAC
IC8501 IC-DETAIL
BLOCK DIAGRAM
16 15 14 13 12 11 10 9
VCOM GND
ZERO
SERIAL CONTROL
DETECT
DIGITAL
MODULATOR
FILTER
DAC DAC
SERIAL I/F
LPF/AMP LPF/AMP
GND VDD VCC
1 2 3 4 5 6 7 8
L8408
BLM18PG600SN1D
R8409 C8425
1K 100/6.3V
R8407
PT
R8401
R8403
1K
1K[D]
Q8403 C8423
2SB1218AR
1[KB]
( BUFFER )
C8415 C8417 C8419 C8421 R8405
Q8401
22P 39P 39P 22P 3K[D]
2SB1218AR
( BUFFER )
R8410
1K
R8408
PT
R8402
R8404
1K
1K[D]
Q8404 C8424
2SB1218AR 1[KB]
( BUFFER )
C8416 C8418 C8420 C8422 R8406
Q8402
22P 39P 39P 22P 3K[D]
2SB1218AR
( BUFFER )
R8569
PT
FL8502
ACH3218-332-T
1 2
3
L8517
BLM18BD601SN1D
R8572
2200
A-MUTE
Q8505
UN5215
( INVERTER )
Q8504
UN5215
TP8504
AUDIO
TP8508
PT
MUTE-ON
MCLK PT
TP8507
MD PT
C8508
TP8506
10/16V
MC PT
ML
16 15 14 13 12 11 10 9
IC8501
C0FBBK000035
AUDIO DIA
CONVERTER
1 2 3 4 5 6 7 8
BCK
TP8505
ADOUT3 PT
LRCK
TP8509 TP8510
PT
PT
TP8512
PT
C8506 C8507
1[KB] 10/16V
L8518
BLM18PG600SN1D
NOTE:
PARTS MARKED "PT" ARE NOT USED.
PT
L8409 MPZ1608S221A
C8430 220/6.3V
IC8401 MM1568BJBEG ( VIDEO AMP )
C8431 1[KB]
1 34
C8434 C8443
2 33
0.01[KB] 0.1[KB]
3 32
C8444
4 31
100/6.3V
5 30
C8445
22/6.3V
C8435
6 29
0.1[KB]
C8448
C8441
7 28
22/6.3V 100/6.3V
8 27
C8449
C8437 PT (22P)
22/6.3V
9 26
C8438 PT
L8410 PT
(LK1608R39K-T) C8450
10 25
100/6.3V
11 24
C8451
22/6.3V
C8436
12 23
0.1[KB]
C8452
13 22
330/6.3V
C8439
14 21
1[KB]
15 20
C8453
C8440
16 19
330/6.3V
1[KB]
17 18
TP8412
PT
TP8522
PT
FL8501
ACH3218-332-T
TP8523 1
2
PT
3
TP8521
PT
TP8511
PT
C8520 R8518
33/10V 8200[F]
R8533 R8534
C8568
6200 R8557
10/16V
R8517 16K[F] 470
PT
R8501
22K
R8549 C8552 C8553
C8544
PT PT 4700P
1000P[KB]
R8502
C8512
10/16V 22K
C8536
100P[JC]
8 7 6 5
- +
IC8503
C0ABBB000256
( OP AMP )
- +
1 2 3 4
C8537
R8503 100P[JC]
22K
C8569
C8513 R8504 R8558
470 10/16V
10/16V 22K R8519
PT
R8535 R8536
6200
16K[F]
R8550 C8554 C8555
PT PT 4700P
R8520
C8523 C8545
8200[F]
33/10V 1000P[KB]
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
PB VIDEO SIGNAL PB AUDIO SIGNAL
RST
D_RDY
HOST_DATA
DVD_DATA
TP8408
PT
DVD_SCK
H_RDY
TP8407
PT
P8401
L8418 BLM18AG102SN1D
1 H_RDY
L8419 BLM18AG102SN1D
2 DVD_SCK
L8420 BLM18AG102SN1D
3 DVD_DATA
TP8406 L8421 BLM18AG102SN1D
PT
4 HOST_DATA
L8422 BLM18AG102SN1D
5 D_RDY
6 NC
L8424 BLM18AG102SN1D
7 RESET
L8429 MPZ1608S221A
8 SW_+12V
L8431 BLM18BD601SN1D
9 S-YOUT
TP8409
PT 10 VIDEO_GND
L8434 BLM18BD601SN1D
11 S-COUT
12 VIDEO_GND
L8501 BLM18AG102SN1D
13 MIXL
14 AUDIO_GND
L8503 BLM18AG102SN1D
15 MIXR
TP8410
PT
16 AUDIO_GND
L8433 BLM18BD601SN1D
17 COMPOSITE
18 VIDEO_GND
L8435 BLM18BD601SN1D
19 YOUT
20 VIDEO_GND
L8436 BLM18BD601SN1D
21 PbOUT
TP8411
PT
22 VIDEO_GND
L8437 BLM18BD601SN1D
23 PrOUT
24 VIDEO_GND
L8412 MPZ2012S221A
L8411 0
L8414 PT
L8417
PT
L8413
MPZ1608S221A
FL8402
NFE31PT222Z1E9L
1 2
TP8519
PT
C8404 C8403 3
1[KB] 330/6.3V
R8566
1K
R8431
0
R8565
47K
Q8502
UN5215
AUDIO
MUTE-ON
R8570
0
PT
TP8416
Q8501
UN5115
R8571
AUDIO
0
MUTE DRIVE
Q8503
UN5215
AUDIO
MUTE-ON
TP8520
PT
R8568
1K
R8567
47K
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.
IC8401 IC-DETAIL
BLOCK DIAGRAM
1 VCC BIAS150k VCC 34
TO DVD M I
12
6.75MHz
11 TO DVD M I
4dB 4dB 75
2 33
LPF
10 TO DVD M I
9 TO DVD M I 3 MUTE1 SYNC TIP CLAMP GND 32
8 TO DVD M I
6.75MHz
4dB 4dB 75
4 31
7 TO DVD M I LPF
5 30
TO MAIN 6.75MHz
6 4dB GND 29
C.B.A.P4801
LPF
7 BIAS SYNC TIP CLAMP 4dB 75 28
8 GND 27
SYNC TIP
CLAMP
9 NC GND 26
10 GND BIAS 4dB 75 25
150k
NC
11 24
13.5MHz
12 4dB GND 23
LPF
4dB 75
13 22
13.5MHz
14 4dB 21
LPF
MUTE2 BIAS150k GND
15 20
13.5MHz
16 4dB 4dB 75 19
LPF
17 GND BIAS150k 18
PT
D_+3.3V 2 TO DVD M I,M III
A_+3.3V 45 TO DVD M I
SW_+5V_DVD 49 TO DVD M III
M_VM_+6V 50 TO DVD M III
R8430
PT
ACT_VM_+5V 51 TO DVD M III
MOTOR_GND 52 TO DVD M III
L8415
MPZ2012S221A
TO POWER SUPPLY
P8402 C.B.A.P1002
FL8401
PT
MOTOR_GND
1
1 2 MOTOR_GND
2
ACT_VM_+5V
C8402 C8401 3 3
1[KB] 100/6.3V
4 M_VM_+6V
A_GND
5
D_GND
6
D_GND
7
SW_+3.3V_DVD
8
SW_+3.3V_DVD
9
SW_+5V_DVD
10
D_AUDIO
11
L8416
BLM18AG102SN1D
D_AUDIO 21 TO DVD M I
A_GND 44 TO DVD M I
D_GND 1 TO DVD M I
LINK TO VOLTAGE CHART
LSJB2145
DVD MAIN II SCHEMATIC DIAGRAM
PV-DF204/PV-DF2004/PV-DF2004-K
/PV-DF274/PV-DF2704/PV-DF2704-K