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AG-520VDH
DVD MAIN II SCHEMATIC DIAGRAM
PB VIDEO SIGNAL
PB AUDIO SIGNAL
L8401
J0JDC0000002
C8412
C8413
100/6.3V
1
C8414
1
TO DVD M I
23
S-Y
TO DVD M I
22
S-C
TO DVD M I
26
Y
TO DVD M I
25
Pb
TO DVD M I
24
Pr
R8422
R8418
R8419
R8420
R8421
180
180
120
56
56
R8425
R8426
R8427
R8423
R8424
75
75
68
33
33
TO DVD M I
21
VIDEO_GND
IC8501 IC-DETAIL
BLOCK DIAGRAM
16
15
14
13
12
11
ZERO
SERIAL CONTROL
DETECT
DIGITAL
FILTER
TO DVD M I
19
AUDIO_DAC
SERIAL I/F
GND
VDD
VCC
1
2
3
4
5
6
A-MUTE
TP8506
TP8507
TP8504
TP8508
PT
PT
PT
PT
MCLK
MD
MC
ML
16
15
14
1
2
3
BCK
ADOUT3
LRCK
TP8509
TP8505
TP8510
PT
PT
PT
L8408
J0JDC0000002
R8409
C8425
1K
100/6.3V
R8407
PT
R8401
R8403
1K
1K
Q8403
C8423
2SB1218A0L
1
(BUFFER)
Q8401
C8415
C8417
R8405
2SB1218A0L
C8419
C8421
22P
39P
39P
22P
3K
(BUFFER)
R8410
1K
R8408
PT
R8402
R8404
1K
1K
Q8404
C8424
2SB1218A0L
1
Q8402
(BUFFER)
2SB1218A0L
C8416
C8418
C8420
C8422
R8406
(BUFFER)
22P
39P
39P
22P
3K
TP8412
PT
10
9
R8569
PT
VCOM GND
FL8502
J0HAAG000015
1
2
3
MODULATOR
L8517
J0JCC0000063
DAC
DAC
LPF/AMP LPF/AMP
R8572
12.2K
7
8
Q8505
UNR521500L
(MUTE DRIVE)
TP8511
PT
Q8504
UNR521500L
SWITCHING
ZERO DET.-ON
C8508
C8512
10/16V
10/16V
13
12
11
10
9
IC8501
C0FBBK000035
AUDIO D/A
CONVERTER
4
5
6
7
8
C8505
10/16V
TP8512
PT
C8507
C8506
1
10/16V
L8518
J0JDC0000002
NOTE:
NOTE:
PARTS MARKED "PT" ARE NOT USED.
PT
L8409
J0JHC0000078
C8430
220/6.3V
IC8401
C9ZB00000461
C8431
1
(VIDEO AMP)
TP8408
C8443
0.1
PT
VCC1
COUT
S1
CDCOUT
TP8407
C8444
100/6.3V
PT
S2
CVOUT
C8434
0.01
C8445
22/6.3V
CIN
CVOUTSAG
MUTE1
GND
TP8406
C8448
100/6.3V
PT
CVIN
YOUT
C8449
22/6.3V
SEL1
YOUTSAG
C8435 1
YIN
GND
TP8409
C8441
22/6.3V
C8450
100/6.3V
PT
BIAS
CPYOUT
C8451
22/6.3V
SEL2
PYOUTSAG
C8436 1
PYIN
GND
TP8410
C8452
100/6.3V
PT
GND
PbOUT
C8439 1
C8454
22/6.3V
PbIN
PbOUTSAG
MUTE2
GND
TP8411
C8440 1
C8453
100/6.3V
PT
PrIN
PrOUT
C8455
22/6.3V
VCC2
PrOUTSAG
R8573
0
TP8522
PT
FL8501
PT
TP8523
1
2
PT
3
TP8521
PT
C8520
TP8519
R8518
33/10V
PT
8200
R8534
C8568
R8533
R8557
R8566
16K
6200
10/16V
1K
R8517
470
R8501
PT
22K
R8565
C8544
R8549
C8552
C8553
47K
1000P
PT
PT
4700P
R8502
22K
C8536
100P
8
7
6
5
-
+
IC8503
C0ABBB000256
(OP AMP)
-
+
1
2
3
4
C8537
R8503
100P
22K
TP8520
PT
R8558
C8569
R8568
C8513
R8504
470
10/16V
1K
10/16V
22K
R8519
PT
R8535
R8536
16K
6200
R8550
C8554
C8555
R8567
PT
PT
4700P
47K
C8523
R8520
C8545
33/10V
8200
1000P
52
NOTE: For placing a purchase order of the parts,
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
be sure to use the part number listed in the parts list.
REFER TO BEGINNING OF SCHEMATIC SECTION.
Do not use the part number on this diagram.
RST
13
TO DVD M I
D_RDY
12
TO DVD M I
HOST_DATA
11
TO DVD M I
DVD_DATA
10
TO DVD M I
DVD_SCK
9
TO DVD M I
H_RDY
8
TO DVD M I
P8401
(TO MAIN C.B.A.P4801)
L8418
J0JBC0000010
1
H_RDY
L8419
J0JBC0000010
2
DVD_SCK
L8420
J0JBC0000010
3
DVD_DATA
L8421
J0JBC0000010
4
HOST_DATA
L8422
J0JBC0000010
D_RDY
5
L8504
PT
6
A-MUTE
L8424
J0JBC0000010
7
RESET
L8429
J0JHC0000078
8
SW_+12V
L8431
J0JCC0000063
9
S-YOUT
10
VIDEO_GND
L8434
J0JCC0000063
11
S-COUT
12
VIDEO_GND
L8501
J0JBC0000010
13
MIXL
AUDIO_GND
14
L8503
J0JBC0000010
15
MIXR
16
AUDIO_GND
L8433
J0JCC0000063
17
COMPOSITE
18
VIDEO_GND
L8435
J0JCC0000063
19
YOUT
20
VIDEO_GND
L8436
J0JCC0000063
PbOUT
21
22
VIDEO_GND
L8437
J0JCC0000063
PrOUT
23
24
VIDEO_GND
PT
PT
L8412
J0JHC0000068
L8411
0
L8413
J0JHC0000078
L8414
L8415
J0JHC0000054
J0JHC0000068
C8401
C8402
FL8402
100/6.3V
1
PT
1
2
L8438
C8404
C8403
3
J0JHC0000054
1
330/6.3V
Q8502
UNR521500L
Q8501
UNR511500L
TP8416
PT
Q8503
UNR521500L
DVD MAIN II SCHEMATIC DIAGRAM
IC8401 IC-DETAIL
BLOCK DIAGRAM
6MHz
1
VCC
75
32
LPF
2
S-DC OUT
31
6MHz
3
75
30
LPF
4
BIAS
6dB
29
5
MUTE1
GND
28
6MHz
6
CLAMP
6dB
75
27
LPF
7
26
8
CLAMP
6dB
GND
25
12MHz
9
BIAS
75
24
6dB
LPF
10
23
BIAS
11
GND
22
CLAMP
12MHz
12
GND
75
21
LPF
13
BIAS
6dB
20
14
MUTE2
GND
19
12MHz
15
BIAS
6dB
75
18
LPF
16
VCC
17
D_+3.3V
2
TO DVD M I
A_+3.3V
44
TO DVD M I,DVD MIII
SW_+5V_DVD
51
TO DVD M III
M_VM_+6V
52
TO DVD M III
MOTOR_GND
53
TO DVD M III
L8439
J0JHC0000054
P8402
(TO MAIN C.B.A.P1006)
1
MOTOR_GND
2
MOTOR_GND
3
ACT_VM_+5V
4
M_VM_+6V
5
A_GND
6
D_GND
7
D_GND
8
SW_+3.3V_DVD
9
SW_+3.3V_DVD
10
SW_+5V_DVD
11
D_AUDIO
L8416
J0JBC0000010
D_AUDIO
20
TO DVD M I
A_GND
43
TO DVD M I,DVD M III
D_GND
1
TO DVD M I
LINK TO VOLTAGE CHART
LSJB2229
AG520VDH
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