Panasonic PV-D4733S-K Service Manual page 268

DVD II BLOCK DIAGRAM
OC G
DVD MECHANISM UNIT DVD MAIN C.B.A.
IC8001 (DVD SIGNAL PROCESSOR/DVD MICROCONTROLLER)
P8901
126
13
P8901
127
17
P8901
128
18
P8901
129
12
P8901
122
OPTICAL 19
PICK UP P8901
123
20
P8901
124
10
P8901
125
11
P8901
121
14
P8901
120
15
132
P8901
134
5
Q8907 Q8602
P8901
DRIVE AMP 133
2
Q8906 Q8601
P8901
DRIVE AMP 135
6
P8901
7
Q8905
P8901
8
5 4
1 2 3
75
P8901
74
16
IC8204 (128M SDRAM)
21,
24-27,
SDRAM ADDRESS BUS
60-66
2,4,5,7,8,10,11,13,31,
33,34,36,37,39,40,42,
45,47,48,50,51,53,54,
SDRAM DATA BUS
56,74,76,77,79,80,82,
83,85
VCC +D3.3V
1,3,9,15,29,35,41,
43,49,55,75,81
IC8201
(16M FLASH MEMORY)
29
36
EXT ADT(0-15) EXT ADT(0-15),EXT ADR(16-20)
38
45
VCC 37 +D3.3V
IC8202 (LATCH)
12
LATCH
19
VCC
1
IC8203 (LATCH)
EXT ADR(16-20)
10
16
12
EXT ADR(0-15) LATCH
25
19
48
VCC
RF
DVD/CD DVD ERROR
SIGNAL
ECC
FORMATTER DECODER CORRECTION
PROCESS
VR-DVD
VR-CD
210,212,214,216,
217,219,220,
227-229,231,235
2,3,5,6,8-10,12,13,
184,185,187,188,
190-193,196,197,
199-201,203-205,247,
249,251-253,255-256
(36.864MHz/33.8688MHz)M CLOCK
2
17,19-22,25-28,31,
EXT ADR(0-7)
32,34-41,44,45
9
1,7,14,23,29,42,56,79,91,
171,182,189,195,202,218,
20 +D3.3V
226,233,240,250
15,67,98,186,213,
222,244
2 104,118,153,157,165
EXT ADR(8-15)
9
20 +D3.3V
R8044
DVD
LUMINANCE
LEVEL
162
TP8401
A
DAC 163 5
TP8402
B
DAC
164 3
TP8403
C
VIDEO VIDEO
DAC
158 8
I/F ENCODER
D TP8404
DAC 160 12
TP8405
E
DAC 161 14
A B C
V1 1.12Vp-p V1 0.74Vp-p V1 1.12Vp-p
0.5 V 20 µs 0.2 V 20 µs 0.5 V 20 µs
D E
V1 0.62Vp-p V1 0.62Vp-p
0.2 V 20 µs 0.2 V 20 µs
174
175
176
AUDIO
180
I/F
179
178
181
MD 51
MC
50
ML 55
L M
V1 1.63Vp-p V1 5.4Vp-p
1 V 20 ns 2 V 20 ns
N
V1 5.8Vp-p
2 V 20 ns
IC8003 (CLOCK GENERATOR)
L
54MHz CLOCK 170 3
M
CONTROL
33.8688MHz CLOCK 92 15 PLL1
LOGIC
N
PLL2
172 10
X'TAL
OSC
14 1,5,12 7 8
F SEL 52
36.864MHz
OSC
X8001
+D3.3V
VCC +D3.3V
Q8603
(+1.5V)VCC
IC8005
4
REG.
3 2
CONTROL
VCC +A3.3V
DATA(VIDEO/AUDIO) SIGNAL DVD VIDEO SIGNAL
IC8401 (VIDEO AMP/DRIVER)
VCC
6 SW+5V
VCC 11
6dB AMP DRIVER 30
LPF 6dB AMP DRIVER 25
LPF 6dB AMP DRIVER
32
LPF 6dB AMP DRIVER
22
LPF 6dB AMP DRIVER 19
LPF 6dB AMP DRIVER 17
F G
V1
2.2 Vp-p V1
Q8401 Q8403
BUFFER LPF BUFFER
Q8402 Q8404
1 V 20 µs 1 V
BUFFER LPF BUFFER
I J
NOT USED
V1 2.2 Vp-p V1
1 V 20 µs 0.5 V
IC8501 (AUDIO D/A CONVERTER) (WITHOUT 5.1CH AUDIO)
R-CH
3 DAC LPF 8
SERIAL DIGITAL
MODULATOR L-CH
1
I/F FILTER
2 DAC LPF 7
13
VCC 6 SW+5V
SERIAL
14
CONTROL
15
VCC
5 SW+3.3V
16
IC8502 (5.1ch AUDIO D/A CONVERTER)
R-CH
DAC LPF 20
L-CH
DAC LPF 16
DAC LPF 14
41
40
DAC LPF
13
31 DIGITAL
SERIAL
MODULATOR
FILTER
45
I/F
DAC LPF 12
46
47
DAC LPF 11
DAC LPF 10
DAC LPF
9
34 43 SW+3V
SERIAL
35
CONTROL
36 VCC SW+3V
38 18,22,24,26,28
O P Q R S
V1 3.0 Vp-p V1 3.0 Vp-p V1 1.8 Vp-p V1 1.8 Vp-p
1 V 2 ms 1 V 2 ms 1 V 2 ms 1 V 2 ms 1 V
PV-D4733S/PV-D4743/PV-D4743S/PV-D4743S-K
DVD AUDIO SIGNAL
F TP8407
P8401
DVD VIDEO
18
TP8406
G
P8401
DVD S-Y
9
TP8408
H
P8401
DVD S-C TO VIDEO
11
TP8409 BLOCK
I
P8401
DIAGRAM
DVD Y
20
J TP8410
P8401
DVD PB
22
TP8411
K
P8401
DVD PR
24
H
V1 1.5 Vp-p
2.2 Vp-p
0.5 V 20 µs
20 µs
K
1.15 Vp-p V1 1.15 Vp-p
20 µs 0.5 V 20 µs
IC8503
(OP AMP)
TP8520
P8401
DVD AUDIO
2 1
15 R-CH
P8401 DVD AUDIO
6 7
13 L-CH
+12V
TP8519
8
V1
5.72 Vp-p
+12V
2 V 0.2 ms
NOT USED
(WITH 5.1CH AUDIO) TO AUDIO
BLOCK
DIAGRAM
TP8513
O
P8401
FRONT L-CH
26
TP8514
P
P8401
FRONT R-CH
28
Q TP8515
P8401
SURROUND
30 L-CH
R TP8516
P8401
SURROUND
32 R-CH
TP8517
S
P8401
CENTER
34
TP8518
T
P8401 SUB
36 WOOFER
T
V1 1.8 Vp-p 0.8 Vp-p
V1
2 ms 1 V 2 ms
P8402
DIGITAL
10 AUDIO
DVD II BLOCK DIAGRAM