Panasonic AG-527DVDE Service Manual page 298

Tv/dvd/vcr combination
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DVD BLOCK DIAGRAM
DVD UNIT
TRAVERSE UNIT
FRONT
OPTICAL
END
PICK-UP
PROCESSOR
DISC
OPTICAL
TRAVERSE
SERVO
DISC
MOTOR
CONTROL
CONTROL
SPINDLE
MOTOR
MOTOR
DRIVE
FOCUS
MOTOR
TRACKING
MOTOR
DVD DECODER C.B.A.
IC8100 (64M SDRAM)
TP8100
+3.6V
+3.6V
1,3,9,14,27,43,49
SDRAM CLOCK
2,4,5,7,8,10,11,13,42,
44,45,47,48,50,51,53
38
22-26, 29-35
V1
3.1 Vp-p
TP8006
SDRAM
ADDRESS
1 V
20 ns
BUS
IC8000 (MPEG DECODER)
102
53-58, 61-66
77-82,85-90,93-96
SDRAM
CLOCK
122
HOST DATA
128
(16 BIT)
P8004
HOST
DVD
ERROR
131
I/F
DECODER
CORRECTION
3 - 18
137
140
141
IC8301 (FLASH MEMORY)
MEMORY ADDRESS BUS
1 - 8, 16 - 25,
48
MEMORY DATA BUS
29,31,33,35,
38,40,42,44
TP8301
+3.6V
+3.6V
37
V1
1.9 Vp-p
E
1 V
20 ns
TP8002
Q8000
+5.0V
IC8003
4
REG.
2
3
CONTROL
A
F
V1
0.3 Vp-p
V1
1.0 Vp-p
0.1 V
20 µs
0.5 V
20 µs
SDRAM
IC8200 (NTSC ENCODER)
DATA BUS
106
2
YUV DATA
VIDEO
(8 BIT)
MPEG-2
110
4
YUV
SIGNAL
DECODER
113
38
DECODER
PROCESS
115
42
H SYNC
119
15
V SYNC
118
16
RESET(L)
24
2
160
I
C
CONTROL
161
41
40
AUDIO
33
DECODER
32
39
IC8002 (FLIP FLOP)
2 - 7, 10 -16,
191
8
19, 20,21,
RISC
204 - 207
194
13
F/F
PROCESSOR
195
14
178 - 182,
185 - 187
196
17
+5.0V
11
CLOCK
175
C
27MHz CLOCK
105
D
116
2X PIXEL CLOCK
E
27MHz CLOCK
49
+3.6V
169
1,9,18,27,35,44,51,
59,68,75,83,92,99,
SERIAL
104,111,121,130,139,
168
I/F
148,157,164,172,183,
193,201
167
DVD READY(H)
162
HOST READY(H)
166
DVD VIDEO SIGNAL
DVD AUDIO SIGNAL
G
H
V1
1.0 Vp-p
V1
1.0 Vp-p
IC8201
TP8208
+3.6V
3
2
+5.0V
0.5 V
20 µs
0.5 V
20 µs
REG.
1
DVD
LUMINANCE
+3.6V
1,11,20,28,30
R8299
LEVEL
34
H
TP8201
Q8205
Q8201
SYNC MIX
D/A
27
BUFFER
FILTER
BUFFER
A
TP8202
Q8206
Q8202
MATRIX
BURST MIX
D/A
26
BUFFER
FILTER
BUFFER
F
TP8200
Q8204
Q8200
BURST MIX
D/A
32
BUFFER
FILTER
BUFFER
G
NOT USED
Q8208
Q8207
2
I
C
D/A
31
BUFFER
FILTER
BUFFER
CONTROL
RESET(L)
TP8207
22
23
24
44
B
IC8001 (EEPROM)
POWER SUPPLY C.B.A.
I
2
C SERIAL DATA
J1602
5
2
6
I
C SERIAL CLOCK
TP8051
+5V
+5.0V
IC1602
8
P8001
P1501
6
2
2
B
V1 2.2 Vp-p
NOT USED
1 V
20 ns
IC8403 (AUDIO D/A CONVERTER)
IC8401 (OP AMP)
TP8400
16
14
6
7
AUDIO
17
D/A
TP8401
I/F
18
11
2
1
+12V
2
PLL
1
TP8022
8
3,13,21
+5.0V
+5.0V
+12V
MODE CONTROL CLOCK
V1
9
7
3.1 Vp-p
MODE CONTROL LATCH
TP8416
12
6
MODE CONTROL DATA
15
8
1 V
20 ns
16
9
RESET
D
IC8502 (BUFFER)
+3.6V
14
+3.6V
20
+5.0V
V1
1.9 Vp-p
V1
1.9 Vp-p
12
13
X8501
C
27MHz
10
11
3
OSC
20 ns
TP8007
1 V
1 V
20 ns
2
1
TP8001
6
5
TP8005
4
3
TP8021
P8002
DVD S-Y/Y
9
P8002
DVD S-C/PR
7
TO VIDEO
SIGNAL PATH
BLOCK DIAGRAM
P8002
DVD VIDEO
11
TP8209
P8002
DVD PB
13
IC4751
(OPTICAL
DRIVE)
DIGITAL
2
3
AUDIO OUT
(OPTICAL)
1
DVD
P8002
AUDIO L CH
4
TO AUDIO
SIGNAL PATH
DVD
BLOCK DIAGRAM
P8002
AUDIO R CH
2
2
P8003
DVD RESET(L)
1
P8003
DVD SERIAL
3
CLOCK
TO/FROM
P8003
DVD SERIAL
SYSTEM CONTROL
6
DATA 0
BLOCK DIAGRAM
P8003
DVD SERIAL
7
DATA 1
P8003
DVD READY(L)
10
P8003
HOST READY(L)
9
AG-527DVDE DVD BLOCK DIAGRAM

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