Panasonic PVDM2092 - MONITOR/DVD COMBO, Руководство по обслуживанию

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10
DVD S-Y/Y
TO VIDEO
SIGNAL PATH
BLOCK DIAGRAM
DVD AUDIO SIGNAL
DVD VIDEO SIGNAL
P8002
9
DVD S-C/PR
P8002
7
DVD VIDEO
P8002
11
DVD
AUDIO L CH
DIGITAL
AUDIO OUT
(OPTICAL)
P8002
4
P8001
2
P1501
2
DVD
AUDIO R CH
DVD RESET(L)
DVD SERIAL
CLOCK
DVD SERIAL
DATA 0
DVD SERIAL
DATA 1
DVD READY(L)
HOST READY(L)
P8002
2
P8004
3 - 18
Q8201
BUFFER
Q8205
IC8200 (NTSC ENCODER)
IC8100 (64M SDRAM)
IC8401 (OP AMP)
JK1601
(OPTICAL
DRIVE)
IC8403 (AUDIO D/A CONVERTER)
IC8502 (BUFFER)
IC8301 (FLASH MEMORY)
IC8001 (EEPROM)
IC8000 (MPEG DECODER)
TRAVERSE UNIT
DVD UNIT DVD DECODER C.B.A.
POWER SUPPLY C.B.A.
BUFFER FILTER D/A SYNC MIX
BURST MIX
BURST MIX
RESET(L)
I
2
C
CONTROL
I 2 C
CONTROL
I
2
C SERIAL DATA
I 2 C SERIAL CLOCK
+5.0V
D/A
D/A
MATRIX
YUV
DECODER
YUV DATA
(8 BIT) HOST DATA
(16 BIT)
H SYNC
V SYNC
VIDEO
SIGNAL
PROCESS
MPEG-2
DECODER
SDRAM
DATA BUS
+3.6V
TP8100
+3.6V
1,3,9,14,27,43,49
SDRAM
ADDRESS
BUS
MEMORY ADDRESS BUS
TP8301
Q8000
IC8003
MEMORY DATA BUS
REG.
CONTROL
+3.6V
Q8202
BUFFER
Q8206
BUFFER FILTER
Q8200
BUFFER
Q8204
BUFFER FILTER
27
26
32
AUDIO
DECODER
RESET(L)
+5V
RISC
PROCESSOR
SERIAL
I/F
DVD READY(H)
27MHz CLOCK
CLOCK
2X PIXEL CLOCK
27MHz CLOCK
HOST READY(H)
D/A
AUDIO
I/F
MODE CONTROL CLOCK
MODE CONTROL LATCH
MODE CONTROL DATA
X8501
27MHz
OSC
RESET
F/F
DVD
DECODER HOST
I/F
OPTICAL
DISC
CONTROL DISC
SERVO
CONTROL
MOTOR
DRIVE
FRONT
END
PROCESSOR
OPTICAL
PICK-UP
TRAVERSE
MOTOR
SPINDLE
MOTOR
FOCUS
MOTOR
TRACKING
MOTOR
ERROR
CORRECTION
2
4
38
42
106
110
22-26, 29-35
53-58, 61-66 77-82,85-90,93-96
2,4,5,7,8,10,11,13,42,
44,45,47,48,50,51,53
122
128
131
137
140
141
113
115
44 23 24 22
15
16
7 6
1 2
TO AUDIO
SIGNAL PATH
BLOCK DIAGRAM
TO/FROM
SYSTEM CONTROL
BLOCK DIAGRAM
14
11
16
17
18
7
6
8
9
40
33
32
2 39
41 1
3
119
118
IC8002 (FLIP FLOP)
5
6
160
161
9
12
15
16
8
13
14
17
11
191
194
195
196
175
PLL
1
2 - 7, 10 -16,
19, 20,21,
204 - 207
178 - 182,
185 - 187
1 - 8, 16 - 25,
48
29,31,33,35,
38,40,42,44
2 1
6 5
10
12 13
11
4 3
3 2
P8003
7
P8003
10
P8003
1
P8003
9
P8003
3
P8003
6
24
169
168
167
162
166
49
116
105
TP8201
TP8200
TP8207
DVD PB
P8002
13
D/A
Q8207
BUFFER
Q8208
BUFFER FILTER 31
TP8209
TP8400
TP8401
TP8202
+3.6V
TP8006
SDRAM CLOCK
SDRAM
CLOCK
102
38
37
+5.0V
TP8002
4
2
3
IC8201
+3.6V
REG.
+5.0V
+5.0V
2
1
3
+3.6V
1,11,20,28,30
3,13,21
TP8208
TP8051
TP8022
8
+12V
+12V
TP8416
8
+3.6V +3.6V
14
+5.0V +5.0V
TP8007
20
TP8001
TP8005
TP8021
NOT USED
+5.0V
0.5 V 20 µs
V1 1.0 Vp-p
0.1 V 20 µs
V1
0.3 Vp-p
A F G
A
H
F
G
1 V
20 ns
V1
2.2 Vp-p
B
B
C
D
1 V
20 ns
V1 1.9 Vp-p
E
1 V
20 ns
V1
1.9 Vp-p
0.5 V 20 µs
V1
1.0 Vp-p
1 V 20 ns
V1 3.1 Vp-p
1 V
20 ns
V1
3.1 Vp-p
1 V
20 ns
V1 1.9 Vp-p
C
D
E
0.5 V 20 µs
V1 1.0 Vp-p
+3.6V
1,9,18,27,35,44,51,
59,68,75,83,92,99,
104,111,121,130,139,
148,157,164,172,183,
193,201
H
DVD
LUMINANCE
LEVEL
34
R8299
DVD BLOCK DIAGRAM
PV-DM2092/PV-DM2092-K DVD BLOCK DIAGRAM