Panasonic PV-DF2700-K Service Manual page 394

Tv/dvd/vcr combination
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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
11
DVD DECODER C.B.A.
IC8100 (16M SDRAM)
TP8100
+3.6V
+3.6V
1,7,13,25,38,44
SDRAM CLOCK
2,3,5,6,8,9,11,12,39,40,
42,43,45,46,48,49
35
19-24, 27 -32
V1
2.2 Vp-p
TP8006
1 V
20 ns
IC8000 (NTSC DECODER)
102
53-58, 61-66
77-82,85-90,93-96
SDRAM
CLOCK
122
HOST DATA
128
(16 BIT)
HOST
DVD
ERROR
P8004
131
I/F
DECODER
CORRECTION
3 - 18
137
140
141
IC8301 (FLASH MEMORY)
MEMORY ADDRESS BUS
1 - 6, 9 - 20,
31
MEMORY DATA BUS
21 - 23,
25 - 29
TP8301
+5V
8
+5.0V
V1
5.2 Vp-p
E
2 V
20 ns
TP8002
Q8000
+5.0V
IC8003
1
4
REG.
5
CONTROL
3
IC8101 (16M SDRAM)
+3.6V
1,7,13,25,38,44
SDRAM CLOCK
2,3,5,6,8,9,11,12,39,40,
42,43,45,46,48,49
35
19-24, 27 -32
SDRAM ADDRESS BUS
IC8200 (NTSC ENCODER)
SDRAM DATA BUS
106
2
YUV DATA
VIDEO
MPEG-2
110
(8 BIT)
4
YUV
SIGNAL
113
38
DECODER
DECODER
PROCESS
115
42
H SYNC
119
15
V SYNC
118
16
RESET(L)
24
I
2
C
160
CONTROL
161
41
IC8303 (RESET)
RESET
1
2
40
AUDIO
33
DECODER
32
39
IC8002 (FLIP FLOP)
2 - 7, 10 -16,
191
8
19, 20,21,
204 - 207
RISC
194
13
F/F
PROCESSOR
195
14
178 - 182,
185 - 187
196
17
+3.6V
11
CLOCK
175
C
27MHz CLOCK
105
F
D
2X PIXEL CLOCK
116
G
E
27MHz CLOCK
49
+3.6V
169
1,9,18,27,35,44,51,
59,68,75,83,92,99,
SERIAL
168
104,111,121,130,139,
I/F
148,157,164,172,183,
193,201
167
DVD BUSY(L)
162
DVD CS(L)
166
DVD VIDEO SIGNAL
TP8208
Q8203
IC8201
1
REG.
4
5
CONTROL
3
V1
1.0 Vp-p
+3.6V
1,11,20,28,30
TP8201
0.5 V
20 µs
Q8205
Q8201
SYNC MIX
D/A
27
BUFFER
FILTER
BUFFER
A
TP8202
Q8206
Q8202
MATRIX
BURST MIX
D/A
26
BUFFER
FILTER
BUFFER
TP8200
Q8204
Q8200
BURST MIX
D/A
BUFFER
FILTER
BUFFER
31
V1
0.3 Vp-p
V1
I
2
C
CONTROL
A
RESET(L)
0.1 V
20 µs
0.5 V
TP8207
22
23
24
44
B
IC8001 (EEPROM)
POWER SUPPLY C.B.A.
I
2
C SERIAL DATA
5
I
2
C SERIAL CLOCK
6
TP8051
IC4751
(OPTICAL DRIVE)
+5V
8
P8001
P1501
3
2
2
V1 5.2 Vp-p
+5V
B
2 V
20 ns
IC8403 (AUDIO D/A CONVERTER)
IC8401 (OP AMP)
TP8400
16
14
6
7
AUDIO
D/A
TP8401
17
I/F
18
11
2
1
+12V
2
PLL
1
TP8022
8
3,13,21
+5.0V
+5.0V
+12V
9
7
MODE CONTROL CLOCK
V1 5.2 Vp-p
MODE CONTROL LATCH
TP8416
12
6
15
8
MODE CONTROL DATA
20 ns
2 V
RESET
16
9
D
IC8502 (BUFFER)
+5.0V
20
+3.6V
+3.6V
V1
5.2 Vp-p
V1
5.2 Vp-p
14
X8501
C
27MHz
8
9
3
OSC
2 V
20 ns
TP8007
2 V
20 ns
3
2
TP8001
6
5
TP8005
11
12
TP8021
DVD AUDIO SIGNAL
+5.0V
DVD
P8002
LUMINANCE
9
TO
DVD
P8002
VIDEO SELECTOR
CHROMINANCE
7
BLOCK DIAGRAM
DVD
P8002
VIDEO
11
1 Vp-p
20 µs
DIGITAL AUDIO OUT
(OPTICAL)
1
DVD
P8002
AUDIO L CH
4
TO
Hi-Fi AUDIO
SIGNAL PATH
DVD
P8002
BLOCK DIAGRAM
AUDIO R CH
2
2
P8003
DVD RESET(L)
1
P8003
SERIAL CLOCK
3
TO/FROM
P8003
SERIAL DATA 0
SYSTEM CONTROL
6
BLOCK DIAGRAM
P8003
SERIAL DATA 1
7
P8003
DVD BUSY(L)
10
P8003
DVD CS(L)
9

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