Hitachi DV-P335E Manuel Technique page 41

6-2 Digital Signal Process Block Diagram
IC102 (SDRAM)
24
27
SDRAM ADDRESS(0-10)
60
66
SDRAM
2
13
31
SDRAM DATA(0-31)
56
74
85
CN201
C 6
D 7
A 8
DETECTOR
B 5
F 10
E 2
CD/DVD 9
CN201 Q253,Q254
CD-LD 12 AMP
DVD-LD 14 AMP
Q251,Q252
PD-MONI 13
GND(DVD-PD) 15
GND(CD-PD) 16
GND(LD) 11
1 3
CD DVD
6
4
IC201
(SW)
TS FS
CN201
FS(+)
FS(+) 18
FS(-)
FS(-) 19
TS(+)
TS(+) 20
TS(-)
TS(-) 17
PICK-UP
DVD MAIN CBA
UNIT
16
IC101 (MICRO CONTROLLER)
210
SDRAM ADDRESS(0-10)
235
EXTERNAL
2
MEMORY
I/F
13
184
ECC
SDRAM DATA(0-31)
205
247
256
124
125
122
123
RF
128 DVD/CD
SIGNAL
FORMATTER
PROCESS
129
CIRCUIT
126
127
131
130
INST.
ROM
135 32BIT
CPU
133
DATA
132
ROM
134
INTERRUPT WATCH DOG
TIMER
CONTROLLER TIMER
CD/DVD
78
FROM SYSTEM
CONTROL/SERVO
BLOCK DIAGRAM
DATA(VIDEO/AUDIO) SIGNAL VIDEO SIGNAL
DSP
DECODER
DECODER STREAM
I/F I/F
PIXEL
OPERATION
DMA
I/O
PROCESSOR
UMAC
BCU
READ CPU
MEMORY I/F
CPU
I/F
BCU
DEBUG
EXADT (0-15), EXADR (16-19)
EXADT (0-15), EXADR (16-19)
2
EXADT (0-7)
9
2
EXADT (8-15)
9
DATA(AUDIO) SIGNAL
FOCUS SERVO SIGNAL
DATA
ROM
INST.
ROM
DATA
ROM
INST.
ROM
DATA
ROM
INST.
ROM
AUDIO
I/F
SERIAL
GENERAL
I/O
INTERRUPT
CONTROLLER
TIMER
VIDEO NTSC/PAL
WATCH DOG
I/F ENCODER
TIMER
32BIT CPU
INST DATA
CACHE CACHE
IC105 (LATCH)
12
D TYPE
EXADR (0-7)
LATCH
19
IC104 (LATCH)
12
D TYPE
EXADR (8-15)
LATCH
19
TRACKING SERVO SIGNAL
SPDIF
181
TO VIDEO
PCM-BCK
175
/AUDIO
PCM-DATA0
BLOCK
176
PCM-LRCLK
DIAGRAM
174
G VIDEO-G
D/A 158
VIDEO-C
C
D/A 164
TO VIDEO
R VIDEO-R
/AUDIO
D/A 161
BLOCK
DIAGRAM
B VIDEO-B
D/A 160
Y VIDEO-Y
D/A 163
IC103 (FLASH ROM)
29
36
EXADT (0-15)
38
45
FLASH
ROM
1
EXADR (16-19)
9
16
25
EXADR (0-15)
48