Emerson U40310001 Service Manual page 33

Digital Signal Process Block Diagram
IC102 (SDRAM)
22
26
SDRAM ADDRESS(0-11)
29
35
SDRAM
2
13
SDRAM DATA(0-15)
42
53
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(-) FROM DVD SYSTEM
FS(-) 19
CONTROL/SERVO
TS(+)
TS(+) 20
BLOCK DIAGRAM
TS(-)
TS(-) 17
PICK-UP
UNIT DVD MAIN CBA UNIT
1-10-11
IC101 (MICRO CONTROLLER)
217
SDRAM ADDRESS(0-11)
238
EXTERNAL
MEMORY
I/F
1
DECODER
18 ECC
I/F
SDRAM DATA(0-15)
252
256
115
114
117
DMA
116
RF
132 DVD/CD
SIGNAL
FORMATTER
131 PROCESS
CIRCUIT
134
133
BCU
129
130
INST.
ROM
32BIT
126
CPU
124
DATA
125
RAM
123
INTERRUPT WATCH DOG
TIMER
CONTROLLER TIMER
83 CD/DVD
DATA(VIDEO/AUDIO) SIGNAL VIDEO SIGNAL
DSP
DECODER
STREAM
I/F
I/O
PROCESSOR
UMAC
SERIAL
GENERAL
READ CPU
I/O
MEMORY I/F
INTERRUPT
CONTROLLER
TIMER
WATCH DOG
TIMER
REMOTE
CPU
CONTROL
I/F
BCU
DEBUG
192~212 23~51
DATA(AUDIO) SIGNAL
FOCUS SERVO SIGNAL
DATA
RAM
INST.
ROM
DATA
RAM
INST.
ROM
AUDIO
I/F
D/A
D/A
VIDEO NTSC/PAL
I/F ENCODER
D/A
D/A
32BIT CPU
INST DATA
RAM RAM
FADR (0-19)
FDQ (0-15)
1-10-12
TRACKING SERVO SIGNAL
SPDIF TO DVD
177
VIDEO
PCM-BCK
170
/AUDIO
PCM-DATA
BLOCK
171
PCM-LRCLK
DIAGRAM
169
Y VIDEO-Y
149
C VIDEO-C TO DVD
158
VIDEO
/AUDIO
VIDEO-Cr BLOCK
Cr
152
DIAGRAM
VIDEO-Cb
Cb
151
IC103 (FLASH ROM)
1
9
16
25
48
FLASH
ROM
29
36
38
45
H94X1BLD