46
DV-515
7.3 BLOCK DIAGRAM
Spindle Motor
TA
FA
Slider
IC101
RF IC
IC352
BA5982FP
IC251
BA6195FP
RF
RF
LA9701M
VCO
A/D
CONV.
Sync
Demod
Spindle control
ECC &
ID Reg.
Sub-CPU
I/F
DRAM I/F
(bus arbitor)
CPU
I/F
DMA
CD-ROM Sync gen.
Sub-code Buffer
VBR Buffer
4M bit DRAM
SREO
Program Stream
XSACK
27
16
PCM DATA,
DOUT
27M
16/36M
PCM DATA
Loading
Motor
Mechanism
sense SW
System CPU
(32 bit RISC)
ROM
RAM
SREO
XSACK
PCM DATA
CONT
OPTICAL
OUT
SR IN
AC-3/PCM D-OUT
COAXIAL
OUT
VIDEO OUT
SELECT
System
CPU
From
DVDM
ASSY
From
DVDM
ASSY
VIDEO
OUT
SELECT
NTSC PAL
AUTO SELECT
CPU
I/F
S VIDEO
OUT
COMPOSITE
VIDEO
OUT
L-OUT
R-OUT
DVD/V-CD
AV Decoder
DVDM ASSY
FLKY ASSY
AVJB
ASSY
LPF
PWM
FG
FG
IC352 (4/4)
16
TE
FG
TRKG DRV
FOCS DRV
SLD DRV
SPDL DRV
FE
FL CONTROL
UCOM
CLOCK
GEN.
JA101
GP1F32T
L101
PTL1003
IC401
AUDIO DAC
PE8001A
IC101
VIDEO AMP
& DRIVER
LA7135M
IC201
Virtual Dolby
PD2058A
SYSTEM
Decoder
(DMUX)
AV Sync
controller
MPEG2
Video
Decoder
Sub-
picture
Decoder
GUI
Memory Controller
16M bit SDRAM
CODE Buffer
(Video, Audio, Sub-picture,GUI)
MIX
AC3/MPEG1
Audio Decoder
Copy
Guard
NTSC
/PAL
encode
DAC
DAC
DAC
S/PDIF
LSI-11
IC802
MB811171622A-100FN
IC604
TC551001BFL-85
IC603
VYW1606
IC601
PD3381A
IC701
PD4833A
IC301
TLC5540INS
IC201
SERVO DSP
LC78651W
IC501
MECHANISM
CONTROL
PE5012A
IC702
HM514800CJ-7
IC101
PE5018B
IC901
CY2081SL-638
IC501
NJM4556AM
IC801
MB86371C
(MPEG2 Decoder)