Block Diagram - Sony DVP-NS300 Training Manual

Figure 2-1 shows a block diagram of fifth generation DVD players. They have the following features:
•
New type of optical pickup unit. (CD or DVD laser selection not shown.)
•
All analog Driver functions input to one IC ("IF Con").
•
No External RAM for Syscon IC.
•
Block Noise Reduction IC.
•
ARP and Servo DSP is combined in one IC.
Base Unit
DVD/CD
PD IC
Focus
Coil
Tracking
Coil
INLIMIT
Sensor
M
SP_Motor
M
Sled Motor
M
Loading
Motor
Chuck Tray
Detect
)
Chapter 2 - Block Diagram
RF Amp
FLASH or OTP
Focus / Tracking
Coil Drive,
Spindle / Sled/
Loading Motor
EEPROM
Drive
SACD
DECODER
SW
Regulator
FIGURE 2-1 - BLOCK DIAGRAM
16MB 16/ 64MB
DRAM SDRAM
ARP
CDDOUT
Servo AV
CDData
DSP Decoder
CDBCK/LRCK
Parallel Bus
Syscon
SACD
BASS
Manag.
IF Con
10

2. Block Diagram

BNR
V,Y,C
SPDIF OUT
Audio
DSP
ND401
Receiver RC
FLD
Fn Key
Video Buffer
Audio
D/A
Converter