NAD T531B - RF;CD DSP;DVD DSP;DVD Servo Block Diagram

3-15
IC2A1
33P3721
RF Signal
Processor
IC206
DVDSP-3301
CD/DVD DSP
DVD SERVO
IC205
DRAM
256K x 16bit
IC2M1
FAN8727
SpindleMotor,LoadingMotor,
Actuator Driver
PICK UP
DVD:A,B,C,D,
FE,TE,PI,SBADD
SENS,FOK,SLD_FG, MSDATO,DEFECT,DSP_SENSE SQSO,SQCK,SCOR XLAT,S_CLK,S_DATA DSP_CS,/WR,/RD
DO[0:7] AO[0:5] DVD_DATA[0:7]
MCK
UCOM I/F
MPEG I/F
UCOM I/F
M/D
DVD/CD RF
MIRR,TZC
ICADDR[0:8]
ICDATA[00:15]
MON,MDP
FDO,TDO,FMO
Spindle
focus,tracking,loading,sled
SPINDLE_FG Load open/close(loading control)
CD:A,B,C,D/E,F
4
4
5 3 3 3 8 6 8 8
2
4
9
16
NAD
3. RF/CD DSP/DVD DSP/DVD SERVO Block Diagram