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DVP-NS355/NS501P/NS507P/NS525P/NS575P/NS585P
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
3-1 3-2
IC404
IC204
FLASH
MEMORY
EEPROM
IC205
IC201
IC207
IC102
IC206
IC774
REG
SDRAM
P-CONT
O/I POWER
TRANSFORMER
SECONDARY
PRIMARY
SW+8V
SW+5V
SW+3.3V
EVER-10V
MV-044
EVER+5V
EVER+11V
SERVO DSP
FR AMP
IC101
FOCUS
TRACKING COIL
DRIVE
SPINDLE/SLED
/LOADING
MOTOR DRIVE
IC601
J501
AUDIO/VIDEO OUTPUT
AUDIO LPF
IC502/504
VIDEO
BUFFER
DA
CONVERTER
SYSTEM CONTROL
AV DECODER
SERIAL BUS
IC404
ND401
IC406
IF
MICON
VFD
KEY
FUNCTION
SW-10V
SWITCHING
REGULATOR
EVER+3.3V
IF-112
IR RECEIVER
RESET IC
SPINDLE
MOTOR
SLED MOTOR
M
M
M
LOADING
MOTOR
CHUCK/TRAY
DETECT
OPTICAL DEVICE
DVD / CD
PDIC
FOCUS
COIL
TRACKING
COIL
BASE UNIT
SERVIC ASSY
KHM-310AAA
INLIMIT
SENSOR
Notes:
MV-44 mounted PWB must be replaced if IC205
(EEPROM IC) is damaged or not functioning.
The old MV-44 mounted PWB must be completely
disposed.