Block Diagrams; Overall Block Diagram - Sony DVP-NS30 Servise Manual

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3 7 6 3 1 5 1 5 0

3-1. OVERALL BLOCK DIAGRAM

SWITCHING
REGULATOR
T E
L 1 3 9 4 2 2 9 6 5 1 3
TRANSFORMER
O/I POWER
• Abbreviation
AEP : AE1, AE2,AE3 Models
UK : UK Model
RUS : Russian Model
w w w
Notes:
MV-045 mounted PWB must be replaced if IC103
(EEPROM IC) is damaged or not functioning.
.
The old MV-045 mounted PWB must be completely
disposed.
SECTION 3

BLOCK DIAGRAMS

KEY
LED
FUNCTION
VFD DRIVER
Vkk
CIRCUIT
IC404
EVER 3.3V
IF
IC407 MICON
3.3V REGULATOR IC
EVER +5V
EVER-10V
EVER+5V
SW+8V
SW+5V
SW+3.3V
EVER+11V
P-CONT
IC104
SDRAM
x a o
y
i
3-1
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8
ND401
IC406
VFD IR RECEIVER
IC408
RESET IC
IC102
IC103
FLASH
EEPROM
MEMORY
IC304
VIDEO
BUFFER
Q Q
3 7 6 3
SERIAL BUS
MICROPROCESSOR
IC406
DA
CONVERTER
IC108
IC101
RESET IC
RF AMP
u 1 6 3
.
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2 4
9 9 8
*Except DVP-NS52P
CNJ902
AUDIO/VIDEO OUTPUT
J302
IC901
VIDEO
BUFFER
BASE UNIT
SERVICE ASSY
DEVICE, OPTICAL
KHM-310CAA/C2RP
8-820-290-02
*Only for DVP-NS52P
AUDIO/VIDEO OUTPUT
J301
OPTICAL DEVICE
IC401
AUDIO LPF
1 5 1 5 0 8 9 2 4
IC201
FOCUS
TRACKING COIL
DRIVE
SPINDLE/SLED
/LOADING
MOTOR DRIVE
m
c o
3-2
DVP-NS30/NS32/NS33/NS52P
2
9 9
INLIMIT
SENSOR
DVD / CD
PDIC
FOCUS
COIL
9 8 2 9 9
TRACKING
COIL
SPINDLE
M
MOTOR
SLED MOTOR
M
LOADING
M
MOTOR
CHUCK/TRAY
DETECT