Block Diagrams; Overall Block Diagram - Sony DVP-NS38 Service Manual

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3 7 6 3 1 5 1 5 0

BLOCK DIAGRAMS

3-1. OVERALL BLOCK DIAGRAM

SWITCHING REGULATOR
SRV1872WW
(DVP-NS28/NS38/NS39/NS57P:
EXCEPT US,MX/NS67P:EXCEPT CND)
SRV1873UC
(DVP-NS47P/NS57P:US,MX/NS64P/
NS67P:CND)
!
T E
L 1 3 9 4 2 2 9 6 5 1 3
TRANSFORMER
• Abbreviation
AR : Argentina Model
AUS : Australia/NZ Model
BR : Brazilian Model
CND : Canadian Model
E : Latin America Model
EA : Saudi Arabia Model
IN : India Model
IR : Iran Model O/I POWER
KR : Korea Model
ME2 : Middle East Model
ME5 : PAK,MOR Model
MX : Mexican Model
MY : Malaysian Model
PX : PX Model
RUS : Russian Model
SP : Singapore Model
TH : Thailand Model
TW : Taiwan Model
VN: Vietnam Model
w w w
.
Notes:
MV-52/MV-53/MV-54 BOARD must be replaced if
IC103 (EEPROM IC) is damaged or not functioning.
The old MV-52/MV-53/MV-54 BOARD must be completely disposed.
SECTION 3
KEY
FUNCTION
VFD DRIVER
Vkk
CIRCUIT
EVER 3.3V
IC407
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
IC404
IF
MICON
IC408
RESET IC
(DVP-NS28/NS38/NS39 ONLY)
Q402
MUTE DRIVER
IC304
IC102
IC103
VIDEO
FLASH BUFFER
EEPROM
MEMORY
Q Q
(DVP-NS28/NS38: RUS ONLY)
3 7 6 3
IC305
VIDEO
BUFFER
SERIAL BUS
MICROPROCESSOR
IC108
IC101
RESET IC
RF AMP
IC405
Optical out
(NS-67P: BR,AR,SP,
TW,ME2,AUS,IN,EA)
u 1 6 3
.
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DVP-NS28/NS38/NS39/NS47P/NS57P/NS64P/NS67P
2 4
9 9 8
(DVP-NS67P/NS64P/NS57/NS47P)
J301
AUDIO/VIDEO
OUTPUT
(DVP-NS28/NS38: RUS ONLY)
CN301 J401
AUDIO/VIDEO AUDIO/VIDEO
OUTPUT OUTPUT
1 5 1 5 0 8 9 2 4
IC401
AUDIO AMP
IC201
FOCUS
TRACKING COIL
DRIVE
SPINDLE/SLED
/LOADING
MOTOR DRIVE
D402
MUTE DRIVER
J301 J402 J401
Coaxial out Coaxial out Coaxial out
MV-53 (DVP-NS28/NS38: RUS ONLY)
(DVP-NS38: AEP/
m
NS39: AEP)
c o
3-2
2
9 9
BASE UNIT
(DEVICE, OPTICAL
KHM-313CAA/C2RP)
INLIMIT
SENSOR
DVD/CD
PDIC
9 8 2 9 9
FOCUS
COIL
TRACKING
COIL
SPINDLE
M
MOTOR
M
SLED MOTOR
LOADING
M
MOTOR
CHUCK/TRAY
DETECT
The components identified by
mark or dotted line with mark
are critical for safety.
Replace only with part number
specified.