Sony DVP-NS50P Service Manual ▷ View online
DVP-NS50P
2-7. VISTA INTERNA
VISTA SUPERIOR
MS-203 MONTADA
Unidade Ótica
(KHM-310CAA/C2
(KHM-310CAA/C2
RP)
VISTA INFERIOR
2-5
DVP-NS50P
2-8. LOCALIZAÇÃO DAS PLACAS
Placa IF-124
Placa MV-045
(CPU, Servo-DSP, AVDEC,
DRIVE, VIDEO, AUDIO, POWER)
(CPU, Servo-DSP, AVDEC,
DRIVE, VIDEO, AUDIO, POWER)
Placa da fonte
(INTERFACE)
2-6E
2-6
DVP-NS50P
SEÇÃO 3
DIAGRAMA EM BLOCOS
DIAGRAMAS EM BLOCOS GERAL
.
3-1
IC408
IC102
FLASH
MEMORY
EEPROM
IC103
IC101
IC406
IC108
IC104
IC407
3.3V REGULATOR IC
VFD DRIVER
CIRCUIT
SDRAM
RESET IC
P-CONT
O/I POWER
TRANSFORMER
SECOND
AR
Y
PRIMAR
Y
SW+8V
SW+5V
SW+3.3V
EVER-10V
EVER+5V
EVER+11V
IC201
FOCUS
TRACKING COIL
DRIVE
SPINDLE/SLED
/LOADING
MOTOR DRIVE
IC401
J301
AUDIO/VIDEO OUTPUT
AUDIO LPF
IC304
VIDEO
BUFFER
DA
CONVERTER
MICROPROCESSOR
RF AMP
SERIAL BUS
IC404
ND401
IC406
IF
MICON
VFD
KEY
FUNCTION
SW
-10V
SWITCHING
REGULATOR
EVER +5V
IR RECEIVER
RESET IC
SPINDLE
MOTOR
MOTOR
SLED MOTOR
M
M
M
LOADING
MOTOR
MOTOR
CHUCK/TRAY
DETECT
OPTICAL DEVICE
DVD / CD
PDIC
FOCUS
COIL
TRACKING
COIL
BASE UNIT
SERVICE ASSY
KHM-310CAA/C2
KHM-310CAA/C2
RP
INLIMIT
SENSOR
LED
Vkk
EVER 3.3V
MV-045 BOARD
(SEE PAGE 3-5 to 3-13)
IF-124 BOARD
(SEE PAGE 3-14 to 3-15)
Notes:
MV-045 mounted PWB must be replaced if IC103
(EEPROM IC) is damaged or not functioning.
(EEPROM IC) is damaged or not functioning.
The old MV-045 mounted PWB must be completely
disposed.
disposed.
3-1
3-2
DVP-NS50P
3-2
DIAGRAMAS EM BLOCOS DA LINHA DE ALIMENTAÇÃO
T
ransf
ormer
PC101
Photo Coupler
IC611
Shunt Reg
L312
L512
D511
D311
L211
Q211
Q712
Q311
P.CONT
Q501
SW-10V
SW + 5V
SW + 3.3V
MUTE DRIVER
D401
Q401
AU-10V
Q416
+5V Reg
IC403
Audio Buffer
IC401/402
Motor
Driver
IC201
Driver
IC201
FLD
ND401
3.3 Reg IC
IC407
PROG LED
D401/407
DC-DC CONV
T101
VFD DRIVER CIRCUIT
FUNCTION
KEY
Reset IC
IC408
IR Receiver
IC406
IF MICON
IC404
Q401/402
CN106
CN401
11
CN109
IC404, 405
Optical Out
Optical Out
Audio DAC
IC406
Coaxial
Q411
RESET IC
IC108
FLASH ROM
IC102
EEPROM
IC103
SDRAM
IC104
1.8V Reg
IC110
3.3V Reg
IC 105/7
-5V Reg
IC303
Video Buffer
IC304
MTK IC
IC101
VCC OPTICAL
DEVICE
EVER + 5V
POWER
EVER-10V
SW+5V
SW+3.3V
EVER+5V
EVER+11V
AU+11V
SW+8V
CN501
CN201
Q611
L421
D411
D211
2 Line
fiters
Switching
IC &
Circuit
Bridge
Rectifier
Diode
F101
CN101
L101, L102
ACIN
1
2
T101
8
9
10
6
5
4
3
1
3
1
8
9
10
15 13 11
15 13 11
6
5
4
POWER BOARD
(SRV1501WW)
(SEE PAGE 4-21 to 4-28)
MV-045 BOARD
(SEE PAGE 4-5 to 4-16)
IF-124 BOARD
(SEE PAGE 4-17 to 4-20 )
3-3
3-4
The components identified by
mark or dotted line with mark
mark or dotted line with mark
are critical for safety.
Replace only with part
number specified.
number specified.
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