Sony DVP-NS305 Service Manual page 2

Q Q
BLOCK DIAGRAMS
3 7 6 3 1 5 1 5 0
3-1. OVERALL BLOCK DIAGRAM
MB-103 BOARD
(SEE PAGE 4-15 to 4-28)
BASE UNIT
KHM-270AAA/J1RP
OPTICAL DEVICE
IC201
RF
DVD/CD
DVD/CD RF AMP,
PD IC
DIGITAL SERVO
FOCUS
COIL
TRACKING
COIL
T E
L 1 3 9 4 2 2 9 6 5 1 3 IC202
INLIMIT FOCUS/TRACKING
SENSOR COIL DRIVE,
SPINDLE/SLED/
LOADING
SPINDLE
M M
MOTOR DRIVE
MOTOR
SLED
M M
MOTOR
M001
M M
LOADING
MOTOR
S001
CHUCK/TRAY
DETECT
MS-81 BOARD
(SEE PAGE 4-17)
SWITCHING REGULATOR
(SRV1246JUC)
(SEE PAGE 4-37)
w w w
F101
2A
AC IN
100V 50/60Hz
.
SW801
POWER
16
SECTION 3
IC404
16M SDRAM
IC303
16M DRAM
IC403
AV DECODER
RF+ SDI 0 – 7
IC301
ARP,
SERVO DSP
CDDOUT, CDDATA,
CDBCK, CDLRCK
PARALLEL BUS
IC106
FLASH
MEMORY
IC104
SYSTEM
CONTROL
IC101
EEPROM
IC403
REG
D101-104
SWITCHING
x a o
y
REG
i
POWER
3-1
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8
AV-61 BOARD
(SEE PAGE 4-31 to 4-34)
V, Y, C
Y, Cb, Cr
SPDIF, ACH12,
ACH34, ACH56,
BCK, LRCK
SPDIF
Q Q
3 7 6 3
IC601
AUDIO
D/A CONVERTER
SERIAL BUS
REG
EVER+3.3V
SW+3.3V
+5V
u 1 6 3
SW+11V
EVER–13V
.
P CON
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DVP-NS305/NS310/NS315/NS405/NS410/NS415
2 4
9 9 8
J103
S VIDEO OUT
J104 (1/2)
VIDEO 2
IC102
VIDEO
BUFFER
CN103
D1 VIDEO
OUT
IC204
1 5 1 5 0 8 9 2 4
L
J101 (2/2)
IC201
AUDIO 2
AUDIO
AMP
R
ND401
FLUORESCENT
INDICATOR TUBE
IC404
m
IF COM
FUNCTION
c o
KEY
IF-89 BOARD
(SEE PAGE 4-9)
3-2
2
9 9
LINE OUT
VIDEO 1
J201
COAXIAL
DIGITAL
OUT
OPTICAL
9 8 2 9 9
LINE OUT
L
AUDIO 1
R