DOWNLOAD Sony DVP-NS425P Service Manual ↓ Size: 21.21 MB | Pages: 71 in PDF or view online for FREE

Model
DVP-NS425P
Pages
71
Size
21.21 MB
Type
PDF
Document
Service Manual
Brand
Device
DVD
File
dvp-ns425p.pdf
Date
PREV: Sony DVP-NS725P / HT-1750DP / HT-1800DP Service Manual

Sony DVP-NS425P Service Manual ▷ View online

DVP-NS425P
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
3-1
3-2
SWITCHING REGULATOR
AF-099 BOARD
(SEE PAGE 4-9 to 4-16)
MB-113 BOARD
(SEE PAGE 4-19 to 4-22)
BASE UNIT
SERVICE ASSY KHM-300AAA
MS-161 BOARD
(SEE PAGE 4-23 to 4-24)
SW-413 BOARD
(SEE PAGE 4-29 to 4-30)
IC474
AC IN
TRANSFORMER
EVER 15V
P-CONT
POWER
SECONDARY
PRIMARY
IC103
-5G REG
SW+3.3V
EVER +11V
SW+3.3V
RF1 IP
RF1 IN
SW-15.5V
SW+5V
SW+5V
EVER+3.3V
SW+8V
SW-5V
SW+8V
REG
IC206
64M SDRM
IC207
AUDIO
D/A CONVERTER
SERIAL BUS
EVER +3.3V
J104(1/2)
LINE
OUT
L
AUDIO
R
IC205
EEPROM
IC408
RESET
ND401
FLORESCEND
IN DICATOR
TUBE
IC820
REM
COM
RECEIVER
FUNCTION
KEY
IC201 (1/2)
AVDECODER
IC201 (2/2)
SYSTEM
CONTROL
RF
IC204
FLASH
MEMORY
OPTICAL DEVICE
DVD/CD
PD IC
FOCUS
COIL
TRACKING
COIL
INLIMIT
SENSOR
SPINDLE
MOTOR
SLED
MOTOR
IC101
FOCUS/TRACKING
COIL DRIVE,
SPINDLE/SLED
LOADING
MOTOR DRIVE
IC102
VIDEO
BUFFER
J103
J201
IC404
IF CON
CHUCK/TRAY
DETECT
S001
M
—
M001
LOADING
MOTOR
M
—
M
—
S.VIDEO OUT
J104(2/2)
VIDEO OUT
COMPONENT
VIDEO
OUTPUT
PARALLEL BUS
SP DIF
J102
Y
P
B
P
R
IC102 (1/2)
DVD/CD RF AMP
SERVO
ERROR
PROCESS
IC102 (2/2)
ARP
SERVO DSP
IC201
AUDIO
AMP
(SEE PAGE 4-29 to 4-30)
DVP-NS425P
3-2. SYSTEM CONTROL/SIGNAL PROCESSOR BLOCK DIAGRAM
RF/SERVO
XTALO
XTALI
103
215
200
216
105,107,119,110,112~114,121~124
MB-113 BOARD (1/6)
(SEE PAGE 4-21 to 4-22)
IC204
IC201
CXD9781R
MICROPROCESSOR
LSI
16M FLASH
IC206
64M SDRAM
RAO~RA11
22~40,40~41,43~45
AO~A20
78~81,83~86,93~96,98~101
RDO-RD15
31~34,30~39
HDO – HD7
CLK
INTERFACE 
CONTROL
XIFBSY
SCO
SOO
XIFCS
SIO
MTRST
187
186
X201
27MHz
RFIN
ADIN
RFIP
05
RF/SERVO
19
18
14
12
198
13
196
195
197
206
205
203
205
204
FMO
DMO
TROPENPWM
FOO
BDO
TRO
SDEN
SDATA
SCLK
RFLVL
FEI
TEI
PWMOVT2
CSO
RFIN
ADIN
RFIP
FMO
DMO
TROPENPWM
FOO
BDO
TRO
SDEN
SDATA
SCLK
LVL
FEO
TEO
DPDMUTE
CSO
90
RCS
104
CLE
116
DQM1
117
DQM2
59
10CS
58
10WR
57
100E
87
RWE
88
CAS
89
RAS
69
188
64
62
63
61
UP1_3
UP1_4
UP1_2
UP3_1
PRST
UP1_5
AUDIO
BICK
CRCK
MCLK
SPDIF
SDTI
CSN
VIDEO
154
68
153
149
151
148
ALRCK
ACLK
ABCK
ASDATAO
UP3_O
PDN
CCLK
CDTI
MAMUTE
158
177
179
176
168
166
164
170
172
173
175
ASDATA4
YUV7
HSYN
VSYN
YUV3/CVBS
YUV2/Y
YUV1/C
YUV4/G
YUV5/B
YUV6/R
BLANK
SPDIF
CN202
5
9
7
11
2
1
3
65
67
6
5
IC205
EEPROM
SCL
SDA
IC201      (CD)  
13
IC201   (CD)
14
14
203
IC201      (DVD)  
13
203
205
IC201   (DVD)
205
IC201     C/BAR PB
8
IC201     C/BAR PB
9
IC201
10
IC201
11
172
173
170
168
166
164
IC201     C/BAR PB
7
IC201     C/BAR PB
6
0.6Vp-p
38ns
1Vp-p
IC201
12
186
IC201          (DVD PLAY)
16
215 216
0.8Vp-p
50ns/div
IC201          (CD PLAY)
16
215 216
0.8Vp-p
200ns/div
63.5usec
1.4V
1.4V
1.4V
1.4V
0.6Vp-p
63.5usec
1Vp-p
63.5usec
0.7Vp-p
63.5us
1Vp-p
63.5usec
1Vp-p
63.5usec
3-3
3-4
DVP-NS425P
3-3. RF/SERVO BLOCK DIAGRAM
MB-113 BOARD (2/6)
(SEE PAGE 4-19 to 4-20)
(SEE PAGE 3-3)
(SEE PAGE 3-3)
BASE UNIT
KHM-300AAA
SLED
MOTOR
SPINDLE
MOTOR
CN104
9
12
3
48
37
36
35
34
29
30
27
28
16
13
10
15
4
1
FOO
D01-
D01+
D02-
D02+
D03+
D03-
D04+
D04-
25
24 D05-
D05+
125
126 LD02
LD01
123
124
111
110
MDI1
D05+
96
DVDFFIP
47 48
105
106
VREFO
DPDMUTE
SL+
SL-
SP+
SP-
TEO
FEO
LVL
CSO
DEFECT
SCLK
SDEN
SDATA
RFON
RFOP
SWO
PWMOVT2
TEI
FEI
RFLVL
CSO
BDO
SCLK
SDEN
SDATA
RFIN
RFIP
ADIN
DMO
FMO
TRO
TROPENPWM
18
19
20
21
62
58
59
7
6
77
56
23
SYSTEM
CONTROL
SIGNAL
PROCESSOR
SYSTEM
CONTROL
SIGNAL
PROCESSOR
IC101
FAN8036L
MOTOR DRIVER IC
IC102
CXD9780R
RF AMPLIFIER
IC102 6 (CD PB)
1
1
2
3
2
IC102 6 (DVD PB)
IC102 7 (CD PB)
IC102 7 (DVD PB)
IC102 qk  (CD PLAY)
IC102 wa  (DVD PLAY)
4
1.4V
1.4V
3
IC102 qk  (DVD PLAY)
1.4V
0.8Vp-p
1.1Vp-p
LDM-
LDM+
OCSW1
OKSW1
FCS+
FCS-
TRK-
TRK+
LD (650)
LD (780)
F
RF
E
PD
LOADING
MOTOR
CHUCK TRAY/
DETECT
FOCUS
COIL
TRACKING
COIL
DVD/CD
LD MODULE
3
4
2
1
CN101
4
5
1
2
DVD/CD
LD DRIVE
97~100
101~104
22
24
21
23
13
15
18
7
11
1
6
a
d
c
b
5
3
2
CN103
DVD/CD
PDIC
IC102 wa  (CD PLAY)
4
1.4V
0.8Vp-p
200ns/div
0.8Vp-p
50ns/div
0.8Vp-p
50ns/div
0.8Vp-p
200ns/div
IC102 oh (DVD PB)
5
IC102 oh (CD PB)
5
200nsec
100nsec
3-5
3-6
DVP-NS425P
3-7
3-8
3-4. AUDIO BLOCK DIAGRAM
3
12
5
6
3
2
11
10
9
16
15
2
4
1
6
5
7
8
16
17
15
21
23
22
20
24
10
9
11
5
3
4
6
2
L
R
7
1
(SEE PAGE 3-11)
MB-113 BOARD
(SEE PAGE 4-22)
SIGNAL PROCESSOR
SYSTEM CONTROL
SPDIF
ACH12
SDTI
IC207
IC201
D202
D201
Q202, 204, 205
MUTE DRIVE
BICK
LRCK
AOUTR 
MCLK
CSN
PDN
CCLK
CDTI
DZFR
DZFL
BCK
LRCK
512FS2CH
XDACS
XRST
SC1
SO1
MAMUTE
_
_
_
AOUTR +
AOUTL 
AOUTL 
ALT 
ALT+ 
SPDIF
CN202 
CN203 (2/2)
AUDIO AMP
_
ART 
ART+ 
LMUTE 
RMUTE 
MAMUTE 
AUDIO D/A CONVERTER
+
Q207
MUTE
Q208
MUTE
Q211
BUFFER
J201
J104
COAXIAL
LINE OUT
AUDIO
A MUTE
EVER +3.3V
EVER +8V
INTERFACE
CONTROL
AF-099 BOARD (2/4)
(SEE PAGE 4-11 to 4-12)
16
+
–
+
–
1.5Vp-p
40nsec
IC207 1 (DVD)
17
2ch DAC
(SEE PAGE 3-3)
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