Sony DVP-F250 Service Manual ▷ View online
2-7
2-10.INTERNAL VIEW
DC motor
1-763-967-11
1-763-967-11
Optical device
(KHM-290AAA)
A-6061-908-A
(KHM-290AAA)
A-6061-908-A
TOP VIEW
BOTTOM VIEW
2-8E
2-11.CIRCUIT BOARDS LOCATION
Swithcing regulator
FR-205 board
IR-049 board
MB-108 board
AV-079 board
MS-128 board
DVP-F250
SECTION 3
BLOCK DIAGRAMS
3-1. RF/SYSCON BLOCK DIAGRAM
3-1
3-2
X101
16.5MHz
+1.8V
IC104
+3.3V
SI0
SYSTEM
CONTRL
SO0
SC0
XIFCS
XIFBUSY
XFRRST
AV-79 BOARD
I/F CONT BLOCK
16
22
32M
FLASH
IC106
16
+3.3V
22
CE
WE
OE
1M
SRAM
IC108
16
+3.3V
UB
OE
CS
WE
LB
XWRH
(AEP,UK,HK,SP
MODEL ONLY)
MODEL ONLY)
(AEP,UK,HK,SP MODEL)
XRD
ARP
HD0-15
HA0-21
HA0-7
HD8-15
SDI0-7
DACK0
DACK1
EEPROM
IC101
+3.3V
WP
CD DOUT
SDCK
SDEF
XSHD
XSAK
XSRQ
CD DATA/EMU1
CD BCK/EMU0
16M
DRAM
IC303
+3.3V
16
8
WE
RAS
XCAS
TDIKT
CD LRCK/TDOKT
TCK
TMS
XFR RST
IC403
AV
DECODER
16M
SDRAM
IC404
ADDT0-15
HD0-15
HA1-21
Y
C
COMP
Y/G
CB/R
CR/B
ADA0-11
+3.3V
7
16M
SDRAM
IC405
+3.3V
X102
27MHz
PLL
IC103
+3.3V
48/44.1k
27M AVD
33MARP
512FS AVD
512FS 2CH
XAVDIT
DREQ0
DREQ1
XFR RST
XRST
2CH
D/A CONV.
IC601
+3.3V
REG
IC402
+5V
+1.8V
REG
IC401
+3.3V
+1.8V
ACH12
LRCK
BCK
SPDIF
AU+5V
ALT+
ALT-
ART+
SO1
SC1
AV-79 BOARD
VIDEO/AUDIO
BLOCK
IC201
DVD LD
DRIVE
MB-108
BOARD (1/2)
DVD/CD
RF AMP
RF AMP
SERVO ERR
PROC
SERVO
DSP
BASE UNIT
KHM-270AAA/SIRVICE ASS'Y
OPTICAL DEVICE
DVD/CD
PDIC
+5V
VC
A-D
RF
E,F
4
2
TE
+5V
DVD/CD
LD MODULE
DVD LD
PD
Q201
CD LD
DRIVE
DRIVE
CD LD
Q202
VR
FOCUS
COIL
TRACKING
COIL
IN LIMIT
SENSOR
SENSOR
FSC +/-
2
2
TRK +/-
+3.3V
IC202
COIL/MOTOR
DRIVE
+11V
+5V
2
SPM +/-
4
SLA +/-
SLB +/-
SLB +/-
M
M
SPINDLE
MOTOR
SLED
MOTOR
2
LDM +/-
M
LOADING
MOTOR
MS-128 BOARD
CHUCK/TRAY
DETECT
S001
CK SW1
OC SW1
+3.3V
REG
IC402
+5V
IC301
(1/2)
FE
PI
SS CK
SS RD
SS WR
SIG DET
SS DFCTI
SS MON
XLDON
RF+
+3.3V
+1.8V
TSD
FDRV +/-
2
TDRV +/-
2
MDSO/SLDB
2
SLDA/SLDB
2
LMP/LMM
2
XARPIT
XSDPIT
XWAIT
IC301
(2/2)
ART-
IN LIM
WIDE
DVP-F250
3-3
3-4E
3-2. VIDEO/AUDIO BLOCK DIAGRAM
MB-108 BOARD (2/2)
COMP
WIDE
Y
C
WIDE
SW
Y/G
CB/R
CR/B
Y/G
CB/R
CR/B
Y/G
Y
Cb/R,Cb/B
Cr/B,Cr/R
V
C
VIDEO
AMP
IC102
AV-079 BOARD
SW-8V
-5V
REG
IC103
SW+5V
G
Y
C
G
J102
COMPONENT
VIDEO/AUDIO OUT
Y
V
Cr
Cb
R
L
SW
Q201,203
Q104,105
J103
S VIDEO
OUT
IC204
DIGITAL
OUT
+5V
J201
COAXIAL
OUT
5
6
7
3
2
1
IC201
AU+11V
SW
Q216
SW-8V
+5V
REG
-8V
+5V
+11V
IC203
ALT-
ALT+
ART-
ART+
SPDIF
MB-108 B0ARD
SYSCON BLOCK
I/F
CONTROL
IC404
RESET
IC408
EVER+3.3V
SI0
SO0
SC0
XIFCS
XIFBUSY
XFRRSR
MB-108 B0ARD
SYSCON BLOCK
X401
8MHz
DATA
SCK
STB
IR
AD1
O/C
POWER
IR-049 BOARD
REMOTE
COMMANDER
RECEIVER
IC151
EVER+3.3V
S152,154
S156,157
S156,157
FUNCTION
KEY
S151,153,155
FUNCTION
KEY
Q406
LED
DRIVE
Q404
LED
DRIVE
LED1
LED2
FR-205 BOARD
ND101
LCD
DISPLAY
SW+3.3V
EVER+5V
LED101,102
LED103,104
SWITCHING
REGULATOR
D221
AC IN
F101
LINE
FILTER
L101
100V : J1 L101
110-240V : OTHER
L1O1,102
110-240V : OTHER
L1O1,102
D101
SWITCH
IC101
POWER
TRANSEORMER
T101
D211
D311
L311
L221
P311
D611
L611
P611
D511
Q311
Q611
Q221
Q511
L511
P20
P CONT
Q21
PHOTO
COUPLER
PC101
SHUNT
REG
IC301
EVER+11V
SW+11V
EVER+5V
SW+3.3V
SW-8V
P CONT
SW+5V
Y
VIDEO
Cr
Cb
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