Sony DVP-NC875V Service Manual ▷ View online
DVP-NC875V
SECTION 3
BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
3-1
3-2
IC201
FOCUS
TRACKING
COIL DRIVE,
SPINDLE/SLED
/LOADING
MOTOR DRIVE
IC102
SYSTEM CONTROL
AV DECODER
SERVO DSP
RF AMP
IC103
EEPROM
IC301
8ch AUDIO D/A
CONVERTER
IC202/203/204
AUDIO AMP
J101
2ch AUDIO OUT
J201
5.1ch AUDIO OUT
CN203
DIGITAL OUT
COAXIAL OUT
J101
COMPOSITE OUT
J102
S-VIDEO OUT
J103
COMPONENT OUT
IC102
VIDEO AMP
IC201
AUDIO AMP
MB117 BOARD
IC104
SDRAM
IC101
Flash ROM
SPDIF
I2C
INLIMIT
SENSOR
SENSOR
FOCUS
COIL
COIL
TRACKING
COIL
COIL
SPINDLE
SW-10V
SW+5V
EVER+11V
MUTE+5V
AV087 BOARD
SLED
LOADING
SECOND
AR
Y
TRANS
FORMER
PRIMARY
IC403
TRAY Diver
PS401
EVER-10V
SW+8V
SW+5V
SW+3.3V
SW+5V
EVER+11V
EVER+5V
P-CONT
SW+3.3V
SW+8V
PS402
ND401
DISPLAY
IC408
RESET
IC501
IR
KEY
FUNCTION
IC401
REG
EVER+3.3V
KEY
FUNCTION
Notes:
MB117 mounted PWB must be replaced
if IC103(EEPROM) is damaged or not functioning.
The old MB118 mounted PWB must be completely
destroyed before disposal, as required by CPRM-key regulation.
TRAY
DETECT
DETECT
TRAY
DETECT
DETECT
ROTATE
M
M
M
M
BASE UNIT
SWITCHING
REGULATAR
REGULATAR
IF114 BAORD
TURN
TABLE
TABLE
IF115 BOARD
IF115 BOARD
IC404
IF MICON
DVP-NC875V
3-3
3-4
3-2. POWER (1) BLOCK DIAGRAM
10
1
2
2
11
10
2
5
IN
OUT
OUT
D403
Q403, 404
PS402
CN401
SW+5V
FL401
FILTER
FL402
PS401
Q401,
402
FILTER
FL403
FILTER
SW+3.5V
SW+8V
AC IN
CN101
F101
1
2
L101
LINE
LINE
FILTER
L102
LINE
LINE
FILTER
D101-104
IC101
SWITCHING
CONTROL
D107
L211
D211
L312
P311
Q611
VR301
P312
Q311
L312
D311
D311
L411
D411
PC101
PHOTO COUPLER
T101
IC611
SHUNT REG
D511
L512
Q211
IC612
SHVNT REG
3
EVER+11V
SW+8V
EVER+5V
EVER-10V
SW+5V
SW+5V
SW+3.5V
EVER+3.3V
POWER CONTROL
CN402
CN401
SW+5V
SW+3.5V
6
5
1
4
10
8
5
6
7
3
8
5
6
10
7
1
3
4
5
6
1
5
3
CN402
4
2
7
3
12
2
3
11
5
26
30
IC404
IF CON
PCONT
VKK
D403-D406
Q401,402
T401
DC/DC
CONVERTER
IC408
RESET
F1
F2
*N401
FLUORESCENT
INDICATOR TUBE
PONCHK
TURN
TABLE
DRIVER
IC403
GN201
EVER+3.3V
SW+3.5V
SW+5V
SW
-10V
SW
-8V
P-CONT
3.3V_MNT
SW-10V
MUTE+5V
SW+5V
EVER+11V
CN403
3.3V REG
IC401
MB-117 BOARD (4/4)
(SEE PAGE 4-13 to 4-14)
POWER BLOCK
(SRV1577UC)
(SRV1577UC)
(SEE PAGE 4-33 to 4-34)
IF-114 BOARD
(SEE PAGE 4-17 to 4-18)
9
3
3
4
D501
CN501
CN502
CN601
CN405
PROGRESSIVE
SW-423 BOARD
(SEE PAGE 4-21 to 4-22)
IF-114 BOARD
(SEE PAGE 4-17 to 4-18)
POWER (3)
(SEE PAGE 3-7 to 3-8)
IC408
REMOTE
COMMANDER
RECEIVER
D603
MULTI CHANNEL
D602
SACD
Q407, 410
Q406, 411
Q408, 409
DVP-NC875V
3-5
3-6
3-3. POWER (2) BLOCK DIAGRAM
1.8V REG
IC106
IC201
8CH
D/A CONVERTER
SW+5V
CN303
18
A+5V
SW+3.5V
SW+8V
IC201
MOTOR
DRIVER
FL101
FILTER
11
CN101
VCC
OPTICAL
DEVICE
IN LIMIT
SENSOR
LIMIT
CN201
4
IC104
64M SDRAM
IC108
RESET IC
FL108
FILTER
IC101
32M Flash
IC103
EEPROM
FL104
IC102
SYSTEM CONTROL
AV DECODER
SERVO DSP
RF AMP
FILTER
IC105
3.3V REG
IN
OUT
1
3
IN
OUT
5
4
IN
OUT
5
4
FL106
FILTER
FILTER
IC107
3.3V REG
FL107
RF1.8V
RF3.3V
POWER (3)
(SEE PAGE 3-7 to 3-8)
MB-117 BOARD (1/4, 2/4, 3/4)
(SEE PAGE 4-7 to 4-12)
DVP-NC875V
3-7
3-8
3-4. POWER (3) BLOCK DIAGRAM
POWER (1)
(SEE PAGE 3-3 to 3-4)
POWER (2)
(SEE PAGE 3-5 to 3-6)
7
L201
Q104
Q206
D201
Q104
IC101
L101
Q103
IN
2
3
OUT
-5V REG
6
5
3
MUTE+5V
EVER+11V
SW-10V
SW+5V
IC102
IC205
IC201
AUDIO AMP
IC202
5 CH FRONT
AUDIO AMP
IC203
5 CH REAR
AUDIO AMP
IC204
MUTE V
MUTE V
5 CH
CENTERWOOFER
AUDIO AMP
+5V REG
1
18
3
CN203
OPTICAL
DIGITAL
OUT
OPTICAL
DIGITAL OUT
VIDEO
AMP
VIN
VOUT
A+5V
AV-087 BOARD (1/2)
(SEE PAGE 4-27 to 4-28)
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