Sony DVP-NS975V Service Manual ▷ View online
2-6
DVP-NS975V
2-9. INTERNAL VIEWS
MS-203 MOUNT
Optical Device
(KHM-310
(KHM-310
AAA)
TOP VIEW
BOTTOM VIEW
2-7
DVP-NS975V
2-10. CIRCUIT BOARDS LOCATION
Power board
PL-035 board
(POWER SWITCH)
(POWER SWITCH)
IF-115 board
(INTERFACE)
(INTERFACE)
AV-086 board
(VIDEO, AUDIO)
(VIDEO, AUDIO)
MB-118 board
(SYSTEM, SERVO, 8ch DAC,
PS-TROUGH, PROGE, HDMI)
(SYSTEM, SERVO, 8ch DAC,
PS-TROUGH, PROGE, HDMI)
DVP-NS975V
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
IC503
IP
CONVERTER
IC502
SDRAM
IC507
SCALER
480P/720P
480i:8bit:27MHz
480P:20bit:27MHz
480i/1080i
IC601
8bit CPU
IC301
8ch AUDIO D/A
CONVERTER
IC506
VIDEO D/A
CONVERTER
IC602
HDMI
TRANSMIT
CN601
HDMI OUT
IC201/202/203
AUDIO AMP
J101
2ch AUDIO OUT
J201
5.1ch AUDIO OUT
IC301
DIGITAL OUT
J301
COAXIAL OUT
J101
COMPOSITE OUT
J102
S-VIDEO OUT
J103
COMPONENT OUT
J104
Control-S IN
(UC2 Model Only)
IC103
VIDEO AMP
IC303
AUDIO AMP
MB118 BOARD
IC104
SDRAM
IC101
Flash ROM
SPDIF
SIO
I2C
DDC
I2C
I2C
INLIMIT
SENSOR
SENSOR
FOCUS
COIL
COIL
TRACKING
COIL
COIL
SPINDLE
VIDEO OFF
SW-10V
SW+5V
EVER+11V
MUTE+5V
AV086 BOARD
SLED
LOADING
SECOND
AR
Y
TRANS
FORMER
PRIMARY
PL &
POWER SW
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
IC401
REG
EVER+3.3V
KEY
FUNCTION
Notes:
MB118 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
M
M
M
BASE UNIT
SWITCHING
REGULATOR
REGULATOR
PL035 BOARD
IF115 BOARD
IC404
IF MICON
DVP-NS975V
3-3
3-4
3-2. POWER (1) BLOCK DIAGRAM
1
7
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
L301
D301
L502
P502
VR501
Q501
P401
Q401
L401
D501
D401
L201
D201
PC101
PHOTO COUPLER
T101
IC501
SHUNT REG
D601
L601
Q301
IC502
SHUNT REG
3
EVER+11V
SW+8V
EVER+5V
EVER-10V
SW+5V
SW+3.5V
POWER CONTROL
CN402
CN401
SW+5V
SW+3.5V
6
5
1
4
10
8
5
6
16
7
3
8
5
6
10
7
1
3
4
5
6
1
5
3
CN106
CN402
4
2
7
3
12
2
3
11
5
12
26
30
VOFF
IC404
IF CON
PCONT
VKK
D406-D409
Q403,404
T401
DC/DC
CONVERTER
IC408
D401
PROGRESSIVE
D403
FL OFF
D404
VIDEO OFF
RESET
REMOTE
COMMANDER
RECEIVER
IC406
F1
F2
*N401
FLUORESCENT
INDICATOR TUBE
PONCHK
GN201
EVER+3.3V
SW+3.5V
SW+5V
SW
-10V
V-
O
F
F
P-CONT
P-CONT
3.3V_MNT
CN302
V-OFF
SW-10V
MUTE+5V
SW+5V
EVER+11V
CN403
3.3V REG
IC401
MB-118 BOARD (3/6)
(SEE PAGE 4-11 to 4-12)
POWER BLOCK
(SRV1579WW)
(SRV1579WW)
(SEE PAGE 4-37 to 4-38)
IF-115 BOARD
(SEE PAGE 4-21 to 4-22)
7
1
CN201
CN403
D203
MULTI
CHANNEL
D202
HDMI
D201
SACD
PL-035 BOARD
(SEE PAGE 4-25 to 4-26)
POWER (3)
(SEE PAGE 3-7 to 3-8)
POWER (3)
(SEE PAGE 3-7 to 3-8)
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