DOWNLOAD Sony DVP-NS955V Service Manual ↓ Size: 6.5 MB | Pages: 98 in PDF or view online for FREE

Model
DVP-NS955V
Pages
98
Size
6.5 MB
Type
PDF
Document
Service Manual
Brand
Device
DVD
File
dvp-ns955v.pdf
Date

Sony DVP-NS955V Service Manual ▷ View online

1
A
B
C
D
E
F
G
H
I
J
2
12
13
11
10
9
8
7
6
5
4
3
14
15
DVP-NS955V
4-33
4-34
For Schematic Diagram
• Refer to page 4-31 for printed wiring board of ER-032 board.
• Refer to page 4-4 for waveform
ER-032 BOARD
ER
-REF.NO.:1000 SERIES-
XX MARK:NO MOUNT
NO MARK:PB MODE
MARKED:MOUNT TABLE
ER
ER-032
DVP-NS955V
POWER BLOCK (SRV1578WW) PRINTED WIRING BOARD
POWER BOARD (SRV1578WW)
For printed wiring board
There are a few cases that the part printed on
this diagram isn’t mounted in this model.
POWER BOARD
(SRV1578WW)
A SIDE
A SIDE
IC101
A-4
IC611
A-6
IC612
A-7
Q211
A-6
Q611
B-6
D101
A-4
D102
A-3
D103
A-3
D104
A-3
D105
C-4
D106
B-4
D107
A-4
D108
A-4
D211
A-5
D212
C-5
D213
A-6
D311
B-5
D312
B-5
D313
B-5
D315
A-6
D317
A-6
D318
A-7
D411
B-5
D511
C-5
4-35
4-36
POWER BOARD
POWER BLOCK (SRV1578WW)
• 
 : Uses unleaded solder.
B
A
1
2
7
6
5
4
3
PL-035 board
(POWER SWITCH)
IF-115 board
(INTERFACE)
AV-086 board
(VIDEO, AUDIO)
MB-117 board
(SYSTEM, SERVO, 
8ch DAC, PS-TROUGH)
ER-032 board
(ER)
Power board
1
A
B
C
D
E
F
G
H
I
J
2
12
13
11
10
9
8
7
6
5
4
3
14
15
DVP-NS955V
For Schematic Diagram
• Refer to page 4-35 for printed wiring board of Power Board.
POWER BOARD
POWER BLOCK (SRV1578WW)
-REF.NO.:1000 SERIES-
XX MARK:NO MOUNT
NO MARK:PB MODE
MARKED:MOUNT TABLE
The components identified by
mark   or dotted line with mark
 are critical for safety.
Replace only with part
number specified.
Les composants identifiés par
une marque 
 sont critiques
pour la sécurité.
Ne les
remplacer que par une pièce
portant le numéro spécifié.
4-37
4-38E
POWER BOARD
POWER BLOCK (SRV1578WW)
5-1
DVP-NS955V
SECTION 5
IC PIN FUNCTION DESCRIPTION
Pin No.
Pin name
Type
Function
1
AGND
Ground pin for analog circuitry
2
DVDA
Analog Input
AC coupled input path A
3
DVDB
Analog Input
AC coupled input path B
4
DVDC
Analog Input
AC coupled input path C
5
DVDD
Analog Input
AC coupled input path D
6
DVDRFIP
Analog Input
AC coupled DVD RF signal input RFIP
7
DVDRFIN
Analog Input
AC coupled DVD RF signal input RFIN
8
MA
Analog Input
DC coupled main-beam RF signal input A
9
MB
Analog Input
DC coupled main-beam RF signal input B
10
MC
Analog Input
DC coupled main-beam RF signal input C
11
MD
Analog Input
DC coupled main-beam RF signal input D
12
SA
Analog Input
DC coupled sub-beam RF signal input A
13
SB
Analog Input
DC coupled sub-beam RF signal input B
14
SC
Analog Input
DC coupled sub-beam RF signal inputC
15
SD
Analog Input
DC coupled sub-beam RF signal input D
16
SDFON
Analog Input
CD focusing error negative input
17
SDFOP
Analog Input
CD focusing error positive input
18
TNI
Analog Input
3 beam satellite PD signal negative input
19
TPI
Analog Input
3 beam satellite PD signal positive input
20
MDI1
Analog Input
Laser power monitor input
21
MDI2
Analog Input
Laser power monitor input
22
LDO2
Analog Output
Laser driver output
23
LDO1
Analog Output
Laser driver output
24
SVDD3
Power
Analog 3.3V power
25
CSO
Analog Output
Central servo
26
RFLVL
Analog Output
RFRP low pass output
27
SGND
Ground
Ground pin for analog circuitry
28
V2REFO
Analog Output
Reference voltage 2.8V
29
V20
Analog Output
Reference voltage 2.0V
30
VREFO
Analog Output
Reference voltage 1.4V
31
FEO
Analog Output
Focus error monitor output
32
TEO
Analog Output
Tracking error monitor output
33
TEZISLV
Analog Output
TE Slicing Level
34
OP_OUT
Analog Output
OP amp output
35
OP_INN
Analog Input
OP amp negative input
36
OP_INP
Analog Input
OP amp positive input
37
DMO
Analog Output
Disc motor control output.PWM output
38
FMO
Analog Output
Feed motor control. PWM output
39
TROPENPWM
Analog Output
Tray PWM output/Tray open output
40
V_ADIN9
Analog Input
General A/D input -> Brake for Tray open/close
41
TRO
Analog Output
PDM output of tracking servo compensator
42
FOO
Analog Output
PDM output of focus servo compensator
43
USB_VSS
Ground
Ground pin for USB
44
USBP
AI/O
USB port DPLUS pin for HS DL
45
USBM
AI/O
USB port DMINUS pin for HS DL
46
USB_VDD3
Power
3.3V power pin for USB
Input LVTTL
47
SPFG
3.3 V, SMT,PU
General A/D input -> Iop Monitor
48
AN0
Analog Input
AD input ch0
49
AN1
Analog Input
AD input ch1
50
AN2
Analog Input
AD input ch2
5-1. SYSTEM CONTROL PIN FUNCTION
(MB-117 BOARD IC102)
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