Sony DVP-LS755P Service Manual ▷ View online
DVP-LS755P
4-7
4-8
RF AMP, SIGNAL PROCESS, SERVO, MOTOR DRIVE, AVDEC, VIDEO, AUDIO, PS THROUGH
MV-044
C117
C118
C119
R105
C123
C131
C140
R122
C177
C179
C196
C197
C199
C207
C225
R175
C226
C240
C241
C242
C246
C250
C253
C261
C268
C297
C211
R207
C299
R225
R226
C505
R557
C512
R288
R296
R297
C111
C166
C616
C615
C618
C617
C254
C255
C625
C109
C626
C778
C779
C782
C783
C790
C204
C208
B
JL163
JL164
C267
C217
B
C228
B
JL181
C
A
K
D508
C
A
K
D509
JL182
JS004
19
36
IC502
IC603
IC774
1 2 3
4
5
JL101
JL102
JL103
JL141
JL142
JL143
JL144
JL145
JL146
JL147
JL149
JL150
JL151
JL152
JL153
JL154
JL155
JL156
JL157
JL158
JL159
JL160
JL161
JL162
JL170
JL169
JL166
JL165
JL168
JL167
JL183
JL184
JL185
CN102 CN101
JL202
JL203
JL204
JL205
JL206
JL207
JL208
JL209
JL210
JL211
JL212
JL213
JL224
C504
JL186
JL241
JL242
JL243
JL244
JL245
JL187
JL247
JL539
JL537
JL642
JL251
JL252
JL253
JL538
JL641
JL643
JL257
JL259
JL645
JL261
JL266
JL267
JL268
JL269
JL270
JL271
JL279
JL273
JL274
JL275
JL276
JL277
JL278
JL646
JL501
JL502
JL503
JL504
JL505
JL507
JL509
JL510
JL511
JL512
JL513
JL514
JL515
JL516
JL517
JL518
JL519
JL520
JL522
JL523
JL524
JL525
JL526
JL527
JL528
JL529
JL530
JL531
JL532
JL533
JL534
JL536
JL602
JL603
JL604
1
2
3
4
5
IC208
JS771
JL521
JL644
C
B
E
Q607
C
B
E
Q608
R118
R120
R121
R140
R142
R144
R145
R146
R160
R186
R192
R193
R219
R221
R222
R223
R228
R232
R234
R236
R247
R254
R256
R257
R258
R259
R262
R269
R298
R523
R530
R533
R534
R536
R598
R599
R537
R616
R617
R619
R621
R626
R627
R634
R635
R641
R640
R648
R650
R651
R652
R655
R656
R657
R683
R684
R1017
R1026
R1027
R2002
R2003
R2024
R2027
R548
R556
R788
JL771
JL772
JL773
JL774
JL775
JL776
JL777
JL778
JL779
JL780
R549
R135
R211
R214
R784
R785
#PC00861
R2018
R2019
R2029
R2030
R2035
R2034
R2033
R2032
R2031
R2036
R2014
C259
C263
FB2040
FB2037
R172
R173
1
12
13
24
1
18
JL148
MV-044 BOARD
(SIDE B)
(SIDE B)
1-861-511-
CN502
S501
CN604
16
C507
C510
C511
C513
C609
C610
C612
C613
C631
CN503
C611
C628
C640
C641
C642
C643
C644
C776
C784
C775
CN771
10
1
C627
C629
IC604
IC605
J501
J502
1
4
CN205
C239
C264
C265
C269
C270
1
7
CN207
C210
C298
C296
C220
C233
C206
C216
CN201
TP201
X202
C260
C141
C139
C143
C153
C167
C168
C171
1
6
C170
CN104
C107
C124
C125
C126
CN204
R553
C502
1
2
3
4
5
6
A
B
C
D
05
1
2
13
12
1
7
2
6
1
6
1
2
3
OPTICAL
COAXIAL
DIGITAL OUT
R
Y
L
AUDIO
P
R
/C
R
P
B
/C
B
COMPONET
VIDEO
LINE OUT
VIDEO
LINE OUT
S VIDEO OUT
NORMAL
PROGRESSIVE
(22)
22
Y
V
C
CR/R
CB/B
L
R
Y/G
COAX
MV-044 BOARD (SIDE B)
CN102
A-6
CN104
A-5
CN201
B-6
CN204
A-3
CN205
C-3
CN502
A-1
CN771
C-2
D508
A-1
D509
B-1
IC208
B-4
IC502
B-2
IC603
C-3
IC605
C-1
IC774
D-3
Q607
B-1
Q608
C-1
DVP-LS755P
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
D:DVD PLAY
C:CD PLAY
C:CD PLAY
NO MARK:DVD/CD PLAY
3.9
4
4
4.9
3.6
4
4
D2.8/C3.2
D5.2/C4.7
D1.2/C3.9
4
8.2
D1.9/C2
4.8
1.4
1.4
1.4
1.4
1.4
1.4
3.2
3.2
2.2
1.4
1.4
1.4
1.4
1.1
0
D0/C3.3
3.2
3.2
3.3
8.2
1.4
3.2
D1.2/C3.9
D1.7C2.6
1.4
D2.9
/C3.3
D1.9
/C2.1
D0/C3.3
3.3
D2.3/C0
1.3
1.3
1.6
1.5
0
3.3
1.5
0
3.3
1.5
2
1.3
1.4
2.8
3.3
2.8
3.3
1
1
3.3
1
3.3
3.3
0
D0/C3.3
D0/C3.3
0.4
3.3
3.3
3.2
0.3
3.2
0.2
1.6
D3.2/C0
3.3
0
0
0
0.2
3.3
3.3
3.3
1.3
1.3
1.3
1
1.4
1.3
1.3
1.5
1.5
1.5
1.5
1.5
1.5
1.5
2.1
1.5
2.1
2.1
2.1
2
2
3.3
3.3
0
D3.2/C2.4
0
0.9
3.3
2
D2.6/C3.2
D3/C0.1
D2.4/C2.7
D1.4/C1.7
D0.1/C0.5
D1.7/C2.6
D0.1/C0.5
D1.7/C2.6
D0.1/C0.5
2
1
D3.2/C0
D0.1
/C4.2
/C4.2
D0/C0.2
D0.2/C0
D0.1
/C4.2
/C4.2
0
/C0
D2.6
/C3.2
D3.2
/C2.4
/C2.4
D3.6
/C3.1
/C3.1
D3.2
/C3.6
D2.4/C0.1
D0.2/C1.9
4.8
1.3
4.8
3.3
D0.1/C0.5
3
4
D3.2
SCLK
MTR_GND
ADIN
GND
FOO
V2P8
PWMOUT2
RFIP
TRO
+5V
RFL
GND
SYSRST
BDO
SDEN
+8V
TROPENPWM
RF+3.3V
SDATA
RFMON
FMO
GND
TEO
DMO
RFZC
RFRP
FEO
RFIN
CSO
V1P4
OCSW1
CL142
CL144
CL141
CL119
CL106
CL103
CL170
CL108
CL102
CL171
CL147
CL104
CL105
CL143
CL145
CL101
CL120
CL109
CL146
CL169
CL172
CL107
0.1u
C173
XX
C133
0.01u
C110
XX
C101
0.01u
C176
1u
C177
XX
C146
0.01u
C119
0.033u
C197
0.22u
C152
0.033u
C112
0.1u
C138
1u
C178
C188
XX
0.015u
C190
0.1u
C120
0.015u
C194
XX
C174
0.01u
C169
82p
C198
0.001u
C156
0.01u
C172
0.1u
C140
2200p
C144
470p
C184
220p
C106
XX
C131
0.001u
C155
0.1u
C185
0.1u
C132
0.1u
C175
XX
C191
XX
C108
0.01u
C114
0.1u
C121
XX
C103
0.01u
C113
0.01u
C115
1u
C179
0.1u
C186
0.01u
C117
0.001u
C116
0.01u
C166
0.1u
C189
XX
C187
XX
C195
0.1u
C193
0.01u
C123
0.01u
C154
0.01u
C165
0.22u
C161
4700p
C148
0.001u
C157
XX
C102
220p
C104
2200p
C145
0.033u
C111
1u
C181
XX
C196
XX
C118
1u
C180
0.1u
C122
0.01u
C109
390p
C199
0.1u
C142
±
0.5%
56k
R123
47k
R182
XX
R168
1200
R110
R197
4700
4700
33k
R104
10k
R1026
47k
R192
1M
R185
47k
R119
0
R194
10k
R1031
XX
R140
XX
R144
XX
R113
XX
R161
XX
R167
XX
R115
0
R191
10k
R114
XX
R142
±0.5%
22
R183
XX
R1013
10k
R107
XX
R143
XX
R118
±0.5%
56k
R122
±0.5%
22
R178
12k
R109
100k
R173
R158
4700
R141
XX
XX
R193
XX
R163
12k
R117
10k
R132
R198
1k
0
R187
10k
R195
1k
R156
±0.5%
100k
R120
R157
4700
4700
6800
R124
100
R180
10k
R101
XX
R145
47k
R186
2700
R112
±
0.5%
18k
R130
±0.5%
100k
R121
R199
15k
100
R175
XX
R1014
XX
R116
10k
R127
±0.5%
22
R184
XX
R166
1k
R181
10k
R1027
33k
R128
15k
R111
XX
R146
XX
R106
0
R190
XX
R1028
10k
R102
XX
R164
1k
R155
22
R189
22
R188
100
R1015
XX
R139
XX
R165
XX
R162
33k
R103
27k
R126
±
0.5%
33k
R131
1k
R169
4700
R170
±0.5%
R136
15k
XX
R135
R172
100k
XX
R105
22
R179
R129 82k
JL186
JL155
JL158
JL170
JL151
JL149
JL162
JL102
JL160
JL142
JL184
JL168
JL159
JL141
JL103
JL166
JL153
JL167
JL164
JL156
JL145
JL169
JL165
JL143
JL147
JL185
JL152
JL161
JL187
JL154
JL183
JL144
JL157
JL146
JL150
JL163
JL101
JL181
JL148
JL182
CN105
XX
1
S+3.6V
2
IOP
XX
C192
XX
C136
XX
C135
XX
C137
XX
C182
XX
C134
FB1023
FB1024
FB1022
FB176
50V
10u
C141
16V
47u
C168
47u
C153
16V
50V
10u
C124
XX
C170
XX
C167
10u
C143
50V
16V
47u
C171
16V
47u
C126
50V
10u
C139
C125
16V
47u
50V
C107
10u
XX
L165
XX
L166
RB521S-30-TE61
D159
XX
D165
0
R134
XX
R171
0
R1021
XX
R1017
XX
R1012
0
R133
100
R160
XX
R159
XX
R1020
XX
R1019
0
R1018
6P
CN104
1
SP-
2
SP+
3
LIMIT
4
(GND) LIMIT
5
SL-
6
SL+
UM6K1N-TN
Q170
6
1
5
2
4
3
0
JS004
JS003
0
QST8TR
Q171
6
5
1
3
2
4
XX
FL103
XX
FL102
XX
FL101
FAN8036L
IC101
1
2
3
4
5
6
14
15
16
17
18
19
20
21
22
23
24
27
28
29
30
31
32
33
34
35
36
40
41
42
43
44
45
46
47
48
50
51
52
49
13
25
26
37
38
39
11
12
9
10
7
8
TK11233CMCL-G
IC151
1
2
3
456
Q168
UN2212-TX
CN106
XX
1
RF
2
GND
3
FE
4
TE
5
PI
XX
CN101
1
OCSW1 / REV
2
CKSW1 / FWD
3
GND / CTL
4
LDM-
5
LDM+
7P
CN102
1
2
3
4
5
6
7
CN103
24P
GND(LD)
1
LD(650)
2
N.C
3
N.C
4
PD
5
LD(780)
6
VR(650)
7
VR(780)
8
N.C
9
VoE/e+g
10
Vcc
11
Vc
12
GND(PDIC)
13
VoF/f+h
14
VoB/b
15
VoA/a
16
RF
17
(LO:DVD,HI:CD) MSW
18
VoD/d
19
VoC/c
20
TRK-
21
TRK+
22
FCS+
23
FCS-
24
XX
C183
M
M
IC102
CXD9780R
1
WOBSO
2
WVDD
3
AGNDX
4
AGNDX
5
AVDDO
6
RFOP
7
RFON
8
AGNDO
9
TM1
10
TM2
11
TM3
12
AGNDT
13
TM4
14
AVDDT
15
V2REFO
16
VREFO
17
V20
18
FEO
19
LVL
20
CSO
21
TEO
22
VDDP
23
DEFECT
24
LRFRP
25
HRFRP
26
CRTP
27
CRTPLP
28
TRLPA
29
TRLP
30
HTRC
31
GNDP
32
DPFN
33
DPFO
34
AGNDX
35
AGNDX
36
AGNDX
37
VDD
38
VFO13
39
GND
40
UDGA
TE
41
HDGA
TE
42
IO0
43
IO1
44
IO2
45
IO3
46
IO4
47
IO5
48
IO6
49
IO7
50
IO8
51
IO9
52
IOA
53
IOB
54
VDDS
55
XCK16M
56
SCLK
57
GNDS
58
SDEN
59
SDA
T
A
60
RST
61
DPDMUTE
62
AGNDP
63
AGNDX
64
AV
DDP
65
AGNDF
66
VCON
67
AVDDF
68
AGNDX
69
AVDDM
70
COSPHI
71
HALLCOS
72
REFCOS
73
AGNDM
74
HALLSIN
75
REFSIN
76
SINPHI
77
SW0
78
SW2
79
SW1
80
MOP
81
MON
82
AGNDX
83
AGNDX
84
CEON
85
CEOP
86
RFGCI
87
RFGCU
88
RFFGC
89
OSP
90
OSN
91
CDD
92
CDC
93
CDB
94
CDA
95
DVDRFIN
96
DVDRFIP
97
DVDD
98
DVDC
99
DVDB
100
DVDA
101
MA
102
MB
103
MC
104
MD
105
SA
106
SB
107
AGND
108
IR
109
A
VDD
110
SC
111
SD
112
CDFOP
113
CDFON
114
SVDD
115
TPI
116
TNI
117
SGND
118
WGAND
119
AGC1
120
WA
VDD
121
AGC2
122
AGC3
123
MDI2
124
MDI1
125
LDO1
126
LDO2
127
RFSUBO
128
WGND
FCS-
FCS+
TRK+
TRK-
FE
TE
PI
SL+
VOC
VOD
FE
TE
VOF
VOE
VOA
VOB
SP-
SP-
SP+
SL+
SL-
VOC
VOD
VOA
VOB
VOF
VOE
DVD_LD
CD_LD
SCLK
SDEN
SD
ATA
SYSRST
PWMOUT2
SCLK
SDEN
SDATA
SYSRST
PWMOUT2
TRK-
TRK+
FCS+
FCS-
CD_LD
SL-
SP+
PI
DVD_LD
OPIN2-
FWD
OUT4
PGND1
IN4+
IN3-
DO4-
SW
RES1
DO3+
MUTE123
IN2-
OUT3
MUTE4
D
IN2+
REV
DO1-
CTL
REGO2
IN4-
OUT2
DO4+
DO2-
IN1+
DO2+
DO5+
OP+
MUTE4
REGO1
PVCC2
TSD_M
VREF
DO5-
PS
REG2CTL
REG VCC
OP-
OUT1
D
IN3+
-
PGND2
MSC
MUTE123
Power
Save
OPO
SVCC
(5V)
OPIN2+
PVCC1
SGND
RES2
OPOUT2
+
DO1+
DO3-
IN1-
TSD_M
VIN
GND
VOUT
CONT
NOISE
GND
REGVCC
(8V)
REGVCC
REGVCC
OCSW1
CKSW1
GND
LDM-
LDM+
N.C
TRG SW
CN001
MS-214 BOARD
(SEE PAGE 4-30)
MV-044 BOARD(2/5)
MV-044 BOARD
(2/5)
(2/5)
MV-044 BOARD
IC151
3.3V REG
IC102
DVD/CD RF AMP,
SERVO ERROR PROCESS
COIL DRIVE,
FOCUS/TRACKING
IC101
MOTOR DRIVE
SPINDLE/SLED/LOADING
VR SELECT
SWITCH
INVERTER
LD DRIVE
DVD/CD
MV-044 BOARD(2/5)
LD MODULE
COIL
DVD/CD
COIL
DEVICE
OPTICAL
PD IC
DVD/CD
FOCUS
SW
SPINDLE
TRACKING
MOTOR
SLED
INLIMIT
MOTOR
(2/5)
MV-044 BOARD
21
B
10
N
L
3
1
J
12
14
6
K
18
5
20
M
8
9
A
7
H
D
19
4
2
I
13
G
05
E
16
C
15
17
11
F
P
O
Q
23
22
XX MARK:NO MOUNT
MV-044 BOARD (1/5)
Y/CHROMA
SIGNAL PATH
SLED SERVO DVD/CD
PB
SIGNAL
TRACKING SERVO DVD/CD CDV
VIDEO SIGNAL
SPINDLE SERVO(SPEED AND PHASE)
AUDIO
FOCUS SERVO
KHM-310AAB/
SERVICE ASSY
BASE UNIT
±0.5%
4-9
4-10
RF AMP, SERVO, MOTOR DRIVE
MV-044 (1/5)
MV-044 (RF AMP, SERVO, MOTOR DRIVE) SCHEMATIC DIAGRAM
• See page 4-5 for printed wiring board.
• See page 4-19 for Waveforms.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
DVP-LS755P
4-13
4-14
VIDEO AMP
MV-044 (3/5)
MV-044 (VIDEO AMP) SCHEMATIC DIAGRAM
• See page 4-5 for printed wiring board.
• See page 4-19 for Waveforms.
B+
B+
B-
B-
B-
B-
B-
B-
B-
B-
B-
B-
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
NO MARK:DVD/CD PLAY
4.8
0
4.8
4.8
0.4
0.4
0
0.4
-5
-5
-5
-5
4.8
0.4
0.4
0
0
-5
-5
0.5
0.7
0.7
0.6
3.3
0.5
1.3
3.3
0.5
1.3
0.5
1.3
1.3
0.6
2.8
0.6
2.8
0.6
-5
13 14
15
16
17
18
-0.1
0.5
4.8
-0.1
-5
4.8
0.5
-0.1
0.5
-5
-0.1
0
-5
-10.9
0.5
Y/G
GND
DISC/XEXT
COAX
IPSW
P_GND_AUDIO
Y
XV_MUTE
ERAUDIOL
RCH_OUT
LCH_OUT
WIDE
SW+5V
VIDEO-5V
CB/B
ERAUDIOR
EVER+11V_VID
C
V
RGBSEL
CR/R
EUROVY
SW-10V
DSEL
XX
R536
XX
R596
XX
R546
XX
R539
R557
0
XX
R545
XX
R541
XX
R597
XX
R526
±0.5%
R527
75
XX
R544
XX
R538
R528
75
±0.5%
R556
0
0
R547
XX
R571
1k
R576
XX
R584
0
R549
XX
R586
±0.5%
75
R533
±0.5%
R535
75
R583
1k
XX
R577
XX
R585
10k
R521
±0.5%
75
R530
R582
0
±
0.5%
75
R534
XX
R550
10k
R529
0
R578
0
R548
0
R554
0
R575
2SA1162-YGR-TE85L
Q572
Q574
2SA1162-YGR-TE85L
CN502 21P
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
JL524
JL527
JL513
JL514
JL518
JL536
JL519
JL520
JL538
JL501
JL533
JL502
JL529
JL510
JL505
JL539
JL523
JL532
JL503
JL504
JL528
JL511
JL512
JL526
JL530
JL516
JL517
JL515
JL525
JL534
JL521
JL522
JL537
JL531
JL507
JL509
NJM79M05DL1A(TE2)
IC503
1
GND
2
IN
3
OUT
XX
R524
100
R574
R580
1k
XX
R523
XX
R537
100
R579
R532
10k
R573
1k
100
R572
100
R581
0.01u
C501
0.01u
C503
XX
C505
0.01u
C504
C507
47u
16V
16V
16V
47u
C502
16V
47u
C513
MUN2213T1
Q504
XX
Q507
R553
XX
16V
47u
C511
16V
47u
C510
1SS355TE-17
D510
STZ6.8N-T146
D509
STZ6.8N-T146
D508
Q508
XX
MUN2111T1
Q505
Q571
2SC2712-YGR-TE85L
2SC2712-YGR-TE85L
Q573
FB555
FB525
0.1u
C509
0.1u
C514
0.1u
C512
XX
L501
CN503 XX
1
2
3
4
5
6
7
IC502
LA73053-TLM-E
NC
1
NC
2
V_IN
3
DCCNT1
4
GND
5
C_IN
6
MUTE1
7
Y_IN
8
NC(DCCNT2)
9
NC(GND)
10
NC
11
Y_IN(NC)
12
DCCNT2
13
GND
14
Cb_IN
15
MUTE2
16
Cr_IN
17
-5V
18
-5V
19
Cb_OUT
22
GND
23
Y/G_OUT
24
+5V(NC)
25
NC
26
-5V
27
-5V
28
Y_OUT
29
NC
30
C_OUT
31
GND
32
V_OUT
33
+5V
34
NC
35
NC
36
NC
21
Cr_OUT
20
S501
P_GND_SPDIF
XX
R599
0
R598
7
6
4
5
1
3
2
NORMAL
PROGRESSIVE
Q504,505
Y
G
G
C
J502
XX
J501
COAXIAL
DIGITAL OUT
LINE OUT
L
R
AUDIO
Y
P
B
B
/C
P
R
R
/C
VIDEO OUT
COMPONENT
S VIDEO OUT
VIDEO
LINE OUT
Y/G
GND
COAX
CB/B
GND
R
CR/R
GND
L
V
C
GND
GND
GND
Y
GND
(4/5)
MV-044 BOARD
WIDE SWITCH
IC502
VIDEO BUFFER
Q573,574
BUFFER
BUFFER
Q571,572
IC503
-5V REG
MV-044 BOARD
(2/5)
MV-044 BOARD
(2/5)
(2/5)
MV-044 BOARD
MV-044 BOARD
(4/5)
MV-044 BOARD
(5/5)
(SEE PAGE 4-23)
ER-027 BOARD
CN901
SIGNAL PATH
PB
Y/CHROMA
VIDEO SIGNAL
AUDIO
SIGNAL
Y
CHROMA
XX MARK:NO MOUNT
MV-044 BOARD (3/5)
J
B
F
C
E
05
G
I
D
H
A
10
3
1
12
14
6
18
5
8
9
7
4
2
13
16
15
17
11
LINE2
D_GND_VIDEO
LINE3
CR_OUT
D_GND_VIDEO
CB_OUT
Y_OUT
RGBSEL
ERAUDIOL
EUROVY
P_GND_AUDIO
ERAUDIOR
+11V
DISC/XEXT
SW+5V
WIDE
XV_MUTE
Cr/B_Cr/R
D_GND_VIDEO
Cb/R_Cb/B
D_GND_VIDEO
Y/G
D_GND_VIDEO
Y
D_GND_VIDEO
C
VIDEO-5V
V
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