Sony DVP-K350 Service Manual ▷ View online
DVP-K350
4-15
4-16
MB-86 (AV DECODER) SCHEMATIC DIAGRAM
• See page 4-7 for printed wiring board.
– Ref. No.: MB-86 board; 1,000 series –
AV DECODER
MB-86 (3/8)
NO MARK:DVD/CD PLAY
D:DVD PLAY
C:CD PLAY
C:CD PLAY
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+
1
2
3
4
5
6
1.8
3.4
3.4
1.8
3.4
1.3
3.3
4.8
1.2
4.8
2.8
2.8
2.7
2.6
2.6
2.4
2.4
2.9
1.8
1.7
D0/C1.8
0
0
3.4
1.7
1.7
1.7
1.8
1.7
D0/C0.8
3.4
1.7
1.7
0
1.8
1.6
0-0.2
D3.1-3.4/C0
0-0.2
D3.1-3.4/C0
3.4
0-0.2
1.8
1.7
3.4
0-0.2
0-0.2
0-0.2
3.4
3.4
3.4
D0.6/C0
3.3
3.4
3.3
D0.6/C0.2
3.3
0.6
3.3
1.9
3.3
0.5
0.4
3.4
1.8
3.4
3.4
0
1.8
3.4
3.4
D0.6/C0
3.3
D0.6/C0
3.3
0.6
3.4
D2/C2.7
D2.4/C2.8
1.8
D1.9/C2.7
D2/C2.5
3.4
D2/C2.7
D2.2/C2.6
D2.2/C3
D2/C2.5
D2.1/C3
D1.6/C2.6
3.4
D2.2/C2.9
D2/C2.6
2.4
D1.9/C2.6
0.1
0.1
1.8
3.1
D2.7/C3.1
3.4
1.7
D2.5/C3
3.4
3.4
3
3
1.5
0.1
0.1
0.1
3.4
0.1
1.8
1.8
D0.7/C0.3
2.3
1.3
D1.8/C2.9
1.5
3.3
3.3
3.3
1.5
D1.5/C2.7
D2.2/C2.6
1.8
1.8
1.8
1.4
1.8
3.4
3.3
3.3
D0.7-1/C0.9-1.2
D2.4-2.7/C2-2.4
D0.6-0.9/C0.8-1.3
0.6-0.8
1.3-1.6
D0.4/C0.5-0.9
D0.7-1.1/C1-1.4
D1-1.3/C1.2-1.6
1.7-2
D0.7-0.9/C0.7-1.3
1.8
1-1.2
D2.7-2.9/C2.2-2.6
D0.7-0.9/C1.8-2.3
2.3-2.5
3.4
D2.2-2.5/C1-1.4
2-2.3
2.2-2.5
1.1-1.3
D1.9-2.2/C1.3-1.6
D1.3-1.6/C1-1.2
2.8
0
2.5
3.3
3.3
3.3
3.3
1.8
3.4
2.6
2.5
2.8
2.7
2.6
2.5
2.5
2.5
3.4
3.4
3.4
3.4
3.4
1.8
WIDE
D_GND
+5V
FB501
0uH
FB502
0uH
FL505
6.3V
100u
C505
JL501
JL502
JL503
JL504
JL506
JL507
JL508
JL509
JL510
JL511
JL512
JL513
JL514
JL515
JL516
JL517
JL518
+3.3V
10V
FB503
0uH
FB505
0uH
FB504
0uH
FB506
0uH
FL506
FL507
4V
220u
C523
16V
47u
C524
M_GND
JL505
HA3
SDI0
HA6
XSHD
SDI6
HA8
1200
R518
JL548
HA7
FL504
SDI1
HA10
0.01u
C513
CDDOUT
0.01u
C519
HA2
0.01u
C511
HA17
NJM2370U33-TE2
IC503
1
2
3
4
5
JL561
HA14
220
R508
SDI7
0.01u
C530
HA15
220
R505
HD10
JL539
220
R503
SDI5
0.01u
C531
JL543
HA13
16V
10u
C510
HD9
JL542
SDI3
0.01u
C509
XAVDCS2
HA21
0.1u
C518
HD0
JL538
10k
R529
SDI4
0.01u
C529
HA12
HA19
0.01u
C521
HD14
JL540
JL562
CDLRCK
0.01u
C508
HA11
AVWT
6.3V
100u
C512
33MAVD
JL547
HA0
0.01u
C520
HD3
JL541
220
R504
0.01u
C525
JL546
HA1
0.01u
C517
HD13
SDI2
0.01u
C514
JL544
RD
HD4
SDCK
3300
R526
0.01u
C515
HD6
JL519
CDBCK
1k
RV501
HD1
10k
R502
16V
10u
C504
JL545
220
R506
100
R501
XSAK
0.01u
C522
WRH
HD5
0
R527
10k
R517
HD11
CDDATA
0.01u
C516
DACK1
XSRQ
AVINT
220
R507
0.01u
C503
FL503
0.01u
C507
DACK0
HD8
SDEF
0.01u
C528
HA16
HD2
0.01u
C506
HA20
HD15
FL501
HA18
HD12
FL502
HA9
XAVDCS3
10k
R530
DREQ0
HA4
HD7
27MAVD
DREQ1
HA5
16V
10u
C502
16V
10u
C501
JL563
JL564
JL565
JL566
JL567
JL568
JL569
JL570
JL572
JL573
JL574
JL575
JL576
JL577
JL578
JL580
JL520
DACMUTE/FS
0.01u
C538
0.01u
C539
PQ1R18
IC506
1
2
3
4
5
6
50V
1u
C540
16V
10u
C541
0.1u
C542
FB507
0uH
X3VRST
0
R542
CXD1932Q
IC502
IOVDD_00
1
HD8
2
HD9
3
HD10
4
HD11
5
CVS00
6
HD12
7
HD13
8
HD14
9
HD15
10
CVD00
11
ACLK
12
IOVSS_00
13
ACH12
14
ACH34
15
ACH56
16
CVS01
17
LRCKO
18
BCKO
19
DO
20
CVD01
21
CDIN2I
22
CDIN1I
23
IOVDD_01
24
CDBCKI
25
CDLRKI
26
CDEMPI
27
IOVSS_01
28
CRPCLKI
29
CVS02
30
DTI0
31
DTI1
32
DTI2
33
DTI3
34
IOVDD_02
35
DTI4
36
DVO3
53
CVD3
54
DVO4
55
DVO5
56
DVO6
57
DVO7
58
IOVSS_03
59
D1CLKO
60
IOA
VSS_00
61
A
VSS_00
62
ROUT/B-Y
63
A
VDD_00
64
A
VSS_01
65
BOUT/R-Y
66
A
VDD_01
67
A
VSS_02
68
GOUT/Y
69
A
VDD_02
70
DVSS33
71
DVDD33
72
A
VSS_03
73
YOUT
74
A
VDD_03
75
A
VSS_04
76
COUT
77
A
VDD_04
78
A
VSS_05
79
COMPOUT
80
A
VDD_05
81
VGO
82
IOA
VDD_00
83
VREFI
84
IREFI
85
IOVDD_04
86
FLDO
87
HSYNCO
88
CVS04
89
N.C.
90
N.C.(PD32FLAG)
91
PDI7
92
PDI6
93
PDI5
94
PDI4
95
CVD04
96
PDI3
97
PDI2
98
PDI1
99
PDI0
100
IOVSS_04
101
PDO0
102
PDO1
103
PDO2
104
PDO3
105
IOVDD_05
106
PDO4
107
PDO5
108
PDO6
109
PDO7
110
CVS05
111
NRSDOUT
112
NRSENB
113
SHTDWNB
114
IOVSS_05
115
CVD05
116
X_SCAN_EN
117
TDI
118
TDO
119
TCK
120
TMS
121
TRST
122
CVS06
123
SDAD4
124
SDAD3
125
IOVDD_06
126
SDAD5
127
SDAD2
128
IOVSS_06
129
SDAD6
130
SDAD1
131
CVD06
132
SDAD7
133
SDAD0
134
IOVDD_07
135
SDAD8
136
SDAD10
137
CVS07
138
SDAD9
139
SDAD11
140
IOVSS_07
141
SDAD12_SDRAM64(N.C.)
142
SDCS1B(SDAD13_SDRAM64)
143
SDCS0B
144
ISTARTI
44
DVO2
52
IERRI
43
DVO1
51
IOVSS_02
42
DVO0
50
ICLKI
41
IOVDD_03
49
CVD02
40
CVS03
48
DTI7
39
PWM
47
DTI6
38
IREQO
46
DTI5
37
IVALI
45
IOVDD_08
145
SDCKEO
146
SDRASOB
147
IOVSS_08
148
SDCLKO
149
IOVDD_09
150
SDCASOB
151
SDWEOB
152
CVD07
153
SDDQM1
154
SDDQM0
155
IOVSS_09
156
SDDQ8
157
SDDQ7
158
SDDQ9
159
SDDQ6
160
IOVDD_10
161
SDDQ10
162
SDDQ5
163
SDDQ11
164
SDDQ4
165
IOVSS_10
166
SDDQ12
167
SDDQ3
168
CVS08
169
SDDQ13
170
SDDQ2
171
IOVDD_11
172
SDDQ14
173
SDDQ1
174
CVD08
175
SDDQ15
176
SDDQ0
177
IOVSS_11
178
TESTI
179
CLKI
180
A
VDD_06
181
SCLKIN
182
A
VSS_06
183
A
VDD_07
184
VC
185
CPOT
186
A
VDD_08
187
N.C.(BUS_CLOCK)
188
IOVDD_12
189
HAD23
190
HAD22
191
HAD21
192
HAD20
193
CVS09
194
HAD19
195
HAD18
196
HAD17
197
HAD16
198
IOVSS_12
199
HAD15
200
HAD14
201
HAD13
202
HAD12
203
CVD09
204
HAD11
205
HAD10
206
HAD9
207
HAD8
208
IOVDD_13
209
HAD7
210
HAD6
211
HAD5
212
HAD4
213
CVS10
214
HAD3
215
HAD2
216
HAD1
217
HAD0
218
IOVSS_13
219
HCSB
220
HRWB
221
HHCPU_MD
222
HIREQO
223
HW
AITOB
224
CVD10
225
DM_ACK1
226
DM_REQ1
227
DM_ACK0
228
DM_REQ0
229
IOVDD_14
230
RSTB
231
HD0
232
HD1
233
HD2
234
HD3
235
IOVSS_14
236
HD4
237
HD5
238
HD6
239
HD7
240
CN501
34P
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
1
A
CN701
34P
1
AURST
3
6CH/VES_CS
5
6CH_LRCK
7
KCS/6CH_C/SW
9
6CH_REAR/XRST
11
6CH_FRONT
13
D_GND
15
512/384FS6CH
17
D_GND
19
6CH_BCK
21
D_GND
23
XFRRST
25
IFBSY
27
XIFCS
29
SI0
31
SO0
33
SC0
2
2CH_DATA
4
BCK
6
LRCK
8
D_GND
10
512FS2CH/VES
12
D_GND
14
6CH_FRONT
16
6CH_REAR
18
6CH_C/SW
20
BCK
22
SI1
24
SCK1
26
SO1
28
2CH_CS
30
MAMUTE
32
D_GND
34
SPDIF
JL808
JL809
JL890
JL891
JL892
JL893
JL894
JL895
JL896
JL875
JL876
JL877
JL878
JL879
JL880
JL881
JL882
JL883
JL884
JL885
JL886
JL887
R753 0
R752 0
R751 0
R755 0
R754 0
512FSAVO
R701
0
MAMUTE
SC1
SO1
2CH_CS
SI1
512FS2CH/VES
6CH/VES_CS
AURST
R771 0
XRST
R785
0
SI0
SO0
XIFCS
IFBSY
XFRRST
SC0
R750
0
JL579
R540
0
CLAPSWO/DISC_EXT
39INT
R535
0
R521
0
GAIN/RGBSEL
CLAPSW1/YUVRGB
CMDREQ
R509
0
R510 0
R536
0
384FS
KCS/39CS
R782 0
R773
0
HA15
HA14
HA13
HA0
HA12
SDI3
HA11
SDI4
SDI5
HA21
SDI6
HA6
SDI4
SDI6
HA20
HA9
SDI7
HA20
SDI0
SDI2
HA10
SDI0
HA5
SDI1
SDI7
SDI1
SDI3
SDI5
HA14
HA10
HA12
HA15
HD8
HA16
HA18
HA0
HA13
HA11
HA17
HD6
HD14
HA9
SDDT11
HD7
HD5
HD11
HD9
HA8
HD13
HD12
HD15
HA2
HA1
HD9
HD0
HA3
SDDT5
HD10
HD1
HA7
HD2
HA4
SDDT13
HA6
HD4
HA5
HD7
SDDT10
HD6
HD12
SDDT6
SDDT7
HD8
SDDT8
HD5
SDDT9
HD3
SDDT12
HD14
SDDT3
HD11
SDDT4
HD15
HD13
HD10
SDAD6
SDAD2
SDAD5
SDDT0
SDDT15
SDAD3
SDAD4
SDAD10
SDDT14
SDAD9
SDDT1
SDDT2
SDAD0
SDAD8
SDAD11
SDAD1
SDAD7
HA2
HA1
HA7
HA19
HA8
HA19
HA17
HA18
SDI2
HA3
HA16
HA21
HA4
HD0
HD1
HD2
HD3
HD4
CLAPSW1/YUVRGB
RGBSEL/GAIN
EUROVY/CLAPBSY
VIDEOV
D_GND
VV_GND
VIDEOC
VYC_GND
VIDEOY
D_GND
5V
D_GND
WIDE
VS_GND
Y_or_G
CLAPSW0/DISCEXT
OTASUKE
DACMUTE/FS
3.3V
3.3V
GND
10V
10V
M_GND
M_GND
5V
VR_GND
Cb_or_R
VB_GND
Cr_or_B
D_GND
D_GND
1.8V
1.8V
19
I
C
8
18
J
13
4
14
6
5
9
F
10
K
H
16
G
20
L
D
7
17
05
MB-86 BOARD (3/8)
2
12
3
11
E
15
B
21
22
M
N
O
1
11
10
2
3
4
5
6
7
8
9
1
MB-86 BOARD (4/8)
(SEE PAGE 4-17)
IC502
AV DECODER
IC503
REG
IC506
REG
VIDEO
LEVEL
LEVEL
ADJ
MB-86 BOARD (7/8)
MB-86 BOARD (8/8)
MB-86 BOARD (7/8)
MB-86 BOARD (5/8)
(SEE PAGE 4-29)
AI-19 BOARD (1/6)
CN101
MB-86 BOARD (7/8)
MB-86 BOARD
(1/8,2/8,4/8,5/8,6/8,7/8,8/8)
(1/8,2/8,4/8,5/8,6/8,7/8,8/8)
MB-86 BOARD
(1/11,2/11,5/11)
(1/11,2/11,5/11)
MB-86 BOARD (7/8)
MB-86 BOARD
(1/8,2/8,4/8,5/8,7/8)
(1/8,2/8,4/8,5/8,7/8)
MB-86 BOARD (2/8)
MB-86 BOARD (8/8)
MB-86 BOARD (2/8)
MB-86 BOARD (8/8)
MB-86 BOARD (7/8)
Y/CHROMA
Y
SIGNAL
AUDIO
VIDEO SIGNAL
SIGNAL PATH
CHROMA
PB
MB-86 BOARD (8/8)
MB-86 BOARD (7/8)
MB-86 BOARD (8/8)
MB-86 BOARD (7/8)
(SEE PAGE 4-15)
AI-19 BOARD (2/6)
CN201
MB-86 BOARD (7/8)
MB-86 BOARD (7/8)
MB-86 BOARD (8/8)
DVP-K350
4-17
4-18
• Waveforms
SDRAM
MB-86 (4/8)
MB-86 (SDRAM) SCHEMATIC DIAGRAM
• See page 4-7 for printed wiring board.
– Ref. No.: MB-86 board; 1,000 series –
1
IC502
yd
720 mVp-p (H)
2
IC502
yh
728 mVp-p (H)
3
IC502
yl
1.0 Vp-p (H)
4
IC502
uf
1.1 Vp-p (H)
5
IC502
uj
520 mVp-p (H)
6
IC502
i;
1.2 Vp-p (H)
B+
B+
B+
B+
B+
B+
D:DVD PLAY
C:CD PLAY
C:CD PLAY
NO MARK:DVD/CD PLAY
D2.3/C3
D2.1/C2.9
D2.1/C2.5
0.1
D1.5/C2.6
0.1
D2.4/C2.8
D2.1/C2.6
D2.5/C3
D2.1/C2.5
0.1
3.3
D2.1/C2.6
3.3
2.3
3.3
D1.5/C2.7
3.3
D1.9/C2.7
3
1.5
3.3
D2/C2.7
D1.9/C2.7
D2.2/C3
D2.1/C2.6
D1.9/C2.6
0.1
1.6
3.3
0.1
0.1
1.8
D2.3/C2.9
1.7
1.4
3
D2.7/C3.1
D0.7/C0.3
1.2
1.5
3.3
D2/C2.7
D2.5/C3
3
D1.5/C2.7
D1.9/C2.7
D0.7/C0.3
D2.7/C3.1
3.3
3.3
1.2
D2.2/C3
0.1
D1.9/C2.7
1.5
D2.1/C2.9
0.1
3
D2.3/C3
2.3
1.5
0.1
3.3
3.3
D2.1/C2.5
3.3
1.7
D2.1/C2.6
D2.1/C2.6
D2.4/C2.8
1.6
1.4
D2.1/C2.6
0.1
0.1
0.1
3.3
D2.1/C2.5
3.3
D1.5/C2.6
D1.9/C2.6
1.8
D2.3/C2.9
B+
0.01u
C532
+3.3V
FL508
0.01u
C534
MT48LC1M16A1TG-7S
IC505
1
VCC
2
DQ0
3
DQ1
4
VSSQ
5
DQ2
6
DQ3
7
VCCQ
8
DQ4
9
DQ5
10
VSSQ
11
DQ6
12
DQ7
13
VCCQ
14
DQML
15
WE
16
CAS
17
RAS
18
CS
19
A11(BA)
20
A10/AP
21
A0
22
A1
23
A2
24
A3
25
VCC
26
VSS
27
A4
28
A5
29
A6
30
A7
31
A8
32
A9
33
N.C.
34
CKE
35
CLK
36
DQMU
37
N.C.
38
VCCQ
39
DQ8
40
DQ9
41
VSSQ
42
DQ10
43
DQ11
44
VCCQ
45
DQ12
46
DQ13
47
VSSQ
48
DQ14
49
DQ15
50
VSS
MT48LC1M16A1TG-7S
IC504
1
VCC
2
DQ0
3
DQ1
4
VSSQ
5
DQ2
6
DQ3
7
VCCQ
8
DQ4
9
DQ5
10
VSSQ
11
DQ6
12
DQ7
13
VCCQ
14
DQML
15
WE
16
CAS
17
RAS
18
CS
19
A11(BA)
20
A10/AP
21
A0
22
A1
23
A2
24
A3
25
VCC
26
VSS
27
A4
28
A5
29
A6
30
A7
31
A8
32
A9
33
N.C.
34
CKE
35
CLK
36
DQMU
37
N.C.
38
VCCQ
39
DQ8
40
DQ9
41
VSSQ
42
DQ10
43
DQ11
44
VCCQ
45
DQ12
46
DQ13
47
VSSQ
48
DQ14
49
DQ15
50
VSS
0.01u
C536
0.01u
C533
0.01u
C535
D_GND
0.01u
C537
1
A
FB508
10
SDDT9
SDDT15
SDAD11
SDDT8
SDDT7
SDDT1
SDDT0
SDDT14
SDDT13
SDDT11
SDAD8
SDDT4
SDDT9
SDAD5
SDAD6
SDDT15
SDAD9
SDDT0
SDAD5
SDAD3
SDAD4
SDDT10
SDDT6
SDDT6
SDAD3
SDAD10
SDDT4
SDDT2
SDAD7
SDAD0
SDAD4
SDDT12
SDAD11
SDDT5
SDAD2
SDAD1
SDDT5
SDDT7
SDDT11
SDAD6
SDAD8
SDAD9
SDAD0
SDAD1
SDAD7
SDAD2
SDDT3
SDDT13
SDDT10
SDDT12
SDDT3
SDAD10
SDDT14
SDDT8
SDDT1
SDDT2
(SEE PAGE 4-16)
1
MB-86 BOARD (3/8)
11
1
10
2
3
4
5
6
7
8
9
IC505
16M SDRAM
IC504
16M SDRAM
I
C
8
4
6
5
9
F
10
H
G
D
7
05
MB-86 BOARD (4/8)
2
3
E
B
MB-86 BOARD (3/8)
12
11
DVP-K350
4-19
4-20
MB-86 (DRIVE) SCHEMATIC DIAGRAM
• See page 4-7 for printed wiring board.
– Ref. No.: MB-86 board; 1,000 series –
DRIVE
MB-86 (5/8)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
NO MARK:DVD/CD PLAY
D:DVD PLAY
C:CD PLAY
C:CD PLAY
TRACKING SERVO DVD/CD CDV
SPINDLE SERVO(SPEED AND PHASE)
SLED SERVO DVD/CD
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
4.5
4.5
4.5
4.5
2.8
2.8
2.8
1.6
1.6
1.6
1.6
2.8
9.7
D3/C1.6
9.7
1.9
7.1
4.5
4.5
1.7
9.7
1.6
1.6
1.6
1.6
0.8
1.6
4.5
9.7
4.5
4.5
4.5
0
2.8
1.6
1.6
1.7
1.6
3
2.8
9.7
4.6
D5/C4.6
4.5
4.6
1.7
9.7
1.6
1.6
1.7
1.6
1.6
1.5
1.6
JL407
1k
R451
2200p
C420
JL404
M_GND
0.047u
C428
LA6553-TE-L
IC402
1
VS
2
VO3+
3
V03-
4
VO4+
5
VO4-
6
N.C.
7
VO(OP)
8
VIN-(OP)
9
VIN+(OP)
10
VCC
11
VIN4
12
VIN4-
13
VIN4+
14
VIN3+
15
VIN3-
16
VIN3
17
VREF-OUT
18
VREF-IN
19
VREF-SW
22
VIN2-
23
VIN2+
24
VIN1+
25
VIN1-
26
VIN1
27
S-GND
28
MUTE3
29
MUTE2
30
MUTE1
31
N.C.
32
VO1+
33
VO1-
34
V02+
35
VO2-
36
N.C.
21
VIN2
20
STBY
37
FR
38
FR
15k
R427
0.1u
C421
JL427
JL418
LA6553-TE-L
IC401
1
VS
2
VO3+
3
V03-
4
VO4+
5
VO4-
6
N.C.
7
VO(OP)
8
VIN-(OP)
9
VIN+(OP)
10
VCC
11
VIN4
12
VIN4-
13
VIN4+
14
VIN3+
15
VIN3-
16
VIN3
17
VREF-OUT
18
VREF-IN
19
VREF-SW
22
VIN2-
23
VIN2+
24
VIN1+
25
VIN1-
26
VIN1
27
S-GND
28
MUTE3
29
MUTE2
30
MUTE1
31
N.C.
32
VO1+
33
VO1-
34
V02+
35
VO2-
36
N.C.
21
VIN2
20
STBY
37
FR
38
FR
0.1u
C413
JL417
6.8
R408
150k
R416
10k
R423
0.068u
C412
33p
C410
0.1u
C416
JL402
10k
R402
0.1u
C415
JL426
2200p
C427
6P
CN401
GND
1
OCSW2
2
CKSW1
3
OCSW1
4
LDM-
5
LDM+
6
JL425
15k
R448
JL406
150k
R418
JL401
10k
R450
47k
R428
JL428
33p
C418
0.1u
C433
0.22u
C425
8.2k
R449
1k
R406
JL403
18k
R421
JL405
2200
R429
470p
C426
1k
R405
82k
R443
10k
R459
1k
R404
10k
R458
1k
R463
100k
R460
2200
R446
15k
R411
16V
47u
C405
100k
R425
10k
R436
+3.3V
0.047u
C423
15k
R419
JL411
2200
R426
470p
C409
10V
JL416
4700
R445
15k
R447
68k
R444
10k
R401
+5V
4700p
C424
4700
R415
68k
R417
JL410
4700p
C422
5P
CN402
RF
1
GND
2
FE
3
TE
4
PI
5
0.068u
C419
0.22u
C417
0.1u
C414
JL409
0.047u
C429
FL402
82k
R424
10k
R403
JL408
2200
R422
15k
R420
RF_MON
TRK-
TRK+
FCS-
FCS+
INLIM
SLB-
SLA+
SLB+
SLA-
SPM+
SPM-
TIB-
TIB+
TIA-
TIA+
6.8
R454
JL440
10
R412
0.1u
C408
10
R407
0.1u
C407
10
R475
0.1u
C430
0.1u
C411
10
R452
10
R495
0.1u
C431
0.1u
C465
0.1u
C466
10
R042
10
R041
0
R020
470
R019
0
R021
0.1u
C401
10
R409
0.8A
F401
0.8A
F402
SVC
PI
TE
FE
OCSW1
OCSW2
CKSW1
XDRVMUTE
1
A
D_GND
LDFREE
SPCNT1
TIB-
TIA-
OCSW2
SLB-
SLDB1
TIA+
TIB+
SLA-
OCSW1
SLB+
SLA+
TIL
TB1
LDMD1
CKSW1
SPM-
FE
SPM+
TIL
T
A
1
SPDL1
LDM-
LDM+
TE
FE
PI
TIL
TMUTE1
SLDA1
TIB-
TIB+
TIA+
TIA-
SLB-
SLB+
SLA-
SLA+
LDM-
LDM+
OCSW1
CKSW1
OCSW2
SPM-
SPM+
TE
PI
9
16
15
14
17
13
12
11
10
6
7
8
5
2
1
3
4
MB-86 BOARD (5/8)
9
15
12
11
E
7
2
B
I
3
8
J
13
10
14
05
K
5
6
F
4
L
H
G
C
D
M
IC402
LOADING
IC401
2
MB-86 BOARD (6/8)
(SEE PAGE 4-21)
MS-48 BOARD
CN001
MB-86 BOARD (1/8)
CHECK
SKEW SERVO DVD/CD
FOCUS SERVO
MB-86 BOARD (3/8)
(SEE PAGE 4-6)
MB-86 BOARD (1/8)
MB-86 BOARD (3/8)
SPINDLE/SLED/
MOTOR DRIVE
FOCUS/TRACKING
COIL DRIVE
TILT MOTOR DRIVE
MB-86 BOARD (7/8)
MB-86 BOARD (7/8)
SIGNAL PATH
DVP-K350
4-21
4-22
MB-86 (SERVO DSP) SCHEMATIC DIAGRAM
• See page 4-7 for printed wiring board.
– Ref. No.: MB-86 board; 1,000 series –
• Waveforms
2
IC404
wd
(DVD play)
500 mV/DIV 50 ms/DIV
1.4 Vp-p
2
IC404
wd
(CD play)
500 mV/DIV 200 mV/DIV
1.7 Vp-p
1
IC404
ws
(DVD play)
100 mV/DIV 50 ms/DIV
1
IC404
ws
(CD play)
500 mV/DIV 50 ms/DIV
860 mVp-p
180 mVp-p
SERVO DSP
MB-86 (6/8)
*:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
VOLTAGE AT THE MARKED POINTS.
NO MARK:DVD/CD PLAY
D:DVD PLAY
C:CD PLAY
C:CD PLAY
SLED SERVO DVD/CD
TRACKING SERVO DVD/CD CDV
SPINDLE SERVO(SPEED AND PHASE)
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
B+
1
2
1.7
0.7
0.7
4.7
3.2
3.1
3.6
1.7
1.7
1.7
1.7
2.7
3.3
1.8
D1.7/C*
D1.7/C*
D2.2/C*
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0.1
*
0.2
3.3
3.3
0.1
3.3
3.3
3.3
1.6
3.3
3.3
3.3
1.9
0
0
3.3
3.3
3.3
3.3
2.5
2.9
0
0
2.2
2.2
3.3
2.5
2.5
2.7
2.8
2.7
1.1
3.3
1.8
3.3
3.3
1.6
1.6
3.3
1.6
2.6
3.3
0.7
3.3
1.6
1.7
1.6
1.6
D2.8/C2.1
2.3
1.5
1.7
3.3
0.1u
C439
0.01u
C454
1800
R480
56k
R474
JL436
1800
R481
MDP0
150k
R464
JL437
22
R002
4700p
C450
1k
R009
MDS0
1k
R488
CXD9569R
IC404
1
PDM3
2
VDD2
3
PDM2
4
VSS2
5
PDM1
6
VDD1
7
PDM0
8
VSS1
9
VRTA
10
VCCA1
11
TESTA
12
GNDA1
13
VRBA
14
VSS3V
15
VDD3V
16
ADC7
17
ADC6
18
ADC5
19
ADC4
20
ADC3
21
ADC2
22
ADC1
23
ADC0
24
VSS
25
VDD
26
TZC
27
MIRR
28
PGREF
29
PGIN
30
VSS
31
FGREF
32
FGIN
33
LG
34
DFCTI
35
HEAD
36
VDD
37
GIO15
38
GIO14
39
GIO13
40
GIO12
41
GIO11
42
GIO10
43
VSS
44
GIO9
45
GIO8
46
GIO7
47
GIO6
48
GIO5
49
GIO4
50
VDD
51
VSS
52
GIO3
53
GIO2
54
GIO1
55
GIO0
56
VCC
57
CLKOUT1
58
VSS
59
TRST
60
TMS
61
TDI
62
TCK
63
TDO
64
VDD
65
EMU1
66
EMU0
67
VSS
68
RS
69
TESTC
70
TESTB
71
PWM2
72
PWM1
73
PWM0
74
VDD
75
VSS
76
HINT
77
HCS
78
HWR
79
HRD
80
HA1
81
HA0
82
HD7
83
HD6
84
HD5
85
VDD
86
HD4
87
HD3
88
HD2
89
HD1
90
HD0
91
GNDA2
92
LF
93
VCCA2
94
VSS
95
CLKIN
96
VDD
97
TEST2
98
TEST1
99
TEST0
100
VSS
0.047u
C442
HD13
56k
R469
JL433
RD
0.1u
C446
JL435
1k
R467
0.22u
C457
0.047u
C443
HD9
1k
R466
0.1u
C458
27MSDP
BA10324AFV-E2
IC403
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1k
R465
0.01u
C460
HD15
1k
R486
HA1
1k
R489
JL431
100
R015
0.01u
C452
6.3V
47u
C444
470p
C435
0.01u
C455
1300
R470
JL434
470p
C434
470
R490
1k
R468
18k
R478
1k
R487
33
R482
0.1u
C445
0.1u
C437
18k
R479
10k
R012
220
R476
LOCK
0.033u
C436
0.1u
C447
0.033u
C438
JL430
0.1u
C440
470
R485
JL429
JL439
JL438
JL432
4700p
C448
0.001u
C459
HD10
WRH
1k
R496
SDSPINT
HD11
HD12
XSDSPCS
470
R493
XRST
0.1u
C456
470
R494
1300
R473
470
R492
HA0
1k
R472
12k
R483
HD14
47u
16V
16V
C451
4700p
C449
1k
R497
1k
R477
D_GND
150k
R471
1k
R491
12k
R484
HD8
47
R014
10k
R013
0.1u
C441
MIRR
SSDFCTI
TZC
SSCK
SSWD
SSRD
SSCS
SSDFCT
0.01u
C463
1k
R016
1k
R017
0.01u
C462
1
A
C453
0.01u
SEMU0
FE
SLDB1
SLDA1
MIRR
PI
TZC
TE
SEMU1
LDFREE
SEMU0
SPFG1
LDMD1
SSDFCTI
TILTB1
HA1
SDSPINT
HA1
HD12
XSDSPCS
WRH
TILTA1
HD15
SPCNT1
HD10
HD12
HD8
SSCK
HD10
HD11
HD14
HD15
XSDSPCS
RD
HD8
SSCS
HD14
SSRD
HD11
SSWD
HD9
HD13
RD
SPDL1
HA0
SSDFCT
SDSPINT
SSDFCT
HD13
WRH
HD9
SSRD
SSCS
SSWD
SSCK
TIL
TMUTE1
HA0
TZC
SSDFCTI
MIRR
SPFG1
SEMU1
6
13
14
15
16
12
11
10
7
9
8
5
4
3
2
1
MB-86 BOARD (6/8)
9
16
15
12
11
E
7
2
B
17
I
3
8
J
13
10
14
05
K
5
6
F
4
L
H
G
C
D
M
17
2
MB-86 BOARD (5/8)
(SEE PAGE 4-20)
IC404
SERVO DSP
IC403
MB-86 BOARD(1/8)
SKEW SERVO DVD/CD
FOCUS SERVO
REF,VOLT GEN
SPINDLE FG AMP
POWER SUPPLY
MB-86 BOARD(8/8)
MB-86 BOARD(3/8)
MB-86 BOARD(8/8)
MB-86 BOARD(7/8)
MB-86 BOARD(8/8)
MB-86 BOARD(7/8)
MB-86 BOARD(2/8)
SIGNAL PATH
Click on the first or last page to see other DVP-K350 service manuals if exist.