Sanyo DWM-400 Service Manual page 18

SCHEMATIC DIAGRAM (MAIN Top left)
RF50V
QQ7
2SK3018
RFGND
RFGND
CN1
24 RFGND RF50V
LD-GND
23
DVDLDO
DVD-LD
22
NC
TC4
21 RF50V
HFM-VCC
100uF/ 16V
20 DVDMD1
MPD
CC62
19
CDLDO
CD-LD 0.1uF
18 VR-DVD
DVD-VR
17 VR-CD
CD-VR
16
NC
15
PUH-E
E
14 RF50V
VCC
13
PVC
VC(Vref)
12 RFGND
PUH -C
GND RFGND
11
PUH-F PU H - D
F
10
PUH-D PUH - A
B
9
PUH-A
A
8
DVDRF
RF
7
CD-DVD
CD/DVD SW
6
PUH-B PUH-B
D
5
PUH-C
C
4 RR7
TRACK-
T-
3
TRACK+
T+
2 FOCUS-
F+ RR8
1 FOCUS+
F-
SANYO-DV34
CC7 6
DVDLDO
0.1uF
RFGND
L7
CDLDO
RF50V
QQ5
2SK3018
C50
0.1uF
RR3 7
10K
RFO
RFGND RR36
10K
RR40
18K
0.1uF
QQ8
2 C52
TP1
2SC1623 C51
470P
QQ6 RFO
RR3 9
2 C54
820P F
C53
100K
470P
2SC1623
RFGND C55
R68
DVDRF C57 4700P
IC3
RF50V
C59 0.1U
RFGND
C61 680P
1
DVDFRP
C62 680P 2
DVDRFN
3
A2
C64 680P
4
B2
5
C2
6
C67 680P
D2
7
CP ES6603
RR1 8
OPEN C68 100P
CN
RR2 9
0
D
10
RR3 0
C
RR4 11
0
B
12
A
RR5 OPEN 13
CD_D
14
CD_C
15
RR6 0
CD_B
16
CD_A
0
0
C76
D12 IN4148 0.22U
1
RFGND
L6
FB (0805) PVC C78
DVDLD
C77 1000P
CDLD C80
2
Q1 DVDMD1
2SB1132 C81
100U / 16V
R91B 18 OHM RFGND
R91A
18 OHM RF50V
18 OHM
R92A
C82
R92B 18 O HM
100U/ 16V
2
2SB1132
Q2 1000P
C83
C58
0.1uF
MGND
D13
IN4148
FOCUS
R71
R73
C66
RR5 2
R76 12K
MVCC
33
RR5 6
RFGND
RR55
1K
CC73
FOCUS-
RR8 0 L11
MVCC
4.7K C71
CC7 1
INDUCTOR1
0.1uF
M9V
47uF
MGND
MGND
CN506
+
SLED R87
1
SLED - R89
2
LOAD + / D CMO +
3
4 L L A O O D LO A A -/DCMO / / - O O
5
6
CC8 2
103
- 18 -
C48 0.1uF
RF50V
C49 0.1uF
RFGND
DIN
DIP
0.1uF
RF50V
C56 0.01U
RF50V
12K(1%)
RFGND
RF33V
48
SCSJ
SDEN
47
SDATA
SDATA
46 SCLK
SCLK
45
V33
44 0.047U
C65
LCP
43
LCN
42
MNTR
41
CE
CE
40
FE
FE
39
TE
TE
38
PI
37
V25
36
SVREF15
V125
35
RF50V
TPH RF50V
34
C70 0.1uF
DFT
33
LINK
R157 0 DEFCT
MEVO
TP25 TP2
LI NK DEFCT
RF50V
R32 33K
160P
C79 33000P
0.01U
MIRRA
MVCC R153 OPEN
R69
SPD ON
IC110
1K
D5954FP
D11
1 28 R72 1 RESET#
33K
VINFC STBY
10K
2 27
47K
CFCERR1 BIAS
IN4148
3 26 TRACK
100P R74 33K
CFCERR2 VINTK
4 25
R77 47K
VINSL+ CTKERR1
5 24 C69
100P
VINSL- CTKERR2
3.3K
6 23 R154 0 SPI N DLE
VOSL VINLD
4700P
7 22 R155 OPEN OPEN
VNFFC PREGND
CC078
100uF /10V
8 21
MV CC
VCC PVCC2
9 20
TRACK-
PVCC1 VNFTK
10 19
PGND PGND
11 18
SLED- LOAD-/DCMO-
VOSL- VOLD-
12 17
SLED+ LOAD+/DCMO+
VOSL+ VOLD+
C072
1(0805) 13 16 R88 1(0805)
VOFC- VOTK-
1(0805) R90 1(0805)
0.1U
14 15
VOFC+ VOTK+
MGND
RF33V
RFGND
R25 OPEN
TR1
R27 1.2K
TR2
RFGND R28
C33 C34 C35 R29
0.1uF 47P 0.1uF
C40 C41 C37 C39
C38
SVREF15
1U 0.015U F 560P 0.015U F 560P
CD_DVD_CT
SPINDLE
FOCUS
SLEGN
TRACK
C177
0.015U F
5
C42 C43 C44 6
SCSJ
7
SCLK
33pF 33pF 33pF 8
SDATA
33x4
RN7
INSW
HOMESW
CLOSE R37 1K
OUTSW
OPEN R38 1K
MOCTL
1K
R40
IC104
VCC
1 8 R107 4.7k
S0 VCC 1K
R39
2 7 R106 4.7k
S1 WC VCC
3 6
LED1
S2 SCL
4 5
GND SDA
R47 33R
AT24C02N
R45 33R
SERIAL EEPROM
KS1
KS2
R17
3 1 0
RESET#
VCC33 VCC RST
C14
R18
IC1
0.1uF
IMB809SEUR-T
100K
CN501
GNDV VCC
1
+5V
2
IR
3
LED2
4
LED1
5
LED3 LED3
6
KS2
7
8
K1
- 19 -
RFG
SBAD
FE
CE
TE
C
DIP
4
C179 7 7 C
OPE O P P N
C C180 8 8
O OPE P P N
C
DIN
4
R19
R22 2 2
C20 C21 C22
0.1uF 0.1uF 0.1uF
C
6
RFG GND
C26 RF33V
OPEN
C28
OPEN
C30 C31
0.047U
C32 0.1uF
560pF 157
A
158
A
159
X
160
X
10K 161
X
5.1K 162
A
163
TR1
X
164
TR2
X
165
X
C36 166
X
0.1U 167
A
0 168
R146
X
R147 0 169
X
170
A
R148 5.1K 171
X
R149 6.8K 172
X
173
X
6.8K
R150 174
X
6.8K
R151 175
X
6.8K
R152 176
X
177
X
4 178
X
3 179
S
2 180
X
1 181
X
182
DEFCT
X
183
SLDC
X
184
SPDON
X
185
V
186
V
187
X
188
X
189
X
190
X
191
X
192
X
SOUCER 193
E
LED3 194
E
LED2 195
E
R46 33R 196
E
197
V
198
V
199
A
200
A
R48 33R 201
A
R49 33R 202
A
203
A
204
A
205
A
206
A
RESET# 207
R
208
V