Schematic Diagram - Main Board (2/2) - Sony SWF-BR100 Service Manual

3-7.

SCHEMATIC DIAGRAM - MAIN Board (2/2) -

1 2 3
MAIN BOARD (2/2)
A
B
C
R180
2.2k
0
R174
D
220k
0.6
2
JL128
1
2
3
4
5
R171
E
10k
6
RB103
100 R167
10k
7
>101S
8
MAIN
9
BOARD
(1/2)
10
(Page 18)
R165
10k
F
11
12
13
14
15
16
17
G
H
I
TC74LCX74FT(EKJ)
J
256FS
K
SWF-BR100
• See page 22 for Waveforms. • See page 22 for IC Block Diagrams.
4 5 6
CL141 JL127
CL146
2.9 0
R172 R175 3 6
47k 22k
0 0.6
5 2
4 1 HN1C01FU
C119 C122
POWER DETECT
47 0.01
16V
JL130
Q103
HN1C01FU
3.4
SHUT DOWN
6 3 SWITCH
0
12 11 10 9 8 7 6 5 4 3 2 1
5
3
1 4 R182
100k
13
XOVSS XFSOIN
CL153
1.7
14
XFSOOUT XVDD
3.2
15 XOVDD HPVDDL
1.7
16 DVDD HPOUTL1
IC105
17
DVSS HPVSSL
3.2
18
NSPMUTE HPOUTL2
CL145
3.5 STREAM PROCESSOR
19
SOFTMUTE HPVDDR
IC105
3.2
CXD9843AR
20 PGMUTE HPOUTR1
CL149
0.5
21 SCDT HPVSSR
CL147 0.7
22 SCSHIFT HPOUTR2
CL143
3.5
23
SCLATCH FSOI
3.2
24
FLAGR FSOCKO
R185
100
25 26 27 28 29 30 31 32 33 34 35 36
4
R188
100
5
CL152
R177
100
R181
100
R178
220
CL151
7 6 5 4 3 2 1
IC103
C127
PRESCALER
0.1
IC103
8 9 10 11 12 13 14
2
R197
0
R179
220
R183
220
R173 R176
FB101
120 220
LTC014EUBFS8TL
7 8 9 10
CL157
R187
4.7k
CL154
R200
0
SL100
Q105
LSCR523UBFS8TL
DC DETECT
JL131
0
Q104
C125 R184 R190 C129
0.1 1.5k 100k 0.1
R191
100
R193
100
R196
100
R217
22
1.5
48
3.2
47
3.2
46
45
44
R209
43
C131
3.2
0.1
42
R221
6 390
41
C132
40
0.1
R206
39
150
1.6
38
5 4
C187
1.6
IC107 0.1
37
CL162
CLOCK BUFFER
C188
IC107 0.1
TC7SHU04FU
1 2 3
C189
0.1
R219
1M
C185 C184
7p 7p
C126 C130 C149 C148 C166 C133
0.1 0.1 0.1 0.1 0.01 0.1
4 4 3 3
IC106
+1.8V REGULATOR
IC106
MM3411A18URE
1 1 2 2
C118 C134 C141 C205 C158
0.1 0.1 100 0.1 1 R243
16V 1k C137 C175
0.1 100
16V
JL139
R236
SL122
470
Q110, 112 R235
B+ SWITCH 470
5 4
IC108
+3.3V REGULATOR
Q110
0 3.2
2SB1690KT146
3.5
2.5
Q112
1 2 3
R234
3.3
47k
C155 C167
10 10
19 19
11 12 13 14
OVER LOAD DETECT
R192
0
15.9
R186
33k
JL133
11.9 11.9
R199
GVDD_A 44
1 C135
100k
GVDD_B
0.1
27.3
JL134 BST_A
2 43
/DTW
JL137
NC
3 42
NC
32.2
C160
4 PVDD_A 41
470
NC 35V
JL136
2.9 32.2
PVDD_A 40
5
/SD
1.6 16
OUT_A
6 39
PWM_A
JL132
7 GND_A 38
/RESET_AB
1.6
GND_B 37
8
R205 PWM_B C157
JL138
22k 1.1 16 0.1
C138
OUT_B
9 36
470 C196
OC_ADJ
35V 0.001
32.2
PVDD_B
10 35
GND
27.3
C139
11 BST_B 34
AGND 470 C172
R208
C162 C161 35V 2.2
0
JL141
1 3.2 27.1 0.1
12 BST_C 33
VREG
3.2 32.2
PVDD_C
13 32 L102
M3 10uH
JL143
16.1
14 OUT_C 31
M2
15 GND_C 30
R216 M1
0 1.6
GND_D
16 29
PWM_C
16.1
OUT_D
17 28
C174
/RESET_CD
2.2
1.6 32.2
C156
18 PVDD_D 27
470
PWM_D 35V
32.2
0
19 PVDD_D 26
C191
NC
0.001
NC
20 25
NC
11.9 27.1
BST_D
21 24
VDD
C186 C140
JL146 11.9 11.9
0.1 2.2
22 GVDD_D 23
GVDD_C
C152
IC104 2.2
POWER AMP
C165
IC104 2.2
CXD9981TN
L103
C177
10uH
2.2
SL101
JL145
IC109
+12V REGULATOR
IC109
SI-3010KM-TLA
1 2 3 4 5
JL157
R231 C197
C179 100k 0.1
1
R232 C194
10k 0.1
R233 C198 C199 C195
10k 0.1 100 47
16V 50V
R230
0
R223 R225
2.9
10k 10k
0
R224
D112
Q108 1k
DZ2J056M0L
LTC014EUBFS8TL
R222
POWER DETECT
100
Note: When the IC104 on the MAIN board is replaced, refer to
"NOTE OF REPLACING THE IC104 ON THE MAIN
BOARD AND THE COMPLETE MAIN BOARD" on page 3.
SWF-BR100
15 16
Q106
HN1A01FU
0 0
6 3
15.9
2 5
1 4
15.9 15.9
JL135
C136
2.2
R202 R203
100k 100k
CN105
4P
WR3
4 SW(+)
JL152
3 SW(+)
SP100
JL153
2 SW(–)
1 SW(–)
(CHASSIS)
CN104
8P
JL156
1 32V
2 32V
WR2
3 32V
JL151
4 GND
>02S
5 GND
JL140
POWER
6 GND
BOARD
JL147
CN901
7 MAIN-ON
JL142
(Page 21)
8 E4V