Schematic Diagram - Wlk4 Main Board (2/2) - Sony TA-SA300WR Service Manual

4-3.

SCHEMATIC DIAGRAM - WLK4 MAIN Board (2/2) -

1 2
WLK4 MAIN BOARD
A
B
CN104
9P
JL156
32V 1
NC 2
C
32V 3
C
32V 4
C197
JL151
0.1
GND 5
POWER
BOARD
GND 6
CN901
GND 7
(Page 17)
JL147
MAIN-ON 8
E4V 9
D
CN105
5P
JL152
B SL(–) 1
NC 2
JL153
WLK4-TERM SL(+) 3
JL154
BOARD
SR(–) 4
CN303 JL155
(Page 15) SR(+) 5
E
R214 R215
100k 100k
C159
2.2
F
R207
100k
G
R203 R202
100k 100k
RT3AMMM
C136 OVER LOAD
2.2
H
R199
100k
I
1
2
3
4
J
5
6
7
1
8
9
WLK4 MAIN
10
BOARD
(1/2)
11
(Page 12)
12
13
K
14
15
18
17
16
TA-SA300WR
• See page 11 for Waveforms. • See page 18 for IC Block Diagrams.
3 4 5 6
(2/2)
JL157
CL185
C198
0.1
1
R233 R232 R231
5 SENSE
10k 10k 100k
12
4 VOUT
3 GND
32.3
2 VIN
CL184
32.3
1 VCONT
R230
0
IC109
IC B/D
+12V REGULATOR
IC109
SI-3010KM-TLS
C195 C194 C177 C182 C180 C165 C163
47 0.1 0.1 2200 100 0.1 100
35V 35V 35V 35V
C191
1000p
C190 1000p
CL191
C193 1000p
C196
1000p
C186
0.1
L101
10uH
C173 C174
0.01 1
4 3
JL142
2 1
C169 C172
Q107 0.01 1
RT3AMMM
16 OVER LOAD
DETECT
C161
0.1
16 0
-1
16 0
-2
C157
0.1
16
JL140
L100
10uH
C145 C147
0.01 1
4 3
JL137
2 1
C143 C144
0.01 1
Q106
16
DETECT
-1
16 0
-2
16 0
R192
C135
0
0.1
16
C129
0.1
JL135
R186 C156 C154 C152 C140
R190 33k 2200 100 0.1 0.1
100k 35V 35V
R184 C125
Q105
2SC4154TP-1EF 1.5k 0.1
DC DETECT
0
CL157
3.3
R187
4.7k
CL154 JL131
7 8 9
JL139
C167
10
Q108 IC108
RT1N141M-TP-1
POWER DETECT
D112
+3.3V REGULATOR
R224 DZ2J056M0L
1k
0
4.2
JL144 4
3
3.3
5
R225 R223
10k 10k
D111
DA2J10100L
IC104
IC B/D
POWER AMP
IC104
CXD9981TN
12 GVDD_D 12
23 22
GVDD_C
BST_D
27.3 12
24 21
VDD
NC
25 20
NC
32.3 PVDD_D
26 19
NC
CL199
32.3 PVDD_D 1.6
27 18
PWM_D
CL189
16 OUT_D 3.3
28 17
/RESET_CD
GND_D 1.6 CL198
29 16
PWM_C
GND_C
30 15
M1
CL188
16 OUT_C JL143
31 14
M2
R209
PVDD_C 0
32.3 3.3
32 13
M3
CL195
27.3 BST_C 3.3
33 12
VREG
JL141
27.3 BST_B
34 11
AGND
32.3 PVDD_B
35 10
GND
CL187
JL138
16 OUT_B 1.1
36 9
OC_ADJ
GND_B 1.6 CL197
37 8
PWM_B
GND_A 3.3
7
38
/RESET_AB
CL186
CL196
16 OUT_A 1.6
39 6
PWM_A
JL136
32.3 PVDD_A 3
40 5
/SD
32.3 PVDD_A
41 4
NC
NC
42 3
NC
CL190
27.3 BST_A
43 2 JL134
/DTW
JL133
12 GVDD_A 12
44 1
GVDD_B
C138
100
35V
C122
0.01
SL100
Q104
RT3CLLM
POWER DETECT
0.6 0
-1 -2
0 3
R175
22k
CL146
CL141
13 13
10 11 12
R242 C185
IC B/D
1k 10p
2
X101
R251
49.152MHz
150
1
R219
1M
3
IC107
2
3.3
1
CL192
CLOCK BUFFER
IC107
C178
TC7SHU04FU
100
10V
1.6
3 4
GND
1.7
C170
2
2200
3.3
6.3V
1 NC VCC 5
5
C155
10
C166 C158 C201
C148
0.01 1 0.1
0.1
4
C133
0.1
C130
0.1
IC B/D
48
C199
1 XVSS
100
16V
2 VSUBC
3 VSSR
CL203
1.6
4 OUTR2
3.3
R196
5 VDDR
100
CL202 1.6
6 OUTR1
7 VSSR
R216
R193
0
8 VSSL
100
CL201 1.6
C189
9
0.1 OUTL2
3.3
R191
10
VDDL
100
CL200
1.6
11
OUTL1
C162 C188
R208
12 VSSL
0.1 0.1
0
C126
0.1
C187
13 14 15 16 17 18 19 20 21 22 23 24
0.1
R205
22k
2
R182
JL130 100k
R200
0
C132
0.1
CL153
0
R222
100
3.3
C131 -1
0
0.1
-2
Q103
RT3CLLM
0.6
SHUTDOWN
SWITCH
RB003
100
IC B/D
IC103
JL128
D FLIP-FLOP
R164 R180 R174 IC103
1k 2.2k 220k TC74LCX74FT(EKJ)
JL127
JL132
JL129
TA-SA300WR
13 14 15 16
JL145
1.8
SL122
2 VSS VOUT 3
C184
CL193
3.3 3.3
10p
1 4
CE VIN
IC106 IC B/D
R221 R243
+1.8V REGULATOR
220 1k Q110
IC106 2SB1690KT146
MM3404A18URE
3.3 3.3
R234
47k
2.5
R236 R235
Q110, 112
470 470
B+ SWITCH
0
Q112
RT1N141M-TP-1
3.3
R217 C141 C134 C118
22 CL194 220 0.1 0.1
10V
CL162
C175
100
10V
3
47 46 45 44 43 42 41 40 39 38 37
C179
1
CL161
1.6
XFSIIN 36
1.8
DVDD 35
TEST 34
BFVSS 33
IC105
3.3
BFVDD 32
0.9 CL160 DATA
STREAM PROCESSOR DATA 31
0.9 CL159 BCK
IC105
BCK 30
CXD9843AR
0.9 CL158 LRCK
29
LRCK
28
MCKSEL
3.3 CL156
27
INIT
C137
26 CL155
SFLAG
0.1
3.3
FLAGL 25
R188
100
R185
100
C127
0.1
R171 R181 R167 R177
10k 100 10k R165 100
10k
CL150
CL151
R176
CL148 CL144 220
R178
220
FB101
R173
7 6 5 4 3 2 1
100
C120
22p
8 9 10 11 12 13 14
R179
220
R183
220
CL142
CL152