Sony DAV-SB300 / HCD-SB300 Service Manual ▷ View online
HCD-SB300
49
49
HCD-SB300
6-24. SCHEMATIC DIAGRAM – AMP Board (2/4) –
•
See page 64 for IC Block Diagrams.
Q114
R119
C178
R118
C136
R246
R136
R156
R146
IC106
C186
R206
C176
C272
C156
C271
C166
R196
R117
R175
C199
R245
C135
R116
C168
C145
R135
IC105
IC104
R205
C175
C210
C185
C155
C209
C165
R195
C116
C106
C115
C114
R115
C160
R174
C198
C134
R244
C144
R114
R134
R164
R165
R154
R144
R155
R145
C184
C154
C208
C174
R204
C207
C164
R194
C104
C194
D206
D106
L136
L126
C226
C216
C256
R216
C291
C292
C266
R226
R430
C377
D304
D303
R431
C372
R139
R395
C385
Q301
C158
C105
D205
D105
C225
C290
C265
R225
L125
C215
R215
C255
C289
L135
D104
D204
L134
L124
10
µH
10
µH
10
µH
10
µH
10
µH
10
µH
C224
C214
R214
C288
C264
R224
C254
C287
C197
C227
C267
C294
R227
D207
D107
C217
C293
C257
R217
R481
R450
R482
R451
R483
R452
R484
R453
R485
R454
R486
R455
C200
R128
C180
R120
C137
C218
R177
R167
C147
R157
R247
R147
R137
R239
C274
C177
R207
C273
C167
R197
C117
C107
C187
C157
L127
10
µH
10
µH
L137
R411
R412
R410
R409
R366
R365
R413
R414
C395
C396
C397
R367
Q109
Q110
Q112
Q111
Q106
Q108
CN313
R166
C146
Q113
C196
R176
IC107
R235
R237
R233
C195
2SA1602
22k
47p
22k
0.01
100
0
0
0
CXD9774M
0.033
3.3
0.22
0.22
0.033
0.22
0.22
3.3
22k
0
0.1
100
0.01
22k
47p
0.1
0
CXD9774M
CXD9774M
3.3
0.22
0.22
0.033
0.033
0.22
0.22
3.3
1
1
1
1
22k
47p
0
0.1
0.01
100
0.1
22k
0
0
0
0
0
0
0
0.033
0.033
0.22
0.22
3.3
0.22
0.22
3.3
1
2200
35V
P6SMB39AT3
P6SMB39AT3
1
1
0.0022
2.7
0.0022
0.0022
0.0022
2.7
10k
10
50V
1SS355TE-17
1SS355TE-17
100k
1 50V
0
100k
2.2
KTC3875S GR
47
10V
1
P6SMB39AT3
P6SMB39AT3
1
0.0022
0.0022
2.7
1
2.7
0.0022
0.0022
P6SMB39AT3
P6SMB39AT3
1
1
2.7
0.0022
0.0022
2.7
0.0022
0.0022
2200
35V
1
0.0022
0.0022
2.7
P6SMB39AT3
P6SMB39AT3
1
0.0022
0.0022
2.7
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
0.1
22k
47p
22k
0.01
0.1
0
0
0.1
0
100
0
0
100
0.22
0.22
3.3
0.22
0.22
3.3
1
1
0.033
0.033
100k
100k
100k
100k
100k
100k
100k
100k
2.2
10
10
100k
2SA1602
2SA1602
2SA1602
2SA1602
2SA1602
2SA1602
6P
0
0.1
2SA1602
2200
35V
0
CXD9774M
100
100
100
2200
50V
1
2
3
4
6
7
8
9
10
11
12
23
24
26
27
28
29
30
31
32
33
34
35
36
37
S
D
S
D
R
ES
ET
R
ES
ET
S
D
SW-
SW-
SW+
SW+
C+
C-
(2/4)
POWER DRIVER
POWER DRIVER
POWER DRIVER
PROTECT DETECT
POWER DRIVER
Q109-114
OVER LOAD
DETECT
OVER LOAD
DETECT
OVER LOAD
DETECT
(Page 48)
(Page 51)
(Page 53)
HCD-SB300
50
50
HCD-SB300
6-25. SCHEMATIC DIAGRAM – AMP Board (3/4) –
•
See page 64 for IC Block Diagrams.
•
See page 43 for Waveforms.
C362
FB301
R428
R429
Q303
C248
R374
R373
R372
R371
C304
C306
C305
R346
C301
C302
C303
C329
C330
C331
R325
SL301
C308
R321
R320
C381
R393
R396
C384
R394
IC305
C371
C375
C374
R400
C368
C370
C367
C366
C350
C357
R341
C356
R334
R330
C351
R335
R331
R340
R337
R336
C352
R333
R332
C354
R339
R350
C363
R338
C353
R349
C355
IC301
C309
C310
R323
R348
Q304
C361
C360
C359
C358
CN300
IC108
R322
CNP303
C382
C383
L302
1
µH
X450
IC303
R426
R427
R425
R343
M301
CNP305
CNP304
C436
R342
C380
100
10V
10V
47k
4.7k
2SB1013
47
16V
560
560
560
560
0.1
0.1
0.1
470
0.1
0.1
0.1
47
16V
47
16V
47
16V
0
0.1
0
0
0.01
22
100
5p
1M
MC74VHC1GU04
0.01
100
16V
16V
0.01
100k
0.01
0.1
0.1
220
16V
16V
0.1
100p
33k
100p
22k
22k
100p
22k
22k
33k
22k
22k
100p
22k
22k
100p
24k
2.7k
0.1
24k
100p
2.2k
100
16V
16V
RC4580IDR
0.1
0.1
0
470
KRC103S RTK
47
25V
0.1
470
10V
10V
470
10V
10V
2P
CXD9788AR
10k
5P
0.001
10p
49.152MHz
TK11118CSCL-G
560
560
470
0
2P
4P
100p
0
220
10V
10V
13
14
15
16
17
18
19
20
38
39
40
41
42
43
44
NSP MUTE
OVF
SOFT MUTE
PGMUTE
SCDT
SHIFT
INIT
LRCK
BCK
SCK
HPSW
HP MUTE
LAT1
DATA1
GND
HPSW
HP-L
HP-R
12V
GND
3.3V
GND
29.5V
29.5V
(3/4)
STREAM PROCESSOR
+1.8V REGULATOR
HEADPHONE AMP
VCC
GND
VOUT
VIN
VCO
N
T
GND NP
GND
VCC
(FAN)
HP-MUTE
OSC
(Page 63)
(Page 63)
(Page 63)
(Page 51)
(Page 48)
HCD-SB300
51
51
HCD-SB300
L122
C393
R171
R109
C139
C188
C141
C131
R241
R131
C138
R151
R141
IC101
IC102
IC103
R110
R132
R242
C132
C142
C189
R152
R142
R111
C148
R172
R162
R161
C149
R112
R243
C133
C190
R173
R163
C143
R133
R129
D208
R153
R143
R113
C183
C153
C206
C173
R203
C205
C163
R193
C204
C172
R202
C203
C162
R192
C152
C182
R201
C171
C202
R497
R496
R495
R494
C201
C161
R191
C181
C151
C111
C102
C112
C103
C113
C191
C192
C101
C193
L133
10
µH
D203
D103
C286
C263
R223
C223
C213
R213
C253
C285
L123
C222
C262
C284
R222
L132
C212
C283
C252
R212
D202
D102
L121
C211
C251
C281
R211
R221
C261
C282
C221
L131
D201
D101
C394
R364
R407
R408
R363
R405
R406
R
4
9
1
R
4
6
0
R
4
9
2
R
4
6
1
R
4
9
3
R
4
6
2
R361
C391
R401
R402
R404
R403
R362
C392
R
4
6
3
R
4
6
4
R
4
8
8
R
4
5
7
R
4
8
7
R
4
5
6
R
4
5
9
R
4
9
0
R
4
5
8
R
4
8
9
C
27
5
C2
7
6
C27
7
C
2
78
CN306
CN307
R108
Q105
Q107
Q102
Q101
Q103
Q104
R229
R231
2.2
0
22k
XX
0.1
0.1
0.01
100
0
47p
0
0
CXD9774M
CXD9774M
CXD9774M
22k
0
100
0.01
0.1
0.1
0
0
22k
47p
0
0
0
47p
22k
100
0.01
0.1
0
0
0.1
0
100
MA8027-H-TX
0
0
22k
0.033
0.033
0.22
0.22
3.3
0.22
0.22
3.3
0.22
0.22
3.3
0.22
0.22
3.3
0.033
0.033
3.3
0.22
0.22
10k
10k
10k
10k
0.22
0.22
3.3
0.033
0.033
1
1
1
1
1
2200
35V
2200
35V
1
2200
35V
P6SMB39AT3
P6SMB39AT3
0.0022
0.0022
2.7
1
1
2.7
0.0022
0.0022
1
0.0022
0.0022
2.7
1
0.0022
0.0022
2.7
P6SMB39AT3
P6SMB39AT3
1
0.0022
0.0022
2.7
2.7
0.0022
0.0022
1
P6SMB39AT3
P6SMB39AT3
2.2
100k
100k
100k
100k
100k
100k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
100k
2.2
100k
100k
100k
100k
100k
2.2
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
0
.0
0
1
0.00
1
0.001
0.00
1
4P
4P
22k
2SA1602
2SA1602
2SA1602
2SA1602
2SA1602
2SA1602
100
100
2
3
2
4
2
6
27
28
29
3
0
3
1
3
2
33
34
35
3
6
37
38
39
40
41
42
43
44
21
22
(4/4)
OVER LOAD
DETECT
OVER LOAD
DETECT
OVER LOAD
DETECT
Q101-104
RR+
RR-
RL+
RL-
FR+
FR-
FL+
FL-
POWER DRIVER
POWER DRIVER
POWER DRIVER
10
µH
10
µH
10
µH
10
µH
10
µH
6-26. SCHEMATIC DIAGRAM – AMP Board (4/4) –
•
See page 64 for IC Block Diagrams.
(Page 50)
(Page 48)
(Page 49)
(Page 53)
(Page 53)
HCD-SB300
52
52
HCD-SB300
6-27. PRINTED WIRING BOARD – SPK Board –
•
See page 29 for Circuit Boards Location.
:Uses unleaded solder.
CN311
TB301
TB302
GP306
GP307
CN309
CN312
C495
C496
C493
C483
C481
C482
C484
C485
C486
C487
C488
C491
C492
C494
1-862-397-
11
(11)
(COMPONENT SIDE)
SPK BOARD
(CONDUCTOR SIDE)
SPK BOARD
1-862-397-
11
(CHASSIS)
(11)
(CHASSIS)
SW+1SW+1
FL+
C+
FR+
FL–
C–
FR–
SW–1
SW+2
RL+
RR+
RL–
RR–
SW–2
–
+
SW–1
SW+1
–
+
FL–
FL+
–
+
C–
C+
–
+
FR–
–
+
–
+
–
+
FR+
SW–2
SW+2
RL–
RL+
RR–
RR+
WOOFER
SPEAKER
WOOFER
FRONT L
SURR L
CENTER
FRONT R
SURR R
AMP BOARD
CN307
Q
1
4
AMP BOARD
CN306
AMP
BOARD
CN313
R
1
4
L
A
B
C
D
E
1
2
3
4
(Page 47)
(Page 47)
(Page 47)
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