
26
26
SA-WSLF1
SA-WSLF1
4-16. SCHEMATIC DIAGRAM — AMP SECTION (3/4) —
•
See page 34 for IC Block Diagrams.
•
See page 32 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
R322
CNP303
C382
C383
L302
1
µ
H
X450
IC303
R426
R425
R343
CNP305
CNP304
R342
C380
100
10V
47k
4.7k
2SB1013
FAN DRIVE
47
16V
560
0
0
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
0.01
100k
0.01
0.1
0.1
220
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
RC4580IDR
0.1
0.1
0
470
DTC124EKA-T146
FAN DRIVE
47
25V
0.1
470
10V
470
10V
2P
10k
5P
0.001
10p
49.152MHz
TK11118CSCL-G
150
220
0
2P
4P
0
22
25V
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
28.5V
28.5V
(3/4)
+1.8V REGULATOR
HEADPHONE AMP
HP-MUTE
OSC
45
NO MARK : DVD STOP
FAN