Sony RMT-D128A - Page 60

DVP-NS400D
4-35 4-36
5.1CH AUDIO AMP
AI-23 (3/4)
AI-23 (5.1CH AUDIO AMP) SCHEMATIC DIAGRAM • See page 4-29 for printed wiring board.
– Ref. No.: AI-23 board; 1,000 series –
B+
B+
B+
B+
B+
B-
B-
B-
B-
B-
B-
B+
NO MARK:DVD/CD PLAY
D:DVD PLAY
C:CD PLAY
10.61.2
1.2
0
0-8.6
1.2 1.2
1.6
1.61.6
-8.6 0
10.60
1.6
0-8.6
2.1 2
2
2.1
0 10.6
10.6
10.9
10.1
-9.2
-9.3
-8.6
-10.5
-9.3
-10
D9.8/C-8.510
D9.1/C10
D0/C10
D5.9/C0
D5.9/C0
D0.6/C3.1
0
D0.8/
C-8.5
0
D0.8/
C-8.5
0
D0.8/
C-8.5
0
D0.8/
C-8.5
0
D0.8/
C-8.5
0
D0.8/
C-8.5
AEP,UK
AEP,UK
IC302 BA4558F-E2
1234
5678
C331
220p
C337
16V
47u
R348
2200
R369
470
R370
470
R371
470
R372
470
R373
470
R374
470
R368
3300
R366
3300
R365
3300
R364
3300
R363
3300
R353
3300
Q310
2SD1938(F)-
T(TX).SO
Q309
2SD1938(F)-T(TX).SO
Q308
2SD1938(F)-T(TX).SO
Q307
2SD1938(F)-T(TX).SO
Q306
2SD1938(F)-T(TX).SO
Q305
2SD1938(F)-T(TX).SO
Q304
2SB709A-QRS-TX
R323
10k
R337
10k
J302
C349
0.001u
OPAMP-11V
OPAMP+11V
16V
C338
47u
R344
2200
R354
2200
R347
2200
C334
220p
R360
10k
R341
10k
R355
10k
R338
10k
C319
220p
C325
560p
C328
560p
C320
220p
R327
10k
R328
10k
R325
10k
R326
10k
C326
0.001u
R331
3300
390p
C335
R356
1800
C321
390p
C332
390p
16V
C340
47u
R330
3300
C329
0.001u
R350
1800
R342
6800
R361
6800
R332
3300
R349
1800
R357
6800
IC303
BA4558F-E2
1234
5678
R345
1800
R329
3300
R339
6800
16V
C339
47u
C322
390p
C323
150p
R336
4700
IC304
BA4558F-E2
1234
5678
R340
47k
R362
27k
C324
0.001u
R335
4700
C330
0.001u
R334
6800
R359
47k
16V
C341
47u
R358
2200
R333
6800
C336
150p
R351
2200
C333
0.001u
R343
27k
16V
C342
47u
C343
0.01u
C344
0.01u
C345
0.01u
C346
0.01u
C347
0.01u
C348
0.01u
Q302
UN2213-TX
R322
10k
R367
100k
A_MUTE
16V
1000u
C305
R324
47k
MUTE_V
R380
47k
R379
47k
R377
47k
R378
47k
R376
47k
R375
47k
Q303
DTC124TKA-T146
JL330
JL331
JL332
JL333
JL334
JL335
JL305
JL306
JL307
JL308
JL309
JL310
JL311
JL312
JL313
JL314
JL315
JL316
JL317
JL318
R386
0
P_GND
2SC2712-YG-TE85L
Q312
2SB710-RTX
Q311
1SS355TE-17
D301
10k
R312
5600
R311
50V
1u
C306
0
R395
4700
R308
330u
6.3V
C309
100k
R313
220k
R314
AU+11V
SW-11V
2SB709A-QRS-TX
Q313
470
R309
10k
R310
16V
47u
C327
4700
R301
4700
R302
15PCN301
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
JL340
0
R399
JL341
470p
C317
470p
C316
470p
C315
470p
C314
470p
C313
FB301
0
D_GND
1
A
ROUT2+
LOUT2+
LOUT3+
MA_6CH_MUTE
P_GND_6CH
ROUT1-
ROUT1+
ROUT3-
P_GND_6CH
LOUT3-
LOUT1+
ROUT3+
LOUT2-
LOUT1-
ROUT2-
1324
F
L
125
G
K
11876
E
05
B
H
AI-23 BOARD (3/4)
I
93
D
C
1510
J
14
AUDIO
SIGNAL
SIGNAL PATH
PB
AI-23 BOARD (2/4)
AI-23 BOARD (4/4)
AI-23 BOARD (2/4)
AI-23 BOARD (4/4)
AI-23 BOARD (2/4)
CN802
MB-98 BOARD (9/9)
(SEE PAGE 4-28)
5.1CH FRONT
IC302
AUDIO AMP
AUDIO AMP
IC303
5.1CH REAR
IC304
5.1CH CENTER/WOOFER
AUDIO AMP
Q305-310
MUTE
Q302-304
MUTE DRIVE
Q312,313
B- SWITCH
B+ SWITCH
FRONT
5.1CH OUTPUT
R
WOOFER
L
REAR
CENTER
AI-23 BOARD (4/4)