Audio Amp) Schematic Diagram - Sony DVP-NS705V Service Manual

AV-64 (AUDIO AMP) SCHEMATIC DIAGRAM • See page 4-35 for printed wiring board.
– Ref. No.: AV-64 board; 1,000 series –
1 2 3 4
AV-64 BOARD (2/3)
A
NO MARK:PB MODE
B
VMUTE
IP_SW
C
V
AV-64 BOARD (1/3) C
Y
Y/G
CB/R
WIDE
CR/B
D D_GND
CN301 29P
JL301
Cr/B 29
JL302
WIDE 28
JL303
Cb/R 27
JL304
D_GND_VIDEO 26
E JL305
Y/G 25
JL306
D_GND_VIDEO 24
JL307
Y 23
JL308
D_GND_VIDEO 22
JL309
C 21
D_GND_VIDEO 20
JL311
V 19
JL313
F
RGBSEL 18
DSEL 17
IP_SW 16
JL312 B+
VIDEO+5V 15
B+
JL316
MB-105 BOARD (8/11) VIDEO+11V 14
FB301
JL310 B-
CN601 *
VIDEO-5V 13
(SEE PAGE 4-26) JL324
EURO_R 12
VMUTE 11
JL314
G EURO_L 10
JL322
LMUTE 9
JL318
RMUTE 8
JL315
ALT- 7
JL317
ALT+ 6
P_GND 5
B+
JL325
AUDIO+5V 4
JL320
P_GND 3
JL321
H ART+ 2
JL323
ART- 1
B-
SW-13V
B-
-5V
B+
AV-64 BOARD (1/3)
AI+5V
B+
AU+11V
I
R303
1k
C357
5 47u
2.5 16V
Q301
2SC2712-YG-TE85L
C303
BUFFER 1.8
47u
63V
R302 R304
68 1k
R301
J
220
C302 C356
47u
47u
J301 16V
63V
1P
JL326
COAXIAL
R305
10k
DIGITAL OUT
JL327
1.7
D IN
JL328 B+
5.1
OPTICAL
VCC
K
JL329
GND
IC301
C301
47u
IC301 25V
OPTICAL DIGITAL GP1FA551TZ
OUTPUT
SPDIF_GND
AV-64 BOARD (3/3)
05 SPDIF
5 6 7 8
EXCEPT NS905V:AEP,UK,RUS
R306 R311
1k R320 R322
1k NS705V/ C335
2400
0.5% NS755V 680
0.5% 4700p
0.5%
C306
4700p
C333 R318
R307 R312 R316 C312 NS905V/
3900p 680
1k 1k 2400 470p NS915V
C336
0.5%
0.5% 0.5%
470p
C337
470p
C309
NS905V/
470p
NS915V
1.3 0
5 6 7
IC303
AUDIO AMP
∗
IC303
BA4558F-E2 :NS705V/NS755V
BA15532F-E2 :NS905V/NS915V
4 3 2
-10.1
NS705V/
NS755V
EXCEPT NS905V: C339
AEP,UK,RUS 470p
R308 R313
R317 R321
C310
1k 1k 2400
680
470p
0.5% 0.5% 0.5%
C307 C338 R323
4700p
4700p 680
C334
R309 R314
1k 3900p 1k
0.5% 0.5%
B+
R325
4700
B+
R370
*
D303
B+ DAN202K-T-146
*R370,FB301
0 :EXCEPT NS705V
0uH :NS705V
NS705V/NS905V
:AEP,UK,RUS
R326
4700
R315
0
B-
R310
1k
IC302
+5V REG
IC302
NJM78M05DL1A-TE1
1 2
10.8
B+
C311
0.01u
C314
4-41
9 10 11 12
NS705V/NS755V
C349
C316 47u
0.01u 16V
C318
R327
47u
470
63V
R333
47k
NS905V/NS915V
NS705V/
NS755V
B+
B-
10.6
NS705V/NS905V
8
R343
:AEP,UK,RUS R341
100k 100k
R338
4700
0
Q305
0.8
TRANSISTOR2SD1938(F)-
ST(TX).SO
R336
4700
EXCEPT NS705V/
NS905V:AEP,UK,RUS
0.8
Q306
TRANSISTOR2SD1938(F)-
ST(TX).SO R337
4700
0
1
0 Q305,306
MUTE
B-
C340
NS905V/NS915V
470p
NS905V/NS915V
C313
470p
C321
R328
47u
470
R324 63V
C317
C350 R330
2400 C354
0.01u
0.5% 47u 47k
NS705V/ 100p
16V NS755V
10 9.9
Q304
C322
1u 2SB709A-QRS-TX
R331
50V
10k 9.2
Q302-304
MUTE DRIVE
R329 R334
10k 10k 0
6
Q303
DTC124TKA-T146
0.6
NS705V/NS905V:AEP,UK,RUS
R332
47k
Q309
Q302
2SB709A-QRS-TX
UN2213-TX 10
10.2
C323
1u
R339
50V
10k 9.5
R342
R335
10k 10k
0
6.9
Q308
0.6
DTC124TKA-T146
B+
Q307-309 B+
Q307
MUTE DRIVE
UN2213-TX
B+
3
5.1
B+
C353
47u
16V
NS705V/NS755V
0.1u
C315
47u
NS905V/NS915V
63V
DVP-NS705V/NS755V/NS905V/NS915V
13 14 15 16
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y Y/CHROMA
PB
R347
470
R348
470
EXCEPT NS705V/NS905V:AEP,UK,RUS
R349
470
R350
470
C355
100p
B+
B+
B+
B-
Q310
C346
2SB710A-RTX R364
330u
+9V REG 10k
R351 0 6.3V
10.9 11
10.2
C359
1u
50V C343
0.01u
R363
5600
-9.2
R365 R368
Q311 100k 100k
-8.7
2SC2712-
YG-TE85L
-9.3
R353
0
D301
-9.3
1SS355TE-17
R352
Q312
0
2SB709A-QRS-TX
R362
-10
0
R367
10k
Q311-313 C348
-9V REG 47u
25V
4-42
17 18 19
AUDIO
SIGNAL
B+
OPAMP+9V
AV-64 BOARD (3/3)
B-
OPAMP-9V
2R
1R
2L
AV-64 BOARD (1/3)
1L
P_GND
MUTE_V
L_MUTE
R_MUTE
AV-64 BOARD (3/3)
A_MUTE
L301
CN302 7P
100uH
JL330
7 SW_-13V
JL331
6 AI+5V
JL332
5 AU+11V IF-94 BOARD
C361 JL333
47u 4 D_GND_VIDEO CN402
25V
JL334
(SEE PAGE 4-50)
3 EVER+3.3V
JL335
2 A_MUTE
JL336
1 VMUTE
R366
470
P_GND AV-64 BOARD (3/3)
AUDIO AMP
AV-64 (2/3)