Audio Amp) Schematic Diagram - Sony DVP-NS715P Service Manual

DVP-NS715P
Q Q
3 7 6 3 1 5 1 5 0
AV-63 (AUDIO AMP) SCHEMATIC DIAGRAM • See page 4-27 for printed wiring board.
– Ref. No.: AV-63 board; 1,000 series –
2 3
1
AV-63 BOARD (2/2)
A
NO MARK:PB MODE
CR/B
CB/R
Y/G
Y
AV-63 BOARD (1/2)
B
C
IPSW
V
WIDE
D_GND
DSEL
C AV-63 BOARD (1/2)
CN203 25P
JL217
CR/B 25
JL229
WIDE 24
D
JL230
CB/R 23
D_GND 22
JL236
Y/G 21
D_GND 20
JL232
Y 19
JL233
D_GND 18
T E
L 1 3 9 4 2 2 9 6 5 1 3
JL234
C 17
JL235
DSEL 16
E
JL237
V 15
JL238
IPSW 14
MB-103 BOARD (8/8)
CN601 D_GND 13
JL239
(SEE PAGE 4-26)
RGBSEL 12
JL215
ALT- 11
JL205
SPDIF 10
JL210
ALT+ 9
JL207
P_GND_SPDIF 8
F
JL208
P_GND_AUDIO 7
JL206
RMUTE 6
JL214
ART+ 5
JL211
LMUTE 4
JL216
ART- 3
JL213
MAMUTE 2
JL212
AU+5V 1
B+
G
Q211
2SC2712-YG-TE85L
BUFFER
R249
220
H
J201
JL201
COAXIAL
DIGITAL OUT
JL202
1.7
D IN
JL203
4.9
OPTICAL
VCC
JL204
GND
I
IC204
w w w
GP1FA550TZ
IC204
OPTICAL DIGITAL
OUTPUT
05
AUDIO AMP
AV-63 (2/2)
4 5 6
R201
4700
0.5%
C201
560p
R202
R205
4700
5600
0.5%
0.5%
C203
180p
IC201
AUDIO AMP
IC201
BA4558F-E2
R280
0
C204
180p
R206
R203
4700 5600
0.5%
0.5%
R204
C202
4700
560p
0.5%
R253
1k
4.9
2.4 R256
C229
1k
47u
1 2 3
1.7 16V
4.9 10.6
B+
R251 R254
68 1k
R282
C228 C222
0
0.01u
47u C223
16V
0.01u
R252
10k
B+
C227
ET202
47u
16V
C232
x a o
220p
. i
4-31
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7 8 9
R210
2200
C207
0.01u C233
R212
47u
5600
R226
16V
0.5% 470
R208
2200
C206
180p
1.3 0 10.6
R229
47k
5 6 7 8
0
4 3 2 1
-10.1 0
0
C205
180p
C234
47u
R227
16V
470
R207
2200
Q Q
C208
R230
R211 3 7
R209 0.01u
47k
5600
2200
0.5%
Q202,204,205
MUTE DRIVE
C209
R224
1u
50V
R222
10k
Q204
DTC124TKA-T146
D202
R259
DAP202K-T-146
0
1
3
6.0
2
0.6
Q202
UN2213-TX
R213
4700
IC203
1
AU+5V REG 3
2
IC203 C231
D201
R225
NJM78L05UA-TE1 220u
DAN202K-T-146
16V
B+
C224
47u
16V
u 1 6 3
y
http://www.xiaoyu163.com
2 4
8 9 9
10 11 12
B+
Q207
TRANSISTOR2SD1938
(F)-ST(TX).SO
0.8
R235
4700
R234
4700 R240
0.8
470
R238
Q208
100k R241
TRANSISTOR2SD1938 470
(F)-ST(TX).SO
R242
470
R243
470
6 3 1 5 1 5 0 8 9
Q205
2SB709A-QRS-TX
10.0 9.9
9.2
10k
R228
10k
0
6.0
47k
B+
C242
R285
330u
10k
10.6 10.7 6.3V
B+ B+
Q201
2SB710A-RTX
10.0
B+ SWITCH
R216
-10.6 5600
Q203
R219
2SC2712-YG-TE85L
-10.1 220k
-10.8
R218
D205
100k -12.2
1SS355TE-17
-10.8
Q216
m
2SB709A-QRS-TX
Q203,216
R220
B- SWITCH
-11.4 470
R221
10k
c o
C244
47u
16V
.
4-32
2
8 9 9
13 14 15
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
CHROMA Y Y/CHROMA
PB
1L
2L
1R
2R
2 4 9 8 2 9 9
AV-63 BOARD (1/2)
B-
SW-13V
VMUTE
B+
AI+5V
P_GND
R279
0
CN202 7P
JL221
7 SW-13V
JL222
6 AI+5V
JL223
5 AU+11V
IF-92 BOARD
JL224
4 GND CN402
JL225
(SEE PAGE 4-36)
3 EVER+3.3V
JL226
2 A_MUTE
JL228
1 VMUTE
D_GND
AV-63 BOARD (1/2)