Sony RMT-D128A - AI-23 (AUDIO AMP) Schematic Diagram

DVP-NS400D
4-33 4-34
AUDIO AMP
AI-23 (2/4)
AI-23 (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-
NO MARK:DVD/CD PLAY
D:DVD PLAY
C:CD PLAY
10.61.4
1.4
0
0-8.6
1.4 1.4
0
0
D0.8/
C-8.5
D0.8/
C-8.5
D9.8/C-8.5
D9.1/C10
10
D0/C10
D5.9/C0
D0.6/
C3.1
D5.9/
C0
10
D9.1/C10
D9.8/
C-8.5
D0/C10
D5.9/C0
D5.9/
C0
D0.6/
C3.1
510.6
1.6
5
5
2.5
1.8
US,CND,E
MX,AR,BR
AEP,UK
US,CND,E,MX,AR,BR
AEP,UK
AEP,UK
0.01u
C204
470
R226
16V
47u
C215
4700
R202
47k
R229
16V
47u
C214
470
R227
ERAUDIOL
ERAUDIOR
10k
R224
10k
R228
10k
R222
5600
R205
2200
R207
4700
R201
2200
R208
5600
R211
2200
R210
4700
R204
BA4558F-E2
IC202
1234
5678
5600
R206
5600
R213
2200
R209
4700
R203
0.01u
C218
UN2213-TX
Q202
2SB709A-QRS-TX
Q205
470
R243
470
R242
470
R241
470
R240
A_MUTE
16V
47u
C210
4700
R212
0.01u
C217
100k
R238
0.01u
C207
4700
R234
R235
4700
2SD1938(F)-T(TX).SO
Q206
2SD1938(F)-T(TX).SO
Q207
47k
R230
IC201
NJM78M05DL1A-TE1
IN
1
GND
2
OUT
3
560p
C203
100k
R239
4700
R237
180p
C208
180p
C206
560p
C202
180p
C205
180p
C209
10k
R232
2SB709A-QRS-TX
Q209
10k
R236
47k
R225
47k
R233
DTC124TKA-T146
Q204
DTC124TKA-T146
Q208
1R
2R
1L
2L
DAN202K-T-146
D201
1
2
3
EVER+3.3V
OPAMP+11V
OPAMP-11V
MUTE_V
50V
1u
C213
50V
1u
C216
DAP202K-T-146
D202
DAP202K-T-146
D203
UN2213-TX
Q210
10k
R231
4700
R218
RGBSEL
EUROVY
V
DISCEXT
C
Y
Y/G
CB/R
WIDE
CR/B
1k
R221
J201
68
R217
16V
47u
C226
10k
R219
2SC2712-YG-TE85L
Q201
JL204
220p
C212
220
R215
JL201
JL203
ET201
1k
R223
GP1FA551TZ
IC203
D IN
1
VCC
2
GND
3
16V
47u
C227
16V
47u
C225
1k
R220
JL202
220p
C228
220p
C229
JL205
JL206
JL207
JL208
JL209
JL210
JL211
JL212
JL213
JL214
JL215
JL216
JL217
JL218
JL219
JL220
JL221
JL222
JL223
JL224
25PCN203
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
P_GND
D_GND
1
A
EUROVY
P_GND_SPDIF
GND
AU+5V
ALT+
GND
P_GND_2CH
GND
SPDIF
C
LMUTE
Y/G
ART-
Cr/B
DISC/EXT
RMUTE
GND
ALT-
WIDE
V
MAMUTE
Y
ART+
RGBSEL
Cb/R
1324
F
125
G
K
11876
E
05
B
H
AI-23 BOARD (2/4)
I
93
D
C
1510
J
14
AUDIO AMP
IC202
MUTE
MUTE
IC201
+5V REG
OPTICAL DIGITAL
IC203
OUTPUT
BUFFER
Q208-210
MUTE DRIVE
MUTE DRIVE
Q202,204,205
YCHROMA
PB
Y/CHROMA
AUDIO
SIGNAL PATH
SIGNAL
VIDEO SIGNAL
AI-23 BOARD (3/4)
AI-23 BOARD (1/4)
AI-23 BOARD (1/4)
AI-23 BOARD (4/4)
AI-23 BOARD (3/4)
AI-23 BOARD (4/4)
AI-23 BOARD (1/4,3/4)
(SEE PAGE 4-28)
CN801
MB-98 BOARD (9/9)
COAXIAL
OPTICAL
DIGITAL
OUT
AI-23 BOARD (4/4)