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AU-226 (CURRENT PULSE D/A, AMP) SCHEMATIC DIAGRAM • See page 4-59 for printed wiring board.
Q Q
3 7 6 3 1 5 1 5 0
– Ref. No.: AU-226 board; 3,000 series –
1
2
3
4
AU-226 BOARD (2/2)
A
B+
1
1
2
AU-226 BOARD (1/2)
3
(SEE PAGE 4-64)
4
1
2
B-
B
R111
150
2.5
R112
150
2.5
R113
150
2.5
2.5
C132
R114
150
10u
63V
-5.9
C
-0.9
R119
6200
-7.1
-7.1
-5.3
3
C133
0.1u
0
4
D
5
B-
2
AU-226 BOARD (1/2)
6
(SEE PAGE 4-64)
7
B+
8
E
R115
150
2.5
R116
150
2.5
9
R117
150
2.5
F
10
2.5
C134
R118
11
10u
150
63V
-5.9
-0.9
12
R120
6200
-7.1
-7.1
-5.3
G
C135
0.1u
0
T E
L
1 3 9 4 2 2 9 6 5 1 3
B-
13
H
14
I
J
K
NO MARK:DVD/CD PLAY
SIGNAL PATH
AUDIO
SIGNAL
L
PB
05
w w w
Note:
Note:
The components identi-
Les composants identifiés par
fied by mark 0 or dotted
une marque 0 sont critiques
.
line with mark 0 are criti-
pour la sécurité.
Ne les remplacer que par une
cal for safety.
pièce portant le numéro
Replace only with part
spécifié.
number specified.
5
6
7
8
IC107
IC107
CXA8042AS
-0.2
CURRENT PULSE D/A
R123
R127
IN2-
IO1+
10
10
-0.2
IN2+
IO2-
C146
NC
NC
0.022u
-0.2
IN1+
IO1-
-0.2
R124
R128
IN1-
IO2+
10
10
NC
NC
B+
5.2
C4
VCC2
-2.1
C136
C150
C3
C2
0.1u
0.1u
-2.1
GND2
C1
C137
C148
0.1u
B+
B+
5.2
0.1u
VEE2
VCC1
3.1
VEE1
VREF
C152
IC109
3.1
C142
100u
C6
VCNT
0.1u
25V
+5V REG
C5
GND1
3.1
C144
IC109
M5F7805L
CIREF
RIREF
100u
25V
R121 330
7.3
B-
B+
JW104
C156
D102
470u
MA111-TX
35V
C157
IC108
470u
D103
35V
MA111-TX
CURRENT PULSE D/A
B-
IC108
CXA8042AS
B-
-0.2
R125
IN2-
IO1+
R129
10
10
-0.2
IN2+
IO2-
C147
NC
NC
IC110
0.022u
-0.2
IN1+
IO1-
-0.2
R126
R130
-7V REG
IN1-
IO2+
10
10
IC110
M5F7907L
NC
NC
5.2
B+
C4
VCC2
-2.1
C138
C151
C3
C2
0.1u
0.1u
-2.1
C139
C149
GND2
C1
0.1u
B+
0.1u
B+
5.2
VEE2
VCC1
3.1
VEE1
VREF
C153
3.1
C143
100u
C6
VCNT
0.1u
25V
C5
GND1
3.1
C145
CIREF
RIREF
100u
25V
R122 330
B-
B-
R155
FB105
220
L
J102
WA006
FB102
R159 220
2
1
R158
100k
2SC2878AB-TPE2
C184
C124
R162
100k
470p
470p
C185
100u
16V
Q106
UN2211-TX
RELAY DRIVE
6.5
AUDIO
OUT
0.1
R166
R163
22
10k
R161
100k
6
7
8
9
10
C183
C125
470p
470p
RY101
5
4
2
1
3
B+
R157
100k
2
1
FB101
R
WA007
R160 220
J101
FB104
R110
220
x
a o
y
i
4-65
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8
9
10
11
12
13
R135
390
C162
R135
390
5600p
R131
4
56
0
2
1
3
3.6
IC113
8
IC111
B+
12.3
OPA2132PA
MIX/LINE AMP
C168
470p
R136
390
R145
B+
C163
5600
C158
B-
5600p
0.012u
12.3
-12.6
R139
8
R132
5600
4
1.8
56
0
5
0
6
7
7
6
5
3.6
R140
1.8
4
5600
IC113
8
1
2
3
IC111
-12.6
OPA2134PA
OPA2132PA
C160
5.2
0.012u
C166
R143
470p
5600
IC111
B+
LPF
C154
WA003
100u
25V
JW101
C155
45mm
100u
25V
B-
B-
JW103
20mm
B+
C167
R144
470p
5600
C161
-7.1
0.012u
IC112
12.3
OPA2132PA
IC114
-12.6
1
2
3
OPA2134PA
8
R141
4
5600
3
3.6
1.8
1
6
0
2
7
0
5
R133
56
4
R142
1.8
C159
5600
8
0.012u
C164
12.3
5600p
R146 5600
R137
390
C169
IC112
470p
IC112
OPA2132PA
8
IC114
LPF
5
3.6
7
6
MIX/LINE AMP
R134
0
56
Q
Q
4
B-
-12.6
3
7
6
3
C165 5600p
R138
390
B-
C179
R153
220u
22
25V
WB007
C177
0.47u
Q105
WB006
0
MUTE
-12.5
WA004
Q103
UN2211-TX
MUTE
0
WA005
-6.5
WA001
B+
R170
22
B+
R156
22
Q104
2SC2878AB-TPE2
MUTE
-12.5
0
C178
220u
R154
25V
22
C176
0.47u
u 1 6 3
.
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2
4
9
9
8
14
15
16
17
• Waveforms
B+
1 IC105 rf
R151
1k
C173
1500p
DVD : 3.2 Vp-p (6.14 MHz)
R147
R149
4
820
820
0
CD : 3.2 Vp-p (5.64 MHz)
2
0
1
3
8
IC113
2 IC105 rl
OPA2134PA
C170
6800p
B+
B-
C171
6800p
IC114
OPA2134PA
8
R148
R150
3
0.1
820
820
0
1
2
4
DVD : 3.2 Vp-p (3.07 MHz)
C172
1500p
CD : 3.2 Vp-p (2.82 MHz)
R152
1k
3 IC105 t;
1
5
1
5
0
8
9
2
4
DVD : 3.2 Vp-p (48.0 kHz)
B-
CD : 3.2 Vp-p (44.1 kHz)
B+
B+
AEP,UK
R164
CN103
4P
470
1
L
R167
2
GND
0
3
GND
4
R
R165
470
m
c o
CURRENT PULSE D/A, AMP
4-66
DVP-S9000ES
2
9
9
18
4 IC105 ta
DVD : 3.2 Vp-p (3.07 MHz)
CD : 3.2 Vp-p (2.82 MHz)
5 IC105 qd
DVD : 4.9 Vp-p (49.15 MHz)
CD : 5.1 Vp-p (45.16 MHz)
6 IC102 2 (CD play)
9
8
2
9
9
4.4 Vp-p (45.16 MHz)
7 IC102 qg (DVD play)
4.4 Vp-p (49.15 MHz)
ER-11 BOARD (1/2)
CN905
(SEE PAGE 4-71)
AU-226 (2/2)
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