CB5
CB1
CB2
CB6
IC12
A
1
2
3
4
5
6
7
8
9
10
B
C
D
E
F
G
H
I
J
K
L
M
N
CD-S1000
44
★
All voltages are measured with a 10M
Ω
/V DC electronic voltmeter.
★
Components having special characteristics are marked
s
and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
AUDIO
12.2
0
-12.3
-0.6
0.6
12.2
6.3
12.0
0
12.2
6.3
5.1
6.3
0
3.4
0
1.7
1.6
1.3
1.6
0
1.7
1.3
0
1.7
1.7
0
0
1.7
0
11.9
11.9
6.3
11.9
6.3
-0.6
0.6
-12.2
0
-0.6
11.8
5.1
6.3
6.3
0
-12.2
0.6
3.4
0
3.4
1.3
0
1.7
1.7
1.6
0
3.4
3.4
3.4
3.4
-12.2
0
-12.2
0
-12.1
0
12.0
0
-12.1
0
0
-12.2
0
0
-12.2
0
0
-12.2
0
0
-12.2
0
0
-12.2
12.0
0
-12.2
-12.2
0
-1.0
-12.2
0
0
0
0
5.1
5.1
2.3
2.3
2.5
0
0
0
0
5.1
0
1.7
1.3
1.7
1.6
0
3.4
3.4
3.4
3.4
5.1
0
0
0
0
5.1
2.3
0
0
0
0
5.1
11.9
11.9
0
0
11.9
-12.2
2.3
2.5
-12.3
0
OUT L
CD IN
1
2
3
4
8
7
6
5
1OUT
1IN–
1IN+
V
CC–
V
CC+
2OUT
2IN–
2IN+
OUT
VCC–
VCC+
36 pF
37 pF
14 pF
7 pF
15
Ω
460
Ω
15
Ω
IN+
IN
IC14, 16, 19-22
: NE5532DR
Dual low-noise operational amplifiers
IC12, 13
: TC74VHC08F
Quad 2-input AND gate
Vcc
14
4B
13
4A
12
4Y
11
3B
10
3A
9
3Y
8
1A
1
1B
2
1Y
3
2A
4
2B
5
2Y
6
GND
7
IC10
: TC74VHC157F
Quad 2-channel multiplexer
SELECT
Inputs
X: Don't care
Output
ST
H
L
L
L
L
X
L
L
H
H
X
L
H
X
X
X
X
X
L
H
L
L
H
L
H
A
B
SELECT
1
1A 2
1B 3
1Y 4
2A 5
2B 6
2Y 7
GND 8
Vcc
16
ST
15
4A
14
4B
13
4Y
12
3A
11
3B
10
3Y
9
A S G
B
A
Y
B
A
Y
B
A
Y Y B
L
L
H
H
L
H
L
H
A
B
L
L
L
H
Y
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
ZEROL
ZEROR
MSEL
LRCK
DATA
BCK
SCK
MS
MDI
MC
MDO
RST
DGND
VDD
VCC2L
VCC2R
VCC1
VCOMR
VCOML
IREF
IOUTL-
IOUTL+
IOUTR-
IOUTR+
AGND3L
AGND3R
AGND2
AGND1
Power Supply
RST
SCK
Advanced
Segment
DAC
Modulator
Bias
and
Vref
V
DD
AGND3R
AGND3L
V
CC
1
AGND1
AGND2
x8
Oversampling
Digital
Filter
and
Function
Control
Audio
Data Input
I/F
LRCK
BCK
DATA
MDO
MDI
MC
MS
DGND
Current
Segment
DAC
V
R
COM
I REF
V
L
COM
Function
Control
I/F
Zero
Detect
ZEROL
ZEROR
System
Clock
Manager
MSEL
V
CC
2R
V
CC
2L
I OUTR+
VOUTR
I OUTR-
I/V and Filter
Current
Segment
DAC
IC1, 4
: PCM1796DBR
Audio stereo digital-to-analog converter
I OUTL+
VOUTL
I OUTL-
I/V and Filter
IC3, 11
: PQ033ES3MXP
Low power loss regulator
3
DC input (Vin)
1
DC output (Vo)
2
GND
IC
A
+
+
-
-
1
OUTPUT A
INVERTING INPUT A
NON-INVERTING
INPUT A
V-
B
2
3
4
8
V+
OUTPUT B
INVERTING INPUT B
NON-INVERTING
INPUT B
7
6
5
IC15, 17:
LME49723MA
Dual high fidelity audio operational amplifier
PCM/DSD
SELECTOR
D/A
CONVERTER
D/A
CONVERTER
I/V
CONVERTER
DIFFERENTIAL
AMP
BUFFER
AMP
BUFFER
AMP
ANALOG OUT L
ANALOG OUT R
To MODULE board