DS-90/90A
Feb. 2000
8
TO HEAD AMP BOARD CN6
TO POWER AMP BOARD CN3
Green
Orange
POWER LED
DIGITAL IN LED
LED BOARD
(Analog Sheet)
Wiring
Tighten a screw with TORX178A
FGND
Rch
Rch
Lch
Lch
D
D
D
D
D
D
+5
D
+5
D
D
+5
D
D
D
+5
D
D
+5
D
D
+5
D
D
+5
D
D
A
A
- 15
+ 15
+5
A
D
D
D
A
A
A
A
A
A
+ 15
- 15
+5
A
+5
D
D
D
D
+5
D
D
D
D
+ 15
- 15
A
A
A
D
A
+5
D
+5
D
D
+5
D
D
A
- 15
A
A
+ 15
A
A
A
D
D
D
D
D
D
A
A
A
D
D
D
A
D
R1
75
R4
1k
R5
10k
R6
10k
R34
10k
R32
15k
C2
0.1
C3
0.01
C8
0.1
C30
470p
R23 1k
R25
2.2k
R26
2.2k
R27
1k
SW3A
SSSF123800
11
12
13
14
15
C4
0.047
R2
47k
R3
2.2k
IC4
TC74HC595AP
QH-
9
QH
7
QG
6
QF
5
QE
4
QD
3
QC
2
QB
1
QA
15
SI
14
SCLR
10
G
13
SCK
11
RCK
12
VCC
16
GND
8
JK3
TORX178A
2
3
1
JK2B
YKC21-3044
22
21
JK2A
YKC21-3044
12
11
IC1D
TC74HCU04AP
9
8
IC1E
TC74HCU04AP
11
10
R30
470
D1
1SS133
1
2
C29
0.1
R31
10k
IC6A
TL072CP
+
-
2
3
1
C33
47/16
R33
220
R37
10k
R41
10k
R43
15k
R39
15k
C37
470p
C41
470p
R38
10k
IC6B
TL072CP
+
-
6
5
7
Q2
2SC2878A
3
1
2
C39
47/16
R42
47k
R40
220
R44
10k
IC6C
TL072CP
+
-
8
4
Q3
2SA1015GR
3
2
1
R49
47k
R45
47k
R46
47k
Q4
2SC1815GR
3
1
2
R47
47k
R48
47k
C42
0.1
C47
0.1
C44
0.01
FL1
PT-10
1
2
3
4
6
10
20
R50
75
L1
BL02RN2-R62
C12
0.1
R53
47k
R51
390
R52
390
C46
0.1
C31
100/35
IC1F
TC74HCU04AP
13
12
IC1C
TC74HCU04AP
5
6
IC1A
TC74HCU04AP
1
2
IC1G
TC74HCU04AP
14
7
IC1B TC74HCU04AP
3
4
IC8C
TC74HCU04AP
5
6
IC8A
TC74HCU04AP
1
2
IC8B
TC74HCU04AP
3
4
IC8D
TC74HCU04AP
9
8
IC8E
TC74HCU04AP
11
10
IC8F
TC74HCU04AP
13
12
IC8G
TC74HCU04AP
14
7
C10
100/35
R29
10 1/2W
C1
100/35
R54
220
R55
220
IC7
AK4324
DVSS
1
DVDD
2
CKS
3
MCLK
4
PD
5
BICK
6
SDATA
7
LRCK
8
SMUTE
9
DFS
10
DEM0
11
DEM1
12
DIF0
13
DIF1
14
DIF2
15
AOUTR-
16
AOUTR+
17
AOUTL-
18
AOUTL+
19
AVSS
20
VREF
21
AVDD
22
DZFR
23
DZFL
24
C24
47/35
C23
47/35
Q5
2SA1015GR
3
2
1
R61
47k
R57
47k
R59
47k
R58
47k
Q6
2SC1815GR
3
1
2
R60
47k
C43
0.1
C45
47/16 BP
CN1
S6B-PH-K-S
1
1
2
2
3
3
4
4
5
5
6
6
CN2
4P-SAN
1
1
2
2
3
3
4
4
CN3
S4B-PH-K-S
1
1
2
2
3
3
4
4
C48
0.1
C49
0.1
Q1
2SC2878A
3
1
2
C36
470p
R35
47k
R36
15k
SW3B
SSSF123800
21
22
23
24
25
C32
0.47
C35
0.47
C38
0.47
C40
0.47
LED1
1
2
LED2
1
2
CN2
S4B-PH-K-S
1
1
2
2
3
3
4
4
100
10p
0.1
0.1
0.1
0.1
0.1
1
R56
10k
SW2B
SSSF120500
21
23
22
IC2
CS8412-CP
DGND
8
M3
17
M2
18
M1
24
M0
23
VD+
7
ERF
25
CBL
15
V
28
U
14
C
1
FSYNC
11
SCK
12
SDATA
26
RXP
9
RXN
10
VA+
22
FILT
20
MCK
19
CS12/FCK
13
SEL
16
C0/E0
6
CA/E1
5
CB/E2
4
CC/F0
3
CD/F1
2
CE/F2
27
AGND
21
C34
0.01
TER1
JH-8M3
1
2
3
4
C27
0.1
C25
100/35
C6
0.1
C26
0.1
0.1
0.1
C5
0.1
C28
100/35
0.1
SW2C
SSSF120500
10
20
JK2C
YKC21-3044
A
B
10
SW3C
SSSF123800
10
20
Optical IN
Coaxial IN
Coaxial Through
CIRCUIT DIAGRAM (DA BOARD)
for DS-90
