Technics SX-PC25 - Page 35

11
13
-LOUT
+LOUT
SCHEMATIC DIAGRAM-5
IC8
AN7194K-LD
(POWER AMPLIFIER)
Q13
2SD601
R99
10K
D17
MA8051LTX
R44
1K
R98
680
R87
56K
R89
3.3K
D26
MA111
C89
16V10
C87
50V1
R94
1K
C61 16V100
R64
2.2K
C62 16V100
VCC OUT1- OUT1+ GND STS IN1 MUTE 1/2VCC OROUT GND IN2 GND OUT2+ GND OUT2- NC
1
26
2
23
21
24
25
3
4
5
6
7
8
9
10 11
12
13
15
16
17
18
19
22
14 28
27
20
A14
OE
WE
CE
D7
D6
D5
D4
D3
D2
D1
D0
GND VCC
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
IC5
M5256DFP10VL
(256K BIT STATICRAM)
IC9
PCM1734EB-E2
(D/A CONVERTER)
L-OUT
IC10
QSIGX3C32003
(32M BIT DYNAMIC RAM)
LRCK
DATA
BCK
CLK0
XTI
XTO
DGND
VDD
VCC2R
AGND2R
EXTR
NC
VOUTR
AGND1
ML/IIS
MC/DM1
MD/DM0
MUTE
MODE
CS/IWO
RST
ZERO
VCC2L
AGND2L
EXTL
NC
VOUTL
VCC1
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
20
VCC
BYTE
19
18
17
16
15
14
13
12
11
10 AD
9
8
7
6
5
4
3
2
1
0
VSS VSS
15
NC
OE
CE
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
44
43
2
3
34
35
36
37
38
39
40
41
42
4
5
6
7
8
9
10
11
13 32
15
17
19
21
24
26
28
30
16
10
20
22
25
27
26
31
1
14
12
3323
C60
0.1P R54
O
+3.3D
0
C92
RST
+5D
+5D
0.1P
C85
0.1P
C93
C
B
D
A
0.1P
Z2
220x4
C83
0.1P
C84
16V10
C88
6V100
C91
16V10
N
M
L
K
J
I
H
G
F
E
D
C
B
A A
B
C
D
E
F
G
H
T
P
O
N
M
L
K
J
I
H
G
F
E
D
C
B
A
S
R
Q
P
O
N
M
L
K
J
I
H
G
F
E
D
C
B
A
R-OUT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
VCC R57
2.2K
4 5 6
8 7
12
10
+ROUT
-ROUT