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A
B
SCHEMATIC DIAGRAM (CD)
1
Q Q
3 7 6 3 1 5 1 5 0
CD HEAD AMP
FROM
CD
MECHANISM
UNIT
2
4.5
3.9
2.0
LD DRIVE
3
PICK UP DRIVER
1.9
2.5
0
2.5
2.2
4
2.2
4.9
2.5
2.5
2.5
4.9
0
0
2.5
TO
2.5
2.5
CD
4.9
4.9
MECHANISM
UNIT
2.2
2.2
2.2
2.2
T E
L
1 3 9 4 2 2 9 6 5 1 3
2.0
3.4
2.4
0
5
TO
CD
MECHANISM
UNIT
6
7
PIN CONNECTION DIAGRAM OF TRANSISTORS,
DIODES AND ICS.
w w w
2SB544
2SD1938F
TC74HC125AF
AN8785SB
AN8399SA-E1
8
.
15
17
21
30
22
C
14
7
28
32
E
14
8
29
B
7
1
E
1
1
C B
9
C
D
E
CD
2.5
0
2.5
2.5
0
2.5
Point 1 Pin 59 of IC102
M38B59MFH-A126FP
MN35511AL
x
a o
y
60
41
64
41
i
61
40
65
40
16
80
25
80
21
1
24
1
20
F
G
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8
4.6
2.6
5.1
1.4
0
DSP-DAC
2.6
~
5.1
2.6
0.1
2.1
5.1
0
5.1
0
0
0
5.0
5.1
5.1
2.6
1
0
0
0
5.1
2.5
2.5
5.1
Q
Q
3
7
6
3
2.5
0.1
5.1
5.1
2
0
0
8 BIT µ-COM
5.1
0
0
5.0
0
4.8
5.0
5.1
~
5.1
5.1
5.1
Point 2 Pin 15 of IC103
u 1 6 3
.
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H
I
2
4
9
9
8
FROM MAIN (2)
TO MAIN (1)
1
5
1
5
0
8
9
2
4
5.1
14
~
3
2
~
1
0
5.0
4
~
6
5
0
5.1
10
0
8
9
~
0
13
0
11
12
0
0
7
VREF
m
c o
All voltage are measured with a 10MΩ /V DC electric volt meter.
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.
J
K
L
CRX-E150
IC1: AN8785SB
2
5-Channel Power OP-Amp System Driver
9
9
16
10
12
11
18
17
14
13
19
1
28
26
25
24
Thermal
Protection
Circuit
Standby
4
IN-
Band gap
V
/V
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
CC
REF
5
IN+
Reset Circuit
+ -
1.25V
3
OUT
-
+
-
+
-
+
-
+
-
+
+
-
6
VREF
SW
7
9
8
21
15
20
23
27
2
22
IC7: TC74HC125AF
Quad Bus Buffer
E-45/J-41
1G
1
14
Vcc
K4
1A
2
13
4G
2Y
3
12
4A
2G
4
11
4Y
2A
5
10
3G
2Y
6
9
3A
GND
7
8
3Y
E-45/J-41
D2
9
8
2
9
9
IC105: AN8399SA-E1
CD Head Amp.
4
5
6
8
9
12
13
14
15
RF EQ
AGC
BDO
OFTR
CEA
10
NRFDET
3TENV
11
3T OUT
16
NRFDET
A
32
AMP
GCA
BCA
C
31
22
FEN
SUBT
–
B
30
23
FEOUT
+
AMP
GCA
BCA
D
29
E
27
AMP
GCA
BCA
20
TEN
SUBT
–
21
TE OUT
+
F
28
AMP
GCA
BCA
–
2
LD
+
+
19
–
1
PD
BAND GAP
18
24
26
25
7
17
3
E-44/J-40
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