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A
B
C
A MECHA. (D40-1533-*5)
(X33-1100-00)
1
CN104
HR901
OVER
2
WRITE
HEAD
1
CN103
VEE
1
3
E
2
2
4
D
3
1
C
4
5
F
5
I
6
Q1
VC
7
A
8
2
Q4
B
9
J
10
0V
VCC
11
VCC
L10
OPTICAL PICK-UP
LD-GND
12
BLOCK
+3.3V
(KMS-260A/JIN)
L5
ILCC
13
L6
MOD
14
C119
10u10
VR
15
+
PD
16
K
17
FCS+
18
FCS-
19
TRK+
20
3
TRK-
21
NC
22
3.3V
R106
3.3M
Q2
0V
(2.5V)
<2.5V>
3.3V
(0.5V)
<0.5V>
4
R105
4.7K
5
+
6
CN106
FE1
1
FE2
2
VC
3
TE1
4
TE2
5
RF
6
TP1
TP2
E
F
7
D
E
F
HEAD
5V
11
10
IC5
DRIVER
(5V)
< >
X
12
9
13
8
0V
(0V)
14
7
< >
X
15
6
Q8
16
5
0V
0V
(0V)
(0V)
0V (3.2V) <3.2>
Q6
3.3V
< >
X
< >
X
17
4
C184
22u8
18
3
+
3.3V
1.8V
(2.5V)
19
2
(2.8V)
<2.5V>
0V
<2.87V>
1
(0V)
20
<1.7V>
0V (2.2V) <2.2V>
+5V
5.1V
3.3V
Q9
H+5V
(0.1V)
1.8V
5V
Q5
<0.1V>
(2.8V)
(5V)
<2.87V>
< >
X
0V
(0V)
0V
< >
X
(2.8V)
<2.87V>
Q10
+
C127
0.1
C116
1.8V
1.7V
0.022
(1.6V)
0.2V
<
X
>
(1.0V)
2.2V
<1.6V>
+
0.2V
0.9V
(0.2V)
(1.2V)
<2.1V>
36
<1.7V>
BOTM
1
I
1.7V
35
0.8V (1.4V) <2.6V>
2
(2.0V)
ABCD
J
34
1.5V
R146
R150
<
X
>
FE
3
VC
33
1.8V
100
220
1.7V
AUX
1.7V
4
0.1V
A
1V
(1.4V)
1.7V
5
(1V)
B
32
<1.6V>
IC1
<1.2V>
ADFG
1.7V
6
31
C113 1
C
RF AMP
1.6V
ADAGC
1.7V
7
D
30
C112
1.7V
1.7V
8
ADIN
E
29
4700P
1.7V
9
ADFM
F
10
PD
0.1V (0.2V) < >
X
28
1.6V
11
SE
APC
3.3V (2.6V) <2.6V>
27
1.6V
R107
12
CSLED
APCREF
26
1.6V
R148
R141
470K
TE
25
0.4V
100
560
C136
C109
WELAD
100u
6.3
0.022
+
+
C106
1000P
R159
R190
100K
10K
+
3.3V
+3.3V
+3.3V
+3.3V
+3.3V
R162
2.2K
L8
L7
3.3V
+3.3V
3.3V
Q3
0V
(3.3V)
(2.5V)
<3.3V>
<2.5V>
3.3V
0V
(2.6V)
R164
(1.7V)
<2.6V>
680
<1.7V>
R167
Q7
4.7K
G
H
I
IC7
DRAM
3.3V
+3.3V
+3.3V
C124
0.1
1.6V
R125 100
C128
R131
0.01
10K
51
ASY0
3.3V
1.7V (1.7V) <0V>
0V
1.7V
(1.0V)
25
R144 100
C129
52
< >
X
LRCK
ASYI
24
0.47
53
DADT
+3.3V
AVDD
23
0V
3.3V
ADDT
22
1.7V
R123 220
0.3V
54
DOUT
1.7V
BIAS
0V
21
R137
C133
55
DIN
RFI
20
100
4700P
56
AVSS
AVSS
57
R136
R135
PDO
1.6V
19
1K
3.3K
58
AVDD
+3.3V
PCO
18
1.6V
59
XTSL
C132
FILI
1.8V
17
0.47
60
OSC0
FIL0
16
1.3V
3.3V
OSCI
C131
R140
1.9V
(3.0V)
15
0V
0.015
150
61
<3.3V>
TX
CLTV
0.3V (1.0K) <1.6V>
IC2
14
62
PEAK
XINT
0.2V (0.2V) <1.5V>
R121
63
ACIRC
B
ATRAC
13
0V
100K
0.8V (1.4V) <1.6V>
64
RECP
ABCD
EN/DECODE
12
3.3V
1.6V
65
DQSY
FE
11
3.3V
2.0V
66
SQSY
AUXI
C122
1.6V
67
VC
10
3.0V
0.01
68
XRST
ADID
R143
3.3V
69
+3.3V
AVDD
0V
3.3V
10K
70
9
( )
X
SENS
ADRT
< >
X
R142
71
ADRD
10K
72
8
AVSS
SRDT
C144
R147
73
1.6V
SE
(1.6V)
7
3.3V
100P
100
<1.8V>
XLAT
C143
74
TE
6
3.3V
100P
75
SCLK
AUX2
C142
0V
0V
(0.6V)
(3.3V)
5
3.3V
100P
<0.6V>
<3.3V>
SWDT
3.3V
4
0V
0V
3.3V
MNT3(SLOC)
(0.6V)
(0.2V)
0.1V
0V
(3.3V)
3
(1.3V)
(0.2V)
<0.6V>
<0.2V>
< >
X
MNT2(XBUSY)
<1.6V>
3.3V
<0.1V>
0V
0V
2
MNT1(SHCK)
1
MNT0(FOK)
3.3V
0V
0.8V
(0V)
<1.7V>
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
BUFFER
0V
IC3
C161
(0.2V)
< >
X
4
3
10u10
2
M+5V
3.3V
5
1
0V
+3.3V
(0.2V)
C152
<0.2V>
0.1
C151
100u6.5
+
0V(0.3V)
0V
<0.3V>
IC8
3.0V
BTL
5.1V
M+5V
C160
10u10
H+5V
H+5V
H+5V
J
K
L
CN102
3.3V AVR
1
SENSE
IC10
2
MNT1(SHCK)
3
DQSY
1.1V
4
DIG-RST
5
SQSY
6
SCL
5.1V
C195
7
XINT
3.3V
1
(MDM-04)
+3.3V
8
MNT2(XBUSY)
+
+
+
LDON
9
0.3V
10
GND
11
MOD
0.5V
12
REC SW
IC6
13
REFLECT
E2PROM.
14
PHOTO SW
15
PROTECT
16
NC (EMPH)
17
STTLMT
18
DISC IN
19
+5V
SPINDLE
MOTOR
CN105
1
PHOTO SW
2
REC SW
3
SPDL-
4
SPDL+
5
NC
6
+5V
7
DISC IN
8
SLED-
9
SLED+
10
REFRECT
11
PROTECT
12
GND
13
STTLMT
14
LOAD-OUT
15
LOAD-IN
S12fs
R173
1.3V
IC4
1M
1.3V
0V
5
4
6
3
7
2
8
CN101
+3.3V
1
1
SCLK
3.3V
2
SRDT
XLATCH
1.5V
3
4
WRPWP
5
SWDT
6
MNT3(SLOCK)
7
MNT0(FOK)
8
SDA
9
SCTX
R120
10
ADDT
100
11
MGND
12
BCK
13
MGND
R124
14
DADT
100
15
M+5V
16
LRCK
M+5V
M+5V
17
M+5V
18
LOAD-IN
19
GND
20
LOAD-OUT
21
GND
+3.3V
+3.3V
22
3.3V
23
DIN
H+5V
H+5V
24
25
DOUT
+5V
26
+5V
27
+5V
C196
28
512FS
0.1
29
HGND
H+5V
M
N
O
2/3
X25-
A
CN5
(X29-2580-00) (A/2)
SLT SW
CN1
1
2
LOAD
MOTOR
M
(X29- ) (B/2)
SLED
MOTOR
PROTECT
S1
M
CN2
3
3
2
2
1
1
M
WH1
REC SW
+5V
S2
PH1
2
3
1
4
15 14 13 12 11
10
9
8
7
6
5
4
3
2
1
CN3
PH1 : T95-0140-05
CAUTION: For continued safety, replace safety critical
components only with manufacturer's recommended
IC1
: CXA2523AR
parts (refer to parts list).
indicates safety critical
IC2
: CXD2652AR
components. For continued protection against risk of
IC3
: TC7S08FU
fire, replace only with same type and rating fuse(s). To
IC4
: TC7WU04FU
IC5
: TC74ACT540FS
reduce the risk of electric shock, leakage-current or
IC6
: X24C01AS-2.7
resistance measurements shall be carried out (exposed
IC7
: HM51W4400BTT-7
IC8
: BH6511FS
parts are acceptably insulated from the supply circuit)
IC10
: L88MS33T
before the appliance is returned to the customer.
IC11
: AK4520
Q1
: FMW1
Q2,3
: DTA144EUA
Q4,5
: DTC114YUA
Q6
: 2SA1576A(R,S)
The DC voltage is an actual reading measured with a
Q7
: 2SB798-DL
Q8
: 2SJ278
high impedance type voltmeter. The measurement value
Q9
: 2SK1764
may vary depending on the measuring instruments used
Q10
: DTC114EUA
or on the product. Refer to the voltage during
D1,2
: F1J6TP
RECORDABLE MD PLAY unless otherwise specified;
D101
: MA101
The value shown in (
) is the voltage measured at the
moment of STOP. The voltage followed by (REC) refers
to the value during MD RECORDING.
2/3
X25-
B
CN4
2SD2061
UN5212
STOP
NON
(
)
PLAYBACK
< >
RECORD
X
MEASUREMENT IMPOSSIBLE
PLAYBACK
PLAYBACK(DIGITAL OUTPUT)
RECORD
RECORD(DIGITAL INPUT)
GND LINE
+B
+B LINE
-B
-B LINE
DM-S500(K) (1/3)
DM-S500
Y22-7501-00
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