1
2
3
4
5
6
7
IC11
IC12
E
M
M
F
(X32-348X-XX)
PICKUP ASS’Y (T25-0049-05):KMS-542D
A D
C
B
IC13
IC5
IC1
IC2
Q20
CHARGE
CONTROL
PULSE
OPE AMP
(NO USED)
Q23
D31
(PULSE
IC
Q21
CONTROL
STEP DRIVE
SPINDLE GAIN
CHANGE-OVER
(NOR./HI SPEED)
D.S.P.
D5
D3
(FOK "L")
CONTROL
SLED GAIN
(2/2)
IC9
(1/2)
IC9
CHARGE)
SWITCH
LIMITTER
Q34
AC ADAPTOR
DET.
Q6
D1
Q1
Q5
(DEFECT DET.)
COMPARATOR
DEFECT
DET.
VOLUME
D6
(1/2)
IC10
D15
D14
D2
D25
Q18
+2.9V
AVR
)
(
CONVERTER
DC-DC
SWITCH
DC-DC
CONVERTER
D26
Q9
PD
LD
D13
Q11
E1
A
B
CN1
CN6
CN3
C
A
+2.9V AVR
Q8
Q10
Q3
LD
COIL
FOS.
COIL
TRK.
C
0N/OFF
APC
CN2
B
RESET
Q32
Q2
MOTOR
DRIVER
Q37
DET.
BATTERY
Q17
FG
DET.
RF/SERVO
DEFECT
(2/2)
IC10
Q15
Q16
TG
TB
FB
LASER DIODE
Q13
Q14
D12
1.6V
2.3V
6.0V
1.5V
1.1V
0V
3.1V
5.7V
0V
0V
0V
0V
0V
5.7V
2.7V
0V
3.3V
1.4V
2.5V
0.8V
2.7V
1.1V
1.1V
1.1V
1.2V
1.1V
1.1V
1.1V
0V
0V
2.6V
2.7V
2.6V
1.3V
1.2V
1.4V
1.3V
1.3V
1.4V
1.3V
1.3V
1.3V
0.3V
1.3V
2.6V
1.3V
1.2V
1.3V
1.2V
1.7V
0V
0V
2.6V
1.4V
2.6V
2.7V
1.4V
1.4V
1.1V
2.7V
0V
2.7V
2.7V
0V
0V
2.7V
2.7V
2.9V
5.6V
BATT.2.3V
ACADP.5.0V
BATT.2.6V
5.7V
0.1V
0.2V
0.1V
0V
0V
0.1V
0.8V
1.3V
1.4V
0.8V
1.4V
1.4V
1.4V
1.6V
1.3V
2.4V
0V
0V
0V
0V
0.3V
0.2V
0.9V
2.1V
2.6V
1.2V
2.7V
2.5V
2.6V
2.5V
0V
2.7V
0V
0V
2.7V
0V
2.7V
2.5V
2.6V
2.5V
1.2V
1.6V
1.4V
1.4V
0.7V
1.0V
1.4V
1.4V
1.4V
1.4V
1.3V
1.4V
1.4V
1.4V
1.4V
1.4V
0V
2.7V
0V
2.7V
2.6V
2.6V
2.6V
1.5V
1.6V
0.6V
1.3V
0V
2.9V
1.4V
1.4V
1.4V
1.4V
1.4V
1.4V
1.6V
1.4V
1.4V
2.7V
1.4V
1.4V
(BATTERY)
5.5V
2.9V
2.7V
5.0V
1.4V
2.7V
0.8V
0.6V
1.4V
1.8V
1.4V
2.0V
2.2V
0.2V
1.4V
1.4V
10K
11K
220P
220P
+
C112
10u10
1M
0.01
0.047
IC9(2/2)
IC9(1/2)
Q22
22K
16K
R29
L1
470uH
R26
W1
R205
R314
10K
39K
C34
1000P
1000P
C38
0.033
3
2
1
+B
+B
+B
+B
+B
R201
39
+B
+B
+B
+B
15
R204
R214 18K
R119
22K
SYSM
12P
C213
+B
+B
R212
22
C201
+
47u4
IC10(1/2)
Q21
22K
R23
R1
22K
R218
4.7K
560
R217
16.9344MHz
+
C18
100u4
3.3
C10
+
22u10
2.6V
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
C2PO
C4M
C453
10u10
+
130
R337
Q3
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
Q17
4
180K
Q34
R9
180K
R11
0.01
C5
300K
R12
220K
R10
300K
R13
24K
R8
47K
R26
R7 3.3
R6 3.3
R14
2.7K
+
22u16
C1
330
R25
0.1
C6
R15
0.01
C9
R16
390
+B
IC10(2/2)
Q15,16
R452
27K
+B
+B
+B
+5V
10K
R301
0.1
C302
10K
1000P
+
C301
47u4
C451
1000P
C450
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
R309
1000P
C303
0.01
C305
R19
220P
+
10u10
C35
1000P
C39
1000P
1000P
C37
OP-
+
C36 22u10
C43
1000P
1000P
C31
PREGND
7
9
5
3
C8
0.01
R18
13K
C44
+B
+B
330
R219
49
47
39
15K
R108
47K
R118 180K
1.6K
R116
34
-
+
1
2
3
38
+B
+B
+B
R144
22K
R142
1.3M
R136
R135
R141
R143
4.7K
C41 0.1
33K
R24
29
31
10K
R27
1
R20
4.7K
R305
EXT
VSS
VO
+
-
7
5
6
L2
25
27
-
+
1
8
2
3
13
TRK(+)
-
2
+
SPD. MOTOR
+
2
1
2
-
SLD. MOTOR
1
LMT. SW
1
X3
330K
R206
1M
R120 1M
C120 150P
SPDL+
SPDL-
SLED+
SLED-
SLTSW
GND
41
40
40
R17 10K
R22
220
+
C17 100u10
3
VO
EXT
4
2
VDD
1
VSS
CE
5
SHORT LAND
VCC
PD1
PD2
VC
6
GND
VR
PD
4
5
1
PD1
PD2
2
E
3
15
14
FCS(-)
FCS(+)
12
11
10
F
A/L
TRK(-)
9
8
7
LD
VCC
VC
+
A/L
100K
82K
200P
390K
R117
L11
+B
+B
+
47u4
C114
R215
470
R213
6.8K
330K
R216
MDP
40
VR1
50K
C306 1
C307 1
R327
470K
R326
470K
R316
470K
R325
100K
R21
47K
3
GND
4
SUB
2
OUT
VCC
NC
1
5
R342 4.7K
R321 4.7K
R322
10K
38
34
41
40
C40
C32 1000P
CO1
CO3
33
1
BATT1
BATT3
32
2
OUT1F
OUT3F
31
3
POWGND
POWGND
30
4
OUT1R
OUT3R
29
5
BATT12
BATT34
28
6
OUT2F
OUT4F
27
7
POWGND
POWGND
26
8
OUT2R
OUT4R
25
9
BATT2
BATT4
24
10
DGND
44
12
ESP
CN3
43
13
PC
CN4
42
14
CT
IN4
41
15
RT
IN3
40
16
CLK
VC
39
17
VG
IN1
38
18
LG
IN2
37
19
CN1
PREVCC
36
20
CN2
OPOUT
35
21
34
CH1MUTE
22
11
CO4
23
CO2
25
27
29
31
SPDL+
SPDL-
SLED+
GND
SLTSW
SLED-
1
2
2
1
1
2
91
R129
5
6
7
9
7
5
13
3
FCS+
FCS-
TRK-
TRK+
AL
F
VC
VCC
LD
GND
VR
PD
E
PD1
PD2
1
3
2
5
4
15
14
13
12
11
10
C128
22u10
VR3
22K
10K
R127
10K
R130
R131 30K
R128
4.7
+
C126
47u4
R132 30K
C116
C117
C118 4700P
C119 0.01
R114
2.2K
R115
4.7K
R113
22K
C121
33P
R137
100K
14
12
13
11
10
R112 220K
R111
51K
C111
1
R453
3.3K
510K
82K
0.022
R139
VR4
22K
C108
R104
C107 0.01
R103 510K
C106
C104 0.1
R138
R107
+
C105
4.7u6.3
R101
100
C102 0.47
C101
R102 56K
C103 220P
C110
7
4
8
5
6
0.1
+
-
C125
R134 1M
R123
VR5
22K
22K
VR6
180K
R106
100
C129
0.1
1.8M
6.8K
R122
R125
24K
R124
10K
R126
20K
R133 1M
180K
0.1
C122
+
C127
22u4
R140
C123
0.022
25
TAM
FOK
12
26
FSET
CC2
11
27
TG2
CC1
10
28
TGU
CB
9
29
SRCH
CP
8
30
FEM
RFI
7
31
FEO
RFO
6
32
FLB
RFM
5
33
FGD
LD
4
34
FDFCT
PHD
3
35
FEI
PHD1
2
24
SENS
FE.B
37
23
C.OUT
F
38
22
XRST
E
39
21
DATA
EI
40
20
XLT
VEE
41
19
CLK
TEO
42
18
VCC
NC
43
17
ISET
TEI
44
16
SLO
ATSC
45
15
SLM
TZC
46
14
SLP
TDFCT
47
36
1
FEO
PHD2
48
13
TAO
VC
2
89
88
87
11
10
86
12
14
13
100
57
13
85
44
43
42
41
10K
220P
C223
11K
R223
R221
C214
12P
R222
C224
R224
+
C202
47u4
C210
0.01
430K
R210
1.5K
9
8
7
6
7
6
5
13
10uH
+
C203
0.047
0.47
C207
R209 1M
C206 220P
C205
3300P
100K
C204
1500P
+
C209
22u4
R207
3.3K
R208
10K
C208
0.15
R202
R203
VDD
61
ZLRCK
39
AVSS
62
YLRCK
38
AVDD
63
AOUT1
64
ASY0
37
AIN1
65
ASYI
36
LOUT1
66
BIAS
35
AVSS
67
RF
34
XVDD
68
AVDD
33
XTAI
69
CLTV
32
XTAO
70
AVSS
31
XVSS
71
FILI
30
AVSS
72
FILO
29
LOUT2
73
PCO
28
AIN2
74
VCTL
27
AOUT2
75
V16M
26
AVDD
76
VCKI
25
AVSS
77
VPCO
24
VDD
78
TES1
23
79
TEST
22
1
VSS
60
2
VSS
LMUT
59
3
EXCK
RNUT
58
SBSO
57
SCOR
56
4
WFCK
SQCK
55
5
EMPHI
SQSO
54
6
EMPH
SENS
53
7
DATA
8
DOUT
XLAT
52
9
CLOK
51
10
XTSL
SEIN
11
CNIN
12
DATO
13
XLTO
14
CLKO
15
SPOA
50
49
16
XROF
SPOB
48
17
XPCK
XLON
47
18
RFCK
FOX
46
19
VDD
VDD
45
20
VSS
VSS
44
ZBCK
43
YBCK
42
ZDATA
80
21
XRST
PWMI
41
YDATA
R121
100K
C115 0.01
+ C26
22u4
C113
0.01
R110
R109
120K
X
X
X
X
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K
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J
L
N
DPC-781(K)
3P
98.4.24
23:06
y [ W
2
