-28-
PF-2945A-A/PF-2982B-A
PRINTED WIRING BOARD 6/6
SENSOR PWB(B4)/CD PWB(B5) section
CD PWB(B5)
CD PWB(B5)
SENSOR PWB(B4)
SENSOR PWB(B4)-B
GR
N
(-
)
FLAT WIRE
816-2542-01
PICK UP-ASSY
(969-0071-30)
SPINDLE MOTOR-ASSY
With LEAD
(SMA-182-100)
S
L
ED MOTOR-ASSY
(
SMA-183-10
0
)
O
RG(
+
)
R
E
D
(+)
B
L
K(
-)
To J201 of Main PWB(B1)(page17)
GR
N
O
R
G
B
L
K
RE
D
BLU
PU
R
YE
L
P
UR
YE
L
B
L
U
SENSOR PWB(B4)-A
IC Q
MARKING
+
+
COMPONENT SIDE
SOLDER SIDE
Caution:
COMPONENT SIDE: Parts on the component side seen
from the component side are indicated.
SOLDER SIDE: Parts on the solder side seen
from the solder side are indicated.
29
FLAT WIRE
816-4025-50
CIRCUIT DIAGRAM 10/10
SENSOR PWB(B4)/CD PWB(B5) section
SENSOR-A
SENSOR-
B
TO PICK UP-ASSY
To J201 of Main PWB(B1)
connect with 816-4025-50 FLAT WIRE
CD PWB(B5)
SENSOR
PWB(B4)
(page 22)
RF-AMP AND
DIGITAL SERVO PROCESSOR
D
R
I
VER WI
TH
R
EG.
CONTROL
LER
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CCT1
47KX4
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
7
1
8
19
20
21
22
23
24
25
26
2
7
28
29
SBOK
IPF
CLC
K
VD
D3
V
S
S3
DATA
S
FS
Y
SBSY
AR
S
EL
A
W
RC
PVD
D3
PD
O
T
M
AXS
L
PFN
L
PFO
PV
R
E
F
VCO
F
VC
O
R
E
F
DTCN
DTCP
PV
SS3
T
MAX
SLCO
RFRPI
RFI
RFEQO
AVDD3
RESIN
VRO
VMDIR
TESTR
AGCI
RFDCI
RFO
PNSEL
EQSET
RVDD3
MDI
FNI2
FNI1
FPI1
TNI
RFZI
AV
SS3
RFRP
RFDC
FEI
SBAD
TEI
TEZI
AVDD3
F
OO
T
RO
V
RE
F
F
M
O
D
M
O
M
ONIT
FGI
N
V
S
S3
TES
IN
XV
S
S
3
XI
XO
DVSS3
RO
DVDD3
DVR
LO
DVSS3
ZDET
VSS5
BUS0
BUS1
BUS2
BUS3
BUCK
VDD5
IO0B
IO1B
IO2B
IO3B
EMPH
BCK
AOUT
LRCK
DOUT
X
V
DD3
VDD3
RVSS3
S
L-
SL
+
S
P-
SP
+
SS
TOP
CHU
TR-
B
TR-A
G
ND
F
C
S
(
+
)
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
5
1
4
F
C
S
(
-
)
TRK(
-)
T
R
K
(
+
)
F
V
C
V
C
C
L
D
G
N
D
V
R
P
D
B
A
E
C
8V
8
V
T
R
-B
TR-A
C
H
U
-SW
SB
SY
BUCK
BUS3
BUS
2
BUS1
GN
D
BUS
0
/CCE
/
RESE
T
P-GND
P-G
N
D
SS
T
OP
INVSEL
LDO
FPI2
TPI
/CCE
/RST
CLV
:L
L
ED+
LCONT
LDMUT
fc=13.5KHz
IO0
A
IO
1A
IO2
A
IO
3A
AOUT
LRC
K
BC
K
SFSY
MBO
V
IPF
C
D-VDD
IF-VDD
DAT
A
CLC
K
VO2+
VO2-
VO1+
PwVCC
PwGND
MUTE
PrGND
REG
OPIN2
OPOUT2
OPIN1
OPOUT1
REG-B
VO-
VO3+
VO3-
VO4+
PwVCC2
PwGND
VO4-
CNT
LDIN
OPOUTSL
OPINSL-
OPOUT3
OPIN3
BIAS
PrVCC
S
L-
SL+
SP-
SP+
PHOT
O-B
PHOT
O
-A
GND
LED
+
1
2
3
4
5
6
7
8
9
10
C
HUCK-SW
LIMI
T-SW
J
201
R
2
C11
C
13
C
1
5
R
3
C17
C18
C19 C20
C21
C22
C25
C26
C
2
7
C29
C31
C33
C38
C39
R
6
R
7
R
8
R
9
R10
R13
R
15
TP18
TP19
R
5
C
6
R12
X2
C
10
C14
R16
R18
R17
R19
R
20
D
3
Q3
C4
C5
C
30
R11
C35
IC1
C34
C32
C
1
C
2
R1
D2
D
1
S1
S2
Q2
Q1
J
1
J
301
J
101
C36
C37
C12
C40
R14
IC2
C8
C23
C24
1
0
0
.
1
0.
015
0.01
2
2
0
4700p
1500p
0.1 0.1
680p
0.1
68p
0.1
0
.
0
3
3
6800p
470p
0.1
0.1
5600p
5.
6
K
47K
33
0K
22K
22K
27K
27K
LD-
LD+
FTE
0
1
47K
16.
92M
0
.
1
0.1
82K
82K
2
7K
1M
2.
2
K
1
S
S
2
2
6
T
E
8
5
L
2SB1188
1
100
6.3V
0.
1
27K
0.047
BA5830FP
0.047
470p
0.
1
100
16V
680
AN1105W-RR
AN
1105W-
R
R
SPVG22
SP
VG12
PS1192HB
PS1192HB
SP+
SP-
SL+
SL-
GND
10p
10p
47p
0.1
15K
TC94A15FG
1
0.015
0.1
A-3.3V
8V
D-3.3V
IF-VDD
T
R-A
C
HU
SST
OP
T
R-A
C
HU
SST
O
P
BUS0
BUS1
BUS2
BUS3
/CCE
BUCK
SP+
S
P-
SL+
S
L-
F
-
T
+
F
+
T
-
T
R-B
T
R-B
/RST
LRCK
BCK
AOUT
F-
F+
T-
T+
SBSY
/RST
/
C
C
E
B
U
CK
B
U
S3
B
U
S2
B
U
S1
B
U
S0
I
P
F
M
BOV
CLCK
D
AT
A
S
F
SY
BCK
LR
C
K
AO
U
T
SL-
SL+
SP+
SP-
I
PF
M
BOV
C
LCK
D
ATA
SF
SY
SBSY
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
1 2 3 4 5 6 7 8 9 101112131415161718192021222324
31
32
33
34
35
36
37
38
39
40
565758596061626364
25
41
42
43
44
45
46
47
48
49
50
6566676869707172737475
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100 26
27
28
29
30
80
79
78
77
76
5152535455
C
C
C
C
C
C
C
C
C
C
C
C
C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
21
27
28
22
23
24
25
26
15
16
17
18
19
20
0V
0V
8V
1.
7V
0.
8V
1
.
7V
1.4V
1
.
7V
1.
7V
1.
7V
3.
3V
0V
3.
3V
0V
0V
1.7V
0V
3.3V
0V
0V
3.
3V
0V
1.
8V
1.
7V
1
.
7V
1.
7V
1.7V
3.
3V
1
.
7V
1.7V
1.
7V
2
.0 ~ 2.8V
0V
1.7 ~ 2.0V
0V
0.2V
2.4V
3.3V
0.6 ~ 1.8V
1.1 ~ 2.4V
1.6V
1.5V
1.7V
1.5V
3.3V
~2.3V
1.7V
0V
0V
3.3V
1
.
8
~
2
.
2
V
3.3V
3
.
3
V
1
.
7
V
0
V
0
.
1
9
V
0
.
1
5
V
1.7V
1.8V1.7V
0V
0V
8V
3.8V
3.8V
3.8V
4.0V
3.6V
4.0V
3.6V
4.0V
8V
0V
1.8V
1.7V
1.6V
1.7V
1.7V
7.9V
3.
3V
3.3V or 5V
0/IF-VDD
0/IF-VDD 3.3V
3.3V
0/IF-VDD
0/IF-VDD
0/IF-VDD
0/
IF-
VDD
3.3V or 5V
1.8V
0.6 ~ 1.8V
1
.
3
~
2
.
2
V
0.6 ~ 1.8V
1.0 ~ 2.3V
1.0
1
.
8
~
2
.
2
V
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