-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
(-
)
FLA
T
WIRE
816-2542-01
PICK UP-ASSY
(969-0071-30)
SPINDLE MOTOR-ASSY
With LEAD
(SMA-182-100)
S
LED
MO
TO
R-ASSY
(SMA-183-10
0)
O
RG(
+)
R
E
D
(+)
B
LK(
-)
To J201 of Main PWB(B1)(page17)
GR
N
O
R
G
B
LK
RE
D
BLU
PU
R
YE
L
P
UR
YE
L
B
LU
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
SE
NSOR-
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
IVER
WI
TH
R
EG.
CON
TR
OL
LER
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٨
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
SB
OK
IP
F
CL
C
K
VD
D3
V
S
S3
DATA
S
FS
Y
SB
SY
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
SL
CO
RFRPI
RFI
RFEQO
AVDD3
RESIN
VRO
VMDIR
TESTR
AGCI
RFDCI
RFO
PNSEL
EQSET
RVDD3
MDI
FNI2
FNI1
FPI1
TNI
RFZI
AV
SS
3
RFRP
RFDC
FEI
SB
AD
TEI
TEZI
AV
DD3
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
(-
)
TR
K(
-)
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
/C
CE
/RESE
T
P-GND
P-G
N
D
SS
T
OP
INVSEL
LDO
FPI2
TPI
/CCE
/RST
CLV
:L
L
ED+
LCONT
LDMU
T
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
HU
CK-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
SPVG
22
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
IP
F
M
BOV
CLCK
D
AT
A
S
F
SY
BCK
LR
C
K
AO
U
T
SL-
SL+
SP+
SP-
IPF
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
10
11 12
13 14
15
16
17
18
19
20
21
22
23 24
31
32
33
34
35
36
37
38
39
40
56
57
58
59
60
61
62
63
64
25
41
42
43
44
45
46
47
48
49
50
65
66
67
68
69
70
71
72
73
74
75
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
51
52
53
54
55
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
1.8V
1.7V
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