Read Panasonic CQ-C8351N / CQ-C8301N / CQ-C7301N Service Manual online
20.6. CD Servo Block
A12
A13
A14
A15
A13
A14
A15
n
MUTE
C4
0
2
0.1u
C
403
0
.1u
C401
0.1u
L402
V
1
G
2
C
3
Y
C421
1u
R
4
22
100k
L403
C
451
470u
F
/6
.3V
R104
2.2k
R103
2.2k
T+
T-
F-
F+
F+
NB
NA
TRD
ECS
TVD
FOD
TV
D
D
EC
S
S
TR
D
D
FO
D
D
RV
cc
1
BI
A
S
2
M
U
TE1
3
M
UTE2
4
VI
N
1
5
VI
N
2
6
VI
N
3
7
Vcc
8
V
O3(
-)
9
V
O3(
+)
10
GN
D
19
PV
cc
1
2
20
PV
cc
4
5
21
VI
N
4
22
VI
N
5
23
RG
N
D
24
VO2(
-)
11
VO2(
+
)
12
RE
I
1
25
RE
O
1
26
VO5(
-)
15
VO5(
+
)
16
VO4(
-)
17
VO4(
+
)
18
VO1(
-)
13
VO1(
+
)
14
RE
I
2
27
RE
O
2
28
IC
201
YESAM279
BA 5814FM
CH1 Spindl e Motor
CH2 Feed Motor
CH3 Loading Motor (Not use)
CH4 Focus Coil
CH5 Tracking Coil
CH2 Feed Motor
CH3 Loading Motor (Not use)
CH4 Focus Coil
CH5 Tracking Coil
T-
T+
F-
F+
SP
(+
)
SP
(-
)
SL
(+
)
SL
(-
)
R206
15k
C204
3300p
3300p
TP204
TRD
R208
22k
C205
4700p
4700p
TP205
FOD
R201
6.8k
TP202
TVD
R204 1k
TP203
ECS
DC
8
V
GN
D
(M
)
GN
D
CD
R
S
T
S
-OUT
CD
3
.3
V
CD
S
C
K
CD
S
O
CD
M
U
TE
CD
S
I
CD
O
N
GN
D
(A
)
Lc
h
Rc
h
R211 47k
R210 27k
C253
470uF/6.3V
TP303
RC H
TP302
LCH
DA TA_C_M
LRCK_C_M
CLK_C_M
DA TA_M_ C
LRCK_M_ C
CLK_M_C
SC
K
SO
MU
T
E
SI
CD
F
S
MCLK
MDATA
MLD
RE
S
E
T
/RST
STAT
BLK CK
C251
220uF/10V
C
206
0
.1u
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
CN101
TP103
GND
TR
V
V
TP106
DSP 3.3V
TP401
SYS 3.3V
TP301
GND
PD
LD
F-
T+
T-
GND
LPD
Vref
B
VC C
GND
F
A
E
GND
LD
LD G
F+
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
11
12
13
14
15
16
CN102
GN
D
(M
)
VD
D
3
.3
V
Lc
h
Rch
GN
D
(A
)
GN
D
8V
GN
D
(M
)
DC
8
V
L201
0
C121 0.1u
C210
0.1u
C2
5
2
2
2
0u
F
/10V
TP201
GND(M)
GND(M)
REST SW
SL(+)
SL(-)
SP(-)
SP(+)
SW2
SW1
GND(M)
LN109
LN108
LN107
LN106
LN105
LN104
LN103
LN102
LN101
GND(M)
J101
C207
22p
22p
R
427
1k
R
428
1k
R
429
1k
R
430
1k
R
431
1k
R
432
1k
L304
0
L401
EX
T
0
1
EX
T
1
2
EX
T
2
3
PW
M
S
E
L
4
SP
O
U
T
5
SPP
O
L
6
TR
V
P
7
TRV
M
8
TRV
P
2
9
TRV
M
2
10
F
31
D
32
B
33
C
34
A
35
DCDET
36
TR
P
11
TR
M
12
RF VDD
37
N.C.
38
VREF
27
PD
28
LD
29
E
30
FO
P
13
FO
M
14
RF OUT
39
TE
S
T
15
DV
DD1
16
TEN
25
TE OUT
26
D
V
SS1
17
AD
P
V
CC
18
CEA
21
RF ENV
22
FE OUT
23
FEN
24
TE
I
N
19
FE
I
N
20
RF IN
40
CA
GC
41
AR
F
42
AV
SS2
43
AR
F
IN
44
DS
LF
45
IR
E
F
46
P
LLF
47
PL
L
F
O
48
A
V
DD2
49
OU
T
L
50
AV
SS1
51
AV
R
E
F
52
A
V
DD1
53
OU
T
R
54
D
V
SS2
55
DV
DD2
56
CS
EL
57
TS
M
O
D
E
58
IO
M
O
D
E
59
NTE
S
T
60
TX
61
FLAG
62
MCLK
63
MDATA
64
MLD
65
STAT
66
BLK CK
67
NRST
68
DV SS3
69
X2
70
X1
71
DV DD2
72
DQSY
73
TXTD
74
TXTC K
75
GIO0
76
GIO1
77
GIO2
78
GOUT0
79
GOUT1
80
IC101
YESAM272
L
101
L102
0
C102
0.033u
0.033u
C103
0.047u
0.047u
C104
1000p
1000p
R110
22k
TP105 FE
C106
330p
R109
56k
TP104
TE
R107
3.3k
R106
3.3k
C151
100Fu/16V
R101 4.7
Q101
YESAN086
C108
0.047u
C110
0.33u
C
1
13
0.1u
C1
1
6
68
0
p
C
1
14
0.0
1
5
u
C
115
0
.1u
R1
1
4
82k
R
116
8
2
0
C118
0.1u
C
117
1000p
C353
100uF/16V
C354
220uF
220uF
/10V
C
307
0
.1u
R118 10k
TP107
TX
C107
0.1u
C112
3300p
3300p
C154
220uF/10V
C119
0.1u
0.1u
Vref
Vref
Vr
e
e
f
RESET
/RST
CLK2
Di gital GND
Ana
lo
g
GN
D
DSP Audi o V DD
DSP DVDD
DSP AV DD
R302 330
R301 330
C301
220p
C302
220p
C
303
0
.01u
C
304
0
.01u
C351
10uF
C352
10uF
R305 1k
R306 1k
R308
47k
47k
R307
47k
47k
C
305
680p
C3
0
6
68
0
p
Vref
C101
0.1u
0.1u
C120
0.1u
0.1u
TP101
RF
TP102
Vref
TP501
S-OUT
S-OUT
Anal og GND
Au
d
io G
N
D
Di gital GND
0
Q201
YESAN086
R119
47k
TP114
PWMSEL
TP113
IOMODE
MCLK
MDATA
MLD
STAT
TP109
MCLK
TP110
MDATA
TP111
MCLK
TP110
MDATA
TP111
MLD
TP112
STAT
TP108
FLAG
FLAG
TP206
TRD
TP207
FOD
C122
100p
100p
TP115
AR F
R217
1k
R218
5.6k
R215
5.6k
R216
5.6k
SW
2
SW
1
SW
1
SW
2
R124
100k
100k
L301
L302
C
125
0
.1u
C124
0.1u
J105
0
J104 0
J103
0
J102
0
3032-14-14
To Main P.C.B 18P Connector
T
o
Optical Pic
k Up
1.6
1.5
1.5
1.5
1.6
1.6
1.6
1.5
1.5
1.6
1.6
1.6
1.6
1.6
1.5
1.6
1.6
1.6
1.6
1.6
1.8
1.8
1.8
1.8
1.8
2.0
2.0
1.7
1.4
1.6
1.5
1.6
1.6
1.6
1.2
1.2
3.2
3.2
3.2
1.6
1.5
1.6
1.6
1.6
3.1
3.1
3.1
3.1
3.2
3.0
0
0
0
3.2
0.8
0
0
0
0
0
0
3.2
1.7
2.4
2.0
2.0
2.0
2.0
0
0
3.0
3.2
0
0
0
1.6
3.2
1.4
1.6
1.6
1.6
8.2
8.2
3.1
3.2
7.0
0
0
4.2
4.2
4.0
4.4
3.8
4.0
3.6
4.1
0
8.2
8.2
1.4
1.6
1.6
1.6
3.1
8.2
0
3.1
0
3.1
8.2
7.6
3.2
3.0
1.8
2.4
8V
3.3V
3.3V
3.3V
3.3V
3.3V
8V
8V
8V
3.3V
3.3V
3.3V
3.3V
8V
8V
L
R
L
R
L
L
R
R
CQ-C8351N / CQ-C8301N / CQ-C7301N
50
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